Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

23 files changed, 11725 insertions, 0 deletions

diff --git a/sal/qa/osl/condition/osl_Condition.cxx b/sal/qa/osl/condition/osl_Condition.cxx
new file mode 100644
index 0000000000..9bc15b92b6
--- /dev/null
+++ b/sal/qa/osl/condition/osl_Condition.cxx
@@ -0,0 +1,333 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/types.h>
+#include <osl/thread.hxx>
+#include <osl/conditn.hxx>
+#include <osl/time.h>
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+
+using namespace osl;
+
+namespace {
+
+enum ConditionType
+{
+    thread_type_set,
+    thread_type_reset,
+    thread_type_wait
+};
+
+/** thread for testing Condition.
+ */
+class ConditionThread : public Thread
+{
+public:
+    //get the Condition to operate
+    ConditionThread( ::osl::Condition& Con, ConditionType tType): m_MyCon( Con ), m_MyType( tType ) { }
+
+protected:
+    ::osl::Condition& m_MyCon;
+    ConditionType m_MyType;
+
+    void SAL_CALL run() override
+    {
+        switch ( m_MyType )
+        {
+            case thread_type_wait:
+                m_MyCon.wait(); break;
+            case thread_type_set:
+                m_MyCon.set(); break;
+            case thread_type_reset:
+                m_MyCon.reset(); break;
+            default:
+                break;
+        }
+    }
+};
+
+}
+
+namespace osl_Condition
+{
+    /** testing the method:
+        Condition()
+    */
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void ctors_create()
+        {
+            ::osl::Condition aCond;
+            bRes = aCond.check();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: create a condition its initial check state should be sal_False.",
+                                   !bRes );
+        }
+
+        void ctors_createAndSet()
+        {
+            ::osl::Condition aCond;
+            aCond.set();
+            bRes = aCond.check();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: create a condition and set it.",
+                                   bRes );
+        }
+
+        CPPUNIT_TEST_SUITE(ctors);
+        CPPUNIT_TEST(ctors_create);
+        CPPUNIT_TEST(ctors_createAndSet);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    /** testing the method:
+        void set()
+    */
+    class set : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1, bRes2;
+
+        void set_createAndSet()
+        {
+            ::osl::Condition aCond;
+            aCond.set();
+            bRes = aCond.check();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: check state should be sal_True after set.",
+                                   bRes );
+        }
+
+        void set_threadWaitRelease()
+        {
+            ::osl::Condition aCond;
+            ConditionThread myThread1(aCond, thread_type_wait);
+            myThread1.create();
+            bRes = myThread1.isRunning();
+
+            ConditionThread myThread2(aCond, thread_type_set);
+            myThread2.create();
+
+            myThread1.join();
+            bRes1 = myThread1.isRunning();
+            bRes2 = aCond.check();
+            myThread2.join();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: use one thread to set the condition in order to release another thread.",
+                                   bRes);
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: use one thread to set the condition in order to release another thread.",
+                                   !bRes1);
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: use one thread to set the condition in order to release another thread.",
+                                   bRes2);
+        }
+
+        CPPUNIT_TEST_SUITE(set);
+        CPPUNIT_TEST(set_createAndSet);
+        CPPUNIT_TEST(set_threadWaitRelease);
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the method:
+        void reset()
+    */
+    class reset : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1, bRes2;
+
+        void reset_resetWaitAndSet()
+        {
+            ::osl::Condition aCond;
+            aCond.reset();
+
+            ConditionThread myThread(aCond, thread_type_wait);
+            myThread.create();
+            bRes = myThread.isRunning();
+            bRes2 = aCond.check();
+
+            aCond.set();
+            myThread.join();
+            bRes1 = myThread.isRunning();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: wait will cause a reset thread block, use set to release it.",
+                                   bRes);
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: wait will cause a reset thread block, use set to release it.",
+                                   !bRes1);
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: wait will cause a reset thread block, use set to release it.",
+                                   !bRes2);
+        }
+
+        void reset_resetAndSet()
+        {
+            ::osl::Condition aCond;
+            aCond.reset();
+            bRes = aCond.check();
+            aCond.set();
+            bRes1 = aCond.check();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: create a condition and reset/set it.",
+                                   !bRes );
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: create a condition and reset/set it.",
+                                   bRes1 );
+        }
+
+        CPPUNIT_TEST_SUITE(reset);
+        CPPUNIT_TEST(reset_resetWaitAndSet);
+        CPPUNIT_TEST(reset_resetAndSet);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    /** testing the method:
+        Result wait(const TimeValue *pTimeout = 0)
+    */
+    class wait : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1, bRes2;
+        std::unique_ptr<TimeValue> tv1;
+
+        void setUp() override
+        {
+            tv1.reset(new TimeValue);
+            tv1->Seconds = 1;
+            tv1->Nanosec = 0;
+        }
+
+        void tearDown() override
+        {
+            tv1.reset();
+        }
+
+        void wait_testAllCombos( )
+        {
+            ::osl::Condition cond1;
+            ::osl::Condition cond2;
+            ::osl::Condition cond3;
+
+            cond1.set();
+            cond2.set();
+
+            osl::Condition::Result r1=cond1.wait(tv1.get());
+            osl::Condition::Result r2=cond2.wait();
+            osl::Condition::Result r3=cond3.wait(tv1.get());
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE( "#test comment#: test three types of wait.",
+                                    ::osl::Condition::result_ok, r1 );
+            CPPUNIT_ASSERT_EQUAL_MESSAGE( "#test comment#: test three types of wait.",
+                                    ::osl::Condition::result_ok, r2 );
+            CPPUNIT_ASSERT_EQUAL_MESSAGE( "#test comment#: test three types of wait.",
+                                    ::osl::Condition::result_timeout, r3 );
+        }
+
+        void wait_timeoutWaits()
+        {
+            ::osl::Condition aCond;
+            ::osl::Condition::Result wRes, wRes1;
+
+            aCond.reset();
+            bRes = aCond.check();
+            wRes = aCond.wait(tv1.get());
+
+            aCond.set();
+            wRes1 = aCond.wait(tv1.get());
+            bRes1 = aCond.check();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: wait a condition after set/reset.",
+                                   !bRes );
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: wait a condition after set/reset.",
+                                   bRes1 );
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("#test comment#: wait a condition after set/reset.",
+                                   ::osl::Condition::result_timeout, wRes );
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("#test comment#: wait a condition after set/reset.",
+                                   ::osl::Condition::result_ok, wRes1 );
+        }
+
+        CPPUNIT_TEST_SUITE(wait);
+        CPPUNIT_TEST(wait_testAllCombos);
+        CPPUNIT_TEST(wait_timeoutWaits);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    /** testing the method:
+        sal_Bool check()
+    */
+    class check : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1, bRes2;
+
+        void check_checkStates()
+        {
+            ::osl::Condition aCond;
+
+            aCond.reset();
+            bRes = aCond.check();
+            aCond.set();
+            bRes1 = aCond.check();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: check the condition states.",
+                                   !bRes );
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: check the condition states.",
+                                   bRes1 );
+        }
+
+        void check_threadedCheckStates( )
+        {
+            ::osl::Condition aCond;
+            aCond.reset();
+
+            ConditionThread myThread(aCond, thread_type_set);
+            myThread.create();
+            myThread.join();
+            bRes = aCond.check();
+
+            ConditionThread myThread1(aCond, thread_type_reset);
+            myThread1.create();
+            myThread1.join();
+            bRes1 = aCond.check();
+
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: use threads to set/reset Condition and check it in main routine.",
+                                   bRes );
+            CPPUNIT_ASSERT_MESSAGE("#test comment#: use threads to set/reset Condition and check it in main routine.",
+                                   !bRes1 );
+        }
+
+        CPPUNIT_TEST_SUITE(check);
+        CPPUNIT_TEST(check_checkStates);
+        CPPUNIT_TEST(check_threadedCheckStates);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Condition::ctors);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Condition::set);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Condition::reset);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Condition::wait);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Condition::check);
+
+} // namespace osl_Condition
+
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/file/osl_File.cxx b/sal/qa/osl/file/osl_File.cxx
new file mode 100644
index 0000000000..6b0c50dfaf
--- /dev/null
+++ b/sal/qa/osl/file/osl_File.cxx
@@ -0,0 +1,4976 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/types.h>
+#include <rtl/byteseq.hxx>
+#include <rtl/ustring.hxx>
+
+#include <osl/file.hxx>
+#include "osl_File_Const.h"
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <memory>
+
+#ifdef _WIN32
+#include <prewin.h>
+#include <postwin.h>
+#include <o3tl/char16_t2wchar_t.hxx>
+#include <tools/urlobj.hxx>
+#endif
+
+using namespace osl;
+
+/** detailed wrong message.
+*/
+static OString errorToString(const osl::FileBase::RC _nError)
+{
+    OString sResult;
+    switch (_nError) {
+        case osl::FileBase::E_None:
+            sResult = "Success"_ostr;
+            break;
+        case osl::FileBase::E_PERM:
+            sResult = "Operation not permitted"_ostr;
+            break;
+        case osl::FileBase::E_NOENT:
+            sResult = "No such file or directory"_ostr;
+            break;
+        case osl::FileBase::E_EXIST:
+            sResult = "Already Exist"_ostr;
+            break;
+        case osl::FileBase::E_ACCES:
+            sResult = "Permission denied"_ostr;
+            break;
+        case osl::FileBase::E_INVAL:
+            sResult = "The format of the parameters was not valid"_ostr;
+            break;
+        case osl::FileBase::E_NOTDIR:
+            sResult = "Not a directory"_ostr;
+            break;
+        case osl::FileBase::E_ISDIR:
+            sResult = "Is a directory"_ostr;
+            break;
+        case osl::FileBase::E_BADF:
+            sResult = "Bad file"_ostr;
+            break;
+        case osl::FileBase::E_NOTEMPTY:
+            sResult = "The directory is not empty"_ostr;
+            break;
+        default:
+            sResult = "Unknown Error"_ostr;
+            break;
+    }
+    return sResult;
+}
+
+static OString errorToStr(osl::FileBase::RC const& nError)
+{
+    OString suBuf = "The returned error is: " +
+        errorToString(nError) +
+        "!\n";
+    return suBuf;
+}
+
+/** compare two TimeValue, unit is "ms", since Windows time precision is better than UNX.
+*/
+/* FIXME: the above assertion is bogus */
+
+#if (defined UNX)                      // precision of time in Windows is better than UNX
+#   define delta 2000                    // time precision, 2000ms
+#else
+#   define delta 1800                    // time precision, 1.8s
+#endif
+
+static bool t_compareTime(TimeValue *m_aEndTime,  TimeValue *m_aStartTime, sal_Int32 nDelta)
+{
+    sal_Int32 nDeltaSeconds = m_aEndTime->Seconds - m_aStartTime->Seconds;
+    sal_Int32 nDeltaNanoSec = sal_Int32(m_aEndTime->Nanosec) - sal_Int32(m_aStartTime->Nanosec);
+    if (nDeltaNanoSec < 0)
+    {
+        nDeltaNanoSec = 1000000000 + nDeltaNanoSec;
+        nDeltaSeconds--;
+    }
+
+    sal_Int32 nDeltaMilliSec = (nDeltaSeconds * 1000) + (nDeltaNanoSec / 1000000);
+    return (nDeltaMilliSec < nDelta);
+}
+
+/** compare two OUString file name.
+*/
+static bool compareFileName(const OUString & ustr1, const OUString & ustr2)
+{
+    bool bOk;
+// on Windows, the separator is '\', so here change to '/', then compare
+#if defined(_WIN32)
+    OUString ustr1new,ustr2new;
+    sal_Unicode reverseSlash = '\\';
+
+    if (ustr1.lastIndexOf(reverseSlash) != -1)
+        ustr1new = ustr1.replace(reverseSlash,'/');
+    else
+        ustr1new = ustr1;
+    if (ustr2.lastIndexOf(reverseSlash) != -1)
+        ustr2new = ustr2.replace(reverseSlash,'/');
+    else
+        ustr2new = ustr2;
+    bOk = ustr1new.equalsIgnoreAsciiCase(ustr2new);
+#else
+    bOk = ustr1.equalsIgnoreAsciiCase(ustr2);
+#endif
+    return bOk;
+}
+
+/** simple version to judge if a file name or directory name is a URL or a system path, just to see if it
+    is start with "file:///";.
+*/
+static bool isURL(const OUString& pathname)
+{
+    return pathname.startsWith(aPreURL);
+}
+
+/** concat two part to form a URL or system path, add PATH_SEPARATOR between them if necessary, add "file:///" to beginning if necessary.
+*/
+static void concatURL(OUString & pathname1, const OUString & pathname2)
+{
+    // check if pathname1 is full qualified URL;
+    if (!isURL(pathname1))
+    {
+        OUString     aPathName   = pathname1.copy(0);
+        osl::FileBase::getFileURLFromSystemPath(pathname1, aPathName); // convert if not full qualified URL
+        pathname1   = aPathName.copy(0);
+    }
+
+    // check if '/' is in the end of pathname1 or at the begin of pathname2;
+    if (!pathname1.endsWith(aSlashURL) && !pathname2.startsWith(aSlashURL))
+        pathname1 += aSlashURL;
+    pathname1 += pathname2;
+}
+
+/** create a temp test file using OUString name of full qualified URL or system path.
+*/
+static void createTestFile(const OUString& filename)
+{
+    OUString     aPathURL   = filename.copy(0);
+    osl::FileBase::RC nError;
+
+    if (!isURL(filename))
+        osl::FileBase::getFileURLFromSystemPath(filename, aPathURL); // convert if not full qualified URL
+
+    File aFile(aPathURL);
+    nError = aFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write | osl_File_OpenFlag_Create);
+    if ((nError != osl::FileBase::E_None) && (nError != osl::FileBase::E_EXIST))
+        printf("createTestFile failed!\n");
+
+    aFile.close();
+
+}
+
+/** create a temp test file using OUString name of full qualified URL or system path in a base directory.
+*/
+static void createTestFile(const OUString& basename, const OUString& filename)
+{
+    OUString aBaseURL = basename.copy(0);
+
+    concatURL(aBaseURL, filename);
+    createTestFile(aBaseURL);
+}
+
+/** delete a temp test file using OUString name.
+*/
+static void deleteTestFile(const OUString& filename)
+{
+    OUString     aPathURL   = filename.copy(0);
+    osl::FileBase::RC nError;
+
+    if (!isURL(filename))
+        osl::FileBase::getFileURLFromSystemPath(filename, aPathURL); // convert if not full qualified URL
+
+    nError = File::setAttributes(aPathURL, osl_File_Attribute_GrpWrite| osl_File_Attribute_OwnWrite| osl_File_Attribute_OthWrite); // if readonly, make writable.
+    CPPUNIT_ASSERT_MESSAGE("In deleteTestFile Function: set writable ", (osl::FileBase::E_None == nError) || (osl::FileBase::E_NOENT == nError));
+
+    nError = File::remove(aPathURL);
+    CPPUNIT_ASSERT_MESSAGE("In deleteTestFile Function: remove ", (osl::FileBase::E_None == nError) || (nError == osl::FileBase::E_NOENT));
+}
+
+/** delete a temp test file using OUString name of full qualified URL or system path in a base directory.
+*/
+static void deleteTestFile(const OUString& basename, const OUString& filename)
+{
+    OUString aBaseURL   = basename.copy(0);
+
+    concatURL(aBaseURL, filename);
+    deleteTestFile(aBaseURL);
+}
+
+/** create a temp test directory using OUString name of full qualified URL or system path.
+*/
+static void createTestDirectory(const OUString& dirname)
+{
+    OUString aPathURL   = dirname.copy(0);
+    osl::FileBase::RC nError;
+
+    if (!isURL(dirname))
+        osl::FileBase::getFileURLFromSystemPath(dirname, aPathURL); // convert if not full qualified URL
+    nError = Directory::create(aPathURL);
+    if ((nError != osl::FileBase::E_None) && (nError != osl::FileBase::E_EXIST))
+        printf("createTestDirectory failed: %d!\n", int(nError));
+}
+
+/** create a temp test directory using OUString name of full qualified URL or system path in a base directory.
+*/
+static void createTestDirectory(const OUString& basename, const OUString& dirname)
+{
+    OUString aBaseURL   = basename.copy(0);
+
+    concatURL(aBaseURL, dirname);
+    createTestDirectory(aBaseURL);
+}
+
+/** delete a temp test directory using OUString name of full qualified URL or system path.
+*/
+static void deleteTestDirectory(const OUString& dirname)
+{
+    OUString aPathURL = dirname.copy(0);
+    if (!isURL(dirname))
+        osl::FileBase::getFileURLFromSystemPath(dirname, aPathURL); // convert if not full qualified URL
+
+    Directory testDir(aPathURL);
+    if (testDir.isOpen())
+        testDir.close();  // close if still open.
+
+    osl::FileBase::RC nError = Directory::remove(aPathURL);
+
+    OString strError = "In deleteTestDirectory function: remove Directory " +
+        OUStringToOString(aPathURL, RTL_TEXTENCODING_ASCII_US) + " -> result: " + OString::number(nError);
+    CPPUNIT_ASSERT_MESSAGE(strError.getStr(), (osl::FileBase::E_None == nError) || (nError == osl::FileBase::E_NOENT));
+}
+
+/** delete a temp test directory using OUString name of full qualified URL or system path in a base directory.
+*/
+static void deleteTestDirectory(const OUString& basename, const OUString& dirname)
+{
+    OUString aBaseURL   = basename.copy(0);
+
+    concatURL(aBaseURL, dirname);
+    deleteTestDirectory(aBaseURL);
+}
+
+namespace {
+
+/** Check for the file and directory access right.
+*/
+enum class oslCheckMode {
+    Exist,
+    OpenAccess,
+    ReadAccess,
+    WriteAccess
+};
+
+}
+
+/** check if the file exist
+*/
+static bool ifFileExist(const OUString & str)
+{
+    File testFile(str);
+    return (testFile.open(osl_File_OpenFlag_Read) == osl::FileBase::E_None);
+}
+
+/** check if the file can be written
+*/
+static bool ifFileCanWrite(const OUString & str)
+{
+    // on Windows, the file has no write right, but can be written
+#ifdef _WIN32
+    bool bCheckResult = false;
+    OUString aUStr = str.copy(0);
+    if (isURL(str))
+        osl::FileBase::getSystemPathFromFileURL(str, aUStr);
+
+    OString aString = OUStringToOString(aUStr, RTL_TEXTENCODING_ASCII_US);
+    const char *path = aString.getStr();
+    if ((_access(path, 2)) != -1)
+         bCheckResult = true;
+     // on UNX, just test if open success with osl_File_OpenFlag_Write
+#else
+    File testFile(str);
+    bool bCheckResult = (testFile.open(osl_File_OpenFlag_Write) == osl::FileBase::E_None);
+#endif
+    return bCheckResult;
+}
+
+static bool checkDirectory(const OUString& str, oslCheckMode nCheckMode)
+{
+    OUString aUString;
+    DirectoryItem rItem;
+    osl::FileBase::RC rc;
+    bool bCheckResult= false;
+
+    Directory aDir(str);
+    rc = aDir.open();
+
+    if ((rc != osl::FileBase::E_NOENT) && (rc != osl::FileBase::E_ACCES))
+    {
+        switch (nCheckMode)
+        {
+            case oslCheckMode::Exist:
+                if (rc == ::osl::FileBase::E_None)
+                    bCheckResult = true;
+                break;
+            case oslCheckMode::OpenAccess:
+                if (rc == osl::FileBase::E_None)
+                    bCheckResult = true;
+                break;
+            case oslCheckMode::ReadAccess:
+                rc = aDir.getNextItem(rItem);
+                bCheckResult = (rc == osl::FileBase::E_None) || (rc == osl::FileBase::E_NOENT);
+                break;
+            case oslCheckMode::WriteAccess:
+                ((aUString += str) += aSlashURL) += aTmpName2;
+                if (Directory::create(aUString) == osl::FileBase::E_None)
+                {
+                    bCheckResult = true;
+                    rc = Directory::remove(aUString);
+                    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, rc);
+                }
+                else
+                {
+                    bCheckResult = false;
+                }
+                break;
+
+            default:
+                bCheckResult = false;
+        }
+
+        rc = aDir.close();
+        CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, rc);
+    }
+
+    return bCheckResult;
+}
+
+/** construct error message
+*/
+static OString outputError(const OString & returnVal, const OString & rightVal, const char * msg = "")
+{
+    if (returnVal == rightVal)
+        return OString();
+
+    OString aString = msg +
+        OString::Concat(": the returned value is '") +
+        returnVal +
+        "', but the value should be '" +
+        rightVal +
+        "'.";
+    return aString;
+}
+
+#if (defined UNX) /* chmod() method is different in Windows */
+/** Change file mode, two version in UNIX and Windows;.
+*/
+static void changeFileMode(OUString & filepath, sal_Int32 mode)
+{
+    OString aString;
+    OUString aUStr = filepath.copy(0);
+
+    if (isURL(filepath))
+        osl::FileBase::getSystemPathFromFileURL(filepath, aUStr);
+
+    aString = OUStringToOString(aUStr, RTL_TEXTENCODING_ASCII_US);
+    int ret = chmod(aString.getStr(), mode);
+    CPPUNIT_ASSERT_EQUAL(0, ret);
+}
+#else
+static void hideFile(const OUString& filepath)
+{
+    OUString aSysPath(filepath);
+
+    if (isURL(filepath))
+        osl::FileBase::getSystemPathFromFileURL(filepath, aSysPath);
+
+    bool ret = SetFileAttributesW(o3tl::toW(aSysPath.getStr()), FILE_ATTRIBUTE_HIDDEN);
+    CPPUNIT_ASSERT(ret);
+}
+#endif
+
+#if 0
+#if defined UNX
+static OUString getCurrentPID();
+#endif
+#endif
+
+// Beginning of the test cases for osl::FileBase class
+
+namespace osl_FileBase
+{
+    // testing the method
+    // static inline RC getAbsoluteFileURL(const OUString& ustrBaseDirectoryURL,
+    //                                      const OUString& ustrRelativeFileURL,
+    //                                      OUString& ustrAbsoluteFileURL)
+
+    class getAbsoluteFileURL : public CppUnit::TestFixture
+    {
+    public:
+        void check_getAbsoluteFileURL(OUString const& _suBaseURL,
+                                      OString const& _sRelativeURL,
+                                      osl::FileBase::RC _nAssumeError,
+                                      OUString const& _suAssumeResultStr);
+
+        void getAbsoluteFileURL_001_1();
+        void getAbsoluteFileURL_001_2();
+        void getAbsoluteFileURL_001_3();
+        void getAbsoluteFileURL_001_4();
+        void getAbsoluteFileURL_001_5();
+        void getAbsoluteFileURL_001_6();
+        void getAbsoluteFileURL_001_7();
+        void getAbsoluteFileURL_001_8();
+        void getAbsoluteFileURL_002();
+        void getAbsoluteFileURL_003();
+        void getAbsoluteFileURL_004();
+
+        CPPUNIT_TEST_SUITE(getAbsoluteFileURL);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_1);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_2);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_3);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_4);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_5);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_6);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_7);
+            CPPUNIT_TEST(getAbsoluteFileURL_001_8);
+            CPPUNIT_TEST(getAbsoluteFileURL_002);
+            CPPUNIT_TEST(getAbsoluteFileURL_003);
+            CPPUNIT_TEST(getAbsoluteFileURL_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    void getAbsoluteFileURL::check_getAbsoluteFileURL(OUString const& _suBaseURL,
+                                                      OString const& _sRelativeURL,
+                                                      osl::FileBase::RC _nAssumeError,
+                                                      OUString const& _suAssumeResultStr)
+    {
+        OUString suRelativeURL = OStringToOUString(_sRelativeURL, RTL_TEXTENCODING_UTF8);
+        OString sBaseURL = OUStringToOString(_suBaseURL, RTL_TEXTENCODING_UTF8);
+        OUString suResultURL;
+        osl::FileBase::RC nError = osl::FileBase::getAbsoluteFileURL(_suBaseURL, suRelativeURL, suResultURL);
+        OString sResultURL = OUStringToOString(suResultURL, RTL_TEXTENCODING_UTF8);
+        OString sError = errorToString(nError);
+        printf("getAbsoluteFileURL('%s','%s') deliver absolute URL: '%s', error '%s'\n",
+                sBaseURL.getStr(), _sRelativeURL.getStr(),sResultURL.getStr(), sError.getStr());
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("Assumption is wrong: error number is wrong", _nAssumeError, nError);
+
+        if (nError == osl::FileBase::E_None)
+        {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("Assumption is wrong: ResultURL is not equal to expected URL ", _suAssumeResultStr, suResultURL);
+        }
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_1()
+    {
+        OUString suAssume = aUserDirectoryURL + "/relative/file1";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "relative/file1"_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_2()
+    {
+        OUString suAssume = aUserDirectoryURL + "/relative/file2";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "relative/./file2"_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_3()
+    {
+        OUString suAssume = aUserDirectoryURL + "/file3";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "relative/../file3"_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_4()
+    {
+        OUString suAssume = aUserDirectoryURL + "/file4";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "././relative/../file4"_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_5()
+    {
+        OUString suAssume;
+        suAssume = aUserDirectoryURL + "/relative/";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "././relative/."_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_6()
+    {
+        OUString suAssume = aUserDirectoryURL + "/.relative";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "./.relative"_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_7()
+    {
+        OUString suAssume;
+        suAssume = aUserDirectoryURL + "/.a/";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "./.a/mydir/.."_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_001_8()
+    {
+        OUString suAssume = aUserDirectoryURL + "/tmp/ok";
+        check_getAbsoluteFileURL(aUserDirectoryURL, "tmp//ok"_ostr,osl::FileBase::E_None, suAssume);
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_002()
+    {
+#if 0
+#if (defined UNX) // Link is not defined in Windows
+        OUString aUStr_LnkFileSys(aTempDirectorySys), aUStr_SrcFileSys(aTempDirectorySys);
+        aUStr_LnkFileSys += aSlashURL + getCurrentPID() + "/link.file";
+        aUStr_SrcFileSys += aSlashURL + getCurrentPID() + "/canonical.name";
+
+        OString strLinkFileName, strSrcFileName;
+        strLinkFileName = OUStringToOString(aUStr_LnkFileSys, RTL_TEXTENCODING_ASCII_US);
+        strSrcFileName =  OUStringToOString(aUStr_SrcFileSys, RTL_TEXTENCODING_ASCII_US);
+
+        createTestFile(aCanURL1);
+        sal_Int32 fd = symlink(strSrcFileName.getStr(), strLinkFileName.getStr());
+        CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), fd);
+        OString sLnkURL = OUStringToOString(aLnkURL1, RTL_TEXTENCODING_ASCII_US);
+        OUString suAssume = aUserDirectoryURL + "/canonical.name";
+        check_getAbsoluteFileURL(aUserDirectoryURL, sLnkURL, osl::FileBase::E_None, suAssume);
+        deleteTestFile(aCanURL1);
+        fd = remove(strLinkFileName.getStr());
+        CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), fd);
+#endif
+#endif
+    }
+
+    // please see line# 930
+    void getAbsoluteFileURL::getAbsoluteFileURL_003()
+    {
+    }
+
+    void getAbsoluteFileURL::getAbsoluteFileURL_004()
+    {
+        // create two level directories under $Temp/PID/
+        OUString aUStrUpBase = aUserDirectoryURL + "/test1";
+        createTestDirectory(aUStrUpBase);
+        OUString aUStrBase = aUserDirectoryURL + "/test1/dir1";
+        createTestDirectory(aUStrBase);
+
+        OUString suAssume = aUserDirectoryURL + "/mytestfile";
+        check_getAbsoluteFileURL(aUStrBase, "../../mytestfile"_ostr , osl::FileBase::E_None, suAssume);
+        deleteTestDirectory(aUStrBase);
+        deleteTestDirectory(aUStrUpBase);
+    }
+
+    // testing two methods:
+    // static inline RC getSystemPathFromFileURL(const OUString& ustrFileURL,
+    //                OUString& ustrSystemPath)
+    // static RC getFileURLFromSystemPath(const OUString & ustrSystemPath,
+    //                OUString & ustrFileURL);
+
+    class SystemPath_FileURL : public CppUnit::TestFixture
+    {
+    public:
+        void getSystemPathFromFileURL_001_1();
+        void getSystemPathFromFileURL_001_2();
+        void getSystemPathFromFileURL_001_21();
+        void getSystemPathFromFileURL_001_22();
+        void getSystemPathFromFileURL_001_3();
+        void getSystemPathFromFileURL_001_31();
+        void getSystemPathFromFileURL_001_4();
+        void getSystemPathFromFileURL_001_41();
+        void getSystemPathFromFileURL_001_5();
+        void getSystemPathFromFileURL_001_51();
+        void getSystemPathFromFileURL_001_52();
+        void getSystemPathFromFileURL_001_53();
+        void getSystemPathFromFileURL_001_6();
+        void getSystemPathFromFileURL_001_61();
+        void getSystemPathFromFileURL_001_7();
+        void getSystemPathFromFileURL_001_71();
+        void getSystemPathFromFileURL_001_8();
+        void getSystemPathFromFileURL_001_81();
+        void getSystemPathFromFileURL_001_9();
+        void getSystemPathFromFileURL_001_91();
+        void getSystemPathFromFileURL_001_92();
+        void getSystemPathFromFileURL_004();
+        void getSystemPathFromFileURL_005();
+
+        // test case for getFileURLFromSystemPath
+        void getFileURLFromSystemPath_001();
+        void getFileURLFromSystemPath_002();
+        void getFileURLFromSystemPath_003();
+        void getFileURLFromSystemPath_004();
+        void getFileURLFromSystemPath_004_1();
+        void getFileURLFromSystemPath_005();
+
+        CPPUNIT_TEST_SUITE(SystemPath_FileURL);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_1);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_2);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_21);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_22);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_3);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_31);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_4);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_41);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_5);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_51);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_52);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_53);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_6);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_61);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_7);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_71);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_8);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_81);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_9);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_91);
+            CPPUNIT_TEST(getSystemPathFromFileURL_001_92);
+            CPPUNIT_TEST(getSystemPathFromFileURL_004);
+            CPPUNIT_TEST(getSystemPathFromFileURL_005);
+            CPPUNIT_TEST(getFileURLFromSystemPath_001);
+            CPPUNIT_TEST(getFileURLFromSystemPath_002);
+            CPPUNIT_TEST(getFileURLFromSystemPath_003);
+            CPPUNIT_TEST(getFileURLFromSystemPath_004);
+            CPPUNIT_TEST(getFileURLFromSystemPath_004_1);
+            CPPUNIT_TEST(getFileURLFromSystemPath_005);
+        CPPUNIT_TEST_SUITE_END();
+
+    private:
+        void check_SystemPath_FileURL(
+                OString const& _sSource,
+                osl::FileBase::RC _nAssumeError,
+                OString const& _sAssumeResultStr,
+                bool bDirection = true);
+
+        void checkWNTBehaviour_getSystemPathFromFileURL(
+                OString const& _sURL,
+                osl::FileBase::RC _nAssumeError,
+                OString const& _sWNTAssumeResultString);
+
+        void checkUNXBehaviour_getSystemPathFromFileURL(
+                OString const& _sURL,
+                osl::FileBase::RC _nAssumeError,
+                OString const& _sUnixAssumeResultString);
+
+        void checkWNTBehaviour_getFileURLFromSystemPath(OString const& _sSysPath,
+                osl::FileBase::RC _nAssumeError,
+                OString const& _sWNTAssumeResultString);
+
+        void checkUNXBehaviour_getFileURLFromSystemPath(
+                OString const& _sSysPath,
+                osl::FileBase::RC _nAssumeError,
+                OString const& _sUnixAssumeResultString);
+
+    };
+
+    // if bDirection==sal_True, check getSystemPathFromFileURL
+    // if bDirection==sal_False, check getFileURLFromSystemPath
+    void SystemPath_FileURL::check_SystemPath_FileURL(
+            OString const& _sSource,
+            osl::FileBase::RC _nAssumeError,
+            OString const& _sAssumeResultStr,
+            bool bDirection)
+    {
+        // PRE: URL as String
+        OUString suSource;
+        OUString suStr;
+        suSource = OStringToOUString(_sSource, RTL_TEXTENCODING_UTF8);
+        osl::FileBase::RC nError;
+
+        if (bDirection)
+            nError = osl::FileBase::getSystemPathFromFileURL(suSource, suStr);
+        else
+            nError = osl::FileBase::getFileURLFromSystemPath(suSource, suStr);
+
+        // if the given string is gt length 0,
+        // we check also this string
+        OString sStr = OUStringToOString(suStr, RTL_TEXTENCODING_UTF8);
+        OString sError = errorToString(nError);
+
+        if (bDirection)
+            printf("getSystemPathFromFileURL('%s') deliver system path: '%s', error '%s'\n",
+                    _sSource.getStr(), sStr.getStr(), sError.getStr());
+        else
+            printf("getFileURLFromSystemPath('%s') deliver File URL: '%s', error '%s'\n",
+                    _sSource.getStr(), sStr.getStr(), sError.getStr());
+
+        if (!_sAssumeResultStr.isEmpty())
+        {
+            bool bStrAreEqual = _sAssumeResultStr == sStr;
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("Assumption is wrong",
+                                    _nAssumeError, nError);
+            CPPUNIT_ASSERT_MESSAGE("Assumption is wrong",
+                                    bStrAreEqual);
+        }
+        else
+        {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("Assumption is wrong", _nAssumeError, nError);
+        }
+    }
+
+    void SystemPath_FileURL::checkWNTBehaviour_getSystemPathFromFileURL(
+            OString const& _sURL,
+            osl::FileBase::RC _nAssumeError,
+            OString const& _sWNTAssumeResultString)
+    {
+#if defined(_WIN32)
+        check_SystemPath_FileURL(_sURL, _nAssumeError, _sWNTAssumeResultString);
+#else
+        (void)_sURL;
+        (void)_nAssumeError;
+        (void)_sWNTAssumeResultString;
+#endif
+    }
+
+    void SystemPath_FileURL::checkUNXBehaviour_getSystemPathFromFileURL(
+            OString const& _sURL,
+            osl::FileBase::RC _nAssumeError,
+            OString const& _sUnixAssumeResultString)
+    {
+#if (defined UNX)
+        check_SystemPath_FileURL(_sURL, _nAssumeError, _sUnixAssumeResultString);
+#else
+        (void)_sURL;
+        (void)_nAssumeError;
+        (void)_sUnixAssumeResultString;
+#endif
+    }
+
+    void SystemPath_FileURL::checkWNTBehaviour_getFileURLFromSystemPath(
+            OString const& _sSysPath,
+            osl::FileBase::RC _nAssumeError,
+            OString const& _sWNTAssumeResultString)
+    {
+#if defined(_WIN32)
+        check_SystemPath_FileURL(_sSysPath, _nAssumeError, _sWNTAssumeResultString, false);
+#else
+        (void)_sSysPath;
+        (void)_nAssumeError;
+        (void)_sWNTAssumeResultString;
+#endif
+    }
+
+    void SystemPath_FileURL::checkUNXBehaviour_getFileURLFromSystemPath(
+            OString const& _sSysPath,
+            osl::FileBase::RC _nAssumeError,
+            OString const& _sUnixAssumeResultString)
+    {
+#if (defined UNX)
+        check_SystemPath_FileURL(_sSysPath, _nAssumeError, _sUnixAssumeResultString, false);
+#else
+        (void)_sSysPath;
+        (void)_nAssumeError;
+        (void)_sUnixAssumeResultString;
+#endif
+    }
+
+    /** Test for getSystemPathFromFileURL()
+        this test is split into 2 different OS tests,
+        the first function checkUNXBehaviour... runs only on Unix based Systems,
+        the second only on windows based systems
+        the first parameter are a file URL where we want to get the system path of,
+        the second parameter is the assumed error of the osl_getSystemPathFromFileURL() function,
+        the third parameter is the assumed result string, the string will only test, if its length is greater than 0
+    */
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_1()
+    {
+        OString sURL(""_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_2()
+    {
+        OString sURL("/"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "\\"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_21()
+    {
+        /* From RFC3986, "2.2. Reserved Characters":
+
+           "The purpose of reserved characters is to provide a set of delimiting
+           characters that are distinguishable from other data within a URI.
+           URIs that differ in the replacement of a reserved character with its
+           corresponding percent-encoded octet are not equivalent.  Percent-
+           encoding a reserved character, or decoding a percent-encoded octet
+           that corresponds to a reserved character, will change how the URI is
+           interpreted by most applications.  Thus, characters in the reserved
+           set are protected from normalization and are therefore safe to be
+           used by scheme-specific and producer-specific algorithms for
+           delimiting data subcomponents within a URI."
+
+           In other words, %2F ("/") is NOT the same as /.
+        */
+        OString sURL("%2F"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_22()
+    {
+        OString sURL("file:///tmp%2Fmydir"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_3()
+    {
+        OString sURL("a"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "a"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "a"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_31()
+    {
+        OString sURL("tmpname"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "tmpname"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "tmpname"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_4()
+    {
+        OString sURL("file://"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_41()
+    {
+        OString sURL("file://localhost/tmp"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_5()
+    {
+        OString sURL("file:///tmp"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/tmp"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_51()
+    {
+        OString sURL("file://c:/tmp"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_52()
+    {
+        OString sURL("file:///c:/tmp"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/c:/tmp"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "c:\\tmp"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_53()
+    {
+        OString sURL("file:///c|/tmp"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/c|/tmp"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "c:\\tmp"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_6()
+    {
+        OString sURL("file:///tmp/first"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/tmp/first"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_61()
+    {
+        OString sURL("file:///c:/tmp/first"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/c:/tmp/first"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "c:\\tmp\\first"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_7()
+    {
+        OString sURL("file:///tmp/../second"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/tmp/../second"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_71()
+    {
+        OString sURL("file:///c:/tmp/../second"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/c:/tmp/../second"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "c:\\tmp\\..\\second"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_8()
+    {
+        OString sURL("../tmp"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "../tmp"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "..\\tmp"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_81()
+    {
+#if 0
+        OString sURL("file://~/tmp");
+        char* home_path;
+        home_path = getenv("HOME");
+        OString expResult(home_path ? home_path : "");
+        expResult += "/tmp";
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, expResult);
+#endif
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_9()
+    {
+        OString sURL("file:///tmp/first%20second"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/tmp/first second"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_91()
+    {
+        OString sURL("file:///c:/tmp/first%20second"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "/c:/tmp/first second"_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_None, "c:\\tmp\\first second"_ostr);
+    }
+
+    void SystemPath_FileURL::getSystemPathFromFileURL_001_92()
+    {
+        OString sURL("ca@#;+.,$///78no%01ni..name"_ostr);
+        checkUNXBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getSystemPathFromFileURL(sURL, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    // normal legal case
+    void SystemPath_FileURL::getSystemPathFromFileURL_004()
+    {
+        OUString aUStr;
+        OUString aUNormalURL(aTmpName6);
+        OUString aUResultURL (aSysPath4);
+        osl::FileBase::RC nError = osl::FileBase::getSystemPathFromFileURL(aUNormalURL, aUStr);
+
+        bool bOk = compareFileName(aUStr, aUResultURL);
+
+        OString sError =
+            "test for getSystemPathFromFileURL(' " +
+            OUStringToOString(aUNormalURL, RTL_TEXTENCODING_ASCII_US) +
+            " ') function:use an absolute file URL, " +
+            outputError(OUStringToOString(aUStr, RTL_TEXTENCODING_ASCII_US),
+                        OUStringToOString(aUResultURL, RTL_TEXTENCODING_ASCII_US));
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE(sError.getStr(), osl::FileBase::E_None, nError);
+        CPPUNIT_ASSERT_MESSAGE(sError.getStr(), bOk);
+
+    }
+
+    // CJK characters case
+    void SystemPath_FileURL::getSystemPathFromFileURL_005()
+    {
+        OUString aUStr;
+        createTestDirectory(aTmpName10);
+        OUString aUNormalURL(aTmpName10);
+        OUString aUResultURL (aSysPath5);
+
+        osl::FileBase::RC nError = osl::FileBase::getSystemPathFromFileURL(aUNormalURL, aUStr);
+
+        bool bOk = compareFileName(aUStr, aUResultURL);
+
+        OString sError =
+            "test for getSystemPathFromFileURL(' " +
+            OUStringToOString(aUNormalURL, RTL_TEXTENCODING_ASCII_US) +
+            " ') function:use a CJK coded absolute URL, " +
+            outputError(OUStringToOString(aUStr, RTL_TEXTENCODING_ASCII_US),
+                        OUStringToOString(aUResultURL, RTL_TEXTENCODING_ASCII_US));
+        deleteTestDirectory(aTmpName10);
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE(sError.getStr(), osl::FileBase::E_None, nError);
+        CPPUNIT_ASSERT_MESSAGE(sError.getStr(), bOk);
+    }
+
+    void SystemPath_FileURL::getFileURLFromSystemPath_001()
+    {
+        OString sSysPath("~/tmp"_ostr);
+        char* home_path;
+        home_path = getenv("HOME");
+        OString expResult(home_path ? home_path : "");
+        expResult = "file://"+ expResult + "/tmp";
+        checkUNXBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_None, expResult);
+        checkWNTBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_None, "~/tmp"_ostr);
+    }
+
+    void SystemPath_FileURL::getFileURLFromSystemPath_002()
+    {
+        OString sSysPath("c:/tmp"_ostr);
+        checkUNXBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_None, "c:/tmp"_ostr);
+        checkWNTBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_None, "file:///c:/tmp"_ostr);
+    }
+
+    void SystemPath_FileURL::getFileURLFromSystemPath_003()
+    {
+        OString sSysPath("file:///temp"_ostr);
+        checkUNXBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getFileURLFromSystemPath_004()
+    {
+        OString sSysPath("//tmp//first start"_ostr);
+        checkUNXBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_None, "file:///tmp/first%20start"_ostr);
+        checkWNTBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getFileURLFromSystemPath_004_1()
+    {
+        OString sSysPath("/tmp///first start"_ostr);
+        checkUNXBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_None, "file:///tmp/first%20start"_ostr);
+        checkWNTBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    void SystemPath_FileURL::getFileURLFromSystemPath_005()
+    {
+        OString sSysPath(""_ostr);
+        checkUNXBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_INVAL, ""_ostr);
+        checkWNTBehaviour_getFileURLFromSystemPath(sSysPath, osl::FileBase::E_INVAL, ""_ostr);
+    }
+
+    // testing the method
+    // static inline RC searchFileURL( const OUString& ustrFileName,
+    //                                  const OUString& ustrSearchPath,
+    //                                  OUString& ustrFileURL)
+
+    class searchFileURL : public CppUnit::TestFixture
+    {
+    private:
+        OUString aUStr;
+
+    public:
+        void searchFileURL_001()
+        {
+            /* search file is passed by system filename */
+            auto nError1 = osl::FileBase::searchFileURL(aTmpName1, aUserDirectorySys, aUStr);
+            /* search file is passed by full qualified file URL */
+            auto nError2 = osl::FileBase::searchFileURL(aCanURL1, aUserDirectorySys, aUStr);
+            /* search file is passed by relative file path */
+            auto nError3 = osl::FileBase::searchFileURL(aRelURL4, aUserDirectorySys, aUStr);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: system filename/URL filename/relative path, system directory, searched files that is not exist, but it reply invalid error, did not pass in (W32) ",
+                                     osl::FileBase::E_NOENT, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: system filename/URL filename/relative path, system directory, searched files that is not exist, but it reply invalid error, did not pass in (W32) ",
+                                     osl::FileBase::E_NOENT, nError2);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: system filename/URL filename/relative path, system directory, searched files that is not exist, but it reply invalid error, did not pass in (W32) ",
+                                    osl::FileBase::E_NOENT, nError3);
+        }
+
+         void searchFileURL_002()
+        {
+#ifndef UNX
+            /* search file is passed by system filename */
+            OUString strRootSys = INetURLObject(aTempDirectoryURL).GetLastName();
+            auto nError1 = osl::FileBase::searchFileURL(aTempDirectorySys, strRootSys, aUStr);
+            bool bOk1 = compareFileName(aUStr, aTempDirectoryURL);
+            /* search file is passed by full qualified file URL */
+            auto nError2 = osl::FileBase::searchFileURL(aTempDirectoryURL, strRootSys, aUStr);
+            bool bOk2 = compareFileName(aUStr, aTempDirectoryURL);
+#ifndef _WIN32
+            /* search file is passed by relative file path */
+            auto nError3 = osl::FileBase::searchFileURL(aRelURL5, strRootSys, aUStr);
+            bool bOk3 = compareFileName(aUStr, aTempDirectoryURL);
+#endif
+            /* search file is passed by an exist file */
+            createTestFile(aCanURL1);
+            auto nError4 = osl::FileBase::searchFileURL(aCanURL4, aUserDirectorySys, aUStr);
+            bool bOk4 = compareFileName(aUStr, aCanURL1);
+            deleteTestFile(aCanURL1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: system filename, system directory, searched file already exist.",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: URL filename, system directory, searched file already exist.",
+                                    osl::FileBase::E_None, nError2);
+#ifndef _WIN32
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: relative path, system directory, searched file already exist.",
+                                    osl::FileBase::E_None, nError3);
+#endif
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: system filename/URL filename/relative path, system directory, searched file already exist.",
+                                    osl::FileBase::E_None, nError4);
+            CPPUNIT_ASSERT_MESSAGE("test for searchFileURL function: system filename, system directory, searched file already exist.",
+                                    bOk1);
+            CPPUNIT_ASSERT_MESSAGE("test for searchFileURL function: URL filename, system directory, searched file already exist.",
+                                    bOk2);
+#ifndef _WIN32
+            CPPUNIT_ASSERT_MESSAGE("test for searchFileURL function: relative path, system directory, searched file already exist.",
+                                    bOk3);
+#endif
+            CPPUNIT_ASSERT_MESSAGE("test for searchFileURL function: system filename/URL filename/relative path, system directory, searched file already exist.",
+                                    bOk4);
+#endif
+        }
+
+        void searchFileURL_003()
+        {
+            OUString aSystemPathList(aRootSys + PATH_LIST_DELIMITER + aTempDirectorySys + PATH_LIST_DELIMITER + aRootSys + "system/path");
+            auto nError1 = osl::FileBase::searchFileURL(aUserDirectoryURL, aSystemPathList, aUStr);
+            bool bOk = compareFileName(aUStr, aUserDirectoryURL);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: search directory is a list of system paths",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_MESSAGE("test for searchFileURL function: search directory is a list of system paths",
+                                    bOk);
+        }
+
+        void searchFileURL_004()
+        {
+            OUString aSystemPathList(aRootSys + PATH_LIST_DELIMITER + aTempDirectorySys + PATH_LIST_DELIMITER + aRootSys + "system/path/../name");
+            auto nError1 = osl::FileBase::searchFileURL(aUserDirectoryURL, aSystemPathList, aUStr);
+            bool bOk = compareFileName(aUStr, aUserDirectoryURL);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: search directory is a list of system paths",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_MESSAGE("test for searchFileURL function: search directory is a list of system paths",
+                                    bOk);
+        }
+
+        void searchFileURL_005()
+        {
+            auto nError1 = osl::FileBase::searchFileURL(aUserDirectoryURL, aNullURL, aUStr);
+            bool bOk = compareFileName(aUStr, aUserDirectoryURL);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for searchFileURL function: search directory is NULL",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_MESSAGE("test for searchFileURL function: search directory is NULL",
+                                    bOk);
+        }
+
+        CPPUNIT_TEST_SUITE(searchFileURL);
+            CPPUNIT_TEST(searchFileURL_001);
+            CPPUNIT_TEST(searchFileURL_002);
+            CPPUNIT_TEST(searchFileURL_003);
+            CPPUNIT_TEST(searchFileURL_004);
+            CPPUNIT_TEST(searchFileURL_005);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    // testing the method
+    // static inline RC getTempDirURL(OUString& ustrTempDirURL)
+
+    class getTempDirURL : public CppUnit::TestFixture
+    {
+    private:
+        OUString aUStr;
+
+    public:
+        void setUp() override
+        {
+            osl::FileBase::RC nError = osl::FileBase::getTempDirURL(aUStr);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getTempDirURL function: execution",
+                                     osl::FileBase::E_None, nError);
+        }
+
+        void getTempDirURL_002()
+        {
+            CPPUNIT_ASSERT_MESSAGE("test for getTempDirURL function: test for open and write access rights",
+                                    checkDirectory(aUStr, oslCheckMode::OpenAccess));
+            CPPUNIT_ASSERT_MESSAGE("test for getTempDirURL function: test for open and write access rights",
+                                    checkDirectory(aUStr, oslCheckMode::ReadAccess));
+            CPPUNIT_ASSERT_MESSAGE("test for getTempDirURL function: test for open and write access rights",
+                                    checkDirectory(aUStr, oslCheckMode::WriteAccess));
+        }
+
+        CPPUNIT_TEST_SUITE(getTempDirURL);
+            CPPUNIT_TEST(getTempDirURL_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  static inline RC createTempFile(OUString* pustrDirectoryURL,
+    //                                   oslFileHandle* pHandle,
+    //                                   OUString* pustrTempFileURL)
+
+    class createTempFile : public CppUnit::TestFixture
+    {
+    private:
+        std::unique_ptr<oslFileHandle> pHandle;
+        std::unique_ptr<OUString> pUStr_DirURL;
+        std::unique_ptr<OUString> pUStr_FileURL;
+
+    public:
+        void setUp() override
+        {
+            pHandle.reset(new oslFileHandle());
+            pUStr_DirURL.reset(new OUString(aUserDirectoryURL));
+            pUStr_FileURL.reset(new OUString());
+        }
+
+        void tearDown() override
+        {
+            pUStr_DirURL.reset();
+            pUStr_FileURL.reset();
+            pHandle.reset();
+        }
+
+        void createTempFile_001()
+        {
+            auto nError1 = osl::FileBase::createTempFile(pUStr_DirURL.get(), pHandle.get(), pUStr_FileURL.get());
+            File testFile(*pUStr_FileURL);
+            auto nError2 = testFile.open(osl_File_OpenFlag_Create);
+
+            if (nError2 == osl::FileBase::E_EXIST)
+            {
+                osl_closeFile(*pHandle);
+                deleteTestFile(*pUStr_FileURL);
+            }
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for createTempFile function: create temp file and test the existence",
+                                     osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_MESSAGE("test for createTempFile function: create temp file and test the existence",
+                                     (pHandle != nullptr));
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for createTempFile function: create temp file and test the existence",
+                                     osl::FileBase::E_EXIST, nError2);
+        }
+
+        void createTempFile_002()
+        {
+            bool bOK = false;
+            auto nError1 = osl::FileBase::createTempFile(pUStr_DirURL.get(), pHandle.get(), pUStr_FileURL.get());
+            File testFile(*pUStr_FileURL);
+            auto nError2 = testFile.open(osl_File_OpenFlag_Create);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("createTempFile function: create a temp file, but it does not exist",
+                osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_MESSAGE("createTempFile function: create a temp file, but it does not exist",
+                (pHandle != nullptr));
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("createTempFile function: create a temp file, but it does not exist",
+                osl::FileBase::E_EXIST, nError2);
+
+            // check file if have the write permission
+            if (nError2 == osl::FileBase::E_EXIST)
+            {
+                bOK = ifFileCanWrite(*pUStr_FileURL);
+                osl_closeFile(*pHandle);
+                deleteTestFile(*pUStr_FileURL);
+            }
+
+            CPPUNIT_ASSERT_MESSAGE("test for open and write access rights, in (W32), it did not have write access right, but it should be writable.",
+                                     bOK);
+        }
+
+        void createTempFile_003()
+        {
+            auto nError1 = osl::FileBase::createTempFile(pUStr_DirURL.get(), pHandle.get(), nullptr);
+            // the temp file will be removed when return from createTempFile
+            bool bOK = (pHandle != nullptr && nError1 == osl::FileBase::E_None);
+            if (bOK)
+                osl_closeFile(*pHandle);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for createTempFile function: set pUStrFileURL to 0 to let it remove the file after call.",
+                                osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_MESSAGE("test for createTempFile function: set pUStrFileURL to 0 to let it remove the file after call.",
+                                bOK);
+        }
+
+        void createTempFile_004()
+        {
+            auto nError1 = osl::FileBase::createTempFile(pUStr_DirURL.get(), nullptr, pUStr_FileURL.get());
+            bool bOK = (pUStr_FileURL != nullptr);
+            CPPUNIT_ASSERT(bOK);
+            File testFile(*pUStr_FileURL);
+            auto nError2 = testFile.open(osl_File_OpenFlag_Create);
+            deleteTestFile(*pUStr_FileURL);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("createTempFile function: create a temp file, but it does not exist",
+                osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("createTempFile function: create a temp file, but it does not exist",
+                osl::FileBase::E_EXIST, nError2);
+            CPPUNIT_ASSERT_MESSAGE("createTempFile function: create a temp file, but it does not exist",
+                bOK);
+
+        }
+
+        CPPUNIT_TEST_SUITE(createTempFile);
+            CPPUNIT_TEST(createTempFile_001);
+            CPPUNIT_TEST(createTempFile_002);
+            CPPUNIT_TEST(createTempFile_003);
+            CPPUNIT_TEST(createTempFile_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    // FIXME: remove the _disabled to enable:
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileBase::getAbsoluteFileURL, "osl_osl::FileBase");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileBase::SystemPath_FileURL, "osl_osl::FileBase");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileBase::searchFileURL, "osl_osl::FileBase");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileBase::getTempDirURL, "osl_osl::FileBase");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileBase::createTempFile, "osl_osl::FileBase");
+
+    CPPUNIT_REGISTRY_ADD_TO_DEFAULT("osl_osl::FileBase");
+}
+
+namespace osl_FileStatus
+{
+    //  testing the method
+    //  FileStatus(sal_uInt32 nMask): _nMask(nMask)
+    class ctors : public CppUnit::TestFixture
+    {
+    private:
+        OUString aUStr;
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            Directory aDir(aTmpName3);
+            auto nError1 = aDir.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = aDir.getNextItem(rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            aDir.close();
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void ctors_001()
+        {
+            FileStatus rFileStatus(osl_FileStatus_Mask_All);
+            auto nError1 = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            aUStr = rFileStatus.getFileName();
+
+            CPPUNIT_ASSERT_MESSAGE("test for ctors function: mask all and see the file name",
+                                   compareFileName(aUStr, aTmpName2));
+        }
+
+        void ctors_002()
+        {
+            FileStatus rFileStatus(0);
+            auto nError1 = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            aUStr = rFileStatus.getFileName();
+
+            CPPUNIT_ASSERT_MESSAGE("test for ctors function: mask is empty",
+                                   compareFileName(aUStr, aNullURL));
+        }
+
+        CPPUNIT_TEST_SUITE(ctors);
+            CPPUNIT_TEST(ctors_001);
+            CPPUNIT_TEST(ctors_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline sal_Bool isValid(sal_uInt32 nMask) const
+
+    class isValid : public CppUnit::TestFixture
+    {
+    private:
+        std::unique_ptr<Directory> pDir;
+        DirectoryItem rItem_file, rItem_link;
+
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            pDir.reset(new Directory(aTmpName3));
+            osl::FileBase::RC nError1 = pDir->open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = pDir->getNextItem(rItem_file, 1);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            osl::FileBase::RC nError1 = pDir->close();
+            pDir.reset();
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(errorToStr(nError1).getStr(), osl::FileBase::E_None, nError1);
+
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void isValid_001()
+        {
+            sal_uInt32 mask = 0;
+            FileStatus rFileStatus(mask);
+            osl::FileBase::RC nError1 = rItem_file.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            bool bOk = rFileStatus.isValid(mask);
+
+            CPPUNIT_ASSERT_MESSAGE("test for isValid function: no fields specified", bOk);
+        }
+
+        void check_FileStatus(FileStatus const& _aStatus)
+        {
+            OString sStat;
+            if (_aStatus.isValid(osl_FileStatus_Mask_Type))
+                sStat += "type ";
+            if (_aStatus.isValid(osl_FileStatus_Mask_Attributes))
+                sStat += "attributes ";
+            if (_aStatus.isValid(osl_FileStatus_Mask_CreationTime))
+                sStat += "ctime ";
+            if (_aStatus.isValid(osl_FileStatus_Mask_AccessTime))
+                sStat += "atime ";
+            if (_aStatus.isValid(osl_FileStatus_Mask_ModifyTime))
+                sStat += "mtime ";
+            if (_aStatus.isValid(osl_FileStatus_Mask_FileSize))
+                sStat += "filesize ";
+            if (_aStatus.isValid(osl_FileStatus_Mask_FileName))
+                sStat += "filename ";
+            if (_aStatus.isValid(osl_FileStatus_Mask_FileURL))
+                sStat += "fileurl ";
+            printf("mask: %s\n", sStat.getStr());
+        }
+
+        void isValid_002()
+        {
+            createTestFile(aTmpName6);
+            sal_uInt32 mask_file = osl_FileStatus_Mask_Type |
+                                   osl_FileStatus_Mask_Attributes |
+                                   osl_FileStatus_Mask_CreationTime |
+                                   osl_FileStatus_Mask_AccessTime |
+                                   osl_FileStatus_Mask_ModifyTime |
+                                   osl_FileStatus_Mask_FileSize |
+                                   osl_FileStatus_Mask_FileName |
+                                   osl_FileStatus_Mask_FileURL;
+
+            FileStatus rFileStatus(mask_file);
+            DirectoryItem::get(aTmpName6, rItem_file);
+            osl::FileBase::RC nError1 = rItem_file.getFileStatus(rFileStatus);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(errorToStr(nError1).getStr(), osl::FileBase::E_None, nError1);
+
+            check_FileStatus(rFileStatus);
+            deleteTestFile(aTmpName6);
+
+        }
+
+        /** Check if is a valid linked file.
+
+            Link is not defined in Windows, and on Linux, we can not get the directory item of the linked file.
+            We have to defer to filesystems, normal filesystems support links (EXT2, ...), castrated filesystems
+            don't have links (FAT, FAT32) and Windows NT NTFS support links, but the Windows API doesn't :-(
+        */
+        void isValid_003()
+        {
+#if 0
+#if defined (UNX)
+            sal_Int32 fd;
+
+            OUString aUStr_LnkFileSys(aTempDirectorySys), aUStr_SrcFileSys(aTempDirectorySys);
+            aUStr_LnkFileSys += aSlashURL + getCurrentPID() + "/tmpdir/link.file";
+            aUStr_SrcFileSys += aSlashURL + getCurrentPID() + "/tmpdir/tmpname";
+
+            OString strLinkFileName;
+            OString strSrcFileName;
+            strLinkFileName = OUStringToOString(aUStr_LnkFileSys, RTL_TEXTENCODING_ASCII_US);
+            strSrcFileName = OUStringToOString(aUStr_SrcFileSys, RTL_TEXTENCODING_ASCII_US);
+
+            // create a link file and link it to file "/tmp/PID/tmpdir/tmpname"
+            fd = symlink(strSrcFileName.getStr(), strLinkFileName.getStr());
+            CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), fd);
+
+            // testDirectory is "/tmp/PID/tmpdir/"
+            Directory testDirectory(aTmpName3);
+            testDirectory.open();
+            OUString aFileName ("link.file");
+            bool bOk = false;
+            while (true)
+            {
+                osl::FileBase::RC nError1 = testDirectory.getNextItem(rItem_link, 4);
+
+                if (nError1 == osl::FileBase::E_None)
+                {
+                    sal_uInt32 mask_link = osl_FileStatus_Mask_FileName | osl_FileStatus_Mask_LinkTargetURL;
+                    FileStatus rFileStatus(mask_link);
+                    rItem_link.getFileStatus(rFileStatus);
+
+                    if (compareFileName(rFileStatus.getFileName(), aFileName))
+                    {
+                        if (rFileStatus.isValid(osl_FileStatus_Mask_LinkTargetURL))
+                        {
+                            bOk = true;
+                            break;
+                        }
+                    }
+                }
+                else
+                {
+                    break;
+                }
+            };
+
+            fd = remove(strLinkFileName.getStr());
+            CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), fd);
+
+            CPPUNIT_ASSERT_MESSAGE("test for isValid function: link file, check for LinkTargetURL", bOk);
+#endif
+#endif
+        }
+
+        void isValid_004()
+        {
+            sal_uInt32 mask_file_all = osl_FileStatus_Mask_All;
+            FileStatus   rFileStatus_all(mask_file_all);
+            osl::FileBase::RC nError1 = rItem_file.getFileStatus(rFileStatus_all);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            check_FileStatus(rFileStatus_all);
+
+            sal_uInt32 mask_file_val = osl_FileStatus_Mask_Validate;
+            FileStatus   rFileStatus_val(mask_file_val);
+            nError1 = rItem_file.getFileStatus(rFileStatus_val);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            check_FileStatus(rFileStatus_val);
+        }
+
+        CPPUNIT_TEST_SUITE(isValid);
+            CPPUNIT_TEST(isValid_001);
+            CPPUNIT_TEST(isValid_002);
+            CPPUNIT_TEST(isValid_003);
+            CPPUNIT_TEST(isValid_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    // testing the method
+    // inline Type getFileType() const
+
+    class getFileType : public CppUnit::TestFixture
+    {
+    private:
+        DirectoryItem m_aItem_1, m_aItem_2, m_aVolumeItem, m_aFifoItem;
+        DirectoryItem m_aLinkItem, m_aSocketItem, m_aSpecialItem;
+
+    public:
+        void setUp() override
+        {
+            // create a tempfile: $TEMP/tmpdir/tmpname.
+            //        a tempdirectory: $TEMP/tmpdir/tmpdir.
+            //        use $ROOT/staroffice as volume ---> use dev/fd as volume.
+            // and get their directory item.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName3, aTmpName2);
+            createTestDirectory(aTmpName3, aTmpName1);
+
+            std::unique_ptr<Directory> xDir(new Directory(aTmpName3));
+            auto nError1 = xDir->open();
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("open aTmpName3 failed!", osl::FileBase::E_None, nError1);
+            // getNextItem can not assure which item retrieved
+            nError1 = xDir->getNextItem(m_aItem_1, 1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("get first item failed!", osl::FileBase::E_None, nError1);
+
+            nError1 = xDir->getNextItem(m_aItem_2);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("get second item failed!", osl::FileBase::E_None, nError1);
+            xDir->close();
+            // FIXME mindy: failed on my RH9, so removed temporarily
+            // nError1 = DirectoryItem::get(aVolURL2, m_aVolumeItem);
+            // CPPUNIT_ASSERT_MESSAGE("get volume item failed!", osl::FileBase::E_None == nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove all in $TEMP/tmpdir.
+            deleteTestDirectory(aTmpName3, aTmpName1);
+            deleteTestFile(aTmpName3, aTmpName2);
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void getFileType_001()
+        {
+            FileStatus   rFileStatus(osl_FileStatus_Mask_Type | osl_FileStatus_Mask_FileName);
+            auto nError1 = m_aItem_1.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("getFileStatus failed", osl::FileBase::E_None, nError1);
+
+            check_FileType(rFileStatus);
+        }
+
+        void check_FileType(osl::FileStatus const& _rFileStatus)
+        {
+            if (_rFileStatus.isValid(osl_FileStatus_Mask_FileName))
+            {
+                OUString suFilename = _rFileStatus.getFileName();
+
+                if (_rFileStatus.isValid(osl_FileStatus_Mask_Type))
+                {
+                    osl::FileStatus::Type eType = _rFileStatus.getFileType();
+                    bool bOK = false;
+
+                    if (compareFileName(suFilename, aTmpName2))
+                        bOK = (eType == osl::FileStatus::Regular);
+
+                    if (compareFileName(suFilename, aTmpName1))
+                        bOK = (eType == FileStatus::Directory);
+
+                    CPPUNIT_ASSERT_MESSAGE("test for getFileType function: ", bOK);
+                }
+            }
+            // LLA: it's not a bug, if a FileStatus not exist, so no else
+        }
+
+        void getFileType_002()
+        {
+            FileStatus rFileStatus(osl_FileStatus_Mask_Type | osl_FileStatus_Mask_FileName);
+            auto nError1 = m_aItem_2.getFileStatus(rFileStatus);
+
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            check_FileType(rFileStatus);
+        }
+
+        void getFileType_003()
+        {
+        }
+
+        void getFileType_007()
+        {
+#if defined(__sun) // Special file is different in Windows
+            auto nError1 = DirectoryItem::get(aTypeURL2, m_aSpecialItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // check for File type
+            FileStatus   rFileStatus(osl_FileStatus_Mask_Type);
+            nError1 = m_aSpecialItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            if (rFileStatus.isValid(osl_FileStatus_Mask_Type))
+            {
+                osl::FileStatus::Type eType = rFileStatus.getFileType();
+
+                CPPUNIT_ASSERT_MESSAGE("test for getFileType function: Special, Solaris version ",
+                                        (eType == FileStatus::Special));
+            }
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE(getFileType);
+            CPPUNIT_TEST(getFileType_001);
+            CPPUNIT_TEST(getFileType_002);
+            CPPUNIT_TEST(getFileType_003);
+            CPPUNIT_TEST(getFileType_007);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline sal_uInt64 getAttributes() const
+
+    class getAttributes : public CppUnit::TestFixture
+    {
+    private:
+        OUString aTypeURL, aTypeURL_Hid;
+        DirectoryItem rItem, rItem_hidden;
+
+    public:
+        void setUp() override
+        {
+            aTypeURL = aUserDirectoryURL.copy(0);
+            concatURL(aTypeURL, aTmpName2);
+            createTestFile(aTypeURL);
+            osl::FileBase::RC nError = DirectoryItem::get(aTypeURL, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            aTypeURL_Hid = aUserDirectoryURL.copy(0);
+            concatURL(aTypeURL_Hid, aHidURL1);
+            createTestFile(aTypeURL_Hid);
+#ifdef _WIN32
+            hideFile(aTypeURL_Hid);
+#endif
+            nError = DirectoryItem::get(aTypeURL_Hid, rItem_hidden);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+        }
+
+        void tearDown() override
+        {
+            deleteTestFile(aTypeURL);
+            deleteTestFile(aTypeURL_Hid);
+        }
+
+#if (defined UNX)
+// windows only has 3 file attributes: normal, readonly and hidden
+        void getAttributes_001()
+        {
+            changeFileMode(aTypeURL, S_IRUSR | S_IRGRP | S_IROTH);
+
+            FileStatus rFileStatus(osl_FileStatus_Mask_Attributes);
+            osl::FileBase::RC nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            if (geteuid() == 0) // as root, access(W_OK) may be true despite mode
+            {
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: (not ReadOnly,) GrpRead, OwnRead, OthRead(UNX version) ",
+                                    static_cast<sal_uInt64>(osl_File_Attribute_GrpRead | osl_File_Attribute_OwnRead | osl_File_Attribute_OthRead),
+                                    rFileStatus.getAttributes());
+            }
+            else
+            {
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: ReadOnly, GrpRead, OwnRead, OthRead(UNX version) ",
+                                    static_cast<sal_uInt64>(osl_File_Attribute_ReadOnly | osl_File_Attribute_GrpRead | osl_File_Attribute_OwnRead | osl_File_Attribute_OthRead),
+                                    rFileStatus.getAttributes());
+            }
+        }
+#else // Windows version
+        void getAttributes_001()
+        {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: ReadOnly, GrpRead, OwnRead, OthRead(Windows version)",
+                                     1, 1);
+        }
+#endif
+
+        void getAttributes_002()
+        {
+#if (defined UNX)
+            changeFileMode(aTypeURL, S_IXUSR | S_IXGRP | S_IXOTH);
+
+            FileStatus   rFileStatus(osl_FileStatus_Mask_Attributes);
+            osl::FileBase::RC nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            if (geteuid() == 0) // as root, access(W_OK) may be true despite mode
+            {
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: Executable, GrpExe, OwnExe, OthExe, the result is (not Readonly,) Executable, GrpExe, OwnExe, OthExe, it partly not pass(Solaris version)",
+                                    static_cast<sal_uInt64>(osl_File_Attribute_Executable | osl_File_Attribute_GrpExe | osl_File_Attribute_OwnExe | osl_File_Attribute_OthExe),
+                                    rFileStatus.getAttributes());
+            }
+            else
+            {
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: Executable, GrpExe, OwnExe, OthExe, the result is Readonly, Executable, GrpExe, OwnExe, OthExe, it partly not pass(Solaris version)",
+                                    static_cast<sal_uInt64>(osl_File_Attribute_ReadOnly | osl_File_Attribute_Executable | osl_File_Attribute_GrpExe | osl_File_Attribute_OwnExe | osl_File_Attribute_OthExe),
+                                    rFileStatus.getAttributes());
+            }
+#endif
+        }
+
+#if (defined UNX)
+        void getAttributes_003()
+        {
+            changeFileMode(aTypeURL, S_IWUSR | S_IWGRP | S_IWOTH);
+
+            FileStatus   rFileStatus(osl_FileStatus_Mask_Attributes);
+            osl::FileBase::RC nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: GrpWrite, OwnWrite, OthWrite(Solaris version)",
+                                    static_cast<sal_uInt64>(osl_File_Attribute_GrpWrite | osl_File_Attribute_OwnWrite | osl_File_Attribute_OthWrite),
+                                    rFileStatus.getAttributes());
+        }
+#else // Windows version
+        void getAttributes_003()
+        {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: GrpWrite, OwnWrite, OthWrite(Windows version)",
+                                     1, 1);
+        }
+#endif
+
+        void getAttributes_004()
+        {
+            sal_Int32 test_Attributes = osl_File_Attribute_Hidden;
+            FileStatus rFileStatus(osl_FileStatus_Mask_Attributes);
+            osl::FileBase::RC nError = rItem_hidden.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+            test_Attributes &= rFileStatus.getAttributes();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getAttributes function: Hidden files",
+                                    static_cast<sal_Int32>(osl_File_Attribute_Hidden), test_Attributes);
+        }
+
+        CPPUNIT_TEST_SUITE(getAttributes);
+            CPPUNIT_TEST(getAttributes_001);
+            CPPUNIT_TEST(getAttributes_002);
+            CPPUNIT_TEST(getAttributes_003);
+            CPPUNIT_TEST(getAttributes_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline TimeValue getAccessTime() const
+
+    class getAccessTime : public CppUnit::TestFixture
+    {
+    private:
+        OUString aTypeURL;
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            aTypeURL = aUserDirectoryURL.copy(0);
+            concatURL(aTypeURL, aTmpName2);
+            createTestFile(aTypeURL);
+            osl::FileBase::RC nError = DirectoryItem::get(aTypeURL, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+        }
+
+        void tearDown() override
+        {
+            deleteTestFile(aTypeURL);
+        }
+
+        void getAccessTime_001()
+        {
+            TimeValue *pTV_current = nullptr;
+            CPPUNIT_ASSERT((pTV_current = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+            TimeValue *pTV_access = nullptr;
+            CPPUNIT_ASSERT((pTV_access = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+
+            FileStatus   rFileStatus(osl_FileStatus_Mask_AccessTime);
+            osl::FileBase::RC nError = rItem.getFileStatus(rFileStatus);
+            bool bOk = osl_getSystemTime(pTV_current);
+            CPPUNIT_ASSERT(bOk);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            *pTV_access = rFileStatus.getAccessTime();
+
+            bool bOK = t_compareTime(pTV_access, pTV_current, delta);
+            free(pTV_current);
+            free(pTV_access);
+
+            CPPUNIT_ASSERT_MESSAGE("test for getAccessTime function: This test turns out that UNX precision is no more than 1 sec, don't know how to test this function, in Windows test, it lost hour min sec, only have date time. ",
+                                    bOK);
+        }
+
+        CPPUNIT_TEST_SUITE(getAccessTime);
+            CPPUNIT_TEST(getAccessTime_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline TimeValue getModifyTime() const
+
+    class getModifyTime : public CppUnit::TestFixture
+    {
+    private:
+        OUString aTypeURL;
+        DirectoryItem rItem;
+
+    public:
+        void getModifyTime_001()
+        {
+            TimeValue *pTV_current = nullptr;
+            CPPUNIT_ASSERT((pTV_current = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+
+            // create file
+            aTypeURL = aUserDirectoryURL.copy(0);
+            concatURL(aTypeURL, aTmpName2);
+            createTestFile(aTypeURL);
+
+            // get current time
+            bool bOk = osl_getSystemTime(pTV_current);
+            CPPUNIT_ASSERT(bOk);
+
+            // get instance item and filestatus
+            osl::FileBase::RC nError = DirectoryItem::get(aTypeURL, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+            FileStatus   rFileStatus(osl_FileStatus_Mask_ModifyTime);
+            nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            // get modify time
+            TimeValue* pTV_modify = nullptr;
+            CPPUNIT_ASSERT((pTV_modify = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+            *pTV_modify = rFileStatus.getModifyTime();
+
+            bool bOK = t_compareTime(pTV_modify, pTV_current, delta);
+            // delete file
+            deleteTestFile(aTypeURL);
+            free(pTV_current);
+            free(pTV_modify);
+
+            CPPUNIT_ASSERT_MESSAGE("test for getModifyTime function: This test turns out that UNX precision is no more than 1 sec, don't know how to improve this function.  ",
+                                    bOK);
+        }
+
+        CPPUNIT_TEST_SUITE(getModifyTime);
+            CPPUNIT_TEST(getModifyTime_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline sal_uInt64 getFileSize() const
+
+    class getFileSize : public CppUnit::TestFixture
+    {
+    private:
+        OUString aTypeURL;
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            aTypeURL = aUserDirectoryURL.copy(0);
+            concatURL(aTypeURL, aTmpName2);
+            createTestFile(aTypeURL);
+            osl::FileBase::RC nError = DirectoryItem::get(aTypeURL, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+        }
+
+        void tearDown() override
+        {
+            deleteTestFile(aTypeURL);
+        }
+
+        void getFileSize_001()
+        {
+            FileStatus   rFileStatus(osl_FileStatus_Mask_FileSize);
+            osl::FileBase::RC nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            sal_uInt64 uFileSize = rFileStatus.getFileSize();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getFileSize function: empty file ",
+                                    static_cast<sal_uInt64>(0), uFileSize);
+        }
+
+        void getFileSize_002()
+        {
+            File testfile(aTypeURL);
+            osl::FileBase::RC nError = testfile.open(osl_File_OpenFlag_Write | osl_File_OpenFlag_Read);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+            nError = testfile.setSize(TEST_FILE_SIZE);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            nError = DirectoryItem::get(aTypeURL, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+            FileStatus   rFileStatus(osl_FileStatus_Mask_FileSize);
+            nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+            sal_uInt64 uFileSize = rFileStatus.getFileSize();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getFileSize function: file with size of TEST_FILE_SIZE, did not pass in (W32). ",
+                                    static_cast<sal_uInt64>(TEST_FILE_SIZE), uFileSize);
+        }
+
+        CPPUNIT_TEST_SUITE(getFileSize);
+            CPPUNIT_TEST(getFileSize_001);
+            CPPUNIT_TEST(getFileSize_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    // testing the method
+    // inline OUString getFileName() const
+
+    class getFileName : public CppUnit::TestFixture
+    {
+    private:
+        OUString aTypeURL;
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            aTypeURL = aUserDirectoryURL.copy(0);
+            concatURL(aTypeURL, aTmpName2);
+            createTestFile(aTypeURL);
+            osl::FileBase::RC nError = DirectoryItem::get(aTypeURL, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+        }
+
+        void tearDown() override
+        {
+            deleteTestFile(aTypeURL);
+        }
+
+
+        void getFileName_001()
+        {
+            FileStatus rFileStatus(osl_FileStatus_Mask_FileName);
+            osl::FileBase::RC nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            OUString aFileName = rFileStatus.getFileName();
+
+            CPPUNIT_ASSERT_MESSAGE("test for getFileName function: name compare with specify",
+                                    compareFileName(aFileName, aTmpName2));
+        }
+
+        CPPUNIT_TEST_SUITE(getFileName);
+            CPPUNIT_TEST(getFileName_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    // testing the method
+    // inline OUString getFileURL() const
+
+    class getFileURL : public CppUnit::TestFixture
+    {
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            createTestFile(aTmpName6);
+            osl::FileBase::RC nError = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+        }
+
+        void tearDown() override
+        {
+            deleteTestFile(aTmpName6);
+        }
+
+
+        void getFileURL_001()
+        {
+            FileStatus   rFileStatus(osl_FileStatus_Mask_FileURL);
+            osl::FileBase::RC nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError);
+
+            OUString aFileURL = rFileStatus.getFileURL();
+
+            CPPUNIT_ASSERT_MESSAGE("test for getFileURL function: ",
+                                    compareFileName(aFileURL, aTmpName6));
+        }
+
+        CPPUNIT_TEST_SUITE(getFileURL);
+            CPPUNIT_TEST(getFileURL_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline OUString getLinkTargetURL() const
+
+    class getLinkTargetURL : public CppUnit::TestFixture
+    {
+    private:
+        OUString aTypeURL;
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            aTypeURL = aUserDirectoryURL.copy(0);
+            concatURL(aTypeURL, aTmpName2);
+            createTestFile(aTypeURL);
+        }
+
+        void tearDown() override
+        {
+            deleteTestFile(aTypeURL);
+        }
+
+        void getLinkTargetURL_001()
+        {
+#if 0
+#if (defined UNX) // Link file is not defined in Windows
+            // create a link file;
+            OUString aUStr_LnkFileSys(aTempDirectorySys), aUStr_SrcFileSys(aTempDirectorySys);
+            aUStr_LnkFileSys += aSlashURL + getCurrentPID() + "/link.file";
+            aUStr_SrcFileSys += aSlashURL + getCurrentPID() + "/tmpname";
+
+            OString strLinkFileName, strSrcFileName;
+            strLinkFileName = OUStringToOString(aUStr_LnkFileSys, RTL_TEXTENCODING_ASCII_US);
+            strSrcFileName  = OUStringToOString(aUStr_SrcFileSys, RTL_TEXTENCODING_ASCII_US);
+
+            sal_Int32 fd;
+            fd = symlink(strSrcFileName.getStr(), strLinkFileName.getStr());
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("in creating link file",  static_cast<sal_Int32>(0), fd);
+
+            // get linkTarget URL
+            auto nError = DirectoryItem::get(aLnkURL1, rItem);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("in getting link file item", osl::FileBase::E_None, nError);
+
+            FileStatus   rFileStatus(osl_FileStatus_Mask_LinkTargetURL);
+            nError = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("in getting link file status", osl::FileBase::E_None, nError);
+            OUString aFileURL = rFileStatus.getLinkTargetURL();
+
+            // remove link file
+            fd = remove(strLinkFileName.getStr());
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("in deleting link file",  static_cast<sal_Int32>(0), fd);
+
+            CPPUNIT_ASSERT_MESSAGE("test for getLinkTargetURL function: Solaris version, create a file, and a link file link to it, get its LinkTargetURL and compare",
+                                    compareFileName(aFileURL, aTypeURL));
+#endif
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE(getLinkTargetURL);
+            CPPUNIT_TEST(getLinkTargetURL_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::ctors, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::isValid, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getFileType, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getAttributes, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getAccessTime, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getModifyTime, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getFileSize, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getFileName, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getFileURL, "osl_FileStatus");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_FileStatus::getLinkTargetURL, "osl_FileStatus");
+
+    CPPUNIT_REGISTRY_ADD_TO_DEFAULT("osl_FileStatus");
+}
+
+namespace osl_File
+{
+
+    //  testing the method
+    //  File(const OUString& ustrFileURL)
+
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void ctors_001()
+        {
+            File testFile(aTmpName4);
+
+            osl::FileBase::RC nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            osl::FileBase::RC nError2 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: initialize a File and test its open and close",
+                                     osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: initialize a File and test its open and close",
+                                     osl::FileBase::E_None, nError2);
+        }
+
+        void ctors_002()
+        {
+            File testFile(aTmpName5);
+            char buffer[30] = "Test for File constructor";
+            sal_uInt64 nCount;
+
+            osl::FileBase::RC nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            osl::FileBase::RC nError2 = testFile.write(buffer, 30, nCount);
+            testFile.close();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: test relative file URL, this test show that relative file URL is also acceptable",
+                                     osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: test relative file URL, this test show that relative file URL is also acceptable",
+                                     osl::FileBase::E_None, nError2);
+        }
+
+        CPPUNIT_TEST_SUITE(ctors);
+            CPPUNIT_TEST(ctors_001);
+            CPPUNIT_TEST(ctors_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC open(sal_uInt32 uFlags)
+
+    class open : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void open_001()
+        {
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            auto nError2 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("close error", osl::FileBase::E_None, nError2);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: open a regular file",
+                                     osl::FileBase::E_None, nError1);
+        }
+
+        void open_002()
+        {
+            File testFile(aTmpName3);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read);
+
+            CPPUNIT_ASSERT_MESSAGE("test for open function: open a directory",
+                                     (File::E_INVAL == nError1) || (File::E_ACCES == nError1));
+        }
+
+        void open_003()
+        {
+            File testFile(aCanURL1);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: open a non-exist file",
+                                     File::E_NOENT, nError1);
+        }
+
+        void open_005()
+        {
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Create);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: create an exist file",
+                                     File::E_EXIST, nError1);
+        }
+
+        void open_006()
+        {
+            File testFile(aCanURL1);
+            char buffer_write[30] = "Test for File open";
+            char buffer_read[30];
+            sal_uInt64 nCount_write, nCount_read;
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write | osl_File_OpenFlag_Create);
+            auto nError2 = testFile.write(buffer_write, 30, nCount_write);
+            osl::FileBase::RC nError4 = testFile.setPos(osl_Pos_Absolut, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError4);
+            auto nError3 = testFile.read(buffer_read, 10, nCount_read);
+
+            osl::FileBase::RC nError5 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError5);
+            osl::FileBase::RC nError6 = osl::File::remove(aCanURL1);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError6);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: test for osl_File_OpenFlag_Read, osl_File_OpenFlag_Write and osl_File_OpenFlag_Create",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: test for osl_File_OpenFlag_Read, osl_File_OpenFlag_Write and osl_File_OpenFlag_Create",
+                                    osl::FileBase::E_None, nError2);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: test for osl_File_OpenFlag_Read, osl_File_OpenFlag_Write and osl_File_OpenFlag_Create",
+                                    osl::FileBase::E_None, nError3);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: test for osl_File_OpenFlag_Read, osl_File_OpenFlag_Write and osl_File_OpenFlag_Create",
+                                    sal_uInt64(30), nCount_write);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: test for osl_File_OpenFlag_Read, osl_File_OpenFlag_Write and osl_File_OpenFlag_Create",
+                                    sal_uInt64(10), nCount_read);
+        }
+
+        CPPUNIT_TEST_SUITE(open);
+            CPPUNIT_TEST(open_001);
+            CPPUNIT_TEST(open_002);
+            CPPUNIT_TEST(open_003);
+            CPPUNIT_TEST(open_005);
+            CPPUNIT_TEST(open_006);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC close()
+
+    class close : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void close_001()
+        {
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            auto nError2 = testFile.close();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for close function: close a regular file",
+                                     osl::FileBase::E_None, nError2);
+        }
+
+        void close_002()
+        {
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            auto nError2 = testFile.close();
+
+            auto nError3 = testFile.setPos(osl_Pos_Absolut, 0);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for close function: manipulate a file after it has been closed",
+                                     osl::FileBase::E_None, nError2);
+            CPPUNIT_ASSERT_MESSAGE("test for close function: manipulate a file after it has been closed",
+                                    (osl::FileBase::E_None != nError3));
+        }
+
+        CPPUNIT_TEST_SUITE(close);
+            CPPUNIT_TEST(close_001);
+            CPPUNIT_TEST(close_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC setPos(sal_uInt32 uHow, sal_Int64 uPos)
+
+    class setPos : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void setPos_001()
+        {
+            File testFile(aTmpName4);
+            char buffer_read[2];
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.setPos(osl_Pos_Absolut, 26);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_read = 0;
+            nError1 = testFile.read(buffer_read, 1, nCount_read);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for setPos function: test for osl_Pos_Absolut, set the position to 26, test if the 26th char in file is correct",
+                                     pBuffer_Char[26], buffer_read[0]);
+        }
+
+        void setPos_002()
+        {
+            File testFile(aTmpName4);
+            char buffer_read[2];
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.setPos(osl_Pos_Absolut, sizeof(pBuffer_Char) - 2);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.setPos(osl_Pos_Current, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_read = 0;
+            nError1 = testFile.read(buffer_read, 1, nCount_read);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for setPos function: test for osl_Pos_Current, set the position to end, test if the (end -1) char in file is correct",
+                                     pBuffer_Char[sizeof(pBuffer_Char) - 2], buffer_read[0]);
+        }
+
+        void setPos_003()
+        {
+            File testFile(aTmpName4);
+            char buffer_read[2];
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // the file size is smaller than 100
+            nError1 = testFile.setPos(osl_Pos_End,  -100);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("should return error", osl::FileBase::E_INVAL, nError1);
+
+            nError1 = testFile.setPos(osl_Pos_End, -53);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_read = 0;
+            nError1 = testFile.read(buffer_read, 1, nCount_read);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for setPos function: test for osl_Pos_End, set the position to end, test if the first char in file is correct",
+                                     pBuffer_Char[0], buffer_read[0]);
+        }
+
+        CPPUNIT_TEST_SUITE(setPos);
+            CPPUNIT_TEST(setPos_001);
+            CPPUNIT_TEST(setPos_002);
+            CPPUNIT_TEST(setPos_003);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC getPos(sal_uInt64& uPos)
+
+    class getPos : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void getPos_001()
+        {
+            File testFile(aTmpName4);
+            sal_uInt64 nFilePointer;
+
+            auto nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, nError1);
+
+            nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.setPos(osl_Pos_Absolut, 26);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getPos function: set the position to 26, get position and check if it is right",
+                                     static_cast<sal_uInt64>(26), nFilePointer);
+        }
+
+        CPPUNIT_TEST_SUITE(getPos);
+            CPPUNIT_TEST(getPos_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC isEndOfFile(sal_Bool *pIsEOF)
+
+    class isEndOfFile : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void isEndOfFile_001()
+        {
+            File testFile(aTmpName4);
+            sal_Bool bEOF  = false;
+            sal_Bool *pEOF = &bEOF;
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.setPos(osl_Pos_End, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.isEndOfFile(pEOF);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_MESSAGE("test for isEndOfFile function: set the position to end, check if reach end",
+                                     *pEOF);
+        }
+
+        void isEndOfFile_002()
+        {
+            File testFile(aTmpName4);
+            sal_Bool bEOF  = false;
+            sal_Bool *pEOF = &bEOF;
+            sal_uInt64 nFilePointer = 0;
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.setPos(osl_Pos_Absolut, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            *pEOF = false;
+
+            while (!(*pEOF))
+            {
+                nError1 = testFile.isEndOfFile(pEOF);
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+                nError1 = testFile.setPos(osl_Pos_Current, 1);
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            }
+
+            nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for isEndOfFile function: use isEndOfFile to move pointer step by step",
+                                      static_cast<sal_uInt64>(sizeof(pBuffer_Char) + 1), nFilePointer);
+        }
+        CPPUNIT_TEST_SUITE(isEndOfFile);
+            CPPUNIT_TEST(isEndOfFile_001);
+            CPPUNIT_TEST(isEndOfFile_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC setSize(sal_uInt64 uSize)
+
+    class setSize : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void setSize_001()
+        {
+            File testFile(aTmpName4);
+            sal_uInt64 nFilePointer;
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // enlarge the file to size of 100;
+            nError1 = testFile.setSize(100);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // get the file size;
+            nError1 = testFile.setPos(osl_Pos_End, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for setSize function: enlarge the file ",
+                                     static_cast<sal_uInt64>(100), nFilePointer);
+        }
+
+        void setSize_002()
+        {
+            File testFile(aTmpName4);
+            sal_uInt64 nFilePointer;
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // enlarge the file to size of 100;
+            nError1 = testFile.setSize(10);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // get the file size;
+            nError1 = testFile.setPos(osl_Pos_End, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for setSize function: truncate the file ",
+                                     static_cast<sal_uInt64>(10), nFilePointer);
+        }
+
+        CPPUNIT_TEST_SUITE(setSize);
+            CPPUNIT_TEST(setSize_001);
+            CPPUNIT_TEST(setSize_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC read(void *pBuffer, sal_uInt64 uBytesRequested, sal_uInt64& rBytesRead)
+
+    class read : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void read_001()
+        {
+            File testFile(aTmpName4);
+            sal_uInt64 nFilePointer;
+            char buffer_read[10];
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_read = 0;
+            nError1 = testFile.read(buffer_read, 10, nCount_read);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for read function: read whole content in the file to a buffer",
+                                     sal_uInt64(10), nFilePointer);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for read function: read whole content in the file to a buffer",
+                                     0, strncmp(buffer_read, pBuffer_Char, 10));
+        }
+
+        void read_002()
+        {
+            File testFile(aTmpName4);
+            sal_uInt64 nFilePointer;
+            char buffer_read[26];
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.setPos(osl_Pos_Absolut, 26);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_read = 0;
+            nError1 = testFile.read(buffer_read, 26, nCount_read);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for read function: read from a special position in the file",
+                                     sal_uInt64(52), nFilePointer);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for read function: read from a special position in the file",
+                                     sal_uInt64(26), nCount_read);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for read function: read from a special position in the file",
+                                     0, strncmp(buffer_read, &pBuffer_Char[26], 26));
+        }
+
+        CPPUNIT_TEST_SUITE(read);
+            CPPUNIT_TEST(read_001);
+            CPPUNIT_TEST(read_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC write(const void *pBuffer, sal_uInt64 uBytesToWrite, sal_uInt64& rBytesWritten)
+
+    class write : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpname.
+            createTestFile(aTmpName6);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+
+        void write_001()
+        {
+            File testFile(aTmpName6);
+            sal_uInt64 nFilePointer;
+            char buffer_read[10];
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            sal_uInt64 nCount_write = 0, nCount_read = 0;
+            // write chars into the file.
+            nError1 = testFile.write(pBuffer_Char, 10, nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // get the current pointer;
+            nError1 = testFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // reset pointer to the beginning;
+            nError1 = testFile.setPos(osl_Pos_Absolut, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.read(buffer_read, 10, nCount_read);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for write function: read whole content in the file to a buffer. Note, buffer size can not smaller than the read size",
+                                     sal_uInt64(10), nFilePointer);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for write function: read whole content in the file to a buffer. Note, buffer size can not smaller than the read size",
+                                    0, strncmp(buffer_read, pBuffer_Char, 10));
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for write function: read whole content in the file to a buffer. Note, buffer size can not smaller than the read size",
+                                    sal_uInt64(10), nCount_write);
+        }
+
+        CPPUNIT_TEST_SUITE(write);
+            CPPUNIT_TEST(write_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC readLine(::ByteSequence& aSeq)
+
+    class readLine : public CppUnit::TestFixture
+    {
+        rtl::ByteSequence aSequence;
+
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpname.
+            createTestFile(aTmpName6);
+
+            // write some strings into the file.
+            File testFile(aTmpName6);
+            char ppStrSeq[3][27]  =  { "abcde\n",
+                                        "1234567890\n",
+                                        "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+                                      };
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            sal_uInt64 nCount_write = 0;
+            for (int nCount = 0; nCount < 3; nCount++)
+            {
+                nError1 = testFile.write(ppStrSeq[nCount], strlen(ppStrSeq[nCount]), nCount_write);
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            }
+
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+
+        void readLine_001()
+        {
+            File testFile(aTmpName6);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.readLine(aSequence);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for readLine function: read the first line of the file.",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for readLine function: read the first line of the file.",
+                                    0, strncmp(reinterpret_cast<char *>(aSequence.getArray()), pBuffer_Char, 5));
+        }
+
+        void readLine_002()
+        {
+            File testFile(aTmpName6);
+            sal_Bool bEOF  = false;
+            sal_Bool *pEOF = &bEOF;
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Read | osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            for (int nCount = 0; nCount < 3; nCount++)
+            {
+                nError1 = testFile.readLine(aSequence);
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            }
+            nError1 = testFile.isEndOfFile(pEOF);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_MESSAGE("test for readLine function: read three lines of the file and check the file pointer moving.",
+                                     *pEOF);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for readLine function: read three lines of the file and check the file pointer moving.",
+                                    0, strncmp(reinterpret_cast<char *>(aSequence.getArray()), &pBuffer_Char[26], 26));
+        }
+        CPPUNIT_TEST_SUITE(readLine);
+            CPPUNIT_TEST(readLine_001);
+            CPPUNIT_TEST(readLine_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC copy(const OUString& ustrSourceFileURL, const OUString& ustrDestFileURL)
+
+    class copy : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void copy_001()
+        {
+            File    testFile(aTmpName6);
+
+            // copy $TEMP/tmpdir/tmpname to $TEMP/tmpname.
+            auto nError1 = File::copy(aTmpName4, aTmpName6);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // check
+            nError1 = testFile.open(osl_File_OpenFlag_Create);
+            deleteTestFile(aTmpName6);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for copy function: copy file to upper directory",
+                                     osl::FileBase::E_EXIST, nError1);
+        }
+
+        void copy_002()
+        {
+            // copy $TEMP/tmpdir/tmpname to $TEMP/tmpdir.
+            auto nError1 = File::copy(aTmpName4, aTmpName3);
+
+            CPPUNIT_ASSERT_MESSAGE("test for copy function: use directory as destination",
+                                     (osl::FileBase::E_ISDIR == nError1) ||(osl::FileBase::E_ACCES == nError1));
+        }
+
+        void copy_003()
+        {
+#if 0
+            // copy $TEMP/tmpdir/tmpname to $ROOT/tmpname.
+            auto nError1 = File::copy(aTmpName4, aTmpName7);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for copy function: copy to an illegal place",
+                                     osl::FileBase::E_ACCES, nError1);
+#endif
+        }
+
+        void copy_004()
+        {
+            // copy $TEMP/tmpname to $TEMP/tmpdir/tmpname.
+            auto nError1 = File::copy(aTmpName6, aTmpName4);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for copy function: copy a not exist file",
+                                     osl::FileBase::E_NOENT, nError1);
+        }
+
+        void copy_005()
+        {
+            // copy $TEMP/tmpname to $TEMP/system.path using system path.
+            auto nError1 = File::copy(aTmpName6, aSysPath1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for copy function: copy a file using system file path",
+                                     osl::FileBase::E_INVAL, nError1);
+        }
+
+        void copy_006()
+        {
+            createTestFile(aTmpName6);
+            File tmpFile(aTmpName6);
+            tmpFile.open(osl_File_OpenFlag_Write | osl_File_OpenFlag_Read);
+            tmpFile.setSize(200);
+            tmpFile.close();
+            // copy to new path
+            auto nError1 = File::copy(aTmpName6, aTmpName4);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // check if is the new file
+            File newFile(aTmpName4);
+            newFile.open(osl_File_OpenFlag_Write | osl_File_OpenFlag_Read);
+            nError1 = newFile.setPos(osl_Pos_End, 0);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            sal_uInt64 nFilePointer;
+            nError1 = newFile.getPos(nFilePointer);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            newFile.close();
+            deleteTestFile(aTmpName6);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for copy function: the dest file exist",
+                        static_cast<sal_uInt64>(200), nFilePointer);
+        }
+
+        CPPUNIT_TEST_SUITE(copy);
+            CPPUNIT_TEST(copy_001);
+            CPPUNIT_TEST(copy_002);
+            CPPUNIT_TEST(copy_003);
+            CPPUNIT_TEST(copy_004);
+            CPPUNIT_TEST(copy_005);
+            CPPUNIT_TEST(copy_006);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC move(const OUString& ustrSourceFileURL, const OUString& ustrDestFileURL)
+
+    class move : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void move_001()
+        {
+            // rename $TEMP/tmpdir/tmpname to $TEMP/canonical.name.
+            auto nError1 = File::move(aTmpName4, aCanURL1);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // check
+            File  testFile(aCanURL1);
+            auto nError2 = testFile.open(osl_File_OpenFlag_Create);
+            deleteTestFile(aCanURL1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: rename file to another directory",
+                                     osl::FileBase::E_EXIST, nError2);
+        }
+
+        void move_002()
+        {
+#ifdef _WIN32
+            // move $TEMP/tmpdir/tmpname to $TEMP/tmpdir.
+            auto nError1 = File::move(aTmpName4, aTmpName3);
+            // returned osl::FileBase::E_ACCES on WNT
+            CPPUNIT_ASSERT_MESSAGE("test for move function: use directory as destination",
+                 (osl::FileBase::E_ACCES == nError1 || osl::FileBase::E_ISDIR == nError1) ||(osl::FileBase::E_EXIST == nError1));
+#endif
+        }
+
+        void move_003()
+        {
+#if 0
+            // move $TEMP/tmpdir/tmpname to $ROOT/tmpname.
+            auto nError1 = File::move(aTmpName4, aTmpName7);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: move to an illegal place",
+                                     osl::FileBase::E_ACCES, nError1);
+#endif
+        }
+
+        void move_004()
+        {
+            // move $TEMP/tmpname to $TEMP/tmpdir/tmpname.
+            auto nError1 = File::move(aTmpName6, aTmpName4);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: move a not exist file",
+                                     osl::FileBase::E_NOENT, nError1);
+        }
+
+        void move_005()
+        {
+            // move $TEMP/tmpname to $TEMP/system.path using system path.
+            auto nError1 = File::move(aTmpName6, aSysPath1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: move a file using system file",
+                                     osl::FileBase::E_INVAL, nError1);
+        }
+
+        void move_006()
+        {
+            // move directory $TEMP/tmpname to $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName6);
+            auto nError1 = File::move(aTmpName6, aTmpName4);
+            // move file $TEMP/tmpdir/tmpname to $TEMP/tmpname
+            auto nError2 = File::move(aTmpName4, aTmpName6);
+            deleteTestDirectory(aTmpName6);
+#if defined(_WIN32)
+            deleteTestDirectory(aTmpName4);// in Windows, it can be moved!!!!! this is only for not influence the following test.
+            deleteTestFile(aTmpName6);
+            nError1 = osl::FileBase::E_NOTDIR;
+            nError2 = osl::FileBase::E_ISDIR;
+#endif
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: move a directory to an exist file with same name, did not pass in (W32)",
+                                     osl::FileBase::E_NOTDIR, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: move a directory to an exist file with same name, did not pass in (W32)",
+                                     osl::FileBase::E_ISDIR, nError2);
+        }
+
+        void move_007()
+        {
+            // create directory $TEMP/tmpname.
+            createTestDirectory(aTmpName6);
+            // move directory $TEMP/tmpdir to $TEMP/tmpname/tmpdir
+            auto nError1 = File::move(aTmpName3, aTmpName8);
+            // check
+            auto nError2 = Directory::create(aTmpName8);
+            File::move(aTmpName8, aTmpName3);
+            deleteTestDirectory(aTmpName6);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: move a directory to an exist file with same name",
+                                     osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for move function: move a directory to an exist file with same name",
+                                    osl::FileBase::E_EXIST, nError2);
+        }
+
+        // bugid# 115420, after the bug fix, add the case
+        CPPUNIT_TEST_SUITE(move);
+            CPPUNIT_TEST(move_001);
+            CPPUNIT_TEST(move_002);
+            CPPUNIT_TEST(move_003);
+            CPPUNIT_TEST(move_004);
+            CPPUNIT_TEST(move_005);
+            CPPUNIT_TEST(move_006);
+            CPPUNIT_TEST(move_007);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC remove(const OUString& ustrFileURL)
+
+    class remove : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+
+            // write chars into the file.
+            File testFile(aTmpName4);
+
+            auto nError1 = testFile.open(osl_File_OpenFlag_Write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            sal_uInt64 nCount_write = 0;
+            nError1 = testFile.write(pBuffer_Char, sizeof(pBuffer_Char), nCount_write);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            nError1 = testFile.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void remove_001()
+        {
+            // remove $TEMP/tmpdir/tmpname.
+            auto nError1 = File::remove(aTmpName4);
+            // check
+            File    testFile(aTmpName4);
+            auto nError2 = testFile.open(osl_File_OpenFlag_Create);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for remove function: remove a file",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_MESSAGE("test for remove function: remove a file",
+                                     (osl::FileBase::E_EXIST != nError2));
+        }
+
+        void remove_002()
+        {
+            // remove $TEMP/tmpname.
+            auto nError1 = File::remove(aTmpName6);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for remove function: remove a file not exist",
+                                    osl::FileBase::E_NOENT, nError1);
+        }
+
+        void remove_003()
+        {
+            // remove $TEMP/system/path.
+            auto nError1 = File::remove(aSysPath2);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for remove function: removing a file not using full qualified URL",
+                                    osl::FileBase::E_INVAL, nError1);
+        }
+
+        void remove_004()
+        {
+            // remove $TEMP/tmpdir.
+            auto nError1 = File::remove(aTmpName3);
+
+            CPPUNIT_ASSERT_MESSAGE("test for remove function: remove a directory",
+                                    (osl::FileBase::E_ISDIR == nError1) || (osl::FileBase::E_ACCES == nError1));
+        }
+
+        CPPUNIT_TEST_SUITE(remove);
+            CPPUNIT_TEST(remove_001);
+            CPPUNIT_TEST(remove_002);
+            CPPUNIT_TEST(remove_003);
+            CPPUNIT_TEST(remove_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC setAttributes(const OUString& ustrFileURL, sal_uInt64 uAttributes)
+
+    class setAttributes : public CppUnit::TestFixture
+    {
+    private:
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestFile(aTmpName6);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+
+        void setAttributes_001()
+        {
+        // on windows, only can set 2 attributes: osl_File_Attribute_ReadOnly,  osl_File_Attribute_Hidden
+#ifdef UNX
+            // set the file to readonly
+            auto nError2 = File::setAttributes(aTmpName6, osl_File_Attribute_ReadOnly | osl_File_Attribute_GrpRead | osl_File_Attribute_OwnRead | osl_File_Attribute_OthRead);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // get the file attributes
+            FileStatus   rFileStatus(osl_FileStatus_Mask_Attributes);
+            nError1 = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            if (geteuid() == 0) // as root, access(W_OK) may be true despite mode
+            {
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("test for setAttributes function: set file attributes and get it to verify.",
+                                    static_cast<sal_uInt64>(osl_File_Attribute_GrpRead | osl_File_Attribute_OwnRead | osl_File_Attribute_OthRead),
+                                    rFileStatus.getAttributes());
+            }
+            else
+            {
+                CPPUNIT_ASSERT_EQUAL_MESSAGE("test for setAttributes function: set file attributes and get it to verify.",
+                                    static_cast<sal_uInt64>(osl_File_Attribute_ReadOnly | osl_File_Attribute_GrpRead | osl_File_Attribute_OwnRead | osl_File_Attribute_OthRead),
+                                    rFileStatus.getAttributes());
+            }
+#else
+            // please see GetFileAttributes
+            auto nError2 = File::setAttributes(aTmpName6, osl_File_Attribute_ReadOnly);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // get the file attributes
+            FileStatus   rFileStatus(osl_FileStatus_Mask_Attributes);
+            nError1 = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // here the file has 2 Attributes: FILE_ATTRIBUTE_READONLY and FILE_ATTRIBUTE_NORMAL,
+            // but FILE_ATTRIBUTE_NORMAL is valid only if used alone, so this is maybe a bug
+            /*OString aString = OUStringToOString(aTmpName6, RTL_TEXTENCODING_ASCII_US);
+            DWORD dwFileAttributes = GetFileAttributes(aString.getStr());
+            if (dwFileAttributes & FILE_ATTRIBUTE_NORMAL)
+                printf("has normal attribute");
+            if (dwFileAttributes & FILE_ATTRIBUTE_READONLY)
+                printf("has readonly attribute");
+            */
+            CPPUNIT_ASSERT_MESSAGE("test for setAttributes function: set file attributes READONLY and get it to verify.",
+                                    (osl_File_Attribute_ReadOnly & rFileStatus.getAttributes()) != 0);
+#endif
+    }
+        void setAttributes_002()
+        {
+        // on UNX, can not set hidden attribute to file, rename file can set the attribute
+#ifdef _WIN32
+            // set the file to hidden
+            auto nError2 = File::setAttributes(aTmpName6, osl_File_Attribute_Hidden);
+
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // get the file attributes
+            FileStatus rFileStatus(osl_FileStatus_Mask_Attributes);
+            nError1 = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_MESSAGE("test for setAttributes function: set file attributes and get it to verify.",
+                                    (osl_File_Attribute_Hidden & rFileStatus.getAttributes()) != 0);
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE(setAttributes);
+            CPPUNIT_TEST(setAttributes_001);
+            CPPUNIT_TEST(setAttributes_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC setTime(
+    //         const OUString& ustrFileURL,
+    //         const TimeValue& rCreationTime,
+    //         const TimeValue& rLastAccessTime,
+    //         const TimeValue& rLastWriteTime)
+
+    class setTime : public CppUnit::TestFixture
+    {
+    private:
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestFile(aTmpName6);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+
+        void setTime_001()
+        {
+            TimeValue *pTV_current  = nullptr;
+            CPPUNIT_ASSERT((pTV_current = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+            TimeValue *pTV_creation = nullptr;
+            CPPUNIT_ASSERT((pTV_creation = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+            TimeValue *pTV_access   = nullptr;
+            CPPUNIT_ASSERT((pTV_access = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+            TimeValue *pTV_modify   = nullptr;
+            CPPUNIT_ASSERT((pTV_modify = static_cast<TimeValue*>(malloc(sizeof(TimeValue)))) != nullptr);
+
+            // get current time
+            bool bOk = osl_getSystemTime(pTV_current);
+            CPPUNIT_ASSERT(bOk);
+
+            // set the file time
+            auto nError2 = File::setTime(aTmpName6, *pTV_current, *pTV_current, *pTV_current);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(errorToStr(nError2).getStr(), osl::FileBase::E_None, nError2);
+
+             // get the file access time, creation time, modify time
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(errorToStr(nError1).getStr(), osl::FileBase::E_None, nError1);
+
+            FileStatus   rFileStatus(osl_FileStatus_Mask_AccessTime);
+            nError1 = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(errorToStr(nError1).getStr(), osl::FileBase::E_None, nError1);
+            *pTV_access = rFileStatus.getAccessTime();
+
+            FileStatus   rFileStatus1(osl_FileStatus_Mask_CreationTime);
+            nError1 = rItem.getFileStatus(rFileStatus1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(errorToStr(nError1).getStr(), osl::FileBase::E_None, nError1);
+            *pTV_creation = rFileStatus1.getCreationTime();
+
+            FileStatus   rFileStatus2(osl_FileStatus_Mask_ModifyTime);
+            nError1 = rItem.getFileStatus(rFileStatus2);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(errorToStr(nError1).getStr(), osl::FileBase::E_None, nError1);
+            *pTV_modify = rFileStatus2.getModifyTime();
+
+            CPPUNIT_ASSERT_MESSAGE("test for setTime function: set access time then get it. time precision is still a problem for it cut off the nanosec.",
+                t_compareTime(pTV_access, pTV_current, delta));
+#if defined(_WIN32)
+            // Unfortunately there is no way to get the creation time of a file under Unix (it's a Windows only feature).
+            // That means the flag osl_FileStatus_Mask_CreationTime should be deprecated under Unix.
+            CPPUNIT_ASSERT_MESSAGE("test for setTime function: set creation time then get it. ",
+                t_compareTime(pTV_creation, pTV_current, delta));
+#endif
+            CPPUNIT_ASSERT_MESSAGE("test for setTime function: set modify time then get it. ",
+                t_compareTime(pTV_modify, pTV_current, delta));
+            free(pTV_current);
+            free(pTV_creation);
+            free(pTV_access);
+            free(pTV_modify);
+        }
+
+        CPPUNIT_TEST_SUITE(setTime);
+            CPPUNIT_TEST(setTime_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC sync()
+
+    class sync : public CppUnit::TestFixture
+    {
+    private:
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestFile(aTmpName6);
+
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+        // test case: if The file is located on a read only file system.
+        void sync_001()
+        {
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            File tmp_file(aTmpName6);
+            osl::FileBase::RC err = tmp_file.open(osl_File_OpenFlag_Write);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("File open failed", osl::FileBase::E_None, err);
+
+            char buffer[50000];
+            sal_uInt64 written = 0;
+            nError1 = tmp_file.write(static_cast<void*>(buffer), sizeof(buffer), written);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("write failed!", osl::FileBase::E_None, nError1);
+
+            // set the file to readonly
+            auto nError2 = File::setAttributes(aTmpName6, osl_File_Attribute_ReadOnly | osl_File_Attribute_GrpRead | osl_File_Attribute_OwnRead | osl_File_Attribute_OthRead);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+
+            nError2 = tmp_file.sync();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("can not sync to readonly file!", osl::FileBase::E_None, nError2);
+
+            tmp_file.close();
+        }
+      // test case:no enough space, how to create such case???see test_cpy_wrt_file.cxx::test_osl_writeFile
+
+        CPPUNIT_TEST_SUITE(sync);
+            CPPUNIT_TEST(sync_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::ctors, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::open, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::close, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::setPos, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::getPos, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::isEndOfFile, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::setSize, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::read, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::write, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::readLine, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::copy, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::move, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::remove, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::setAttributes, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::setTime, "osl_File");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_File::sync, "osl_File");
+
+    CPPUNIT_REGISTRY_ADD_TO_DEFAULT("osl_File");
+}
+
+// Beginning of the test cases for DirectoryItem class
+
+namespace osl_DirectoryItem
+{
+    //  testing the method
+    //  DirectoryItem(): _pData(NULL)
+
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpname.
+            createTestFile(aTmpName6);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+        void ctors_001()
+        {
+            File testFile(aTmpName6);
+            DirectoryItem rItem;  // constructor
+
+             // get the DirectoryItem.
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: initialize a new instance of DirectoryItem and get an item to check.",
+                                      osl::FileBase::E_None, nError1);
+        }
+
+        CPPUNIT_TEST_SUITE(ctors);
+            CPPUNIT_TEST(ctors_001);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  DirectoryItem(const DirectoryItem& rItem): _pData(rItem._pData)
+
+    class copy_assin_Ctors : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpname.
+            createTestFile(aTmpName6);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+
+        void copy_assin_Ctors_001()
+        {
+            DirectoryItem rItem;  // constructor
+             // get the DirectoryItem.
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            DirectoryItem copyItem(rItem); // copy constructor
+            FileStatus rFileStatus(osl_FileStatus_Mask_FileName);
+            nError1 = copyItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_MESSAGE("test for copy_assin_Ctors function: use copy constructor to get an item and check filename.",
+                                    compareFileName(rFileStatus.getFileName(), aTmpName2));
+        }
+
+        void copy_assin_Ctors_002()
+        {
+            DirectoryItem rItem;  // constructor
+             // get the DirectoryItem.
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            DirectoryItem copyItem;
+            copyItem = rItem;               // assignment operator
+            FileStatus rFileStatus(osl_FileStatus_Mask_FileName);
+            nError1 = copyItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_MESSAGE("test for copy_assin_Ctors function: test assignment operator here since it is same as copy constructor in test way.",
+                                    compareFileName(rFileStatus.getFileName(), aTmpName2));
+        }
+
+        CPPUNIT_TEST_SUITE(copy_assin_Ctors);
+            CPPUNIT_TEST(copy_assin_Ctors_001);
+            CPPUNIT_TEST(copy_assin_Ctors_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline sal_Bool is()
+
+    class is : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpname.
+            createTestFile(aTmpName6);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+        void is_001()
+        {
+            DirectoryItem rItem;  // constructor
+
+            CPPUNIT_ASSERT_MESSAGE("test for is function: use an uninitialized instance.",
+                                    !rItem.is());
+        }
+
+        void is_002()
+        {
+            DirectoryItem    rItem;  // constructor
+             // get the DirectoryItem.
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_MESSAGE("test for is function: use an uninitialized instance.",
+                                    rItem.is());
+        }
+
+        CPPUNIT_TEST_SUITE(is);
+            CPPUNIT_TEST(is_001);
+            CPPUNIT_TEST(is_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  static inline RC get(const OUString& ustrFileURL, DirectoryItem& rItem)
+
+    class get : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpname.
+            createTestFile(aTmpName6);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpname.
+            deleteTestFile(aTmpName6);
+        }
+
+
+        void get_001()
+        {
+            DirectoryItem rItem;
+            auto nError2 = DirectoryItem::get(aTmpName6, rItem);
+
+            // check the file name
+            FileStatus   rFileStatus(osl_FileStatus_Mask_FileName);
+            auto nError1 = rItem.getFileStatus(rFileStatus);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for get function: use copy constructor to get an item and check filename.",
+                                    osl::FileBase::E_None, nError2);
+            CPPUNIT_ASSERT_MESSAGE("test for get function: use copy constructor to get an item and check filename.",
+                                    compareFileName(rFileStatus.getFileName(), aTmpName2));
+        }
+
+        void get_002()
+        {
+            DirectoryItem rItem;
+            auto nError1 = DirectoryItem::get(aSysPath1, rItem);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for get function: use a system name instead of a URL.",
+                                    osl::FileBase::E_INVAL, nError1);
+        }
+
+        void get_003()
+        {
+            DirectoryItem rItem;
+
+            auto nError1 = DirectoryItem::get(aTmpName3, rItem);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for get function: use a non existed file URL.",
+                                    osl::FileBase::E_NOENT, nError1);
+        }
+
+        CPPUNIT_TEST_SUITE(get);
+            CPPUNIT_TEST(get_001);
+            CPPUNIT_TEST(get_002);
+            CPPUNIT_TEST(get_003);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC getFileStatus(FileStatus& rStatus)
+
+    class getFileStatus : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void getFileStatus_001()
+        {
+            DirectoryItem rItem;
+             // get the DirectoryItem.
+            auto nError1 = DirectoryItem::get(aTmpName4, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // check the file name
+            FileStatus rFileStatus(osl_FileStatus_Mask_FileName);
+            auto nError2 = rItem.getFileStatus(rFileStatus);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getFileStatus function: get file status and check filename",
+                                    osl::FileBase::E_None, nError2);
+            CPPUNIT_ASSERT_MESSAGE("test for getFileStatus function: get file status and check filename",
+                                    compareFileName(rFileStatus.getFileName(), aTmpName2));
+        }
+
+        void getFileStatus_002()
+        {
+            DirectoryItem rItem;  // constructor
+             // get the DirectoryItem.
+            auto nError1 = DirectoryItem::get(aTmpName6, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_NOENT, nError1);
+
+            // check the file name
+            FileStatus rFileStatus(osl_FileStatus_Mask_FileName);
+            auto nError2 = rItem.getFileStatus(rFileStatus);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getFileStatus function: file not existed",
+                                    osl::FileBase::E_INVAL, nError2);
+        }
+
+        void getFileStatus_003()
+        {
+            DirectoryItem    rItem;  // constructor
+             // get the DirectoryItem.
+            auto nError1 = DirectoryItem::get(aTmpName3, rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // check the file name
+            FileStatus rFileStatus(osl_FileStatus_Mask_FileName);
+            auto nError2 = rItem.getFileStatus(rFileStatus);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getFileStatus function: get directory information",
+                                    osl::FileBase::E_None, nError2);
+            CPPUNIT_ASSERT_MESSAGE("test for getFileStatus function: get directory information",
+                                    compareFileName(rFileStatus.getFileName(), aTmpName1));
+        }
+
+        CPPUNIT_TEST_SUITE(getFileStatus);
+            CPPUNIT_TEST(getFileStatus_001);
+            CPPUNIT_TEST(getFileStatus_002);
+            CPPUNIT_TEST(getFileStatus_003);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_DirectoryItem::ctors, "osl_DirectoryItem");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_DirectoryItem::copy_assin_Ctors, "osl_DirectoryItem");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_DirectoryItem::is, "osl_DirectoryItem");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_DirectoryItem::get, "osl_DirectoryItem");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_DirectoryItem::getFileStatus, "osl_DirectoryItem");
+
+    CPPUNIT_REGISTRY_ADD_TO_DEFAULT("osl_DirectoryItem");
+}
+
+// Beginning of the test cases for Directory class
+
+namespace osl_Directory
+{
+    //  testing the method
+    //  Directory(const OUString& strPath): _pData(0), _aPath(strPath)
+
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+            // LLA: t_print("tearDown done.\n");
+        }
+
+
+        void ctors_001()
+        {
+            Directory testDirectory(aTmpName3); // constructor
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // close a directory
+            auto nError2 = testDirectory.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: create an instance and check open and close",
+                                     osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: create an instance and check open and close",
+                                    osl::FileBase::E_None, nError2);
+        }
+
+        void ctors_002()
+        {
+            Directory testDirectory(aTmpName9); // constructor
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // close a directory
+            auto nError2 = testDirectory.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: relative URL, :-), it is also worked",
+                                     osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for ctors function: relative URL, :-), it is also worked",
+                                    osl::FileBase::E_None, nError2);
+        }
+
+        CPPUNIT_TEST_SUITE(ctors);
+            CPPUNIT_TEST(ctors_001);
+            CPPUNIT_TEST(ctors_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC open()
+
+    class open : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void open_001()
+        {
+            Directory testDirectory(aTmpName3);
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            // check if directory is opened.
+            bool bOk = testDirectory.isOpen();
+            // close a directory
+            auto nError2 = testDirectory.close();
+
+            CPPUNIT_ASSERT_MESSAGE("test for open function: open a directory and check for open",
+                                    bOk);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: open a directory and check for open",
+                                     osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: open a directory and check for open",
+                                    osl::FileBase::E_None, nError2);
+        }
+
+        void open_002()
+        {
+            Directory testDirectory(aTmpName6);
+
+            auto nError1 = testDirectory.open();
+            if (nError1 == osl::FileBase::E_None)
+            {
+                auto nError2 = testDirectory.close();
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            }
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: open a file that is not existed",
+                                     osl::FileBase::E_NOENT, nError1);
+        }
+
+        void open_003()
+        {
+            Directory testDirectory(aUserDirectorySys);
+
+            auto nError1 = testDirectory.open();
+            if (nError1 == osl::FileBase::E_None)
+            {
+                auto nError2 = testDirectory.close();
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            }
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for open function: using system path",
+                                     osl::FileBase::E_INVAL, nError1);
+        }
+
+        void open_004()
+        {
+            Directory testDirectory(aTmpName4);
+
+            auto nError1 = testDirectory.open();
+            if (nError1 == osl::FileBase::E_None)
+            {
+                auto nError2 = testDirectory.close();
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            }
+
+            CPPUNIT_ASSERT_MESSAGE("test for open function: open a file instead of a directory",
+                                     (osl::FileBase::E_NOTDIR == nError1) || (osl::FileBase::E_ACCES == nError1));
+        }
+
+        CPPUNIT_TEST_SUITE(open);
+            CPPUNIT_TEST(open_001);
+            CPPUNIT_TEST(open_002);
+            CPPUNIT_TEST(open_003);
+            CPPUNIT_TEST(open_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline sal_Bool isOpen() { return _pData != NULL; };
+
+    class isOpen : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempfile in $TEMP/tmpdir/tmpname.
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+        }
+
+        void tearDown() override
+        {
+            // remove the tempfile in $TEMP/tmpdir/tmpname.
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void isOpen_001()
+        {
+            Directory testDirectory(aTmpName3); // constructor
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // check if directory is opened.
+            bool bOk = testDirectory.isOpen();
+            // close a directory
+            auto nError2 = testDirectory.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            CPPUNIT_ASSERT_MESSAGE("test for isOpen function: open a directory and check for open",
+                                    bOk);
+        }
+
+        void isOpen_002()
+        {
+            Directory testDirectory(aTmpName3); // constructor
+
+            // check if directory is opened.
+            bool bOk = testDirectory.isOpen();
+
+            CPPUNIT_ASSERT_MESSAGE("test for isOpen function: do not open a directory and check for open",
+                                    !bOk);
+        }
+
+        CPPUNIT_TEST_SUITE(isOpen);
+            CPPUNIT_TEST(isOpen_001);
+            CPPUNIT_TEST(isOpen_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC close()
+
+    class close : public CppUnit::TestFixture
+    {
+    public:
+        void setUp() override
+        {
+            // create a tempdirectory : $TEMP/tmpdir.
+            createTestDirectory(aTmpName3);
+        }
+
+        void tearDown() override
+        {
+            // remove a tempdirectory : $TEMP/tmpdir.
+            deleteTestDirectory(aTmpName3);
+        }
+
+        void close_001()
+        {
+            Directory testDirectory(aTmpName3);
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // close a directory
+            auto nError2 = testDirectory.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            // check if directory is opened.
+            bool bOk = testDirectory.isOpen();
+
+            CPPUNIT_ASSERT_MESSAGE("test for isOpen function: close a directory and check for open",
+                                    !bOk);
+        }
+
+        void close_002()
+        {
+            Directory testDirectory(aTmpName3);
+
+            // close a directory
+            auto nError1 = testDirectory.close();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for isOpen function: close a not opened directory",
+                                    osl::FileBase::E_BADF, nError1);
+        }
+
+        CPPUNIT_TEST_SUITE(close);
+            CPPUNIT_TEST(close_001);
+            CPPUNIT_TEST(close_002);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC reset()
+
+    class reset : public CppUnit::TestFixture
+    {
+    private:
+        DirectoryItem    rItem;
+
+    public:
+        void setUp() override
+        {
+            // create a tempdirectory : $TEMP/tmpdir.
+            createTestDirectory(aTmpName3);
+            // create three files : $TEMP/tmpdir/tmpname, $TEMP/tmpdir/tmpdir, $TEMP/tmpdir/hiddenfile,
+            createTestFile(aTmpName3, aTmpName2);
+            createTestFile(aTmpName3, aTmpName1);
+            createTestFile(aTmpName3, aHidURL1);
+        }
+
+        void tearDown() override
+        {
+            // remove three files : $TEMP/tmpdir/tmpname, $TEMP/tmpdir/tmpdir, $TEMP/tmpdir/hiddenfile,
+            deleteTestFile(aTmpName3, aHidURL1);
+            deleteTestFile(aTmpName3, aTmpName1);
+            deleteTestFile(aTmpName3, aTmpName2);
+            // remove a tempdirectory : $TEMP/tmpdir.
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void reset_001()
+        {
+            Directory testDirectory(aTmpName3); // constructor
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // get first Item
+            nError1 = testDirectory.getNextItem(rItem, 1);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // check the file name of first Item
+            FileStatus   rFileStatusFirst(osl_FileStatus_Mask_FileName);
+            nError1 = rItem.getFileStatus(rFileStatusFirst);
+
+            // get second Item
+            // mindy: nError1 = testDirectory.getNextItem(rItem, 0);
+            // mindy: CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // reset enumeration
+            auto nError2 = testDirectory.reset();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError2);
+            // get reset Item, if reset does not work, getNextItem() should return the second Item (aTmpName1)
+            nError1 = testDirectory.getNextItem(rItem);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // check the file name again
+            FileStatus   rFileStatus(osl_FileStatus_Mask_FileName);
+            nError1 = rItem.getFileStatus(rFileStatus);
+            // close a directory
+            nError1 = testDirectory.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            bool bOK1,bOK2,bOK3;
+            bOK1 = compareFileName(rFileStatus.getFileName(), aTmpName2);
+            bOK2 = compareFileName(rFileStatus.getFileName(), aHidURL1);
+            bOK3 = compareFileName(rFileStatus.getFileName(), rFileStatusFirst.getFileName());
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for reset function: get two directory item, reset it, then get again, check the filename",
+                                    osl::FileBase::E_None, nError2);
+            CPPUNIT_ASSERT_MESSAGE("test for reset function: get two directory item, reset it, then get again, check the filename",
+                                    (bOK1 || bOK2 || bOK3));
+        }
+
+        void reset_002()
+        {
+            Directory testDirectory(aTmpName6); // constructor
+
+            // close a directory
+            auto nError1 = testDirectory.reset();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for reset function: reset a non existed directory",
+                                    osl::FileBase::E_NOENT, nError1);
+        }
+
+        void reset_003()
+        {
+            Directory testDirectory(aTmpName4); // constructor
+
+            // close a directory
+            auto nError1 = testDirectory.reset();
+
+            CPPUNIT_ASSERT_MESSAGE("test for reset function: reset a file instead of a directory",
+                                    (osl::FileBase::E_NOTDIR == nError1) || (osl::FileBase::E_NOENT == nError1));
+        }
+
+        void reset_004()
+        {
+            Directory testDirectory(aUserDirectorySys); // constructor
+
+            // close a directory
+            auto nError1 = testDirectory.reset();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for reset function: use a system path",
+                                    osl::FileBase::E_INVAL, nError1);
+        }
+
+        CPPUNIT_TEST_SUITE(reset);
+            CPPUNIT_TEST(reset_001);
+            CPPUNIT_TEST(reset_002);
+            CPPUNIT_TEST(reset_003);
+            CPPUNIT_TEST(reset_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline RC getNextItem(DirectoryItem& rItem, sal_uInt32 nHint = 0)
+
+    class getNextItem : public CppUnit::TestFixture
+    {
+    private:
+        DirectoryItem rItem;
+
+    public:
+        void setUp() override
+        {
+            // create a tempdirectory : $TEMP/tmpdir.
+            createTestDirectory(aTmpName3);
+            // create three files : $TEMP/tmpdir/tmpname, $TEMP/tmpdir/tmpdir, $TEMP/tmpdir/hiddenfile,
+            createTestFile(aTmpName3, aTmpName2);
+            createTestFile(aTmpName3, aTmpName1);
+            createTestFile(aTmpName3, aHidURL1);
+
+        }
+
+        void tearDown() override
+        {
+            // remove three files : $TEMP/tmpdir/tmpname, $TEMP/tmpdir/tmpdir, $TEMP/tmpdir/hiddenfile,
+            deleteTestFile(aTmpName3, aHidURL1);
+            deleteTestFile(aTmpName3, aTmpName1);
+            deleteTestFile(aTmpName3, aTmpName2);
+            // remove a tempdirectory : $TEMP/tmpdir.
+            deleteTestDirectory(aTmpName3);
+        }
+
+
+        void getNextItem_001()
+        {
+            Directory testDirectory(aTmpName3); // constructor
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            // check the file name
+            bool bOk1 = false;
+            bool bOk2 = false;
+            bool bOk3 = false;
+            FileStatus rFileStatus(osl_FileStatus_Mask_FileName);
+
+            for (int nCount = 0; nCount < 3; nCount++)
+            {
+                // get three Items
+                nError1 = testDirectory.getNextItem(rItem, 2);
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+                nError1 = rItem.getFileStatus(rFileStatus);
+                CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+                // a special order is not guaranteed. So any file may occur on any time.
+                // But every file name should occur only once.
+                if (!bOk1 && compareFileName(rFileStatus.getFileName(), aTmpName1))
+                {
+                    bOk1 = true;
+                }
+
+                if (!bOk2 && compareFileName(rFileStatus.getFileName(), aTmpName2))
+                {
+                    bOk2 = true;
+                }
+
+                if (!bOk3 && compareFileName(rFileStatus.getFileName(), aHidURL1))
+                {
+                    bOk3 = true;
+                }
+            }
+
+            // close a directory
+            nError1 = testDirectory.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_MESSAGE("test for getNextItem function: retrieve three items and check their names.",
+                                    bOk1);
+            CPPUNIT_ASSERT_MESSAGE("test for getNextItem function: retrieve three items and check their names.",
+                                    bOk2);
+            CPPUNIT_ASSERT_MESSAGE("test for getNextItem function: retrieve three items and check their names.",
+                                    bOk3);
+        }
+
+        void getNextItem_002()
+        {
+            Directory testDirectory(aTmpName3); // constructor
+            auto nError1 = testDirectory.getNextItem(rItem);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getNextItem function: retrieve an item in a directory which is not opened, also test for nHint's default value.",
+                                    osl::FileBase::E_INVAL, nError1);
+        }
+
+        void getNextItem_003()
+        {
+            Directory testDirectory(aTmpName3); // constructor
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            osl::FileBase::RC nError2 = osl::FileBase::E_None;
+            for (int nCount = 0; nCount < 4; nCount++)
+            {
+                nError2 = testDirectory.getNextItem(rItem, 3);
+            }
+
+            // close a directory
+            nError1 = testDirectory.close();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getNextItem function: retrieve 4 times in a directory which contain only 3 files.",
+                                    osl::FileBase::E_NOENT, nError2);
+        }
+
+        void getNextItem_004()
+        {
+        // create a link file(can not on Windows), then check if getNextItem can get it.
+#ifdef UNX
+            bool bLnkOK = false;
+            bool bFoundOK = false;
+
+            OUString aUStr_LnkFileSys(aTempDirectorySys), aUStr_SrcFileSys(aTempDirectorySys);
+            aUStr_LnkFileSys += aSlashURL + "/tmpdir/link.file";
+            aUStr_SrcFileSys += aSlashURL + "/tmpdir/tmpname";
+
+            OString strLinkFileName, strSrcFileName;
+            strLinkFileName = OUStringToOString(aUStr_LnkFileSys, RTL_TEXTENCODING_ASCII_US);
+            strSrcFileName  = OUStringToOString(aUStr_SrcFileSys, RTL_TEXTENCODING_ASCII_US);
+
+            // create a link file and link it to file "/tmp/PID/tmpdir/tmpname"
+            sal_Int32 fd = symlink(strSrcFileName.getStr(), strLinkFileName.getStr());
+            CPPUNIT_ASSERT_EQUAL(static_cast<sal_Int32>(0), fd);
+            Directory testDirectory(aTmpName3);
+
+            // open a directory
+            auto nError1 = testDirectory.open();
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            OUString aFileName ("link.file");
+
+            while (true) {
+                nError1 = testDirectory.getNextItem(rItem, 4);
+                if (nError1 == osl::FileBase::E_None) {
+                    FileStatus   rFileStatus(osl_FileStatus_Mask_FileName | osl_FileStatus_Mask_Type);
+                    rItem.getFileStatus(rFileStatus);
+                    if (compareFileName(rFileStatus.getFileName(), aFileName))
+                    {
+                        bFoundOK = true;
+                        if (rFileStatus.getFileType() == FileStatus::Link)
+                        {
+                            bLnkOK = true;
+                            break;
+                        }
+                    }
+                }
+                else
+                    break;
+            }
+            fd = std::remove(strLinkFileName.getStr());
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("remove link file failed", static_cast<sal_Int32>(0), fd);
+            CPPUNIT_ASSERT_MESSAGE("test for getNextItem function: check if can retrieve the link file name",
+                                    bFoundOK);
+            CPPUNIT_ASSERT_MESSAGE("test for getNextItem function: check if link file has file type link",
+                                    bLnkOK);
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE(getNextItem);
+            CPPUNIT_TEST(getNextItem_001);
+            CPPUNIT_TEST(getNextItem_002);
+            CPPUNIT_TEST(getNextItem_003);
+            CPPUNIT_TEST(getNextItem_004);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC getVolumeInfo(const OUString& ustrDirectoryURL, VolumeInfo& rInfo)
+
+    class getVolumeInfo : public CppUnit::TestFixture
+    {
+    public:
+        void checkValidMask(osl::VolumeInfo const& _aVolumeInfo, sal_Int32 _nMask)
+        {
+            if (_nMask == osl_VolumeInfo_Mask_FileSystemName)
+            {
+                // get file system name
+                OUString aFileSysName = _aVolumeInfo.getFileSystemName();
+
+                bool bRes2 = compareFileName(aFileSysName, aNullURL);
+                CPPUNIT_ASSERT_MESSAGE("test for getVolumeInfo function: getVolumeInfo of root directory.",
+                                        !bRes2);
+            }
+
+            if (_nMask == osl_VolumeInfo_Mask_Attributes)
+            {
+                bool b1 = _aVolumeInfo.getRemoteFlag();
+                bool b2 = _aVolumeInfo.getRemoveableFlag();
+                bool b3 = _aVolumeInfo.getCompactDiscFlag();
+                bool b4 = _aVolumeInfo.getFloppyDiskFlag();
+                bool b5 = _aVolumeInfo.getFixedDiskFlag();
+                bool b6 = _aVolumeInfo.getRAMDiskFlag();
+
+                OString sAttr;
+                if (b1) sAttr =  "Remote"_ostr;
+                if (b2) sAttr += " Removeable";
+                if (b3) sAttr += " CDROM";
+                if (b4) sAttr += " Floppy";
+                if (b5) sAttr += " FixedDisk";
+                if (b6) sAttr += " RAMDisk";
+
+                printf("Attributes: %s\n", sAttr.getStr());
+            }
+            if (_nMask == osl_VolumeInfo_Mask_TotalSpace)
+            {
+                // within Linux, df / * 1024 bytes is the result
+                sal_uInt64 nSize = _aVolumeInfo.getTotalSpace();
+                printf("Total space: %" SAL_PRIuUINT64 "\n", nSize);
+            }
+            if (_nMask == osl_VolumeInfo_Mask_UsedSpace)
+            {
+                sal_uInt64 nSize = _aVolumeInfo.getUsedSpace();
+                printf(" Used space: %" SAL_PRIuUINT64 "\n", nSize);
+            }
+            if (_nMask == osl_VolumeInfo_Mask_FreeSpace)
+            {
+                sal_uInt64 nSize = _aVolumeInfo.getFreeSpace();
+                printf(" Free space: %" SAL_PRIuUINT64 "\n", nSize);
+            }
+            if (_nMask == osl_VolumeInfo_Mask_MaxNameLength)
+            {
+                sal_uInt32 nLength = _aVolumeInfo.getMaxNameLength();
+                printf("max name length: %" SAL_PRIuUINT32 "\n", nLength);
+            }
+            if (_nMask == osl_VolumeInfo_Mask_MaxPathLength)
+            {
+                sal_uInt32 nLength = _aVolumeInfo.getMaxPathLength();
+                printf("max path length: %" SAL_PRIuUINT32 "\n", nLength);
+            }
+            if (_nMask == osl_VolumeInfo_Mask_FileSystemCaseHandling)
+            {
+                bool bIsCase = _aVolumeInfo.isCaseSensitiveFileSystem();
+                printf("filesystem case sensitive: %s\n", bIsCase ? "yes" : "no");
+            }
+        }
+
+        void checkVolumeInfo(sal_Int32 _nMask)
+        {
+            VolumeInfo aVolumeInfo(_nMask);
+            // call getVolumeInfo here
+            auto nError1 = Directory::getVolumeInfo(aVolURL1, aVolumeInfo);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                "test for getVolumeInfo function: getVolumeInfo of root directory.",
+                osl::FileBase::E_None, nError1);
+            // LLA: IMHO it's not a bug, if VolumeInfo is not valid, it's a feature
+            // LLA: CPPUNIT_ASSERT_MESSAGE("mask is not valid", sal_True == aVolumeInfo.isValid(_nMask));
+            if (aVolumeInfo.isValid(_nMask))
+                checkValidMask(aVolumeInfo, _nMask);
+        }
+
+        void getVolumeInfo_001_1()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_FileSystemName;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_001_2()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_Attributes;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_001_3()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_TotalSpace;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_001_4()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_UsedSpace;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_001_5()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_FreeSpace;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_001_6()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_MaxNameLength;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_001_7()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_MaxPathLength;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_001_8()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_FileSystemCaseHandling;
+            checkVolumeInfo(mask);
+        }
+
+        void getVolumeInfo_002()
+        {
+            sal_Int32 mask = osl_VolumeInfo_Mask_FileSystemName;
+            VolumeInfo aVolumeInfo(mask);
+            // call getVolumeInfo here
+
+            OUString aRootSysURL;
+            auto nError1 = osl::File::getFileURLFromSystemPath(aRootSys, aRootSysURL);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("can't convert root path to file url", osl::FileBase::E_None, nError1);
+
+            nError1 = Directory::getVolumeInfo(aRootSys, aVolumeInfo);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getVolumeInfo function: use system path as parameter.",
+                                    osl::FileBase::E_INVAL, nError1);
+        }
+
+        void getVolumeInfo_003()
+        {
+// LLA: in Windows, it reply no error, it did not pass in (W32).
+#if defined(UNX) && !defined(IOS)
+            sal_Int32 mask = osl_VolumeInfo_Mask_FileSystemName;
+            VolumeInfo aVolumeInfo(mask);
+            // call getVolumeInfo here
+            auto nError1 = Directory::getVolumeInfo(aTmpName3, aVolumeInfo);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for getVolumeInfo function: non-existence test. ",
+                                    osl::FileBase::E_NOENT, nError1);
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE(getVolumeInfo);
+            CPPUNIT_TEST(getVolumeInfo_001_1);
+            CPPUNIT_TEST(getVolumeInfo_001_2);
+            CPPUNIT_TEST(getVolumeInfo_001_3);
+            CPPUNIT_TEST(getVolumeInfo_001_4);
+            CPPUNIT_TEST(getVolumeInfo_001_5);
+            CPPUNIT_TEST(getVolumeInfo_001_6);
+            CPPUNIT_TEST(getVolumeInfo_001_7);
+            CPPUNIT_TEST(getVolumeInfo_001_8);
+            CPPUNIT_TEST(getVolumeInfo_002);
+            CPPUNIT_TEST(getVolumeInfo_003);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC create(const OUString& ustrDirectoryURL)
+
+    class create : public CppUnit::TestFixture
+    {
+    public:
+        void create_001()
+        {
+            // create directory in $TEMP/tmpdir
+            auto nError1 = Directory::create(aTmpName3);
+            // check for existence
+            auto nError2 = Directory::create(aTmpName3);
+            // remove it
+            deleteTestDirectory(aTmpName3);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for create function: create a directory and check its existence.",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for create function: create a directory and check its existence.",
+                                    osl::FileBase::E_EXIST, nError2);
+        }
+
+        void create_002()
+        {
+#if !defined(_WIN32) && !defined(MACOSX) && defined(SAL_UNX)
+            if (geteuid() == 0) // don't test if building as root
+                return;
+
+            OUString aTmpDir;
+            auto nError1 = osl::FileBase::createTempFile(nullptr, nullptr, &aTmpDir);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("temp File creation failed", osl::FileBase::E_None, nError1);
+
+            nError1 = File::remove(aTmpDir);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("temp File removal failed", osl::FileBase::E_None, nError1);
+
+            nError1 = Directory::create(aTmpDir);
+            OString sError = "test for create function: create a directory '" +
+                OUStringToOString(aTmpDir, RTL_TEXTENCODING_ASCII_US) +
+                "' and check its existence.";
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(sError.getStr(), osl::FileBase::E_None, nError1);
+            osl_setFileAttributes(aTmpDir.pData, 0); // no access allowed now
+
+            // Shouldn't be possible now to create a dir underneath it
+            OUString aTmpSubLevel = aTmpDir + "/notallowedhere";
+            nError1 = Directory::create(aTmpSubLevel);
+
+            // allow removal
+            osl_setFileAttributes(aTmpDir.pData,
+                osl_File_Attribute_OwnRead |
+                osl_File_Attribute_OwnWrite |
+                osl_File_Attribute_OwnExe);
+            deleteTestDirectory(aTmpDir);
+            sError = "test for create function: create a directory under '" +
+                OUStringToOString(aTmpDir, RTL_TEXTENCODING_ASCII_US) +
+                "' for access test.";
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(sError.getStr(), osl::FileBase::E_ACCES, nError1);
+#endif
+        }
+
+        void create_003()
+        {
+            // create directory in /tmpname
+            auto nError1 = Directory::create(aSysPath1);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for create function: create a directory using system path.",
+                                    osl::FileBase::E_INVAL, nError1);
+        }
+
+        CPPUNIT_TEST_SUITE(create);
+            CPPUNIT_TEST(create_001);
+            CPPUNIT_TEST(create_002);
+            CPPUNIT_TEST(create_003);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    //  testing the method
+    //  inline static RC remove(const OUString& ustrDirectoryURL)
+
+    class remove : public CppUnit::TestFixture
+    {
+    public:
+        void remove_001()
+        {
+            // create directory in $TEMP/tmpdir
+            auto nError1 = Directory::create(aTmpName3);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // remove it
+            nError1 = Directory::remove(aTmpName3);
+            // check for existence
+            Directory rDirectory(aTmpName3);
+            auto nError2 = rDirectory.open();
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for remove function: remove a directory and check its existence.",
+                                    osl::FileBase::E_None, nError1);
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for remove function: remove a directory and check its existence.",
+                                    osl::FileBase::E_NOENT, nError2);
+        }
+
+        void remove_002()
+        {
+            // create directory in $TEMP/tmpdir
+            auto nError1 = Directory::create(aTmpName3);
+            CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, nError1);
+            // try to remove it by system path
+            nError1 = Directory::remove(aSysPath3);
+             // check for existence
+            Directory rDirectory(aTmpName3);
+            auto nError2 = rDirectory.open();
+
+            if (nError2 != osl::FileBase::E_NOENT)
+                Directory::remove(aTmpName3);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for remove function: remove a directory by its system path, and check its existence.",
+                                    osl::FileBase::E_INVAL, nError1);
+        }
+
+        void remove_003()
+        {
+            // try to remove a non-existed directory
+            auto nError1 = Directory::remove(aTmpName6);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE("test for remove function: try to remove a non-existed directory.",
+                                    osl::FileBase::E_NOENT, nError1);
+        }
+
+        void remove_004()
+        {
+            createTestFile(aTmpName6);
+            bool bExist = ifFileExist(aTmpName6);
+            // try to remove file.
+            auto nError1 = Directory::remove(aTmpName6);
+            deleteTestFile(aTmpName6);
+
+            CPPUNIT_ASSERT_MESSAGE("test for remove function: try to remove a file but not directory.",
+                                    bExist);
+            CPPUNIT_ASSERT_MESSAGE("test for remove function: try to remove a file but not directory.",
+                                    (osl::FileBase::E_NOTDIR == nError1) || (osl::FileBase::E_NOENT == nError1));
+        }
+
+        void remove_005()
+        {
+            createTestDirectory(aTmpName3);
+            createTestFile(aTmpName4);
+            auto nError1 = Directory::remove(aTmpName3);
+            deleteTestFile(aTmpName4);
+            deleteTestDirectory(aTmpName3);
+            OString sError = "test for remove function: try to remove a directory that is not empty." +
+                errorToStr(nError1);
+#if defined(__sun)
+            // on UNX, the implementation uses rmdir(), which EEXIST is thrown on Solaris when the directory is not empty, refer to: 'man -s 2 rmdir', while on linux, ENOTEMPTY is thrown.
+            // EEXIST The directory contains entries other than those for "." and "..".
+            printf("#Solaris test\n");
+            CPPUNIT_ASSERT_MESSAGE(sError.getStr(), (osl::FileBase::E_EXIST == nError1));
+#else
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(sError.getStr(), osl::FileBase::E_NOTEMPTY, nError1);
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE(remove);
+            CPPUNIT_TEST(remove_001);
+            CPPUNIT_TEST(remove_002);
+            CPPUNIT_TEST(remove_003);
+            CPPUNIT_TEST(remove_004);
+            CPPUNIT_TEST(remove_005);
+        CPPUNIT_TEST_SUITE_END();
+    };
+
+    // TEST Directory::createPath
+
+    #ifdef _WIN32
+    #   define PATH_BUFFER_SIZE MAX_PATH
+    #else
+    #   define PATH_BUFFER_SIZE PATH_MAX
+    #endif
+
+#define TEST_PATH_POSTFIX "hello/world"
+
+    static OUString const & get_test_path()
+    {
+        static OUString test_path = []()
+        {
+            OUString tmp;
+            osl::FileBase::RC rc = osl::FileBase::getTempDirURL(tmp);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE
+            (
+             "Getting the location of TMP dir failed",
+             osl::FileBase::E_None, rc
+          );
+
+            OUString system_path;
+            rc = osl::FileBase::getSystemPathFromFileURL(tmp, system_path);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE
+            (
+             "Cannot convert the TMP dir to system path",
+             osl::FileBase::E_None, rc
+          );
+
+            OString tmp_x(OUStringToOString(system_path, RTL_TEXTENCODING_UTF8));
+            if (tmp_x.lastIndexOf('/') != (tmp_x.getLength() - 1))
+                tmp_x += "/";
+
+#if !defined(_WIN32) && !defined(ANDROID)
+            // FIXME would be nice to create unique dir even on Windows
+            tmp_x += "XXXXXX";
+            char *out = mkdtemp(const_cast<char*>(tmp_x.getStr()));
+
+            CPPUNIT_ASSERT_MESSAGE
+            (
+             "mkdtemp call failed",
+             out != nullptr
+          );
+
+            tmp_x += "/";
+#endif
+            tmp_x += TEST_PATH_POSTFIX;
+
+            OUString tmpTestPath;
+            rc = osl::FileBase::getFileURLFromSystemPath(OStringToOUString(tmp_x, RTL_TEXTENCODING_UTF8), tmpTestPath);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE
+            (
+             "Cannot convert the system path back to a URL",
+             osl::FileBase::E_None, rc
+            );
+            return tmpTestPath;
+        }();
+        return test_path;
+    }
+
+    static void rm_test_path(const OUString& path)
+    {
+        sal_Unicode buffer[PATH_BUFFER_SIZE];
+        memcpy(buffer, path.getStr(), (path.getLength() + 1) * sizeof(sal_Unicode));
+
+        sal_Int32 i = rtl_ustr_lastIndexOfChar(buffer, '/');
+        if (i == path.getLength())
+            buffer[i] = 0;
+
+        Directory::remove(OUString(buffer));
+
+        i = rtl_ustr_lastIndexOfChar(buffer, '/');
+        assert(i != -1);
+        if (i != -1)
+        {
+            buffer[i] = 0;
+            Directory::remove(OUString(buffer));
+        }
+    }
+
+    namespace {
+
+    class DirCreatedObserver : public DirectoryCreationObserver
+    {
+    public:
+        DirCreatedObserver() : i(0) {}
+        virtual void DirectoryCreated(const OUString&) override { i++; };
+
+        int number_of_dirs_created() const { return i; }
+
+    private:
+        int i;
+    };
+
+    }
+
+    class createPath : public CppUnit::TestFixture
+    {
+    public:
+        createPath()
+        {}
+
+        void with_relative_path()
+        {
+            osl::FileBase::RC rc = Directory::createPath(TEST_PATH_POSTFIX);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE
+            (
+                "osl_createDirectoryPath contract broken",
+                osl::FileBase::E_INVAL, rc
+          );
+        }
+
+        void without_callback()
+        {
+            OUString tp_url = get_test_path();
+
+            rm_test_path(tp_url);
+
+            osl::FileBase::RC rc = Directory::createPath(tp_url);
+
+            rm_test_path(tp_url);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE
+            (
+                "osl_createDirectoryPath failed",
+                osl::FileBase::E_None, rc
+          );
+        }
+
+        void with_callback()
+        {
+            OUString tp_url = get_test_path();
+
+            rm_test_path(tp_url);
+
+            DirCreatedObserver* observer = new DirCreatedObserver;
+            osl::FileBase::RC rc = Directory::createPath(tp_url, observer);
+            int nDirs = observer->number_of_dirs_created();
+            delete observer;
+
+            rm_test_path(tp_url);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE
+            (
+                "osl_createDirectoryPath failed",
+                osl::FileBase::E_None, rc
+          );
+            CPPUNIT_ASSERT_MESSAGE
+            (
+                "osl_createDirectoryPath failed",
+                nDirs > 0
+          );
+
+        }
+
+#ifdef _WIN32
+
+        const char* get_unused_drive_letter()
+        {
+            static const char m_aBuff[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+
+            DWORD ld = GetLogicalDrives();
+            DWORD i = 4;
+            DWORD j = 2;
+
+            while ((ld & i) && (i > 1))
+            { i = i << 1; j++; }
+
+            if (i > 2)
+                return m_aBuff + j;
+
+            return nullptr;
+        }
+
+        void at_invalid_logical_drive()
+        {
+            const char* drv = get_unused_drive_letter();
+            char buff[PATH_BUFFER_SIZE];
+            memset(buff, 0, sizeof(buff));
+
+            strncpy(buff, drv, 1);
+            strcat(buff, ":\\");
+            strcat(buff, TEST_PATH_POSTFIX);
+
+            OUString path = OUString::createFromAscii(buff);
+            OUString tp_url;
+            osl::FileBase::getFileURLFromSystemPath(path, tp_url);
+
+            osl::FileBase::RC rc = Directory::createPath(tp_url);
+
+            CPPUNIT_ASSERT_MESSAGE
+            (
+                "osl_createDirectoryPath doesn't fail on unused logical drive letters",
+                rc != osl::FileBase::E_None
+          );
+        }
+#endif /* _WIN32 */
+
+    CPPUNIT_TEST_SUITE(createPath);
+        CPPUNIT_TEST(with_relative_path);
+        CPPUNIT_TEST(without_callback);
+        CPPUNIT_TEST(with_callback);
+#ifdef _WIN32
+        CPPUNIT_TEST(at_invalid_logical_drive);
+#endif
+    CPPUNIT_TEST_SUITE_END();
+
+    };
+
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::ctors);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::open);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::isOpen);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::close);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::reset);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::getNextItem);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::getVolumeInfo);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::create);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::remove);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Directory::createPath);
+}
+
+#if 0
+#if defined UNX
+/** get Current PID.
+*/
+OUString getCurrentPID()
+{
+    //~ Get current PID and turn it into OUString;
+    int nPID = 0;
+#ifdef _WIN32
+    nPID = GetCurrentProcessId();
+#else
+    nPID = getpid();
+#endif
+    return OUString::number(nPID);
+}
+#endif
+#endif
+
+namespace {
+
+//~ do some clean up work after all test completed.
+class GlobalObject
+{
+public:
+    ~GlobalObject()
+    {
+        try
+        {
+            //~ special clean up task in Windows and Unix separately;
+#if (defined UNX)
+            //~ some clean up task  for UNIX OS
+            ;
+#else
+            //~ some clean up task  for Windows OS
+            //~ check if some files are in the way, remove them if necessary.
+            if (ifFileExist(aTmpName6))
+                deleteTestFile(aTmpName6);
+            if (ifFileExist(aTmpName4))
+                deleteTestFile(aTmpName4);
+            if (checkDirectory(aTmpName4, oslCheckMode::Exist))
+                deleteTestDirectory(aTmpName4);
+            if (ifFileExist(aTmpName3))
+                deleteTestFile(aTmpName3);
+            if (checkDirectory(aTmpName3, oslCheckMode::Exist))
+                deleteTestDirectory(aTmpName3);
+
+            OUString aUStr(aUserDirectoryURL);
+            concatURL(aUStr, aHidURL1);
+            if (ifFileExist(aUStr))
+                deleteTestFile(aUStr);
+
+            OUString aUStr1(aRootURL);
+            concatURL(aUStr1, aTmpName2);
+            if (ifFileExist(aUStr1))
+                deleteTestFile(aUStr1);
+#endif
+        }
+        catch (const CppUnit::Exception &e)
+        {
+            printf("Exception caught in GlobalObject dtor(). Exception message: '%s'. Source line: %d\n", e.what(), e.sourceLine().lineNumber());
+        }
+        catch (...)
+        {
+            printf("Exception caught (...) in GlobalObject dtor()\n");
+        }
+    }
+};
+
+}
+
+static GlobalObject theGlobalObject;
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/file/osl_File_Const.h b/sal/qa/osl/file/osl_File_Const.h
new file mode 100644
index 0000000000..beee8d6d62
--- /dev/null
+++ b/sal/qa/osl/file/osl_File_Const.h
@@ -0,0 +1,206 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SAL_QA_OSL_FILE_OSL_FILE_CONST_H
+#define INCLUDED_SAL_QA_OSL_FILE_OSL_FILE_CONST_H
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <sal/types.h>
+
+#include <rtl/ustring.hxx>
+
+#include <cppunit/extensions/HelperMacros.h>
+
+static OUString getTempDirectoryURL_()
+{
+    OUString aDir;
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("couldn't get system temp URL",
+        osl::FileBase::E_None, osl::FileBase::getTempDirURL(aDir));
+    // This resolves symlinks in the temp path if any
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None,
+                         osl::FileBase::getAbsoluteFileURL(aDir, aDir, aDir));
+    return aDir;
+}
+
+static OUString getTempDirectorySys_()
+{
+    OUString aDir;
+    CPPUNIT_ASSERT_EQUAL_MESSAGE("couldn't get system temp directory",
+        osl::FileBase::E_None, osl::FileBase::getSystemPathFromFileURL(getTempDirectoryURL_(), aDir));
+    return aDir;
+}
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+// common used string resource
+// these common used string will be used as assist resource in test
+// they are mostly OS independent, some of the resource can be reused
+// so, a common test data repository will be better since it can be
+// shared among all test code
+
+const char pBuffer_Char[]   = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
+const char pBuffer_Number[] = "1234567890";
+const char pBuffer_Blank[]  = "";
+
+// OS dependent/independent definitions/includes
+// we use FILE_PREFIX for URL prefix,
+//        TEST_PLATFORM for test platform initial,
+//        TEST_PLATFORM_ROOT for root dir in comrresponding platform,
+//        TEST_PLATFORM_TEMP for temp dir in comrresponding platform,
+//        PATH_LIST_DELIMITER for separator of path list in comrresponding platform,
+//        PATH_SEPARATOR for separator in URL or system path in comrresponding platform,
+//        PATH_MAX/MAX_PATH for max path length in comrresponding platform,
+
+// OS independent const definition
+
+#   define FILE_PREFIX          "file:///"
+#   define TEST_FILE_SIZE       1024
+
+// OS dependent declaration and includes
+
+#if ( defined UNX )  //Unix
+#   include <unistd.h>
+#   include <limits.h>
+#   include <math.h>
+#   include <errno.h>
+#   include <fcntl.h>
+#   include <sys/stat.h>
+#   if !defined(MACOSX) && !defined(IOS) && !defined(__OpenBSD__) && !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined (DRAGONFLY) && !defined(HAIKU)
+#       include <sys/statfs.h>
+#   else
+#       include <sys/param.h>
+#       ifndef HAIKU
+#           include <sys/mount.h>
+#       endif
+#   endif
+#   if !defined(ANDROID)
+#        include <sys/statvfs.h>
+#   endif
+#   include <sys/types.h>
+#   define TEST_PLATFORM_ROOT   "/"
+#   define PATH_LIST_DELIMITER  ":"
+#   define PATH_SEPARATOR       "/"
+#endif
+
+#if defined(_WIN32)                      // Windows
+#       include <io.h>
+#   define PATH_MAX             MAX_PATH
+#   define TEST_PLATFORM_ROOT   "c:/"
+#   define PATH_LIST_DELIMITER  ";"
+#   define PATH_SEPARATOR       "/"
+#endif
+
+// OS independent file definition
+
+OUString aNullURL( "" );
+OUString aSlashURL( PATH_SEPARATOR );
+OUString aPreURL( FILE_PREFIX );
+OUString aRootURL( FILE_PREFIX TEST_PLATFORM_ROOT );
+
+OUString aTempDirectorySys(getTempDirectorySys_());
+OUString aTempDirectoryURL(getTempDirectoryURL_());
+OUString aUserDirectorySys( aTempDirectorySys + "" );
+OUString aUserDirectoryURL( aTempDirectoryURL + "" );
+
+// common used URL:temp, canonical, root, relative, link,etc
+
+OUString aCanURL1( aTempDirectoryURL +  "/canonical.name" );
+OUString aCanURL2(
+    RTL_CONSTASCII_USTRINGPARAM("ca@#;+.,$///78no\0ni..name"));
+OUString aCanURL3( "ca@#;+.,$//tmp/678nonical//name" );
+OUString aCanURL4( "canonical.name" );
+OUString aTmpName1( "tmpdir" );
+OUString aTmpName2( "tmpname" );
+OUString aTmpName3( aTempDirectoryURL + "/tmpdir" );
+OUString aTmpName4( aTempDirectoryURL + "/tmpdir/tmpname" );
+OUString aTmpName5( aTempDirectoryURL + "/tmpdir/../tmpdir/./tmpname" );
+OUString aTmpName6( aTempDirectoryURL + "/tmpname" );
+OUString aTmpName7( aTempDirectoryURL + "/noaccess" );
+OUString aTmpName8( aTempDirectoryURL + "/tmpname/tmpdir" );
+OUString aTmpName9( aTempDirectoryURL + "/tmpdir/../tmpdir/./" );
+OUString aTmpName10(aTempDirectoryURL + u"/\xE6\x9C\xAA\xE5\x91\xBD\xE5\x90\x8Dzhgb18030");
+
+OUString aRelURL1( "relative/file1" );
+OUString aRelURL2( "relative/./file2" );
+OUString aRelURL3( "relative/../file3" );
+OUString aRelURL4( "././relative/../file4" );
+OUString aRelURL5( aTempDirectoryURL + "/./../"     );
+OUString aLnkURL1( aTempDirectoryURL + "/link.file" );
+OUString aHidURL1( ".hiddenfile" );
+
+// common used System Path:temp, root,etc
+
+OUString aRootSys( TEST_PLATFORM_ROOT );
+OUString aSysPath1( aTempDirectorySys + "/system.path" );
+OUString aSysPath2( aTempDirectorySys + "/system/path" );
+OUString aSysPath3( aTempDirectorySys + "/tmpdir" );
+OUString aSysPath4( aTempDirectorySys + "/tmpname" );
+OUString aSysPath5( aTempDirectorySys + u"/\xE6\x9C\xAA\xE5\x91\xBD\xE5\x90\x8Dzhgb18030" );
+OUString aSysPathLnk( aTempDirectorySys + "/link.file" );
+OUString aFifoSys( aTempDirectorySys + "/tmpdir/fifo" );
+
+// FileType URL, we pick some canonical file in corresponding system for test:
+// socket, link, etc.
+// Note that this may be changed in the different platform, so be careful to use.
+
+#if ( defined UNX )                                                    //          Unix
+OUString aTypeURL1( FILE_PREFIX "dev/ccv");                    //socket    Solaris/Linux
+OUString aTypeURL2( FILE_PREFIX "devices/pseudo/tcp@0:tcp");   //special   Solaris/Linux
+OUString aTypeURL3( FILE_PREFIX "lib" );                       //link      Solaris
+#else                                                                  //          Windows
+OUString aTypeURL1( FILE_PREFIX "" );
+OUString aTypeURL2( FILE_PREFIX "" );
+OUString aTypeURL3( FILE_PREFIX "" );
+#endif
+
+// Volume device URL, we pick some canonical volume device for test:
+// UNIX file system, Floppy Disk, Proc file system, Temp file system, Compact Disk.
+
+#if ( defined UNX )                                     //          Unix
+OUString aVolURL1( FILE_PREFIX  "");            //ufs       Solaris/Linux
+#ifdef __sun
+OUString aVolURL2( FILE_PREFIX  "dev/fd" );     //fd        Solaris
+#else
+OUString aVolURL2( FILE_PREFIX  "dev/floppy/0u1440" );  //fd0       Linux
+#endif
+OUString aVolURL3( FILE_PREFIX  "proc" );       //proc      Solaris/Linux
+OUString aVolURL4( FILE_PREFIX  "staroffice" ); //nfs       Solaris/Linux
+OUString aVolURL5( FILE_PREFIX  "tmp" );        //tmpfs     Solaris
+OUString aVolURL6( FILE_PREFIX  "cdrom" );      //cd        Solaris
+#else                                                   //          Windows
+OUString aVolURL1( FILE_PREFIX  "c:/" );
+OUString aVolURL2( FILE_PREFIX  "a:/" );
+OUString aVolURL3( FILE_PREFIX  "" );
+OUString aVolURL4( FILE_PREFIX  "" );
+OUString aVolURL5( FILE_PREFIX  "c:/temp" );
+OUString aVolURL6( FILE_PREFIX  "e:/" );
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // INCLUDED_SAL_QA_OSL_FILE_OSL_FILE_CONST_H
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/file/osl_old_test_file.cxx b/sal/qa/osl/file/osl_old_test_file.cxx
new file mode 100644
index 0000000000..bb37e8f338
--- /dev/null
+++ b/sal/qa/osl/file/osl_old_test_file.cxx
@@ -0,0 +1,115 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <osl/file.h>
+#include <rtl/ustring.hxx>
+
+#ifdef SAL_UNX
+#define TEST_VOLUME ""
+#elif defined _WIN32
+#define TEST_VOLUME "Z:/"
+#endif
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <utility>
+
+namespace osl_test_file
+{
+
+class oldtestfile : public CppUnit::TestFixture
+{
+public:
+    void test_file_001();
+    void test_file_002();
+    void test_file_004();
+
+    CPPUNIT_TEST_SUITE( oldtestfile );
+    CPPUNIT_TEST( test_file_001 );
+    CPPUNIT_TEST( test_file_002 );
+    CPPUNIT_TEST( test_file_004 );
+    CPPUNIT_TEST_SUITE_END( );
+};
+
+const std::pair<OUString, OUString> aSource1[] = {
+    { u"a"_ustr, u"file:///" TEST_VOLUME "bla/a"_ustr },
+    ///TODO: check if last slash must be omitted in resolved path.
+//    { u"a/"_ustr, u"file:///" TEST_VOLUME "bla/a"_ustr },
+    { u"../a"_ustr, u"file:///" TEST_VOLUME "a"_ustr },
+    { u"a/.."_ustr, u"file:///" TEST_VOLUME "bla/"_ustr },
+    { u"a/../b"_ustr, u"file:///" TEST_VOLUME "bla/b"_ustr },
+    { u".."_ustr, u"file:///" TEST_VOLUME ""_ustr },
+    { u"a/b/c/d"_ustr, u"file:///" TEST_VOLUME "bla/a/b/c/d"_ustr },
+    { u"a/./c"_ustr, u"file:///" TEST_VOLUME "bla/a/c"_ustr },
+    { u"a/././c"_ustr, u"file:///" TEST_VOLUME "bla/a/c"_ustr },
+    { u"file:///" TEST_VOLUME "bla1/blub"_ustr, u"file:///" TEST_VOLUME "bla1/blub"_ustr },
+};
+
+const std::pair<OUString, OUString> aSource2[] = {
+    { u"a"_ustr, u"file:///" TEST_VOLUME "bla/blubs/schnubbel/a"_ustr },
+    ///TODO: check if last slash must be omitted in resolved path.
+//    { u"a/"_ustr, u"file:///" TEST_VOLUME "bla/blubs/schnubbel/a"_ustr },
+    { u"../a"_ustr, u"file:///" TEST_VOLUME "bla/blubs/a"_ustr },
+    { u"../../a"_ustr, u"file:///" TEST_VOLUME "bla/a"_ustr },
+    { u"../../../a"_ustr, u"file:///" TEST_VOLUME "a"_ustr },
+    { u"../../../a/b/c/d"_ustr, u"file:///" TEST_VOLUME "a/b/c/d"_ustr },
+};
+
+void oldtestfile::test_file_001()
+{
+    OUString base1( "file:///" TEST_VOLUME "bla" );
+    for (const auto& [rel, expected] : aSource1)
+    {
+        OUString target;
+        oslFileError e = osl_getAbsoluteFileURL( base1.pData, rel.pData , &target.pData );
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("failure #1",  osl_File_E_None, e );
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("failure #1.1", expected, target);
+    }
+}
+
+void oldtestfile::test_file_002()
+{
+    OUString base2( "file:///" TEST_VOLUME "bla/blubs/schnubbel" );
+    for (const auto& [rel, expected] : aSource2)
+    {
+        OUString target;
+        oslFileError e = osl_getAbsoluteFileURL( base2.pData, rel.pData , &target.pData );
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("failure #2",  osl_File_E_None, e );
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("failure #2.1", expected, target);
+    }
+}
+
+void oldtestfile::test_file_004()
+{
+    OUString base4( "file:///" TEST_VOLUME "bla/" );
+    for (const auto& [rel, expected] : aSource1)
+    {
+        OUString target;
+        oslFileError e = osl_getAbsoluteFileURL( base4.pData, rel.pData , &target.pData );
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("failure #10", osl_File_E_None, e );
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("failure #10.1", expected, target);
+    }
+}
+
+} // namespace osl_test_file
+
+CPPUNIT_TEST_SUITE_REGISTRATION( osl_test_file::oldtestfile);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/file/test_cpy_wrt_file.cxx b/sal/qa/osl/file/test_cpy_wrt_file.cxx
new file mode 100644
index 0000000000..8a8b7226fe
--- /dev/null
+++ b/sal/qa/osl/file/test_cpy_wrt_file.cxx
@@ -0,0 +1,74 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/types.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <osl/file.hxx>
+#include <rtl/ustring.hxx>
+
+using namespace osl;
+
+class test_osl_writeFile : public CppUnit::TestFixture
+{
+public:
+    void wrt_file()
+    {
+        FileBase::RC err;
+
+        //create a tempfile
+        OUString aTmpFile;
+        err = FileBase::createTempFile(nullptr, nullptr, &aTmpFile);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("temp File creation failed", osl::FileBase::E_None, err);
+
+        //now attempt to open with Create flag an existing file, should get E_EXIST
+        File tmp_file(aTmpFile);
+        err = tmp_file.open(osl_File_OpenFlag_Write | osl_File_OpenFlag_Create);
+
+        OString sErrorMsg = "Expected that '" +
+            OUStringToOString(aTmpFile, RTL_TEXTENCODING_ASCII_US) +
+            "' would exist!";
+        CPPUNIT_ASSERT_EQUAL_MESSAGE(sErrorMsg.getStr(), FileBase::E_EXIST, err);
+
+        char buffer[1];
+        sal_uInt64 written = 0;
+        err = tmp_file.write(static_cast<void*>(buffer), sizeof(buffer), written);
+        CPPUNIT_ASSERT_MESSAGE("write on unconnected file should fail",
+            err != osl::FileBase::E_None);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("write on unconnected file should fail",
+            sal_uInt64(0), written);
+
+        err = tmp_file.sync();
+        CPPUNIT_ASSERT_MESSAGE("sync on unconnected file should fail", err != FileBase::E_None);
+        err = tmp_file.close();
+        CPPUNIT_ASSERT_MESSAGE("close on unconnected file should fail", err != FileBase::E_None);
+
+        err = ::osl::File::remove(aTmpFile);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("temp file should have existed", FileBase::E_None, err);
+    }
+
+    CPPUNIT_TEST_SUITE(test_osl_writeFile);
+    CPPUNIT_TEST(wrt_file);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+// register test suites
+CPPUNIT_TEST_SUITE_REGISTRATION(test_osl_writeFile);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/getsystempathfromfileurl/test-getsystempathfromfileurl.cxx b/sal/qa/osl/getsystempathfromfileurl/test-getsystempathfromfileurl.cxx
new file mode 100644
index 0000000000..d4adff6531
--- /dev/null
+++ b/sal/qa/osl/getsystempathfromfileurl/test-getsystempathfromfileurl.cxx
@@ -0,0 +1,242 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <osl/file.hxx>
+
+#if defined(_WIN32)
+#define MY_PATH_IN "/c:/foo/bar"
+#define MY_PATH_OUT "c:\\foo\\bar"
+#define MY_PATH_OUT_CONT MY_PATH_OUT "\\"
+#define MY_PATH_OUT_REL "foo\\bar"
+#else
+#define MY_PATH_IN "/foo/bar"
+#define MY_PATH_OUT MY_PATH_IN
+#define MY_PATH_OUT_CONT MY_PATH_OUT "/"
+#define MY_PATH_OUT_REL "foo/bar"
+#endif
+
+namespace {
+
+class Test: public CppUnit::TestFixture {
+private:
+    CPPUNIT_TEST_SUITE(Test);
+    CPPUNIT_TEST(testBadScheme);
+    CPPUNIT_TEST(testNoScheme);
+    CPPUNIT_TEST(testBadAuthority);
+    CPPUNIT_TEST(testLocalhost1Authority);
+    CPPUNIT_TEST(testLocalhost2Authority);
+    CPPUNIT_TEST(testLocalhost3Authority);
+    CPPUNIT_TEST(testNoAuthority);
+    CPPUNIT_TEST(testEmptyPath);
+    CPPUNIT_TEST(testHomeAbbreviation);
+    CPPUNIT_TEST(testOtherHomeAbbreviation);
+    CPPUNIT_TEST(testRelative);
+    CPPUNIT_TEST(testEscape);
+    CPPUNIT_TEST(testBadEscape2f);
+    CPPUNIT_TEST(testBadEscape2F);
+    CPPUNIT_TEST(testBad0);
+    CPPUNIT_TEST(testBadEscape0);
+    CPPUNIT_TEST(testBadQuery);
+    CPPUNIT_TEST(testBadFragment);
+    CPPUNIT_TEST_SUITE_END();
+
+    void testBadScheme();
+    void testNoScheme();
+    void testBadAuthority();
+    void testLocalhost1Authority();
+    void testLocalhost2Authority();
+    void testLocalhost3Authority();
+    void testNoAuthority();
+    void testEmptyPath();
+    void testHomeAbbreviation();
+    void testOtherHomeAbbreviation();
+    void testRelative();
+    void testEscape();
+    void testBadEscape2f();
+    void testBadEscape2F();
+    void testBad0();
+    void testBadEscape0();
+    void testBadQuery();
+    void testBadFragment();
+};
+
+void Test::testBadScheme() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL("foo:bar", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+}
+
+void Test::testNoScheme() {
+#if !defined(_WIN32) //TODO
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL("//" MY_PATH_IN, p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(MY_PATH_OUT), p);
+#endif
+}
+
+void Test::testBadAuthority() {
+#if defined UNX
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://baz" MY_PATH_IN, p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+#endif
+}
+
+void Test::testLocalhost1Authority() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://localhost" MY_PATH_IN, p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(MY_PATH_OUT), p);
+}
+
+void Test::testLocalhost2Authority() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://LOCALHOST" MY_PATH_IN, p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(MY_PATH_OUT), p);
+}
+
+void Test::testLocalhost3Authority() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://127.0.0.1" MY_PATH_IN, p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(MY_PATH_OUT), p);
+}
+
+void Test::testNoAuthority() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL("file:" MY_PATH_IN, p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(MY_PATH_OUT), p);
+}
+
+void Test::testEmptyPath() {
+#if defined UNX
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL("file://", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT_EQUAL(OUString("/"), p);
+#endif
+}
+
+void Test::testHomeAbbreviation() {
+#if defined UNX
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL("file:///~", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+        // could theoretically fail due to osl::Security::getHomeDir problem
+    e = osl::FileBase::getSystemPathFromFileURL("file:///~/foo%2525/bar", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+        // could theoretically fail due to osl::Security::getHomeDir problem
+    CPPUNIT_ASSERT(p.endsWith("/foo%25/bar"));
+#endif
+}
+
+void Test::testOtherHomeAbbreviation() {
+#if defined UNX
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file:///~baz" MY_PATH_IN, p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e); // not supported for now
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+#endif
+}
+
+void Test::testRelative() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL("foo/bar", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT(p.endsWith(MY_PATH_OUT_REL));
+}
+
+void Test::testEscape() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://" MY_PATH_IN "/b%61z", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(MY_PATH_OUT_CONT "baz"), p);
+}
+
+void Test::testBadEscape2f() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://" MY_PATH_IN "/b%2fz", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+}
+
+void Test::testBadEscape2F() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://" MY_PATH_IN "/b%2Fz", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+}
+
+void Test::testBad0() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        OUString(RTL_CONSTASCII_USTRINGPARAM("file://" MY_PATH_IN "/b\x00z")),
+        p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+}
+
+void Test::testBadEscape0() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://" MY_PATH_IN "/b%00z", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+}
+
+void Test::testBadQuery() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://" MY_PATH_IN "?baz", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+}
+
+void Test::testBadFragment() {
+    OUString p;
+    auto e = osl::FileBase::getSystemPathFromFileURL(
+        "file://" MY_PATH_IN "#baz", p);
+    CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_INVAL, e);
+    CPPUNIT_ASSERT_EQUAL(OUString(), p);
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(Test);
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/module/osl_Module.cxx b/sal/qa/osl/module/osl_Module.cxx
new file mode 100644
index 0000000000..f440a71516
--- /dev/null
+++ b/sal/qa/osl/module/osl_Module.cxx
@@ -0,0 +1,376 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+// include files
+
+#include "osl_Module_Const.h"
+
+using namespace osl;
+
+/** get dll file URL.
+*/
+static OUString getDllURL()
+{
+#if defined(_WIN32)        // lib in Unix and lib in Windows are not same in file name.
+    OUString libPath( "test_Module_DLL.dll" );
+#else
+    OUString libPath( "libtest_Module_DLL.so" );
+#endif
+
+    OUString dirPath, dllPath;
+    osl::Module::getUrlFromAddress(
+        reinterpret_cast<oslGenericFunction>(&getDllURL), dirPath);
+    dirPath = dirPath.copy( 0, dirPath.lastIndexOf('/') + 1);
+    osl::FileBase::getAbsoluteFileURL( dirPath, libPath, dllPath );
+
+    return dllPath;
+}
+
+namespace osl_Module
+{
+    namespace {
+
+    /** class and member function that is available for module test :
+    */
+
+    class testClass
+    {
+    public:
+        static void myFunc()
+        {
+            printf("#Sun Microsystem\n");
+        };
+    };
+
+    }
+
+    /** testing the methods:
+        Module();
+        Module( const OUString& strModuleName, sal_Int32 nRtldMode = SAL_LOADMODULE_DEFAULT);
+    */
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void ctors_none( )
+        {
+            ::osl::Module aMod;
+            bRes = aMod.is();
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor without parameter.",
+                                    !bRes  );
+        }
+
+        void ctors_name_mode( )
+        {
+            OUString aFileURL;
+            bRes = osl::Module::getUrlFromAddress(
+                reinterpret_cast<oslGenericFunction>(
+                    &osl_Module::testClass::myFunc),
+                aFileURL);
+
+            if ( !bRes )
+            {
+                CPPUNIT_ASSERT_MESSAGE("Cannot locate current module.", false );
+            }
+
+            ::osl::Module aMod( aFileURL );
+            bRes = aMod.is( );
+            aMod.unload( );
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with load action.",
+                                    bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( ctors );
+        CPPUNIT_TEST( ctors_none );
+        CPPUNIT_TEST( ctors_name_mode );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class ctors
+
+    /** testing the methods:
+        static sal_Bool getUrlFromAddress(void * addr, OUString & libraryUrl)
+    */
+    class getUrlFromAddress : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void getUrlFromAddress_001( )
+        {
+            OUString aFileURL;
+            bRes = osl::Module::getUrlFromAddress(
+                reinterpret_cast<oslGenericFunction>(
+                    &osl_Module::testClass::myFunc),
+                aFileURL);
+            if ( !bRes )
+            {
+                CPPUNIT_ASSERT_MESSAGE("Cannot locate current module.", false );
+            }
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: test get Module URL from address.",
+                                    bRes );
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: test get Module URL from address.",
+                                    0 < aFileURL.lastIndexOf('/')  );
+        }
+
+        void getUrlFromAddress_002( )
+        {
+#if !defined( MACOSX )
+            // TODO: Find out why this fails on macOS
+            ::osl::Module aMod( getDllURL( ) );
+            FuncPtr pFunc = reinterpret_cast<FuncPtr>(aMod.getSymbol( "firstfunc" ));
+
+            OUString aFileURL;
+            bRes = osl::Module::getUrlFromAddress(
+                reinterpret_cast<oslGenericFunction>(pFunc), aFileURL);
+            if ( !bRes )
+            {
+                CPPUNIT_ASSERT_MESSAGE("Cannot locate current module.", false );
+            }
+            aMod.unload( );
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: load an external library, get its function address and get its URL.",
+                                    bRes );
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: load an external library, get its function address and get its URL.",
+                                    0 < aFileURL.lastIndexOf('/') );
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: load an external library, get its function address and get its URL.",
+                                    aFileURL.equalsIgnoreAsciiCase( getDllURL( ) ) );
+#endif
+        }
+
+        /* tester comments: another case is getFunctionSymbol_001*/
+
+        CPPUNIT_TEST_SUITE( getUrlFromAddress );
+        CPPUNIT_TEST( getUrlFromAddress_001 );
+        CPPUNIT_TEST( getUrlFromAddress_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class getUrlFromAddress
+
+    /** testing the method:
+        sal_Bool SAL_CALL load( const OUString& strModuleName,
+                                                 sal_Int32 nRtldMode = SAL_LOADMODULE_DEFAULT)
+    */
+    class load : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void load_001( )
+        {
+            ::osl::Module aMod( getDllURL( ) );
+            ::osl::Module aMod1;
+
+            aMod1.load( getDllURL( ) );
+            bRes = oslModule(aMod) == oslModule(aMod1);
+            aMod.unload( );
+            aMod1.unload( );
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: load function should do the same thing as constructor with library name.",
+                                    bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( load );
+        CPPUNIT_TEST( load_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class load
+
+    /** testing the method:
+        void SAL_CALL unload()
+    */
+    class unload : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void unload_001( )
+        {
+            ::osl::Module aMod( getDllURL( ) );
+
+            aMod.unload( );
+            bRes = oslModule(aMod) ==nullptr;
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: unload function should do the same thing as destructor.",
+                                    bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( unload );
+        CPPUNIT_TEST( unload_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class unload
+
+    /** testing the methods:
+        sal_Bool SAL_CALL is() const
+    */
+    class is : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void is_001( )
+        {
+            OUString aFileURL;
+            bRes = osl::Module::getUrlFromAddress(
+                reinterpret_cast<oslGenericFunction>(
+                    osl_Module::testClass::myFunc),
+                aFileURL);
+            if ( !bRes )
+            {
+                CPPUNIT_ASSERT_MESSAGE("Cannot locate current module - using executable instead", false );
+            }
+
+            ::osl::Module aMod;
+            bRes = aMod.is( );
+            aMod.load( aFileURL );
+            bRes1 = aMod.is( );
+            aMod.unload( );
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: test if a module is a loaded module.",
+                                    !bRes );
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: test if a module is a loaded module.",
+                                    bRes1 );
+        }
+        CPPUNIT_TEST_SUITE( is );
+        CPPUNIT_TEST( is_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class is
+
+    /** testing the methods:
+        void* SAL_CALL getSymbol( const OUString& strSymbolName)
+    */
+    class getSymbol : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes;
+
+        void getSymbol_001( )
+        {
+#if !defined( MACOSX )
+            // TODO: Find out why this fails on macOS
+            ::osl::Module aMod( getDllURL( ) );
+            FuncPtr pFunc = reinterpret_cast<FuncPtr>(aMod.getSymbol( "firstfunc" ));
+            bRes = false;
+            if ( pFunc )
+                bRes = pFunc( bRes );
+            aMod.unload();
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: load a dll and call one function in it.",
+                                    bRes );
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE( getSymbol );
+        CPPUNIT_TEST( getSymbol_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class getSymbol
+
+    /** testing the methods:
+        operator oslModule() const
+    */
+    class optr_oslModule : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void optr_oslModule_001( )
+        {
+#if !defined( MACOSX )
+            // TODO: Find out why this fails on macOS
+            ::osl::Module aMod;
+            bRes = ( static_cast<oslModule>(aMod) == nullptr );
+
+            aMod.load( getDllURL( ) );
+            bRes1 = static_cast<oslModule>(aMod) != nullptr;
+
+            aMod.unload( );
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: the m_Module of a Module instance will be NULL when is not loaded, it will not be NULL after loaded.",
+                                    bRes );
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: the m_Module of a Module instance will be NULL when is not loaded, it will not be NULL after loaded.",
+                                    bRes1 );
+#endif
+        }
+
+        void optr_oslModule_002( )
+        {
+#if !defined( MACOSX )
+            // TODO: Find out why this fails on macOS
+            ::osl::Module aMod( getDllURL( ) );
+            OUString funcName( "firstfunc" );
+
+            FuncPtr pFunc = reinterpret_cast<FuncPtr>(osl_getSymbol( static_cast<oslModule>(aMod), funcName.pData ));
+            bRes = false;
+            if ( pFunc )
+                bRes = pFunc( bRes );
+
+            aMod.unload();
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: use m_Module to call osl_getSymbol() function.",
+                                    bRes );
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE( optr_oslModule );
+        CPPUNIT_TEST( optr_oslModule_001 );
+        CPPUNIT_TEST( optr_oslModule_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class optr_oslModule
+
+    /** testing the methods:
+        oslGenericFunction SAL_CALL getFunctionSymbol( const OUString& ustrFunctionSymbolName )
+    */
+    class getFunctionSymbol : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void getFunctionSymbol_001( )
+        {
+#if !defined( MACOSX )
+            // TODO: Find out why this fails on macOS
+            ::osl::Module aMod( getDllURL( ) );
+            oslGenericFunction oslFunc = aMod.getFunctionSymbol( "firstfunc" );
+            OUString aLibraryURL;
+            bRes = ::osl::Module::getUrlFromAddress( oslFunc, aLibraryURL);
+            aMod.unload();
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: load a dll and get its function addr and get its URL.",
+                 bRes );
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: load a dll and get its function addr and get its URL.",
+                 aLibraryURL.equalsIgnoreAsciiCase( getDllURL() ) );
+#endif
+        }
+
+        CPPUNIT_TEST_SUITE( getFunctionSymbol );
+        CPPUNIT_TEST( getFunctionSymbol_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class getFunctionSymbol
+
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::ctors);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::getUrlFromAddress);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::load);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::unload);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::is);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::getSymbol);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::optr_oslModule);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Module::getFunctionSymbol);
+
+} // namespace osl_Module
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/module/osl_Module_Const.h b/sal/qa/osl/module/osl_Module_Const.h
new file mode 100644
index 0000000000..3434d439f2
--- /dev/null
+++ b/sal/qa/osl/module/osl_Module_Const.h
@@ -0,0 +1,46 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SAL_QA_OSL_MODULE_OSL_MODULE_CONST_H
+#define INCLUDED_SAL_QA_OSL_MODULE_OSL_MODULE_CONST_H
+
+#include <sal/types.h>
+#include <rtl/ustring.hxx>
+#include <osl/module.hxx>
+#include <osl/file.hxx>
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+
+#if   defined(UNX)                      // Unix
+#   include <unistd.h>
+#elif defined(_WIN32)                   // Windows
+#   include <io.h>
+#endif
+
+#   define FILE_PREFIX          "file:///"
+
+// function pointer type.
+
+typedef sal_Bool (* FuncPtr )( sal_Bool );
+
+#endif // INCLUDED_SAL_QA_OSL_MODULE_OSL_MODULE_CONST_H
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/module/osl_Module_DLL.cxx b/sal/qa/osl/module/osl_Module_DLL.cxx
new file mode 100644
index 0000000000..9222e2ec4f
--- /dev/null
+++ b/sal/qa/osl/module/osl_Module_DLL.cxx
@@ -0,0 +1,31 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/types.h>
+
+#include <cppunit/plugin/TestPlugIn.h>
+
+// This module contains no tests. It is loaded as a dynamic library by
+// osl_Module.
+// But we instantiate a test plugin to fake the build process.
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+extern "C" SAL_DLLPUBLIC_EXPORT sal_Bool firstfunc(sal_Bool) { return true; }
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/mutex/osl_Mutex.cxx b/sal/qa/osl/mutex/osl_Mutex.cxx
new file mode 100644
index 0000000000..440532d09b
--- /dev/null
+++ b/sal/qa/osl/mutex/osl_Mutex.cxx
@@ -0,0 +1,908 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+// include files
+
+#include <sal/types.h>
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <osl/thread.hxx>
+#include <osl/mutex.hxx>
+
+#define BUFFER_SIZE 16
+
+using namespace osl;
+
+/** pause nSec seconds helper function.
+*/
+namespace ThreadHelper
+{
+    static void thread_sleep_tenth_sec(sal_uInt32 _nTenthSec)
+    {
+        osl::Thread::wait(std::chrono::milliseconds(_nTenthSec * 100));
+    }
+    static void thread_sleep( sal_uInt32 _nSec )
+    {
+        /// print statement in thread process must use fflush() to force display.
+        // t_print("# wait %d seconds. ", _nSec );
+        fflush(stdout);
+
+        thread_sleep_tenth_sec( _nSec * 10 );
+        // printf("# done\n" );
+    }
+}
+
+// Beginning of the test cases for osl_Mutex class
+
+namespace {
+
+/** mutually exclusive data
+*/
+struct resource {
+    sal_Int32   data1;
+    sal_Int32   data2;
+    Mutex       lock;
+};
+
+/** IncreaseThread provide data.
+*/
+class IncreaseThread : public Thread
+{
+public:
+    explicit IncreaseThread( struct resource *pData ): pResource( pData ) { }
+
+    virtual ~IncreaseThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#IncreaseThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    struct resource *pResource;
+
+    void SAL_CALL run( ) override
+    {
+        pResource->lock.acquire( );
+        for( sal_Int8 i = 0; i < 3; i++ )
+        {
+            pResource->data1++;
+            yield( );  //yield() give CPU time to other thread, other thread if not block, they will change the data;
+        }
+        if ( pResource->data2 == 0 )
+            pResource->data2 = ( pResource->data1 > 0 ? pResource->data1 : 0 - pResource->data1 );
+        pResource->lock.release();
+    }
+};
+
+/** DecreaseThread consume data.
+*/
+class DecreaseThread : public Thread
+{
+public:
+    explicit DecreaseThread( struct resource *pData ): pResource( pData ) { }
+
+    virtual ~DecreaseThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#DecreaseThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    struct resource *pResource;
+
+    void SAL_CALL run( ) override
+    {
+        pResource->lock.acquire( );
+        for( sal_Int8 i = 0; i < 3; i++ )
+        {
+            pResource->data1--;
+            yield( );  //yield() give CPU time to other thread, other thread if not block, they will change the data;
+        }
+        if ( pResource->data2 == 0 )
+            pResource->data2 = ( pResource->data1 > 0 ? pResource->data1 : 0 - pResource->data1 );
+        pResource->lock.release();
+    }
+};
+
+/** chain structure used in Threads as critical resource
+*/
+struct chain {
+    sal_Int32   buffer[ BUFFER_SIZE ];
+    Mutex       lock;
+    sal_Int8    pos;
+};
+
+/** PutThread write to the chain structure in a mutex manner.
+*/
+class PutThread : public Thread
+{
+public:
+    //get the struct pointer to write data to buffer
+    explicit PutThread( struct chain* pData ): pChain( pData ) { }
+
+    virtual ~PutThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#PutThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    struct chain* pChain;
+
+    void SAL_CALL run( ) override
+    {
+        //block here if the mutex has been acquired
+        pChain->lock.acquire( );
+
+        //current position in buffer to write
+        sal_Int8 nPos = pChain->pos;
+        oslThreadIdentifier oId = getIdentifier( );
+        //write data
+        sal_Int8 i;
+        for ( i = 0; i < 5; i++ )
+        {
+            pChain->buffer[ nPos + i ] = oId;
+            yield( );
+        }
+        //revise the position
+        pChain->pos = nPos + i;
+
+        //finish writing, release the mutex
+        pChain->lock.release();
+    }
+};
+
+/** thread for testing Mutex acquire.
+ */
+class HoldThread : public Thread
+{
+public:
+    //get the Mutex pointer to operate
+    explicit HoldThread( Mutex* pMutex ): pMyMutex( pMutex ) { }
+
+    virtual ~HoldThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#HoldThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    Mutex* pMyMutex;
+
+    void SAL_CALL run() override
+    {
+        // block here if the mutex has been acquired
+        pMyMutex->acquire( );
+        printf("# Mutex acquired. \n" );
+        pMyMutex->release( );
+    }
+};
+
+class WaitThread : public Thread
+{
+public:
+    //get the Mutex pointer to operate
+    explicit WaitThread( Mutex* pMutex ): pMyMutex( pMutex ) { }
+
+    virtual ~WaitThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#WaitThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    Mutex* pMyMutex;
+
+    void SAL_CALL run( ) override
+    {
+        // block here if the mutex has been acquired
+        pMyMutex->acquire( );
+        ThreadHelper::thread_sleep_tenth_sec( 2 );
+        pMyMutex->release( );
+    }
+};
+
+/** thread for testing getGlobalMutex.
+ */
+class GlobalMutexThread : public Thread
+{
+public:
+    //get the Mutex pointer to operate
+    GlobalMutexThread( ){ }
+
+    virtual ~GlobalMutexThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#GlobalMutexThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    void SAL_CALL run( ) override
+    {
+        // block here if the mutex has been acquired
+        Mutex* pGlobalMutex;
+        pGlobalMutex = Mutex::getGlobalMutex( );
+        pGlobalMutex->acquire( );
+        printf("# Global Mutex acquired. \n" );
+        pGlobalMutex->release( );
+    }
+};
+
+}
+
+namespace osl_Mutex
+{
+
+    /** Test of the osl::Mutex::constructor
+     */
+    class ctor : public CppUnit::TestFixture
+    {
+    public:
+        // initialise your test code values here.
+        struct chain m_Data;
+        struct resource m_Res;
+
+        void setUp( ) override
+        {
+            for ( sal_Int8 i=0; i < BUFFER_SIZE; i++ )
+                m_Data.buffer[i] = 0;
+            m_Data.pos = 0;
+
+            m_Res.data1 = 0;
+            m_Res.data2 = 0;
+        }
+
+        /** Create two threads to write data to the same buffer, use Mutex to assure
+            during one thread write data five times, the other thread should not begin writing.
+            the two threads wrote two different data: their thread ID, so we can check the data
+            in buffer to know the order of the two threads writing
+        */
+        void ctor_001()
+        {
+            PutThread myThread1( &m_Data );
+            PutThread myThread2( &m_Data );
+
+            myThread1.create( );
+            myThread2.create( );
+
+            //wait until the two threads terminate
+            myThread1.join( );
+            myThread2.join( );
+
+            bool bRes = false;
+
+            // every 5 data should the same
+            // LLA: this is not a good check, it's too fix
+            if (m_Data.buffer[0] == m_Data.buffer[1] &&
+                m_Data.buffer[1] == m_Data.buffer[2] &&
+                m_Data.buffer[2] == m_Data.buffer[3] &&
+                m_Data.buffer[3] == m_Data.buffer[4] &&
+                m_Data.buffer[5] == m_Data.buffer[6] &&
+                m_Data.buffer[6] == m_Data.buffer[7] &&
+                m_Data.buffer[7] == m_Data.buffer[8] &&
+                m_Data.buffer[8] == m_Data.buffer[9])
+                bRes = true;
+
+            /*for (sal_Int8 i=0; i<BUFFER_SIZE; i++)
+                printf("#data in buffer is %d\n", m_Data.buffer[i]);
+            */
+
+            CPPUNIT_ASSERT_MESSAGE("Mutex ctor", bRes);
+
+        }
+
+        /** Create two threads to write data to operate on the same number , use Mutex to assure,
+            one thread increase data 3 times, the other thread decrease 3 times, store the operate
+            result when the first thread complete, if it is interrupt by the other thread, the stored
+            number will not be 3.
+        */
+        void ctor_002()
+        {
+            IncreaseThread myThread1( &m_Res );
+            DecreaseThread myThread2( &m_Res );
+
+            myThread1.create( );
+            myThread2.create( );
+
+            //wait until the two threads terminate
+            myThread1.join( );
+            myThread2.join( );
+
+            bool bRes = false;
+
+            // every 5 data should the same
+            if ( ( m_Res.data1 == 0 ) && ( m_Res.data2 == 3 ) )
+                bRes = true;
+
+            CPPUNIT_ASSERT_MESSAGE( "test Mutex ctor function: increase and decrease a number 3 times without interrupt.", bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( ctor );
+        CPPUNIT_TEST( ctor_001 );
+        CPPUNIT_TEST( ctor_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class ctor
+
+    /** Test of the osl::Mutex::acquire method
+     */
+    class acquire : public CppUnit::TestFixture
+    {
+    public:
+        // acquire mutex in main thread, and then call acquire again in myThread,
+        // the child thread should block, wait 2 secs, it still block.
+        // Then release mutex in main thread, the child thread could return from acquire,
+        // and go to exec next statement, so could terminate quickly.
+        void acquire_001( )
+        {
+            Mutex aMutex;
+            //acquire here
+            bool bRes = aMutex.acquire( );
+            // pass the pointer of mutex to child thread
+            HoldThread myThread( &aMutex );
+            myThread.create( );
+
+            ThreadHelper::thread_sleep_tenth_sec( 2 );
+            // if acquire in myThread does not work, 2 secs is long enough,
+            // myThread should terminate now, and bRes1 should be sal_False
+            bool bRes1 = myThread.isRunning( );
+
+            aMutex.release( );
+            ThreadHelper::thread_sleep_tenth_sec( 1 );
+            // after release mutex, myThread stops blocking and will terminate immediately
+            bool bRes2 = myThread.isRunning( );
+            myThread.join( );
+
+            CPPUNIT_ASSERT_MESSAGE( "Mutex acquire", bRes );
+            CPPUNIT_ASSERT_MESSAGE( "Mutex acquire", bRes1 );
+            CPPUNIT_ASSERT_MESSAGE( "Mutex acquire", !bRes2 );
+        }
+
+        //in the same thread, acquire twice should success
+        void acquire_002()
+        {
+            Mutex aMutex;
+            //acquire here
+            bool bRes = aMutex.acquire();
+            bool bRes1 = aMutex.acquire();
+
+            bool bRes2 = aMutex.tryToAcquire();
+
+            aMutex.release();
+
+            CPPUNIT_ASSERT_MESSAGE("Mutex acquire", bRes);
+            CPPUNIT_ASSERT_MESSAGE("Mutex acquire", bRes1);
+            CPPUNIT_ASSERT_MESSAGE("Mutex acquire", bRes2);
+
+        }
+
+        CPPUNIT_TEST_SUITE( acquire );
+        CPPUNIT_TEST( acquire_001 );
+        CPPUNIT_TEST( acquire_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class acquire
+
+    /** Test of the osl::Mutex::tryToAcquire method
+     */
+    class tryToAcquire : public CppUnit::TestFixture
+    {
+    public:
+        // First let child thread acquire the mutex, and wait 2 secs, during the 2 secs,
+        // in main thread, tryToAcquire mutex should return False
+        // then after the child thread terminated, tryToAcquire should return True
+        void tryToAcquire_001()
+        {
+            Mutex aMutex;
+            WaitThread myThread(&aMutex);
+            myThread.create();
+
+            // ensure the child thread acquire the mutex
+            ThreadHelper::thread_sleep_tenth_sec(1);
+
+            bool bRes1 = aMutex.tryToAcquire();
+
+            if (bRes1)
+                aMutex.release();
+            // wait the child thread terminate
+            myThread.join();
+
+            bool bRes2 = aMutex.tryToAcquire();
+
+            if (bRes2)
+                aMutex.release();
+
+            CPPUNIT_ASSERT_MESSAGE("Try to acquire Mutex", !bRes1);
+            CPPUNIT_ASSERT_MESSAGE("Try to acquire Mutex", bRes2);
+        }
+
+        CPPUNIT_TEST_SUITE(tryToAcquire);
+        CPPUNIT_TEST(tryToAcquire_001);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class tryToAcquire
+
+    /** Test of the osl::Mutex::release method
+     */
+    class release : public CppUnit::TestFixture
+    {
+    public:
+        /** acquire/release are not used in pairs: after child thread acquired mutex,
+            the main thread release it, then any thread could acquire it.
+        */
+        void release_001()
+        {
+            Mutex aMutex;
+            WaitThread myThread( &aMutex );
+            myThread.create( );
+
+            // ensure the child thread acquire the mutex
+            ThreadHelper::thread_sleep_tenth_sec( 1 );
+
+            bool bRunning = myThread.isRunning( );
+            bool bRes1 = aMutex.tryToAcquire( );
+            // wait the child thread terminate
+            myThread.join( );
+
+            bool bRes2 = aMutex.tryToAcquire( );
+
+            if ( bRes2 )
+                aMutex.release( );
+
+            CPPUNIT_ASSERT_MESSAGE( "release Mutex: try to acquire before and after the mutex has been released",
+                !bRes1 );
+            CPPUNIT_ASSERT_MESSAGE( "release Mutex: try to acquire before and after the mutex has been released",
+                bRes2 );
+            CPPUNIT_ASSERT_MESSAGE( "release Mutex: try to acquire before and after the mutex has been released",
+                bRunning );
+
+        }
+
+        // how about release twice?
+        void release_002()
+        {
+        }
+
+        CPPUNIT_TEST_SUITE( release );
+        CPPUNIT_TEST( release_001 );
+        CPPUNIT_TEST( release_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class release
+
+    /** Test of the osl::Mutex::getGlobalMutex method
+     */
+    class getGlobalMutex : public CppUnit::TestFixture
+    {
+    public:
+        // initialise your test code values here.
+        void getGlobalMutex_001()
+        {
+            Mutex* pGlobalMutex;
+            pGlobalMutex = Mutex::getGlobalMutex();
+            pGlobalMutex->acquire();
+
+            GlobalMutexThread myThread;
+            myThread.create();
+
+            ThreadHelper::thread_sleep_tenth_sec(1);
+            bool bRes1 = myThread.isRunning();
+
+            pGlobalMutex->release();
+            ThreadHelper::thread_sleep_tenth_sec(1);
+            // after release mutex, myThread stops blocking and will terminate immediately
+            bool bRes2 = myThread.isRunning();
+
+            CPPUNIT_ASSERT_MESSAGE("Global Mutex works", bRes1);
+            CPPUNIT_ASSERT_MESSAGE("Global Mutex works", !bRes2);
+        }
+
+        void getGlobalMutex_002( )
+        {
+            bool bRes;
+
+            Mutex *pGlobalMutex;
+            pGlobalMutex = Mutex::getGlobalMutex( );
+            pGlobalMutex->acquire( );
+            {
+                Mutex *pGlobalMutex1;
+                pGlobalMutex1 = Mutex::getGlobalMutex( );
+                bRes = pGlobalMutex1->release( );
+            }
+
+            CPPUNIT_ASSERT_MESSAGE( "Global Mutex works: if the code between {} get the different mutex as the former one, it will return false when release.",
+                bRes );
+        }
+
+        CPPUNIT_TEST_SUITE(getGlobalMutex);
+        CPPUNIT_TEST(getGlobalMutex_001);
+        CPPUNIT_TEST(getGlobalMutex_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class getGlobalMutex
+
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Mutex::ctor, "osl_Mutex");
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Mutex::acquire, "osl_Mutex");
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Mutex::tryToAcquire, "osl_Mutex");
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Mutex::release, "osl_Mutex");
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Mutex::getGlobalMutex, "osl_Mutex");
+} // namespace osl_Mutex
+
+// Beginning of the test cases for osl_Guard class
+
+namespace {
+
+class GuardThread : public Thread
+{
+public:
+    //get the Mutex pointer to operate
+    explicit GuardThread( Mutex* pMutex ): pMyMutex( pMutex ) { }
+
+    virtual ~GuardThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#GuardThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    Mutex* pMyMutex;
+
+    void SAL_CALL run( ) override
+    {
+        // block here if the mutex has been acquired
+        MutexGuard aGuard( pMyMutex );
+        ThreadHelper::thread_sleep_tenth_sec( 2 );
+    }
+};
+
+}
+
+namespace osl_Guard
+{
+    class ctor : public CppUnit::TestFixture
+    {
+    public:
+        // insert your test code here.
+        void ctor_001()
+        {
+            Mutex aMutex;
+            GuardThread myThread(&aMutex);
+            myThread.create();
+
+            ThreadHelper::thread_sleep_tenth_sec(1);
+            bool bRes = aMutex.tryToAcquire();
+            // after 1 second, the mutex has been guarded, and the child thread should be running
+            bool bRes1 = myThread.isRunning();
+
+            myThread.join();
+            bool bRes2 = aMutex.tryToAcquire();
+
+            CPPUNIT_ASSERT_MESSAGE("GuardThread constructor",
+                !bRes);
+            CPPUNIT_ASSERT_MESSAGE("GuardThread constructor",
+                bRes1);
+            CPPUNIT_ASSERT_MESSAGE("GuardThread constructor",
+                bRes2);
+        }
+
+        void ctor_002( )
+        {
+            Mutex aMutex;
+
+            /// use reference constructor here
+            MutexGuard myGuard( aMutex );
+
+            /// the GuardThread will block here when it is initialised.
+            GuardThread myThread( &aMutex );
+            myThread.create( );
+
+            /// is it still blocking?
+            ThreadHelper::thread_sleep_tenth_sec( 2 );
+            bool bRes = myThread.isRunning( );
+
+            /// oh, release him.
+            aMutex.release( );
+            myThread.join( );
+
+            CPPUNIT_ASSERT_MESSAGE("GuardThread constructor: reference initialization, acquire the mutex before running the thread, then check if it is blocking.",
+                bRes);
+        }
+
+        CPPUNIT_TEST_SUITE(ctor);
+        CPPUNIT_TEST(ctor_001);
+        CPPUNIT_TEST(ctor_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class ctor
+
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Guard::ctor, "osl_Guard");
+} // namespace osl_Guard
+
+// Beginning of the test cases for osl_ClearableGuard class
+
+namespace {
+
+/** Thread for test ClearableGuard
+ */
+class ClearGuardThread : public Thread
+{
+public:
+    //get the Mutex pointer to operate
+    explicit ClearGuardThread( Mutex* pMutex ): pMyMutex( pMutex ) {}
+
+    virtual ~ClearGuardThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#ClearGuardThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    Mutex* pMyMutex;
+
+    void SAL_CALL run( ) override
+    {
+        // acquire the mutex
+        // printf("# ClearGuardThread" );
+        ClearableMutexGuard aGuard( pMyMutex );
+        ThreadHelper::thread_sleep( 5 );
+
+        // release the mutex
+        aGuard.clear( );
+        ThreadHelper::thread_sleep( 2 );
+    }
+};
+
+}
+
+namespace osl_ClearableGuard
+{
+
+    class ctor : public CppUnit::TestFixture
+    {
+    public:
+        void ctor_001()
+        {
+            Mutex aMutex;
+
+            /// now, the aMutex has been guarded.
+            ClearableMutexGuard myMutexGuard( &aMutex );
+
+            /// it will return sal_False if the aMutex has not been Guarded.
+            bool bRes = aMutex.release( );
+
+            CPPUNIT_ASSERT_MESSAGE("ClearableMutexGuard constructor, test the acquire operation when initialized.",
+                bRes);
+        }
+
+        void ctor_002( )
+        {
+            Mutex aMutex;
+
+            /// now, the aMutex has been guarded, this time, we use reference constructor.
+            ClearableMutexGuard myMutexGuard( aMutex );
+
+            /// it will return sal_False if the aMutex has not been Guarded.
+            bool bRes = aMutex.release( );
+
+            CPPUNIT_ASSERT_MESSAGE("ClearableMutexGuard constructor, test the acquire operation when initialized, we use reference constructor this time.",
+                bRes);
+        }
+
+        CPPUNIT_TEST_SUITE(ctor);
+        CPPUNIT_TEST(ctor_001);
+        CPPUNIT_TEST(ctor_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class ctor
+
+    class clear : public CppUnit::TestFixture
+    {
+    public:
+        void clear_001()
+        {
+            Mutex aMutex;
+            ClearGuardThread myThread(&aMutex);
+            myThread.create();
+
+            TimeValue aTimeVal_befor;
+            osl_getSystemTime( &aTimeVal_befor );
+            // wait 1 second to assure the child thread has begun
+            ThreadHelper::thread_sleep(1);
+
+            while (true)
+            {
+                if (aMutex.tryToAcquire())
+                {
+                    break;
+                }
+                ThreadHelper::thread_sleep(1);
+            }
+            TimeValue aTimeVal_after;
+            osl_getSystemTime( &aTimeVal_after );
+            sal_Int32 nSec = aTimeVal_after.Seconds - aTimeVal_befor.Seconds;
+            printf("nSec is %" SAL_PRIdINT32 "\n", nSec);
+
+            myThread.join();
+
+            CPPUNIT_ASSERT_MESSAGE("ClearableGuard method: clear",
+                nSec < 7);
+            CPPUNIT_ASSERT_MESSAGE("ClearableGuard method: clear",
+                nSec > 1);
+        }
+
+        void clear_002( )
+        {
+            Mutex aMutex;
+
+            /// now, the aMutex has been guarded.
+            ClearableMutexGuard myMutexGuard( &aMutex );
+
+            /// launch the HoldThread, it will be blocked here.
+            HoldThread myThread( &aMutex );
+            myThread.create( );
+
+            /// is it blocking?
+            ThreadHelper::thread_sleep_tenth_sec( 4 );
+            bool bRes = myThread.isRunning( );
+
+            /// use clear to release.
+            myMutexGuard.clear( );
+            myThread.join( );
+            bool bRes1 = myThread.isRunning( );
+
+            CPPUNIT_ASSERT_MESSAGE( "ClearableGuard method: clear, control the HoldThread's running status!",
+                bRes );
+            CPPUNIT_ASSERT_MESSAGE( "ClearableGuard method: clear, control the HoldThread's running status!",
+                !bRes1 );
+        }
+
+        CPPUNIT_TEST_SUITE( clear );
+        CPPUNIT_TEST( clear_001 );
+        CPPUNIT_TEST( clear_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class clear
+
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( osl_ClearableGuard::ctor, "osl_ClearableGuard" );
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( osl_ClearableGuard::clear, "osl_ClearableGuard" );
+} // namespace osl_ClearableGuard
+
+// Beginning of the test cases for osl_ResettableGuard class
+
+namespace {
+
+/** Thread for test ResettableGuard
+ */
+class ResetGuardThread : public Thread
+{
+public:
+    //get the Mutex pointer to operate
+    explicit ResetGuardThread( Mutex* pMutex ): pMyMutex( pMutex ) {}
+
+    virtual ~ResetGuardThread( ) override
+    {
+        CPPUNIT_ASSERT_MESSAGE( "#ResetGuardThread does not shutdown properly.\n", !isRunning( ) );
+    }
+protected:
+    Mutex* pMyMutex;
+
+    void SAL_CALL run( ) override
+    {
+        // acquire the mutex
+        printf("# ResettableGuard\n" );
+        ResettableMutexGuard aGuard( pMyMutex );
+        // release the mutex
+        aGuard.clear( );
+        ThreadHelper::thread_sleep_tenth_sec( 2 );
+    }
+};
+
+}
+
+namespace osl_ResettableGuard
+{
+    class ctor : public CppUnit::TestFixture
+    {
+    public:
+        void ctor_001()
+        {
+            Mutex aMutex;
+
+            /// now, the aMutex has been guarded.
+            ResettableMutexGuard myMutexGuard( &aMutex );
+
+            /// it will return sal_False if the aMutex has not been Guarded.
+            bool bRes = aMutex.release( );
+
+            CPPUNIT_ASSERT_MESSAGE("ResettableMutexGuard constructor, test the acquire operation when initialized.",
+                bRes);
+
+            aMutex.acquire();
+        }
+
+        void ctor_002( )
+        {
+            Mutex aMutex;
+
+            /// now, the aMutex has been guarded, this time, we use reference constructor.
+            ResettableMutexGuard myMutexGuard( aMutex );
+
+            /// it will return sal_False if the aMutex has not been Guarded.
+            bool bRes = aMutex.release( );
+
+            CPPUNIT_ASSERT_MESSAGE( "ResettableMutexGuard constructor, test the acquire operation when initialized, we use reference constructor this time.",
+                bRes);
+
+            aMutex.acquire();
+        }
+
+        CPPUNIT_TEST_SUITE(ctor);
+        CPPUNIT_TEST(ctor_001);
+        CPPUNIT_TEST(ctor_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class ctor
+
+    class reset : public CppUnit::TestFixture
+    {
+    public:
+        void reset_001( )
+        {
+            Mutex aMutex;
+            ResetGuardThread myThread( &aMutex );
+            ResettableMutexGuard myMutexGuard( aMutex );
+            myThread.create( );
+
+            /// is it running? and clear done?
+            bool bRes = myThread.isRunning( );
+            myMutexGuard.clear( );
+            ThreadHelper::thread_sleep_tenth_sec( 1 );
+
+            /// if reset is not success, the release will return sal_False
+            myMutexGuard.reset( );
+            bool bRes1 = aMutex.release( );
+            myThread.join( );
+
+            CPPUNIT_ASSERT_MESSAGE( "ResettableMutexGuard method: reset",
+                bRes );
+            CPPUNIT_ASSERT_MESSAGE( "ResettableMutexGuard method: reset",
+                bRes1 );
+
+            aMutex.acquire();
+        }
+
+#ifdef LINUX
+        void reset_002( )
+        {
+            Mutex aMutex;
+            ResettableMutexGuard myMutexGuard( &aMutex );
+
+            /// shouldn't release after clear;
+            myMutexGuard.clear( );
+            aMutex.acquire();
+            bool bRes = aMutex.release( );
+
+            /// can release after reset.
+            myMutexGuard.reset( );
+            bool bRes1 = aMutex.release( );
+
+            CPPUNIT_ASSERT_MESSAGE( "ResettableMutexGuard method: reset, release after clear and reset, on Solaris, the mutex can be release without acquire, so it can not passed on (SOLARIS), but not the reason for reset_002",
+                bRes );
+            CPPUNIT_ASSERT_MESSAGE( "ResettableMutexGuard method: reset, release after clear and reset, on Solaris, the mutex can be release without acquire, so it can not passed on (SOLARIS), but not the reason for reset_002",
+                bRes1 );
+
+            aMutex.acquire();
+        }
+#endif
+
+        CPPUNIT_TEST_SUITE(reset);
+        CPPUNIT_TEST(reset_001);
+#ifdef LINUX
+        CPPUNIT_TEST(reset_002);
+#endif
+        CPPUNIT_TEST_SUITE_END();
+    }; // class reset
+
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_ResettableGuard::ctor);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_ResettableGuard::reset);
+} // namespace osl_ResettableGuard
+
+// The following sets variables for GNU EMACS
+// Local Variables:
+// tab-width:4
+// End:
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/pipe/osl_Pipe.cxx b/sal/qa/osl/pipe/osl_Pipe.cxx
new file mode 100644
index 0000000000..62463f8868
--- /dev/null
+++ b/sal/qa/osl/pipe/osl_Pipe.cxx
@@ -0,0 +1,889 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+// include files
+
+#include <sal/types.h>
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <rtl/ustring.hxx>
+
+#include <osl/test/uniquepipename.hxx>
+#include <osl/thread.hxx>
+
+#include <osl/pipe.hxx>
+
+#include <string.h>
+
+using namespace osl;
+
+/** print last error of pipe system.
+ */
+static void printPipeError( ::osl::Pipe const & aPipe )
+{
+    oslPipeError nError = aPipe.getError( );
+    printf("#printPipeError# " );
+    switch ( nError ) {
+    case osl_Pipe_E_None:
+        printf("Success!\n" );
+        break;
+    case osl_Pipe_E_NotFound:
+        printf("The returned error is: Not found!\n" );
+        break;
+    case osl_Pipe_E_AlreadyExists:
+        printf("The returned error is: Already exist!\n" );
+        break;
+    case osl_Pipe_E_NoProtocol:
+        printf("The returned error is: No protocol!\n" );
+        break;
+    case osl_Pipe_E_NetworkReset:
+        printf("The returned error is: Network reset!\n" );
+        break;
+    case osl_Pipe_E_ConnectionAbort:
+        printf("The returned error is: Connection aborted!\n" );
+        break;
+    case osl_Pipe_E_ConnectionReset:
+        printf("The returned error is: Connection reset!\n" );
+        break;
+    case osl_Pipe_E_NoBufferSpace:
+        printf("The returned error is: No buffer space!\n" );
+        break;
+    case osl_Pipe_E_TimedOut:
+        printf("The returned error is: Timeout!\n" );
+        break;
+    case osl_Pipe_E_ConnectionRefused:
+        printf("The returned error is: Connection refused!\n" );
+        break;
+    case osl_Pipe_E_invalidError:
+        printf("The returned error is: Invalid error!\n" );
+        break;
+    default:
+        printf("The returned error is: Number %d, Unknown Error\n", nError );
+        break;
+    }
+}
+
+// pipe name and transfer contents
+
+constexpr OUString aTestPipeName(u"testpipe2"_ustr);
+constexpr OUString aTestPipe1(u"testpipe1"_ustr);
+
+constexpr OString m_pTestString1("Sun Microsystems"_ostr);
+constexpr OString m_pTestString2("test pipe PASS/OK"_ostr);
+
+// test code start here
+
+namespace osl_Pipe
+{
+
+// most return value -1 denote a fail of operation.
+
+#define OSL_PIPE_FAIL   -1
+
+    /** testing the methods:
+        inline Pipe();
+        inline Pipe(const OUString& strName, oslPipeOptions Options);
+        inline Pipe(const OUString& strName, oslPipeOptions Options,const Security & rSecurity);
+        inline Pipe(const Pipe& pipe);
+        inline Pipe(oslPipe pipe, __sal_NoAcquire noacquire );
+        inline Pipe(oslPipe Pipe);
+    */
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1, bRes2;
+
+        void ctors_none( )
+            {
+                ::osl::Pipe aPipe;
+                bRes = aPipe.is( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with no parameter, yet no case to test.",
+                                        !bRes );
+            }
+
+        void ctors_name_option( )
+            {
+                /// create a named pipe.
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                ::osl::Pipe aAssignPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_OPEN );
+
+                bRes = aPipe.is( ) && aAssignPipe.is( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with name and option.",
+                                        bRes );
+            }
+
+        void ctors_name_option_security( )
+            {
+                /// create a security pipe.
+                const ::osl::Security rSecurity;
+                ::osl::Pipe aSecurityPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE, rSecurity );
+
+                bRes = aSecurityPipe.is( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with name, option and security, the test of security is not implemented yet.",
+                                        bRes );
+            }
+
+        void ctors_copy( )
+            {
+                /// create a pipe.
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                /// create a pipe using copy constructor.
+                ::osl::Pipe aCopyPipe( aPipe );
+
+                bRes = aCopyPipe.is( ) && aCopyPipe == aPipe;
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test copy constructor.",
+                                        bRes );
+            }
+
+        /* Note: DO NOT DO THIS - I have very deliberately caused send to FAIL, *on purpose* as this is the
+           only sane way to test noacquire. This is a terrible misuse of no-acquire, but in this case is
+           needed only so we can test to make sure no-acquire is working!
+         */
+        void ctors_no_acquire( )
+            {
+                /// create a pipe.
+                OUString aPipeName(test::uniquePipeName(aTestPipeName));
+                oslPipe handle(osl_createPipe(aPipeName.pData, osl_Pipe_CREATE, nullptr));
+                /// constructs a pipe reference without acquiring the handle.
+                std::unique_ptr<osl::Pipe> xNoAcquirePipe(new osl::Pipe(handle, SAL_NO_ACQUIRE));
+
+                StreamPipe aStreamPipe(handle);
+                xNoAcquirePipe.reset();
+                int nRet = aStreamPipe.send("a", 1);
+
+                if (nRet >= 0)
+                    bRes = false;
+                else
+                    bRes = true;
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with no acquire of handle, deleted nonacquired pipe but could still send on original pipe!.",
+                                        bRes );
+            }
+
+        void ctors_acquire( )
+            {
+                /// create a base pipe.
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                /// constructs two pipes, the second acquires the first pipe's handle.
+                ::osl::Pipe aAcquirePipe( aPipe.getHandle( ) );
+                ::osl::Pipe aAcquirePipe1( nullptr );
+
+                bRes = aAcquirePipe.is();
+                bRes1 = aAcquirePipe1.is();
+                bRes2 = aPipe == aAcquirePipe;
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with acquire of handle, original pipe does not exist.",
+                                        bRes );
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with acquire of handle, copied pipe does not exist",
+                                        !bRes1 );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test pipes should have same handle", bRes2);
+            }
+
+        CPPUNIT_TEST_SUITE( ctors );
+        CPPUNIT_TEST( ctors_none );
+        CPPUNIT_TEST( ctors_name_option );
+        CPPUNIT_TEST( ctors_name_option_security );
+        CPPUNIT_TEST( ctors_copy );
+        CPPUNIT_TEST( ctors_no_acquire );
+        CPPUNIT_TEST( ctors_acquire );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the method:
+        inline sal_Bool SAL_CALL is() const;
+    */
+    class is : public CppUnit::TestFixture
+    {
+    public:
+        void is_001( )
+            {
+                ::osl::Pipe aPipe;
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test is(), check if the pipe is a valid one.", !aPipe.is( ) );
+            }
+
+        void is_002( )
+            {
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test is(), a normal pipe creation.", aPipe.is( ) );
+            }
+
+        void is_003( )
+            {
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test is(), an invalid case.", !aPipe.is( ) );
+            }
+
+        void is_004( )
+            {
+                ::osl::Pipe aPipe( nullptr );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test is(), an invalid constructor.", !aPipe.is( ) );
+            }
+
+        CPPUNIT_TEST_SUITE( is );
+        CPPUNIT_TEST( is_001 );
+        CPPUNIT_TEST( is_002 );
+        CPPUNIT_TEST( is_003 );
+        CPPUNIT_TEST( is_004 );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the methods:
+        inline sal_Bool create( const OUString & strName,
+        oslPipeOptions Options, const Security &rSec );
+        nline sal_Bool create( const OUString & strName,
+        oslPipeOptions Options = osl_Pipe_OPEN );
+    */
+    class create : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        /**  tester comment:
+
+        security create only be tested creation, security section is
+        untested yet.
+        */
+
+        void create_named_security_001( )
+            {
+                const Security rSec;
+                ::osl::Pipe aPipe;
+                bRes = aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE, rSec );
+                bRes1 = aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE, rSec );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation.",
+                                        bRes);
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation.",
+                                        !bRes1);
+            }
+
+        void create_named_security_002( )
+            {
+                const Security rSec;
+                ::osl::Pipe aPipe, aPipe1;
+                bRes = aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE, rSec );
+                bRes1 = aPipe1.create( test::uniquePipeName(aTestPipeName), osl_Pipe_OPEN, rSec );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation and open.",
+                                        bRes);
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation and open.",
+                                        bRes1);
+            }
+
+        void create_named_001( )
+            {
+                ::osl::Pipe aPipe;
+                bRes = aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                bRes1 = aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation.",
+                                        bRes);
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation.",
+                                        !bRes1);
+            }
+
+        void create_named_002( )
+            {
+                ::osl::Pipe aPipe, aPipe1;
+                bRes = aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                bRes1 = aPipe1.create( test::uniquePipeName(aTestPipeName) );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation and open.",
+                                        bRes);
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test creation and open.",
+                                        bRes1);
+            }
+
+        void create_named_003( )
+            {
+                ::osl::Pipe aPipe;
+                bRes = aPipe.create( test::uniquePipeName(aTestPipeName) );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test default option is open.",
+                                        !bRes );
+            }
+
+        CPPUNIT_TEST_SUITE( create );
+        CPPUNIT_TEST( create_named_security_001 );
+        CPPUNIT_TEST( create_named_security_002 );
+        CPPUNIT_TEST( create_named_001 );
+        CPPUNIT_TEST( create_named_002 );
+        CPPUNIT_TEST( create_named_003 );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the method:
+        inline void SAL_CALL clear();
+    */
+    class clear : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void clear_001( )
+            {
+                ::osl::Pipe aPipe;
+                aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                aPipe.clear( );
+                bRes = aPipe.is( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test clear.",
+                                        !bRes );
+            }
+
+        CPPUNIT_TEST_SUITE( clear );
+        CPPUNIT_TEST( clear_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the methods:
+        inline Pipe& SAL_CALL operator= (const Pipe& pipe);
+        inline Pipe& SAL_CALL operator= (const oslPipe pipe );
+    */
+    class assign : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void assign_ref( )
+            {
+                ::osl::Pipe aPipe, aPipe1;
+                aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                aPipe1 = aPipe;
+                bRes = aPipe1.is( );
+                bRes1 = aPipe == aPipe1;
+                aPipe.close( );
+                aPipe1.close( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test assign with reference.",
+                                        bRes );
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test assign with reference.",
+                                        bRes1 );
+            }
+
+        void assign_handle( )
+            {
+                ::osl::Pipe aPipe, aPipe1;
+                aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                aPipe1 = aPipe.getHandle( );
+                bRes = aPipe1.is( );
+                bRes1 = aPipe == aPipe1;
+                aPipe.close( );
+                aPipe1.close( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test assign with handle.",
+                                        bRes );
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test assign with handle.",
+                                        bRes1 );
+            }
+
+        CPPUNIT_TEST_SUITE( assign );
+        CPPUNIT_TEST( assign_ref );
+        CPPUNIT_TEST( assign_handle );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the method:
+        inline sal_Bool SAL_CALL isValid() const;
+        isValid( ) has not been implemented under the following platforms, please refer to osl/pipe.hxx
+    */
+
+    /** testing the method:
+        inline sal_Bool SAL_CALL operator==( const Pipe& rPipe ) const;
+    */
+    class isEqual : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void isEqual_001( )
+            {
+                ::osl::Pipe aPipe;
+                aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                bRes  = aPipe == aPipe; // NOLINT(misc-redundant-expression)
+                aPipe.close( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test isEqual(), compare itself.",
+                                        bRes );
+            }
+
+        void isEqual_002( )
+            {
+                ::osl::Pipe aPipe, aPipe1, aPipe2;
+                aPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+
+                aPipe1 = aPipe;
+                aPipe2.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+
+                bRes  = aPipe == aPipe1;
+                bRes1 = aPipe == aPipe2;
+                aPipe.close( );
+                aPipe1.close( );
+                aPipe2.close( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test isEqual(),create one copy instance, and compare.",
+                                        bRes );
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test isEqual(),create one copy instance, and compare.",
+                                        !bRes1 );
+            }
+
+        CPPUNIT_TEST_SUITE( isEqual );
+        CPPUNIT_TEST( isEqual_001 );
+        CPPUNIT_TEST( isEqual_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the method:
+        inline void SAL_CALL close();
+    */
+    class close : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void close_001( )
+            {
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipe1), osl_Pipe_CREATE );
+                aPipe.close( );
+                bRes = aPipe.is( );
+
+                aPipe.clear( );
+                bRes1 = aPipe.is( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: difference between close and clear.",
+                                        bRes);
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: difference between close and clear.",
+                                        !bRes1);
+            }
+
+        void close_002( )
+            {
+                ::osl::StreamPipe aPipe( test::uniquePipeName(aTestPipe1), osl_Pipe_CREATE );
+                aPipe.close( );
+                int nRet = aPipe.send( m_pTestString1.getStr(), 3 );
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE( "#test comment#: use after close.",
+                                        OSL_PIPE_FAIL, nRet );
+            }
+
+        CPPUNIT_TEST_SUITE( close );
+        CPPUNIT_TEST( close_001 );
+        CPPUNIT_TEST( close_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the method:
+        inline oslPipeError SAL_CALL accept(StreamPipe& Connection);
+        please refer to StreamPipe::recv
+    */
+
+    /** testing the method:
+        inline oslPipeError SAL_CALL getError() const;
+    */
+    class getError : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void getError_001( )
+            {
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_OPEN );
+                oslPipeError nError = aPipe.getError( );
+                printPipeError( aPipe );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: open a non-exist pipe.",
+                                        nError != osl_Pipe_E_None );
+            }
+
+        void getError_002( )
+            {
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                ::osl::Pipe aPipe1( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                oslPipeError nError = aPipe.getError( );
+                printPipeError( aPipe );
+                aPipe.clear( );
+                aPipe1.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: create an already exist pipe.",
+                                        nError != osl_Pipe_E_None );
+            }
+
+        CPPUNIT_TEST_SUITE( getError );
+        CPPUNIT_TEST( getError_001 );
+        CPPUNIT_TEST( getError_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the method:
+        inline oslPipe SAL_CALL getHandle() const;
+    */
+    class getHandle : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void getHandle_equalityOperatorAgainstSelf( )
+            {
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_OPEN );
+                bRes = aPipe == aPipe.getHandle( );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: one pipe should equal to its handle.",
+                                        bRes );
+            }
+
+        void getHandle_equalityOperatorAgainstDerivedPipe( )
+            {
+                ::osl::Pipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                ::osl::Pipe aPipe1( aPipe.getHandle( ) );
+                bRes = aPipe == aPipe1;
+                aPipe.clear( );
+                aPipe1.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: one pipe derived from another pipe's handle.",
+                                        bRes );
+            }
+
+        CPPUNIT_TEST_SUITE( getHandle );
+        CPPUNIT_TEST( getHandle_equalityOperatorAgainstSelf );
+        CPPUNIT_TEST( getHandle_equalityOperatorAgainstDerivedPipe );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::ctors);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::is);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::create);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::clear);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::assign);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::isEqual);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::close);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::getError);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_Pipe::getHandle);
+
+} // namespace osl_Pipe
+
+namespace osl_StreamPipe
+{
+
+    /** testing the methods:
+        inline StreamPipe();
+        inline StreamPipe(oslPipe Pipe);
+        inline StreamPipe(const StreamPipe& Pipe);
+        inline StreamPipe(const OUString& strName, oslPipeOptions Options = osl_Pipe_OPEN);
+        inline StreamPipe(const OUString& strName, oslPipeOptions Options, const Security &rSec );
+        inline StreamPipe( oslPipe pipe, __sal_NoAcquire noacquire );
+    */
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void ctors_none( )
+            {
+                // create a pipe.
+                ::osl::StreamPipe aStreamPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                // create an unattached pipe.
+                ::osl::StreamPipe aStreamPipe1;
+                bRes  = aStreamPipe1.is( );
+
+                // assign it and check.
+                aStreamPipe1 = aStreamPipe;
+                bRes1 = aStreamPipe1.is( );
+                aStreamPipe.clear( );
+                aStreamPipe1.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with no parameter, before and after assign.",
+                                        !bRes );
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with no parameter, before and after assign.",
+                                        bRes1 );
+            }
+
+        void ctors_handle( )
+            {
+                // create a pipe.
+                ::osl::StreamPipe aStreamPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                // create a pipe with last handle.
+                ::osl::StreamPipe aStreamPipe1( aStreamPipe.getHandle( ) );
+                bRes  = aStreamPipe1.is( ) && aStreamPipe == aStreamPipe1;
+                aStreamPipe.clear( );
+                aStreamPipe1.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with other's handle.",
+                                        bRes );
+            }
+
+        void ctors_copy( )
+            {
+                // create a pipe.
+                ::osl::StreamPipe aStreamPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                // create an unattached pipe.
+                ::osl::StreamPipe aStreamPipe1( aStreamPipe );
+                bRes  = aStreamPipe1.is( ) && aStreamPipe == aStreamPipe1;
+                aStreamPipe.clear( );
+                aStreamPipe1.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test copy constructor.",
+                                        bRes );
+            }
+
+        void ctors_name_option( )
+            {
+                // create a pipe.
+                ::osl::StreamPipe aStreamPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                // create an unattached pipe.
+                ::osl::StreamPipe aStreamPipe1( test::uniquePipeName(aTestPipeName), osl_Pipe_OPEN );
+                bRes  = aStreamPipe1.is( ) && aStreamPipe.is( );
+                aStreamPipe.clear( );
+                aStreamPipe1.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with name and option.",
+                                        bRes );
+            }
+
+        void ctors_name_option_security( )
+            {
+                /// create a security pipe.
+                const ::osl::Security rSecurity;
+                ::osl::StreamPipe aSecurityPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE, rSecurity );
+
+                bRes = aSecurityPipe.is( );
+                aSecurityPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with name, option and security, the test of security is not implemented yet.",
+                                        bRes );
+            }
+
+        /**  tester comment:
+
+        When test the following constructor, don't know how to test the
+        acquire and no acquire action. possible plans:
+        1.release one handle and check the other( did not success since the
+        other still exist and valid. )
+        2. release one handle twice to see getLastError( )(the getLastError
+        always returns invalidError(LINUX)).
+        */
+
+        void ctors_no_acquire( )
+            {
+                // create a pipe.
+                ::osl::StreamPipe aPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+                osl_acquirePipe(aPipe.getHandle());
+                // constructs a pipe reference without acquiring the handle.
+                ::osl::StreamPipe aNoAcquirePipe( aPipe.getHandle( ), SAL_NO_ACQUIRE );
+
+                bRes = aNoAcquirePipe.is( );
+                aPipe.clear( );
+
+                CPPUNIT_ASSERT_MESSAGE( "#test comment#: test constructor with no acquire of handle, only validation test, do not know how to test no acquire.",
+                                        bRes );
+            }
+
+        CPPUNIT_TEST_SUITE( ctors );
+        CPPUNIT_TEST( ctors_none );
+        CPPUNIT_TEST( ctors_handle );
+        CPPUNIT_TEST( ctors_copy );
+        CPPUNIT_TEST( ctors_name_option );
+        CPPUNIT_TEST( ctors_name_option_security );
+        CPPUNIT_TEST( ctors_no_acquire );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    /** testing the methods:
+        inline StreamPipe & SAL_CALL operator=(oslPipe Pipe);
+        inline StreamPipe& SAL_CALL operator=(const Pipe& pipe);
+        mindy: not implemented in osl/pipe.hxx, so remove the cases
+    */
+
+    /** wait _nSec seconds.
+     */
+    static void thread_sleep( sal_uInt32 _nSec )
+    {
+        /// print statement in thread process must use fflush() to force display.
+        fflush(stdout);
+
+        osl::Thread::wait(std::chrono::seconds(_nSec));
+    }
+    // test read/write & send/recv data to pipe
+
+    namespace {
+
+    class Pipe_DataSink_Thread : public Thread
+    {
+    public:
+        char buf[256];
+        Pipe_DataSink_Thread( ) { }
+
+    protected:
+        void SAL_CALL run( ) override
+            {
+                printf("open pipe\n");
+                ::osl::StreamPipe aSenderPipe( test::uniquePipeName(aTestPipeName), osl_Pipe_OPEN );  // test::uniquePipeName(aTestPipeName) is a string = "TestPipe"
+                if ( !aSenderPipe.is() )
+                {
+                    printf("pipe open failed! \n");
+                }
+                else
+                {
+                    printf("read\n");
+                    sal_Int32 nChars = aSenderPipe.read( buf, m_pTestString1.getLength() + 1 );
+                    if ( nChars < 0 )
+                    {
+                        printf("read failed! \n");
+                        return;
+                    }
+                    buf[sizeof(buf)-1] = '\0';
+                    printf("buffer is %s \n", buf);
+                    printf("send\n");
+                    nChars = aSenderPipe.send( m_pTestString2.getStr(), m_pTestString2.getLength() + 1 );
+                    if ( nChars < 0 )
+                    {
+                        printf("client send failed! \n");
+                        return;
+                    }
+                }
+            }
+
+    };
+
+    class Pipe_DataSource_Thread : public Thread
+    {
+    public:
+        char buf[256];
+        ::osl::Pipe aListenPipe;
+        ::osl::StreamPipe aConnectionPipe;
+        Pipe_DataSource_Thread( )
+            {
+                printf("create pipe\n");
+                aListenPipe.create( test::uniquePipeName(aTestPipeName), osl_Pipe_CREATE );
+            }
+        virtual ~Pipe_DataSource_Thread( ) override
+            {
+                aListenPipe.close();
+            }
+    protected:
+        void SAL_CALL run( ) override
+            {
+                //create pipe.
+                printf("listen\n");
+                if ( !aListenPipe.is() )
+                {
+                    printf("pipe create failed! \n");
+                }
+                else
+                {
+                    //start server and wait for connection.
+                    printf("accept\n");
+                    if ( aListenPipe.accept( aConnectionPipe ) != osl_Pipe_E_None )
+                    {
+                        printf("pipe accept failed!");
+                        return;
+                    }
+                    printf("write\n");
+                    // write to pipe
+                    sal_Int32 nChars = aConnectionPipe.write( m_pTestString1.getStr(), m_pTestString1.getLength() + 1 );
+                    if ( nChars < 0)
+                    {
+                        printf("server write failed! \n");
+                        return;
+                    }
+                    printf("recv\n");
+                    nChars = aConnectionPipe.recv( buf, 256 );
+
+                    if ( nChars < 0)
+                    {
+                        printf("server receive failed! \n");
+                        return;
+                    }
+                    buf[sizeof(buf)-1] = '\0';
+                    printf("received message is: %s\n", buf );
+                }
+            }
+    };
+
+    }
+
+    /** testing the method: read/write/send/recv and Pipe::accept
+     */
+    class recv : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void recv_001( )
+            {
+                //launch threads.
+                Pipe_DataSource_Thread myDataSourceThread;
+                Pipe_DataSink_Thread myDataSinkThread;
+                myDataSourceThread.create( );
+                thread_sleep( 1 );
+                myDataSinkThread.create( );
+
+                //wait until the thread terminate
+                myDataSinkThread.join( );
+                myDataSourceThread.join( );
+
+                int nCompare1 = strcmp( myDataSinkThread.buf, m_pTestString1.getStr() );
+                int nCompare2 = strcmp( myDataSourceThread.buf, m_pTestString2.getStr() );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE( "test send/recv/write/read.", 0, nCompare1 );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE( "test send/recv/write/read.", 0, nCompare2 );
+            }
+        //close pipe when accept
+        void recv_002()
+            {
+                thread_sleep( 1 );
+
+                Pipe_DataSource_Thread myDataSourceThread;
+                Pipe_DataSink_Thread myDataSinkThread;
+                myDataSourceThread.create( );
+                thread_sleep( 1 );
+                myDataSourceThread.aListenPipe.close();
+                myDataSourceThread.join( );
+                //no condition judgment here, if the case could finish executing within 1 or 2 seconds, it passes.
+            }
+
+        CPPUNIT_TEST_SUITE( recv );
+        CPPUNIT_TEST( recv_001 );
+        CPPUNIT_TEST( recv_002 );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_StreamPipe::ctors);
+//CPPUNIT_TEST_SUITE_REGISTRATION(osl_StreamPipe::assign);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_StreamPipe::recv);
+
+} // namespace osl_StreamPipe
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/process/batch.bat b/sal/qa/osl/process/batch.bat
new file mode 100755
index 0000000000..e27f7191bf
--- /dev/null
+++ b/sal/qa/osl/process/batch.bat
@@ -0,0 +1,19 @@
+rem
+rem This file is part of the LibreOffice project.
+rem
+rem This Source Code Form is subject to the terms of the Mozilla Public
+rem License, v. 2.0. If a copy of the MPL was not distributed with this
+rem file, You can obtain one at http://mozilla.org/MPL/2.0/.
+rem
+rem This file incorporates work covered by the following license notice:
+rem
+rem   Licensed to the Apache Software Foundation (ASF) under one or more
+rem   contributor license agreements. See the NOTICE file distributed
+rem   with this work for additional information regarding copyright
+rem   ownership. The ASF licenses this file to you under the Apache
+rem   License, Version 2.0 (the "License"); you may not use this file
+rem   except in compliance with the License. You may obtain a copy of
+rem   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+rem
+@echo off
+echo "Hello world"
\ No newline at end of file
diff --git a/sal/qa/osl/process/batch.sh b/sal/qa/osl/process/batch.sh
new file mode 100755
index 0000000000..fd3828c6ae
--- /dev/null
+++ b/sal/qa/osl/process/batch.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+echo "Hello world"
\ No newline at end of file
diff --git a/sal/qa/osl/process/osl_Thread.cxx b/sal/qa/osl/process/osl_Thread.cxx
new file mode 100644
index 0000000000..0cb0e773db
--- /dev/null
+++ b/sal/qa/osl/process/osl_Thread.cxx
@@ -0,0 +1,2000 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <algorithm>
+#ifdef _WIN32
+#if !defined WIN32_LEAN_AND_MEAN
+# define WIN32_LEAN_AND_MEAN
+#endif
+#include <windows.h>
+#endif
+
+// include files
+
+#include <sal/types.h>
+#include <rtl/string.hxx>
+#include <osl/thread.hxx>
+#include <osl/mutex.hxx>
+#include <osl/time.h>
+
+#include <string.h>
+#include <memory>
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#define t_print printf
+
+using namespace osl;
+
+namespace {
+
+// Small stopwatch
+class StopWatch {
+    TimeValue t1,t2;                                // Start and stoptime
+
+protected:
+    sal_Int32 m_nNanoSec;
+    sal_Int32 m_nSeconds;
+
+    bool m_bIsValid;                                   // TRUE, when started and stopped
+    bool m_bIsRunning;                                 // TRUE, when started
+
+public:
+    StopWatch();
+
+    void start();                                 // Starts time
+    void stop();                                  // Stops time
+
+    double getSeconds() const;
+    double getTenthSec() const;
+};
+
+}
+
+// ================================= Stop Watch =================================
+
+// A small stopwatch for internal use
+// (c) Lars Langhans 29.12.1996 22:10
+
+StopWatch::StopWatch()
+    : m_nNanoSec(0)
+    , m_nSeconds(0)
+    , m_bIsValid(false)
+    , m_bIsRunning(false)
+{
+    t1.Seconds = 0;
+    t1.Nanosec = 0;
+    t2.Seconds = 0;
+    t2.Nanosec = 0;
+}
+
+void StopWatch::start()
+{
+// pre: %
+// post: Start Timer
+
+    m_bIsValid = false;
+    m_bIsRunning = true;
+    osl_getSystemTime( &t1 );
+    t_print("# %u %u nsecs\n", static_cast<unsigned>(t1.Seconds), static_cast<unsigned>(t1.Nanosec));
+    // gettimeofday(&t1, 0);
+}
+
+void StopWatch::stop()
+{
+// pre: Timer should be started
+// post: Timer will stopped
+
+    osl_getSystemTime( &t2 );
+    t_print("# %u %u nsecs\n", static_cast<unsigned>(t2.Seconds), static_cast<unsigned>(t2.Nanosec));
+
+    if (m_bIsRunning)
+    {                                // check if started.
+        m_nSeconds = static_cast<sal_Int32>(t2.Seconds) - static_cast<sal_Int32>(t1.Seconds);
+        if ( t2.Nanosec > t1.Nanosec )
+            m_nNanoSec = static_cast<sal_Int32>(t2.Nanosec) - static_cast<sal_Int32>(t1.Nanosec);
+        else
+        {
+            m_nNanoSec = 1000000000 + static_cast<sal_Int32>(t2.Nanosec) - static_cast<sal_Int32>(t1.Nanosec);
+            m_nSeconds -= 1;
+        }
+        t_print("# %u %u nsecs\n", static_cast<unsigned>(m_nSeconds), static_cast<unsigned>(m_nNanoSec) );
+        m_bIsValid = true;
+        m_bIsRunning = false;
+    }
+}
+
+double StopWatch::getSeconds() const
+{
+// pre: valid = TRUE
+// BACK: time in seconds
+
+    double nValue = 0.0;
+    if (m_bIsValid)
+    {
+        nValue = double(m_nNanoSec) / 1000000000.0 + m_nSeconds; // milli micro nano
+    }
+    return nValue;
+}
+
+double StopWatch::getTenthSec() const
+{
+    double nValue = 0.0;
+    if (m_bIsValid)
+    {
+        nValue = double(m_nNanoSec) / 100000000.0 + m_nSeconds * 10;
+    }
+    return nValue ;
+}
+
+namespace {
+
+template <class T>
+class ThreadSafeValue
+{
+    T   m_nFlag;
+    Mutex   m_aMutex;
+public:
+    explicit ThreadSafeValue(T n = 0): m_nFlag(n) {}
+    T getValue()
+        {
+            //block if already acquired by another thread.
+            osl::MutexGuard g(m_aMutex);
+            return m_nFlag;
+        }
+    void incValue()
+        {
+            //only one thread operate on the flag.
+            osl::MutexGuard g(m_aMutex);
+            m_nFlag++;
+        }
+    void acquire() {m_aMutex.acquire();}
+    void release() {m_aMutex.release();}
+};
+
+}
+
+namespace ThreadHelper
+{
+    static void thread_sleep_tenth_sec(sal_Int32 _nTenthSec)
+    {
+        osl::Thread::wait(std::chrono::milliseconds(_nTenthSec * 100));
+    }
+
+    static void outputPriority(oslThreadPriority const& _aPriority)
+    {
+        // LLA: output the priority
+        if (_aPriority == osl_Thread_PriorityHighest)
+        {
+            t_print("Prio is High\n");
+        }
+        else if (_aPriority == osl_Thread_PriorityAboveNormal)
+        {
+            t_print("Prio is above normal\n");
+        }
+        else if (_aPriority == osl_Thread_PriorityNormal)
+        {
+            t_print("Prio is normal\n");
+        }
+        else if (_aPriority == osl_Thread_PriorityBelowNormal)
+        {
+            t_print("Prio is below normal\n");
+        }
+        else if (_aPriority == osl_Thread_PriorityLowest)
+        {
+            t_print("Prio is lowest\n");
+        }
+        else
+        {
+            t_print("Prio is unknown\n");
+        }
+    }
+}
+
+namespace {
+
+/** Simple thread for testing Thread-create.
+
+    Just add 1 of value 0, and after running, result is 1.
+ */
+class myThread : public Thread
+{
+    ThreadSafeValue<sal_Int32> m_aFlag;
+public:
+    sal_Int32 getValue() { return m_aFlag.getValue(); }
+protected:
+    /** guarded value which initialized 0
+
+        @see ThreadSafeValue
+    */
+    void SAL_CALL run() override
+        {
+            while(schedule())
+            {
+                m_aFlag.incValue();
+                ThreadHelper::thread_sleep_tenth_sec(1);
+            }
+        }
+
+public:
+
+    virtual void SAL_CALL suspend() override
+        {
+            m_aFlag.acquire();
+            ::osl::Thread::suspend();
+            m_aFlag.release();
+        }
+
+    virtual ~myThread() override
+        {
+            if (isRunning())
+            {
+                t_print("error: not terminated.\n");
+            }
+        }
+
+};
+
+/** Thread which has a flag add 1 every second until 20
+ */
+class OCountThread : public Thread
+{
+    ThreadSafeValue<sal_Int32> m_aFlag;
+public:
+    OCountThread() : m_nWaitSec(0)
+        {
+            t_print("new OCountThread thread %u!\n", static_cast<unsigned>(getIdentifier()));
+        }
+    sal_Int32 getValue() { return m_aFlag.getValue(); }
+
+    void setWait(sal_Int32 nSec)
+        {
+            m_nWaitSec = nSec;
+            //m_bWait = sal_True;
+        }
+
+    virtual void SAL_CALL suspend() override
+        {
+            m_aFlag.acquire();
+            ::osl::Thread::suspend();
+            m_aFlag.release();
+        }
+
+protected:
+    //sal_Bool m_bWait;
+    sal_Int32 m_nWaitSec;
+
+    void SAL_CALL run() override
+        {
+            /// if the thread should terminate, schedule return false
+            while (m_aFlag.getValue() < 20 && schedule())
+            {
+                m_aFlag.incValue();
+                ThreadHelper::thread_sleep_tenth_sec(1);
+
+                if (m_nWaitSec != 0)
+                {
+                    TimeValue nTV;
+                    nTV.Seconds = m_nWaitSec / 10 ;
+                    nTV.Nanosec = ( m_nWaitSec%10 ) * 100000000 ;
+                    wait( nTV );
+                    m_nWaitSec = 0;
+                }
+            }
+        }
+    void SAL_CALL onTerminated() override
+        {
+            t_print("normally terminate this thread %u!\n", static_cast<unsigned>(getIdentifier()));
+        }
+public:
+
+    virtual ~OCountThread() override
+        {
+            if (isRunning())
+            {
+                t_print("error: not terminated.\n");
+            }
+        }
+
+};
+
+/** no call schedule in the run method
+*/
+class ONoScheduleThread : public Thread
+{
+    ThreadSafeValue<sal_Int32> m_aFlag;
+public:
+    sal_Int32 getValue() { return m_aFlag.getValue(); }
+
+    virtual void SAL_CALL suspend() override
+        {
+            m_aFlag.acquire();
+            ::osl::Thread::suspend();
+            m_aFlag.release();
+        }
+protected:
+    void SAL_CALL run() override
+        {
+            while (m_aFlag.getValue() < 10)
+            {
+                m_aFlag.incValue();
+                ThreadHelper::thread_sleep_tenth_sec(1);
+            }
+        }
+    void SAL_CALL onTerminated() override
+        {
+            t_print("normally terminate this thread %u!\n", static_cast<unsigned>(getIdentifier()));
+        }
+public:
+    ONoScheduleThread()
+        {
+                t_print("new thread id %u!\n", static_cast<unsigned>(getIdentifier()));
+        }
+    virtual ~ONoScheduleThread() override
+        {
+            if (isRunning())
+            {
+                t_print("error: not terminated.\n");
+            }
+        }
+
+};
+
+
+class OAddThread : public Thread
+{
+    ThreadSafeValue<sal_Int32> m_aFlag;
+public:
+    //oslThreadIdentifier m_id, m_CurId;
+    OAddThread(){}
+    sal_Int32 getValue() { return m_aFlag.getValue(); }
+
+    virtual void SAL_CALL suspend() override
+        {
+            m_aFlag.acquire();
+            ::osl::Thread::suspend();
+            m_aFlag.release();
+        }
+protected:
+    void SAL_CALL run() override
+        {
+            //if the thread should terminate, schedule return false
+            while (schedule())
+            {
+                m_aFlag.incValue();
+            }
+        }
+    void SAL_CALL onTerminated() override
+        {
+            // t_print("normally terminate this thread %d!\n", getIdentifier());
+        }
+public:
+
+    virtual ~OAddThread() override
+        {
+            if (isRunning())
+            {
+                // t_print("error: not terminated.\n");
+            }
+        }
+
+};
+
+}
+
+namespace osl_Thread
+{
+
+    static void resumeAndWaitThread(Thread* _pThread)
+    {
+        // This function starts a thread, wait a second and suspends the thread
+        // Due to the fact, that a suspend and never run thread never really exists.
+
+        // Note: on UNX, after createSuspended, and then terminate the thread, it performs well;
+        // while on Windows, after createSuspended, the thread can not terminate, wait endlessly,
+        // so here call resume at first, then call terminate.
+#ifdef _WIN32
+        t_print("resumeAndWaitThread\n");
+        _pThread->resume();
+        ThreadHelper::thread_sleep_tenth_sec(1);
+#else
+        _pThread->resume();
+#endif
+    }
+
+    // kill a running thread and join it, if it has terminated, do nothing
+    static void termAndJoinThread(Thread* _pThread)
+    {
+        _pThread->terminate();
+
+// LLA: Windows feature???, a suspended thread can not terminated, so we have to weak it up
+#ifdef _WIN32
+        _pThread->resume();
+        ThreadHelper::thread_sleep_tenth_sec(1);
+#endif
+        t_print("#wait for join.\n");
+        _pThread->join();
+    }
+/** Test of the osl::Thread::create method
+ */
+
+    class create : public CppUnit::TestFixture
+    {
+    public:
+        /** Simple create a thread.
+
+            Create a simple thread, it just does add 1 to value(which initialized 0),
+            if the thread run, the value should be 1.
+        */
+        void create_001()
+            {
+                myThread* newthread = new myThread;
+                bool bRes = newthread->create();
+                CPPUNIT_ASSERT_MESSAGE("Can not creates a new thread!\n", bRes);
+
+                ThreadHelper::thread_sleep_tenth_sec(1);        // wait short
+                bool isRunning = newthread->isRunning();    // check if thread is running
+                /// wait for the new thread to assure it has run
+                ThreadHelper::thread_sleep_tenth_sec(3);
+                sal_Int32 nValue = newthread->getValue();
+                /// to assure the new thread has terminated
+                termAndJoinThread(newthread);
+                delete newthread;
+
+                t_print("   nValue = %d\n", static_cast<int>(nValue));
+                t_print("isRunning = %s\n", isRunning ? "true" : "false");
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a new thread",
+                    nValue >= 1
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a new thread",
+                    isRunning
+                    );
+
+            }
+
+        /** only one running thread per instance, return false if create secondly
+         */
+        void create_002()
+            {
+                myThread* newthread = new myThread;
+                bool res1 = newthread->create();
+                bool res2 = newthread->create();
+                t_print("In non pro, an assertion should occurred. This behaviour is right.\n");
+                termAndJoinThread(newthread);
+                delete newthread;
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a new thread: can not create two threads per instance",
+                    res1
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a new thread: can not create two threads per instance",
+                    !res2
+                    );
+
+            }
+
+        CPPUNIT_TEST_SUITE(create);
+        CPPUNIT_TEST(create_001);
+        CPPUNIT_TEST(create_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class create
+
+    /** Test of the osl::Thread::createSuspended method
+    */
+    class createSuspended : public CppUnit::TestFixture
+    {
+    public:
+        /** Create a suspended thread, use the same class as create_001
+
+            after create, wait enough time, check the value, if it's still the initial value, pass
+        */
+        void createSuspended_001()
+            {
+                myThread* newthread = new myThread;
+                bool bRes = newthread->createSuspended();
+                CPPUNIT_ASSERT_MESSAGE("Can not creates a new thread!", bRes);
+
+                ThreadHelper::thread_sleep_tenth_sec(1);
+                bool isRunning = newthread->isRunning();
+                ThreadHelper::thread_sleep_tenth_sec(3);
+                sal_Int32 nValue = newthread->getValue();
+
+                resumeAndWaitThread(newthread);
+
+                termAndJoinThread(newthread);
+                delete newthread;
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "Creates a new suspended thread",
+                    sal_Int32(0), nValue
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a new suspended thread",
+                    isRunning
+                    );
+            }
+
+        void createSuspended_002()
+            {
+                myThread* newthread = new myThread;
+                bool res1 = newthread->createSuspended();
+                bool res2 = newthread->createSuspended();
+
+                resumeAndWaitThread(newthread);
+
+                termAndJoinThread(newthread);
+
+                delete newthread;
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a new thread: can not create two threads per instance",
+                    res1
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a new thread: can not create two threads per instance",
+                    !res2
+                    );
+            }
+
+        CPPUNIT_TEST_SUITE(createSuspended);
+        CPPUNIT_TEST(createSuspended_001);
+        // LLA: Deadlocked!!!
+        CPPUNIT_TEST(createSuspended_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class createSuspended
+
+    /** when the count value equal to or more than 3, suspend the thread.
+    */
+    static void suspendCountThread(OCountThread* _pCountThread)
+    {
+        sal_Int32 nValue = 0;
+        while (true)
+        {
+            nValue = _pCountThread->getValue();
+            if (nValue >= 3)
+            {
+                _pCountThread->suspend();
+                break;
+            }
+        }
+    }
+
+    /** Test of the osl::Thread::suspend method
+    */
+    class suspend : public CppUnit::TestFixture
+    {
+    public:
+        /** Use a thread which has a flag added 1 every second
+
+            ALGORITHM:
+            create the thread, after running special time, record value of flag, then suspend it,
+            wait a long time, check the flag, if it remains unchanged during suspending
+        */
+        void suspend_001()
+            {
+                OCountThread* aCountThread = new OCountThread();
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+                // the thread run for some seconds, but not terminate
+                suspendCountThread( aCountThread );
+
+                // the value just after calling suspend
+                sal_Int32 nValue = aCountThread->getValue();       // (2)
+
+                ThreadHelper::thread_sleep_tenth_sec(3);
+
+                // the value after waiting 3 seconds
+                sal_Int32 nLaterValue = aCountThread->getValue();    // (3)
+
+                resumeAndWaitThread(aCountThread);
+                termAndJoinThread(aCountThread);
+                delete aCountThread;
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Suspend the thread",
+                    bRes
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "Suspend the thread",
+                    nValue, nLaterValue
+                    );
+
+            }
+
+        CPPUNIT_TEST_SUITE(suspend);
+        CPPUNIT_TEST(suspend_001);
+        // LLA: Deadlocked!!!
+        // CPPUNIT_TEST(createSuspended_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class suspend
+
+    /** Test of the osl::Thread::resume method
+    */
+    class resume : public CppUnit::TestFixture
+    {
+    public:
+        /** check if the thread run samely as usual after suspend and resume
+
+            ALGORITHM:
+            compare the values before and after suspend, they should be same,
+            then compare values before and after resume, the difference should be same as the sleep seconds number
+        */
+        void resume_001()
+            {
+                OCountThread* pCountThread = new OCountThread();
+                bool bRes = pCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                suspendCountThread(pCountThread);
+
+                sal_Int32 nSuspendValue = pCountThread->getValue();  // (2)
+                // suspend for 3 seconds
+                ThreadHelper::thread_sleep_tenth_sec(3);
+                pCountThread->resume();
+
+                ThreadHelper::thread_sleep_tenth_sec(3);
+                sal_Int32 nResumeValue = pCountThread->getValue();
+
+                ThreadHelper::thread_sleep_tenth_sec(3);
+                sal_Int32 nLaterValue = pCountThread->getValue();
+
+                termAndJoinThread(pCountThread);
+                delete pCountThread;
+
+                t_print("SuspendValue: %d\n", static_cast<int>(nSuspendValue));
+                t_print("ResumeValue:  %d\n", static_cast<int>(nResumeValue));
+                t_print("LaterValue:   %d\n", static_cast<int>(nLaterValue));
+
+                /* LLA: this assumption is no longer relevant: nResumeValue ==  nSuspendValue && */
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Suspend then resume the thread",
+                    nLaterValue >= 9
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Suspend then resume the thread",
+                    nResumeValue > nSuspendValue
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Suspend then resume the thread",
+                    nLaterValue > nResumeValue
+                    );
+
+            }
+
+        /** Create a suspended thread then resume, check if the thread has run
+         */
+        void resume_002()
+            {
+                myThread* newthread = new myThread;
+                bool bRes = newthread->createSuspended();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't create thread!", bRes );
+
+                newthread->resume();
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                sal_Int32 nValue = newthread->getValue();
+
+                termAndJoinThread(newthread);
+                delete newthread;
+
+                t_print("   nValue = %d\n", static_cast<int>(nValue));
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Creates a suspended thread, then resume",
+                    nValue >= 1
+                    );
+            }
+
+        CPPUNIT_TEST_SUITE(resume);
+        CPPUNIT_TEST(resume_001);
+        CPPUNIT_TEST(resume_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class resume
+
+    /** Test of the osl::Thread::terminate method
+    */
+    class terminate : public CppUnit::TestFixture
+    {
+    public:
+        /** Check after call terminate if the running thread running go on executing
+
+            ALGORITHM:
+            before and after call terminate, the values should be the same
+        */
+        void terminate_001()
+            {
+                OCountThread* aCountThread = new OCountThread();
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                sal_Int32 nValue = aCountThread->getValue();
+                aCountThread->terminate();
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                sal_Int32 nLaterValue = aCountThread->getValue();
+
+                // isRunning should be false after terminate
+                bool isRunning = aCountThread->isRunning();
+                aCountThread->join();
+                delete aCountThread;
+
+                t_print("     nValue = %d\n", static_cast<int>(nValue));
+                t_print("nLaterValue = %d\n", static_cast<int>(nLaterValue));
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Terminate the thread",
+                    !isRunning
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Terminate the thread",
+                    nLaterValue >= nValue
+                    );
+            }
+        /** Check if a suspended thread will terminate after call terminate, different on w32 and on UNX
+         */
+        void terminate_002()
+            {
+                OCountThread* aCountThread = new OCountThread();
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                ThreadHelper::thread_sleep_tenth_sec(1);
+                suspendCountThread(aCountThread);
+                sal_Int32 nValue = aCountThread->getValue();
+
+                // seems a suspended thread can not be terminated on W32, while on Solaris can
+                resumeAndWaitThread(aCountThread);
+
+                ThreadHelper::thread_sleep_tenth_sec(2);
+
+                termAndJoinThread(aCountThread);
+                sal_Int32 nLaterValue = aCountThread->getValue();
+                delete aCountThread;
+
+                t_print("     nValue = %d\n", static_cast<int>(nValue));
+                t_print("nLaterValue = %d\n", static_cast<int>(nLaterValue));
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Suspend then resume the thread",
+                    nLaterValue > nValue );
+            }
+
+        CPPUNIT_TEST_SUITE(terminate);
+        CPPUNIT_TEST(terminate_001);
+        CPPUNIT_TEST(terminate_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class terminate
+
+    /** Test of the osl::Thread::join method
+    */
+    class join : public CppUnit::TestFixture
+    {
+    public:
+        /** Check after call terminate if the thread running function will not go on executing
+
+            the next statement after join will not exec before the thread terminates
+            ALGORITHM:
+            recode system time at the beginning of the thread run, call join, then record system time again,
+            the difference of the two times should be equal or more than 20 seconds, the CountThread normally terminates
+        */
+        void join_001()
+            {
+                OCountThread *aCountThread = new OCountThread();
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                StopWatch aStopWatch;
+                aStopWatch.start();
+                // TimeValue aTimeVal_befor;
+                // osl_getSystemTime( &aTimeVal_befor );
+                //t_print("#join:the system time is %d,%d\n", pTimeVal_befor->Seconds,pTimeVal_befor->Nanosec);
+
+                aCountThread->join();
+
+                //the below line will be executed after aCountThread terminate
+                // TimeValue aTimeVal_after;
+                // osl_getSystemTime( &aTimeVal_after );
+                aStopWatch.stop();
+                // sal_uInt32 nSec  = aTimeVal_after.Seconds - aTimeVal_befor.Seconds;
+                double nSec = aStopWatch.getSeconds();
+                t_print("join_001 nSec=%f\n", nSec);
+                delete aCountThread;
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Join the thread: after the thread terminate",
+                    nSec >= 2
+                    );
+
+            }
+        /** after terminated by another thread, join exited immediately
+
+            ALGORITHM:
+            terminate the thread when value>=3, call join, check the beginning time and time after join,
+            the difference should be 3 seconds, join costs little time
+        */
+        void join_002()
+            {
+                OCountThread *aCountThread = new OCountThread();
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                //record the time when the running begin
+                // TimeValue aTimeVal_befor;
+                // osl_getSystemTime( &aTimeVal_befor );
+                StopWatch aStopWatch;
+                aStopWatch.start();
+
+                ThreadHelper::thread_sleep_tenth_sec(10);
+                termAndJoinThread(aCountThread);
+
+                //the below line will be executed after aCountThread terminate
+                // TimeValue aTimeVal_after;
+                // osl_getSystemTime( &aTimeVal_after );
+                // sal_uInt32 nSec  = aTimeVal_after.Seconds - aTimeVal_befor.Seconds;
+                aStopWatch.stop();
+                double nSec = aStopWatch.getSeconds();
+                t_print("join_002 nSec=%f\n", nSec);
+
+                delete aCountThread;
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Join the thread: after thread terminate by another thread",
+                    nSec >= 1
+                    );
+            }
+
+        CPPUNIT_TEST_SUITE(join);
+        CPPUNIT_TEST(join_001);
+        CPPUNIT_TEST(join_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class join
+
+    /** Test of the osl::Thread::isRunning method
+    */
+    class isRunning : public CppUnit::TestFixture
+    {
+    public:
+        void isRunning_001()
+            {
+                OCountThread *aCountThread = new OCountThread();
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                bool bRun = aCountThread->isRunning();
+
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                termAndJoinThread(aCountThread);
+                bool bTer = aCountThread->isRunning();
+                delete aCountThread;
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Test isRunning",
+                    bRun
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Test isRunning",
+                    !bTer
+                    );
+            }
+        /** check the value of isRunning when suspending and after resume
+         */
+        void isRunning_002()
+            {
+                OCountThread *aCountThread = new OCountThread();
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                // sal_Bool bRunning = aCountThread->isRunning();
+                // sal_Int32 nValue = 0;
+                suspendCountThread(aCountThread);
+
+                bool bRunning_sup = aCountThread->isRunning();
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                aCountThread->resume();
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                bool bRunning_res = aCountThread->isRunning();
+                termAndJoinThread(aCountThread);
+                bool bRunning_ter = aCountThread->isRunning();
+                delete aCountThread;
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Test isRunning",
+                    bRes );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Test isRunning",
+                    bRunning_sup );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Test isRunning",
+                    bRunning_res );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Test isRunning",
+                    !bRunning_ter );
+
+            }
+
+        CPPUNIT_TEST_SUITE(isRunning);
+        CPPUNIT_TEST(isRunning_001);
+        CPPUNIT_TEST(isRunning_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class isRunning
+
+    /// check osl::Thread::setPriority
+    class setPriority : public CppUnit::TestFixture
+    {
+    public:
+        // insert your test code here.
+        OString getPrioName(oslThreadPriority _aPriority)
+            {
+                OString sPrioStr;
+                switch (_aPriority)
+                {
+                case osl_Thread_PriorityHighest:
+                    sPrioStr = "Highest"_ostr;
+                    break;
+
+                case osl_Thread_PriorityAboveNormal:
+                    sPrioStr = "AboveNormal"_ostr;
+                    break;
+
+                case osl_Thread_PriorityNormal:
+                    sPrioStr = "Normal"_ostr;
+                    break;
+
+                case osl_Thread_PriorityBelowNormal:
+                    sPrioStr = "BelowNormal"_ostr;
+                    break;
+
+                case osl_Thread_PriorityLowest:
+                    sPrioStr = "Lowest"_ostr;
+                    break;
+                default:
+                    sPrioStr = "unknown"_ostr;
+                }
+                return sPrioStr;
+            }
+
+        /** check 2 threads.
+
+            ALGORITHM:
+            Here the function should show, that 2 different threads,
+            which only increase a value, should run at the same time with same prio.
+            The test fails, if the difference between the two values is more than 5%
+            but IMHO this isn't a failure, it's only a feature of the OS.
+        */
+
+        void check2Threads(oslThreadPriority _aPriority)
+            {
+                // initial 5 threads with different priorities
+                OAddThread* pThread = new OAddThread();
+                OAddThread* p2Thread = new OAddThread();
+
+                //Create them and start running at the same time
+                pThread->create();
+                pThread->setPriority(_aPriority);
+                p2Thread->create();
+                p2Thread->setPriority(_aPriority);
+
+                ThreadHelper::thread_sleep_tenth_sec(5);
+
+                pThread->terminate();
+                p2Thread->terminate();
+
+                sal_Int32 nValueNormal = pThread->getValue();
+
+                sal_Int32 nValueNormal2 = p2Thread->getValue();
+
+                OString sPrio = getPrioName(_aPriority);
+                t_print("After 10 tenth seconds\n");
+
+                t_print("nValue in %s Prio Thread is  %d\n",sPrio.getStr(), static_cast<int>(nValueNormal));
+                t_print("nValue in %s Prio Thread is %d\n", sPrio.getStr(), static_cast<int>(nValueNormal2));
+
+                // ThreadHelper::thread_sleep_tenth_sec(1);
+                pThread->join();
+                p2Thread->join();
+
+                delete pThread;
+                delete p2Thread;
+
+                sal_Int32 nDelta = abs(nValueNormal - nValueNormal2);
+                double nQuotient = std::max(nValueNormal, nValueNormal2);
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Quotient is zero, which means, there exist no right values.",
+                    nQuotient != 0
+                    );
+                double nDeltaPercent = nDelta / nQuotient * 100;
+
+                t_print("Delta value %d, percent %f\n", static_cast<int>(nDelta), nDeltaPercent);
+
+                // LLA: it's not a bug if the current OS is not able to handle thread scheduling right and good.
+                // like Windows XP
+                // LLA: CPPUNIT_ASSERT_MESSAGE(
+                // LLA:     "Run 2 normal threads, the count diff more than 5 percent.",
+                // LLA:     nDeltaPercent <= 5
+                // LLA:     );
+            }
+
+        void setPriority_001_1()
+            {
+                check2Threads(osl_Thread_PriorityHighest);
+            }
+        void setPriority_001_2()
+            {
+                check2Threads(osl_Thread_PriorityAboveNormal);
+            }
+        void setPriority_001_3()
+            {
+                check2Threads(osl_Thread_PriorityNormal);
+            }
+        void setPriority_001_4()
+            {
+                check2Threads(osl_Thread_PriorityBelowNormal);
+            }
+        void setPriority_001_5()
+            {
+                check2Threads(osl_Thread_PriorityLowest);
+            }
+
+        void setPriority_002()
+            {
+                // initial 5 threads with different priorities
+
+                OAddThread aHighestThread;
+                OAddThread aAboveNormalThread;
+                OAddThread aNormalThread;
+                //OAddThread *aBelowNormalThread = new OAddThread();
+                //OAddThread *aLowestThread = new OAddThread();
+
+                //Create them and start running at the same time
+                aHighestThread.createSuspended();
+                aHighestThread.setPriority(osl_Thread_PriorityHighest);
+
+                aAboveNormalThread.createSuspended();
+                aAboveNormalThread.setPriority(osl_Thread_PriorityAboveNormal);
+
+                aNormalThread.createSuspended();
+                aNormalThread.setPriority(osl_Thread_PriorityNormal);
+                /*aBelowNormalThread->create();
+                  aBelowNormalThread->setPriority(osl_Thread_PriorityBelowNormal);
+                  aLowestThread->create();
+                  aLowestThread->setPriority(osl_Thread_PriorityLowest);
+                */
+
+                aHighestThread.resume();
+                aAboveNormalThread.resume();
+                aNormalThread.resume();
+
+                ThreadHelper::thread_sleep_tenth_sec(5);
+
+                aHighestThread.suspend();
+                aAboveNormalThread.suspend();
+                aNormalThread.suspend();
+
+                termAndJoinThread(&aNormalThread);
+                termAndJoinThread(&aAboveNormalThread);
+                termAndJoinThread(&aHighestThread);
+                //aBelowNormalThread->terminate();
+                //aLowestThread->terminate();
+
+                sal_Int32 nValueHighest = aHighestThread.getValue();
+
+                sal_Int32 nValueAboveNormal = aAboveNormalThread.getValue();
+
+                sal_Int32 nValueNormal = aNormalThread.getValue();
+
+                t_print("After 10 tenth seconds\n");
+                t_print("nValue in Highest Prio Thread is %d\n", static_cast<int>(nValueHighest));
+                t_print("nValue in AboveNormal Prio Thread is %d\n", static_cast<int>(nValueAboveNormal));
+                t_print("nValue in Normal Prio Thread is %d\n", static_cast<int>(nValueNormal));
+
+#ifndef _WIN32
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueHighest     > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueAboveNormal > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueNormal > 0
+                    );
+#endif
+            }
+
+        void setPriority_003()
+            {
+                // initial 5 threads with different priorities
+                OAddThread pHighestThread;
+                OAddThread pAboveNormalThread;
+                OAddThread pNormalThread;
+                OAddThread pBelowNormalThread;
+                OAddThread pLowestThread;
+
+                //Create them and start running at the same time
+                pHighestThread.createSuspended();
+                pHighestThread.setPriority(osl_Thread_PriorityHighest);
+
+                pAboveNormalThread.createSuspended();
+                pAboveNormalThread.setPriority(osl_Thread_PriorityAboveNormal);
+
+                pNormalThread.createSuspended();
+                pNormalThread.setPriority(osl_Thread_PriorityNormal);
+
+                pBelowNormalThread.createSuspended();
+                pBelowNormalThread.setPriority(osl_Thread_PriorityBelowNormal);
+
+                pLowestThread.createSuspended();
+                pLowestThread.setPriority(osl_Thread_PriorityLowest);
+
+                pHighestThread.resume();
+                pAboveNormalThread.resume();
+                pNormalThread.resume();
+                pBelowNormalThread.resume();
+                pLowestThread.resume();
+
+                ThreadHelper::thread_sleep_tenth_sec(5);
+
+                pHighestThread.suspend();
+                pAboveNormalThread.suspend();
+                pNormalThread.suspend();
+                pBelowNormalThread.suspend();
+                pLowestThread.suspend();
+
+                termAndJoinThread(&pHighestThread);
+                termAndJoinThread(&pAboveNormalThread);
+                termAndJoinThread(&pNormalThread);
+                termAndJoinThread(&pBelowNormalThread);
+                termAndJoinThread(&pLowestThread);
+
+                sal_Int32 nValueHighest = pHighestThread.getValue();
+
+                sal_Int32 nValueAboveNormal = pAboveNormalThread.getValue();
+
+                sal_Int32 nValueNormal = pNormalThread.getValue();
+
+                sal_Int32 nValueBelowNormal = pBelowNormalThread.getValue();
+
+                sal_Int32 nValueLowest = pLowestThread.getValue();
+
+                t_print("After 10 tenth seconds\n");
+                t_print("nValue in Highest Prio Thread is     %d\n", static_cast<int>(nValueHighest));
+                t_print("nValue in AboveNormal Prio Thread is %d\n", static_cast<int>(nValueAboveNormal));
+                t_print("nValue in Normal Prio Thread is      %d\n", static_cast<int>(nValueNormal));
+                t_print("nValue in BelowNormal Prio Thread is %d\n", static_cast<int>(nValueBelowNormal));
+                t_print("nValue in Lowest Prio Thread is      %d\n", static_cast<int>(nValueLowest));
+
+#ifndef _WIN32
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueHighest     > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueAboveNormal > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueNormal      > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueBelowNormal > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueLowest      > 0
+                    );
+#endif
+            }
+
+        void setPriority_004()
+            {
+                // initial 5 threads with different priorities
+                // OAddThread *pHighestThread = new OAddThread();
+                OAddThread pAboveNormalThread;
+                OAddThread pNormalThread;
+                OAddThread pBelowNormalThread;
+                OAddThread pLowestThread;
+
+                //Create them and start running at the same time
+                // pHighestThread->createSuspended();
+                // pHighestThread->setPriority(osl_Thread_PriorityHighest);
+
+                pAboveNormalThread.createSuspended();
+                pAboveNormalThread.setPriority(osl_Thread_PriorityAboveNormal);
+
+                pNormalThread.createSuspended();
+                pNormalThread.setPriority(osl_Thread_PriorityNormal);
+
+                pBelowNormalThread.createSuspended();
+                pBelowNormalThread.setPriority(osl_Thread_PriorityBelowNormal);
+
+                pLowestThread.createSuspended();
+                pLowestThread.setPriority(osl_Thread_PriorityLowest);
+
+                // pHighestThread->resume();
+                pAboveNormalThread.resume();
+                pNormalThread.resume();
+                pBelowNormalThread.resume();
+                pLowestThread.resume();
+
+                ThreadHelper::thread_sleep_tenth_sec(5);
+
+                // pHighestThread->suspend();
+                pAboveNormalThread.suspend();
+                pNormalThread.suspend();
+                pBelowNormalThread.suspend();
+                pLowestThread.suspend();
+
+                // termAndJoinThread(pHighestThread);
+                termAndJoinThread(&pAboveNormalThread);
+                termAndJoinThread(&pNormalThread);
+                termAndJoinThread(&pBelowNormalThread);
+                termAndJoinThread(&pLowestThread);
+
+                // sal_Int32 nValueHighest  = 0;
+                // nValueHighest =  pHighestThread->getValue();
+
+                sal_Int32 nValueAboveNormal = pAboveNormalThread.getValue();
+
+                sal_Int32 nValueNormal = pNormalThread.getValue();
+
+                sal_Int32 nValueBelowNormal = pBelowNormalThread.getValue();
+
+                sal_Int32 nValueLowest = pLowestThread.getValue();
+
+                t_print("After 5 tenth seconds\n");
+                t_print("nValue in AboveNormal Prio Thread is %d\n", static_cast<int>(nValueAboveNormal));
+                t_print("nValue in Normal Prio Thread is      %d\n", static_cast<int>(nValueNormal));
+                t_print("nValue in BelowNormal Prio Thread is %d\n", static_cast<int>(nValueBelowNormal));
+                t_print("nValue in Lowest Prio Thread is      %d\n", static_cast<int>(nValueLowest));
+
+                // delete pHighestThread;
+
+#ifndef _WIN32
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    /* nValueHighest     > 0 &&  */
+                    nValueAboveNormal > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueNormal      > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueBelowNormal > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueLowest      > 0
+                    );
+#endif
+            }
+        void setPriority_005()
+            {
+                // initial 5 threads with different priorities
+                // OAddThread *pHighestThread = new OAddThread();
+                // OAddThread *pAboveNormalThread = new OAddThread();
+                OAddThread pNormalThread;
+                OAddThread pBelowNormalThread;
+                OAddThread pLowestThread;
+
+                //Create them and start running at the same time
+                // pHighestThread->createSuspended();
+                // pHighestThread->setPriority(osl_Thread_PriorityHighest);
+
+                // pAboveNormalThread->createSuspended();
+                // pAboveNormalThread->setPriority(osl_Thread_PriorityAboveNormal);
+
+                pNormalThread.createSuspended();
+                pNormalThread.setPriority(osl_Thread_PriorityNormal);
+
+                pBelowNormalThread.createSuspended();
+                pBelowNormalThread.setPriority(osl_Thread_PriorityBelowNormal);
+
+                pLowestThread.createSuspended();
+                pLowestThread.setPriority(osl_Thread_PriorityLowest);
+
+                // pHighestThread->resume();
+                // pAboveNormalThread->resume();
+                pNormalThread.resume();
+                pBelowNormalThread.resume();
+                pLowestThread.resume();
+
+                ThreadHelper::thread_sleep_tenth_sec(5);
+
+                // pHighestThread->suspend();
+                // pAboveNormalThread->suspend();
+                pNormalThread.suspend();
+                pBelowNormalThread.suspend();
+                pLowestThread.suspend();
+
+                // termAndJoinThread(pHighestThread);
+                // termAndJoinThread(pAboveNormalThread);
+                termAndJoinThread(&pNormalThread);
+                termAndJoinThread(&pBelowNormalThread);
+                termAndJoinThread(&pLowestThread);
+
+                // sal_Int32 nValueHighest  = 0;
+                // nValueHighest =  pHighestThread->getValue();
+
+                // sal_Int32 nValueAboveNormal = 0;
+                // nValueAboveNormal = pAboveNormalThread->getValue();
+
+                sal_Int32 nValueNormal = pNormalThread.getValue();
+
+                sal_Int32 nValueBelowNormal = pBelowNormalThread.getValue();
+
+                sal_Int32 nValueLowest = pLowestThread.getValue();
+
+                t_print("After 5 tenth seconds\n");
+                t_print("nValue in Normal Prio Thread is      %d\n", static_cast<int>(nValueNormal));
+                t_print("nValue in BelowNormal Prio Thread is %d\n", static_cast<int>(nValueBelowNormal));
+                t_print("nValue in Lowest Prio Thread is      %d\n", static_cast<int>(nValueLowest));
+
+#ifndef _WIN32
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    /* nValueHighest     > 0 &&  */
+                    /* nValueAboveNormal > 0 &&  */
+                    nValueNormal      > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueBelowNormal > 0
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "SetPriority",
+                    nValueLowest      > 0
+                    );
+#endif
+            }
+
+        CPPUNIT_TEST_SUITE(setPriority);
+#ifndef __sun
+        CPPUNIT_TEST(setPriority_002);
+        CPPUNIT_TEST(setPriority_003);
+        CPPUNIT_TEST(setPriority_004);
+        CPPUNIT_TEST(setPriority_005);
+#endif
+        CPPUNIT_TEST(setPriority_001_1);
+        CPPUNIT_TEST(setPriority_001_2);
+        CPPUNIT_TEST(setPriority_001_3);
+        CPPUNIT_TEST(setPriority_001_4);
+        CPPUNIT_TEST(setPriority_001_5);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class setPriority
+
+    /** Test of the osl::Thread::getPriority method
+    */
+    class getPriority : public CppUnit::TestFixture
+    {
+    public:
+        // insert your test code here.
+        void getPriority_001()
+            {
+                OAddThread *pHighestThread = new OAddThread();
+
+                //Create them and start running at the same time
+                pHighestThread->create();
+                pHighestThread->setPriority(osl_Thread_PriorityHighest);
+
+                oslThreadPriority aPriority = pHighestThread->getPriority();
+                termAndJoinThread(pHighestThread);
+                delete pHighestThread;
+
+                ThreadHelper::outputPriority(aPriority);
+
+// LLA: Priority settings may not work within some OS versions.
+#if defined(_WIN32) || defined(__sun)
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "getPriority",
+                    osl_Thread_PriorityHighest, aPriority
+                    );
+#else
+// LLA: Linux
+// NO_PTHREAD_PRIORITY ???
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "getPriority",
+                    osl_Thread_PriorityNormal, aPriority
+                    );
+#endif
+            }
+
+        CPPUNIT_TEST_SUITE(getPriority);
+        CPPUNIT_TEST(getPriority_001);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class getPriority
+
+    class getIdentifier : public CppUnit::TestFixture
+    {
+    public:
+        // initialise your test code values here.
+
+        void getIdentifier_001()
+        {
+            // insert your test code here.
+        }
+
+        CPPUNIT_TEST_SUITE(getIdentifier);
+        CPPUNIT_TEST(getIdentifier_001);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class getIdentifier
+
+    /** Test of the osl::Thread::getCurrentIdentifier method
+    */
+    class getCurrentIdentifier : public CppUnit::TestFixture
+    {
+    public:
+        void getCurrentIdentifier_001()
+        {
+            oslThreadIdentifier oId;
+            OCountThread* pCountThread = new OCountThread;
+            pCountThread->create();
+            pCountThread->setWait(3);
+            oId = Thread::getCurrentIdentifier();
+            oslThreadIdentifier oIdChild = pCountThread->getIdentifier();
+            termAndJoinThread(pCountThread);
+            delete pCountThread;
+
+            CPPUNIT_ASSERT_MESSAGE(
+                "Get the identifier for the current active thread.",
+                oId != oIdChild);
+        }
+
+        CPPUNIT_TEST_SUITE(getCurrentIdentifier);
+        CPPUNIT_TEST(getCurrentIdentifier_001);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class getCurrentIdentifier
+
+    /** Test of the osl::Thread::wait method
+    */
+    class waittest : public CppUnit::TestFixture
+    {
+    public:
+        /** call wait in the run method
+
+            ALGORITHM:
+            tested thread wait nWaitSec seconds, main thread sleep (2) seconds,
+            then terminate the tested thread, due to the fact that the thread do a sleep(1) + wait(5)
+            it's finish after 6 seconds.
+        */
+        void wait_001()
+            {
+                OCountThread *aCountThread = new OCountThread();
+                sal_Int32 nWaitSec = 5;
+                aCountThread->setWait(nWaitSec);
+                // thread runs at least 5 seconds.
+                bool bRes = aCountThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                //record the time when the running begin
+                StopWatch aStopWatch;
+                aStopWatch.start();
+
+                // wait a little bit, to let the thread the time, to start
+                ThreadHelper::thread_sleep_tenth_sec( 4 );
+
+                // if wait works,
+                // this function returns, after 4 sec. later
+                termAndJoinThread(aCountThread);
+
+                // value should be one.
+                sal_Int32 nValue = aCountThread->getValue();
+
+                aStopWatch.stop();
+
+                // sal_uInt32 nSec  = aTimeVal_after.Seconds - aTimeVal_befor.Seconds;
+                double nTenthSec = aStopWatch.getTenthSec();
+                double nSec = aStopWatch.getSeconds();
+                delete aCountThread;
+                t_print("nTenthSec = %f \n", nTenthSec);
+                t_print("nSec = %f \n", nSec);
+                t_print("nValue = %d \n",  static_cast<int>(nValue));
+
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Wait: Blocks the calling thread for the given number of time.",
+                    nTenthSec >= 5
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "Wait: Blocks the calling thread for the given number of time.",
+                    sal_Int32(1), nValue
+                    );
+
+            }
+
+        CPPUNIT_TEST_SUITE(waittest);
+        CPPUNIT_TEST(wait_001);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class waittest
+
+    /** osl::Thread::yield method: can not design good test scenario to test up to now
+    */
+    class yield : public CppUnit::TestFixture
+    {
+    public:
+        void yield_001()
+        {
+            // insert your test code here.
+        }
+
+        CPPUNIT_TEST_SUITE(yield);
+        CPPUNIT_TEST(yield_001);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class yield
+
+    /** Test of the osl::Thread::schedule method
+    */
+    class schedule : public CppUnit::TestFixture
+    {
+    public:
+
+        /** The requested thread will get terminate the next time schedule() is called.
+
+            Note: on UNX, if call suspend thread is not the to be suspended thread, the to be
+            suspended   thread will get suspended the next time schedule() is called,
+            while on w32, it's nothing with schedule.
+
+            check if suspend and terminate work well via schedule
+        */
+        void schedule_001()
+            {
+                OAddThread* aThread = new OAddThread();
+                bool bRes = aThread->create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                aThread->suspend();
+                ThreadHelper::thread_sleep_tenth_sec(1);
+                sal_Int32 nValue = aThread->getValue();
+                ThreadHelper::thread_sleep_tenth_sec(3);
+                sal_Int32 nLaterValue = aThread->getValue();
+                // resumeAndWaitThread(aThread);
+                t_print("      value = %d\n", static_cast<int>(nValue));
+                t_print("later value = %d\n", static_cast<int>(nLaterValue));
+                // if value and latervalue not equal, then the thread would not suspended
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "Schedule: suspend works.",
+                    nValue, nLaterValue
+                    );
+
+                aThread->resume();
+                ThreadHelper::thread_sleep_tenth_sec(2);
+
+                aThread->terminate();
+                sal_Int32 nValue_term = aThread->getValue();
+
+                aThread->join();
+                sal_Int32 nValue_join = aThread->getValue();
+
+                t_print("value after term = %d\n", static_cast<int>(nValue_term));
+                t_print("value after join = %d\n", static_cast<int>(nValue_join));
+
+                // nValue_term and nValue_join should be the same
+                // but should be differ from nValue
+
+                delete aThread;
+                //check if thread really terminate after call terminate, if join immediately return
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Schedule: Returns False if the thread should terminate.",
+                    nValue_join -  nValue_term <= 1
+                    );
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Schedule: Returns False if the thread should terminate.",
+                    nValue_join -  nValue_term >= 0
+                    );
+
+            }
+
+        /** design a thread that has not call schedule in the workfunction--run method
+         */
+        void schedule_002()
+            {
+                ONoScheduleThread aThread; // this thread runs 10 sec. (no schedule() used)
+                bool bRes = aThread.create();
+                CPPUNIT_ASSERT_MESSAGE ( "Can't start thread!", bRes );
+
+                ThreadHelper::thread_sleep_tenth_sec(2);
+                aThread.suspend();
+                sal_Int32 nValue = aThread.getValue();
+
+                ThreadHelper::thread_sleep_tenth_sec(3);
+                sal_Int32 nLaterValue = aThread.getValue();
+                ThreadHelper::thread_sleep_tenth_sec(5);
+
+                resumeAndWaitThread(&aThread);
+
+                t_print("      value = %d\n", static_cast<int>(nValue));
+                t_print("later value = %d\n", static_cast<int>(nLaterValue));
+
+                //On windows, suspend works, so the values are same
+#ifdef _WIN32
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "Schedule: don't schedule in thread run method, suspend works.",
+                    nValue, nLaterValue
+                    );
+#endif
+
+                //On UNX, suspend does not work, so the difference of the values equals to sleep seconds number
+#ifdef UNX
+                aThread.resume();
+                CPPUNIT_ASSERT_MESSAGE(
+                    "Schedule: don't schedule in thread run method, suspend does not work too.",
+                    nLaterValue > nValue
+                    );
+#endif
+
+                // terminate will not work if no schedule in thread's work function
+                termAndJoinThread(&aThread);
+                sal_Int32 nValue_term = aThread.getValue();
+
+                t_print(" value term = %d\n", static_cast<int>(nValue_term));
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "Schedule: don't schedule in thread run method, terminate failed.",
+                    static_cast<sal_Int32>(10), nValue_term
+                    );
+            }
+
+        CPPUNIT_TEST_SUITE(schedule);
+        CPPUNIT_TEST(schedule_001);
+        CPPUNIT_TEST(schedule_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class schedule
+
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::create, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::createSuspended, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::suspend, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::resume, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::terminate, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::join, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::isRunning, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::setPriority, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::getPriority, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::getIdentifier, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::getCurrentIdentifier, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::waittest, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::yield, "osl_Thread");
+    CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(osl_Thread::schedule, "osl_Thread");
+} // namespace osl_Thread
+
+// destroy function when the binding thread terminate
+static void destroyCallback(void * data)
+{
+    delete[] static_cast<char *>(data);
+}
+
+static ThreadData myThreadData(destroyCallback);
+
+namespace {
+
+class myKeyThread : public Thread
+{
+public:
+    // a public char member for test result checking
+    char m_Char_Test;
+    // for pass thread-special data to thread
+    explicit myKeyThread(const char cData)
+        : m_Char_Test(0)
+        {
+            m_nData = cData;
+        }
+private:
+    char m_nData;
+
+    void SAL_CALL run() override
+        {
+            char * pc = new char[2];
+//      strcpy(pc, &m_nData);
+            memcpy(pc, &m_nData, 1);
+            pc[1] = '\0';
+
+            myThreadData.setData(pc);
+            char* pData = static_cast<char*>(myThreadData.getData());
+            m_Char_Test = *pData;
+            // wait for long time to check the data value in main thread
+            ThreadHelper::thread_sleep_tenth_sec(3);
+        }
+public:
+    virtual ~myKeyThread() override
+        {
+            if (isRunning())
+            {
+                t_print("error: not terminated.\n");
+            }
+        }
+};
+
+}
+
+static ThreadData idData;
+
+namespace {
+
+class idThread: public Thread
+{
+public:
+    oslThreadIdentifier m_Id;
+private:
+    void SAL_CALL run() override
+        {
+            std::unique_ptr<oslThreadIdentifier> pId( new oslThreadIdentifier );
+            *pId = getIdentifier();
+            idData.setData(pId.get());
+            oslThreadIdentifier* pIdData = static_cast<oslThreadIdentifier*>(idData.getData());
+            //t_print("Thread %d has Data %d\n", getIdentifier(), *pIdData);
+            m_Id = *pIdData;
+        }
+
+public:
+    virtual ~idThread() override
+        {
+            if (isRunning())
+            {
+                t_print("error: not terminated.\n");
+            }
+        }
+};
+
+}
+
+namespace osl_ThreadData
+{
+
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+
+        // insert your test code here.
+        void ctor_001()
+            {
+
+            }
+
+        CPPUNIT_TEST_SUITE(ctors);
+        CPPUNIT_TEST(ctor_001);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class ctors
+
+    class setData : public CppUnit::TestFixture
+    {
+    public:
+
+        /** the same instance of the class can have different values in different threads
+         */
+        void setData_001()
+            {
+                idThread aThread1;
+                aThread1.create();
+                idThread aThread2;
+                aThread2.create();
+
+                aThread1.join();
+                aThread2.join();
+
+                oslThreadIdentifier aThreadId1 = aThread1.getIdentifier();
+                oslThreadIdentifier aThreadId2 = aThread2.getIdentifier();
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    aThread1.m_Id, aThreadId1
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    aThread2.m_Id, aThreadId2
+                    );
+
+            }
+
+        void setData_002()
+            {
+                // at first, set the data a value
+                char* pc = new char[2];
+                char nData = 'm';
+                pc[0] = nData;
+                pc[1] = '\0';
+
+                myThreadData.setData(pc);
+
+                myKeyThread aThread1('a');
+                aThread1.create();
+                myKeyThread aThread2('b');
+                aThread2.create();
+                // aThread1 and aThread2 should have not terminated yet, check current data, not 'a' 'b'
+                char* pChar = static_cast<char*>(myThreadData.getData());
+                char aChar = *pChar;
+
+                aThread1.join();
+                aThread2.join();
+
+                // the saved thread data of aThread1 & aThread2, different
+                char cData1 = aThread1.m_Char_Test;
+                char cData2 = aThread2.m_Char_Test;
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'a', cData1
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'b', cData2
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'm', aChar
+                    );
+
+            }
+        /** setData the second time, and then getData
+         */
+        void setData_003()
+            {
+                // at first, set the data a value
+                char* pc = new char[2];
+                char nData = 'm';
+                memcpy(pc, &nData, 1);
+                pc[1] = '\0';
+                myThreadData.setData(pc);
+
+                myKeyThread aThread1('a');
+                aThread1.create();
+                myKeyThread aThread2('b');
+                aThread2.create();
+                // aThread1 and aThread2 should have not terminated yet
+                // setData the second time
+                char* pc2 = new char[2];
+                nData = 'o';
+                memcpy(pc2, &nData, 1);
+                pc2[1] = '\0';
+
+                myThreadData.setData(pc2);
+                char* pChar = static_cast<char*>(myThreadData.getData());
+                char aChar = *pChar;
+
+                aThread1.join();
+                aThread2.join();
+
+                // the saved thread data of aThread1 & aThread2, different
+                char cData1 = aThread1.m_Char_Test;
+                char cData2 = aThread2.m_Char_Test;
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'a', cData1
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'b', cData2
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'o', aChar
+                    );
+            }
+
+        CPPUNIT_TEST_SUITE(setData);
+        CPPUNIT_TEST(setData_001);
+        CPPUNIT_TEST(setData_002);
+        CPPUNIT_TEST(setData_003);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class setData
+
+    class getData : public CppUnit::TestFixture
+    {
+    public:
+
+        // After setData in child threads, get Data in the main thread, should be independent
+        void getData_001()
+            {
+                char* pc = new char[2];
+                strcpy(pc, "i");
+                myThreadData.setData(pc);
+
+                myKeyThread aThread1('c');
+                aThread1.create();
+                myKeyThread aThread2('d');
+                aThread2.create();
+
+                aThread1.join();
+                aThread2.join();
+
+                char cData1 = aThread1.m_Char_Test;
+                char cData2 = aThread2.m_Char_Test;
+
+                char* pChar = static_cast<char*>(myThreadData.getData());
+                char aChar = *pChar;
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'c', cData1
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'd', cData2
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'i', aChar
+                    );
+            }
+
+        // setData then change the value in the address data pointer points,
+        // and then getData, should get the new value
+        void getData_002()
+            {
+                char* pc = new char[2];
+                char nData = 'i';
+                memcpy(pc, &nData, 1);
+                pc[1] = '\0';
+
+                myThreadData.setData(pc);
+
+                myKeyThread aThread1('a');
+                aThread1.create();
+                myKeyThread aThread2('b');
+                aThread2.create();
+
+                // change the value which pc points
+                char nData2 = 'j';
+                memcpy(pc, &nData2, 1);
+                pc[1] = '\0';
+
+                void* pChar = myThreadData.getData();
+                char aChar = *static_cast<char*>(pChar);
+
+                aThread1.join();
+                aThread2.join();
+
+                char cData1 = aThread1.m_Char_Test;
+                char cData2 = aThread2.m_Char_Test;
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'a', cData1
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'b', cData2
+                    );
+                CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                    "ThreadData setData: ",
+                    'j', aChar
+                    );
+
+            }
+
+        CPPUNIT_TEST_SUITE(getData);
+        CPPUNIT_TEST(getData_001);
+        CPPUNIT_TEST(getData_002);
+        CPPUNIT_TEST_SUITE_END();
+    }; // class getData
+
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_ThreadData::ctors);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_ThreadData::setData);
+    CPPUNIT_TEST_SUITE_REGISTRATION(osl_ThreadData::getData);
+} // namespace osl_ThreadData
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/process/osl_Thread.xsce b/sal/qa/osl/process/osl_Thread.xsce
new file mode 100644
index 0000000000..11d0c5da12
--- /dev/null
+++ b/sal/qa/osl/process/osl_Thread.xsce
@@ -0,0 +1,18 @@
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+# This file incorporates work covered by the following license notice:
+#
+#   Licensed to the Apache Software Foundation (ASF) under one or more
+#   contributor license agreements. See the NOTICE file distributed
+#   with this work for additional information regarding copyright
+#   ownership. The ASF licenses this file to you under the Apache
+#   License, Version 2.0 (the "License"); you may not use this file
+#   except in compliance with the License. You may obtain a copy of
+#   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+#
+osl_Thread.setPriority.setPriority_001_1 unxsols4
diff --git a/sal/qa/osl/process/osl_process.cxx b/sal/qa/osl/process/osl_process.cxx
new file mode 100644
index 0000000000..75a74a7176
--- /dev/null
+++ b/sal/qa/osl/process/osl_process.cxx
@@ -0,0 +1,436 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifdef IOS
+#define CPPUNIT_PLUGIN_EXPORTED_NAME cppunitTest_osl_process
+#endif
+
+#include <sal/types.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <osl/process.h>
+#include <osl/file.hxx>
+#include <osl/thread.h>
+#include <rtl/ustring.hxx>
+
+#include <osl/module.hxx>
+#include <sal/macros.h>
+
+#if defined HAVE_VALGRIND_HEADERS
+#include <valgrind/valgrind.h>
+#elif !defined _WIN32
+#define RUNNING_ON_VALGRIND false
+#endif
+
+#include <iostream>
+#include <vector>
+#include <algorithm>
+#include <string>
+
+#ifdef UNX
+#if defined( MACOSX )
+# include <crt_externs.h>
+# define environ (*_NSGetEnviron())
+# else
+    extern char** environ;
+# endif
+#endif
+
+using namespace osl;
+
+/** get binary Path.
+*/
+static OUString getExecutablePath()
+{
+    OUString dirPath;
+    osl::Module::getUrlFromAddress(
+        reinterpret_cast<oslGenericFunction>(&getExecutablePath), dirPath);
+    dirPath = dirPath.copy( 0, dirPath.lastIndexOf('/') );
+    dirPath = OUString::Concat(dirPath.subView( 0, dirPath.lastIndexOf('/') + 1)) +
+        "Executable";
+    return dirPath;
+}
+
+#if !defined _WIN32
+
+namespace {
+
+class exclude
+{
+public:
+
+    explicit exclude(const std::vector<OString>& exclude_list)
+    {
+        for (auto& exclude_list_item : exclude_list)
+            exclude_list_.push_back(env_var_name(exclude_list_item));
+    }
+
+    bool operator() (const OString& env_var) const
+    {
+        return (exclude_list_.end() !=
+                std::find(
+                    exclude_list_.begin(),
+                    exclude_list_.end(),
+                    env_var_name(env_var)));
+    }
+
+private:
+
+    // extract the name from an environment variable
+    // that is given in the form "NAME=VALUE"
+    static OString env_var_name(const OString& env_var)
+    {
+        sal_Int32 pos_equal_sign =
+            env_var.indexOf('=');
+
+        if (pos_equal_sign != -1)
+            return env_var.copy(0, pos_equal_sign);
+
+        return OString();
+    }
+
+private:
+    std::vector<OString> exclude_list_;
+};
+
+    void tidy_container(std::vector<OString> &env_container)
+    {
+        //sort them because there are no guarantees to ordering
+        std::sort(env_container.begin(), env_container.end());
+        if (RUNNING_ON_VALGRIND)
+        {
+            std::erase_if(
+                    env_container,
+                    [](OString const & s) {
+                        return s.startsWith("LD_PRELOAD=")
+                            || s.startsWith("VALGRIND_LIB="); });
+        }
+    }
+}
+
+    static void read_parent_environment(std::vector<OString>* env_container)
+    {
+        for (int i = 0; environ[i] != nullptr; i++)
+            env_container->push_back(OString(environ[i]));
+        tidy_container(*env_container);
+    }
+
+#endif
+
+class Test_osl_executeProcess : public CppUnit::TestFixture
+{
+    const OUString env_param_;
+
+    OUString     temp_file_url_;
+    OUString     temp_file_path_;
+    rtl_uString* parameters_[2];
+    static const int parameters_count_ = 2;
+    OUString    suCWD;
+    OUString    suExecutableFileURL;
+
+public:
+
+    // ctor
+    Test_osl_executeProcess() :
+        env_param_(OUString("-env")), suCWD(getExecutablePath())
+    {
+        parameters_[0] = env_param_.pData;
+
+#if defined(_WIN32)
+        suExecutableFileURL = suCWD + "/" "osl_process_child.exe";
+#else
+        suExecutableFileURL = suCWD + "/" "osl_process_child";
+#endif
+    }
+
+    virtual void setUp() override
+    {
+        temp_file_path_ = create_temp_file(temp_file_url_);
+        parameters_[1]  = temp_file_path_.pData;
+    }
+
+    virtual void tearDown() override
+    {
+        osl::File::remove(temp_file_url_);
+    }
+
+    OUString create_temp_file(OUString &temp_file_url)
+    {
+        FileBase::RC rc = FileBase::createTempFile(nullptr, nullptr, &temp_file_url);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("createTempFile failed", FileBase::E_None, rc);
+
+        OUString temp_file_path;
+        rc = FileBase::getSystemPathFromFileURL(temp_file_url, temp_file_path);
+        CPPUNIT_ASSERT_EQUAL_MESSAGE("getSystemPathFromFileURL failed", FileBase::E_None, rc);
+
+        return temp_file_path;
+    }
+
+#if !defined _WIN32
+
+    void read_child_environment(std::vector<OString>* env_container)
+    {
+        OString temp_file_name = OUStringToOString(OUString(
+            parameters_[1]), osl_getThreadTextEncoding());
+        std::ifstream file(temp_file_name.getStr());
+
+        CPPUNIT_ASSERT_MESSAGE
+        (
+            "I/O error, cannot open child environment file",
+            file.is_open()
+        );
+
+        std::string line;
+        line.reserve(1024);
+        while (std::getline(file, line, '\0'))
+            env_container->push_back(OString(line.c_str()));
+        tidy_container(*env_container);
+    }
+
+    // environment of the child process that was
+    // started. The child process writes his
+    // environment into a file
+    void compare_environments()
+    {
+        std::vector<OString> parent_env;
+        read_parent_environment(&parent_env);
+
+        std::vector<OString> child_env;
+        read_child_environment(&child_env);
+
+        OString msg(
+            OString::number(parent_env.size()) + "/"
+            + OString::number(child_env.size()));
+        auto min = std::min(parent_env.size(), child_env.size());
+        for (decltype(min) i = 0; i != min; ++i) {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                msg.getStr(), parent_env[i], child_env[i]);
+        }
+        if (parent_env.size() != child_env.size()) {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE(
+                (parent_env.size() >= child_env.size()
+                 ? parent_env.back() : child_env.back()).getStr(),
+                parent_env.size(), child_env.size());
+        }
+    }
+
+    // compare the equal environment parts and the
+    // different part of the child environment
+    bool compare_merged_environments(const std::vector<OString>& different_env_vars)
+    {
+        std::vector<OString> parent_env;
+        read_parent_environment(&parent_env);
+
+        for (auto& env : parent_env)
+            std::cout << "initially parent env: " << env << "\n";
+
+        //remove the environment variables that we have changed
+        //in the child environment from the read parent environment
+        std::erase_if(parent_env, exclude(different_env_vars));
+
+        for (auto& env : parent_env)
+            std::cout << "stripped parent env: " << env << "\n";
+
+        //read the child environment and exclude the variables that
+        //are different
+        std::vector<OString> child_env;
+        read_child_environment(&child_env);
+
+        for (auto& env : child_env)
+            std::cout << "initial child env: " << env << "\n";
+        //partition the child environment into the variables that
+        //are different to the parent environment (they come first)
+        //and the variables that should be equal between parent
+        //and child environment
+        auto iter_logical_end =
+            std::stable_partition(child_env.begin(), child_env.end(), exclude(different_env_vars));
+
+        std::vector<OString> different_child_env_vars(child_env.begin(), iter_logical_end);
+        child_env.erase(child_env.begin(), iter_logical_end);
+
+        for (auto& env : child_env)
+            std::cout << "stripped child env: " << env << "\n";
+
+        bool common_env_size_equals    = (parent_env.size() == child_env.size());
+        bool common_env_content_equals = std::equal(child_env.begin(), child_env.end(), parent_env.begin());
+
+        for (auto& env_var : different_env_vars)
+            std::cout << "different should be: " << env_var << "\n";
+
+        for (auto& env_var : different_child_env_vars)
+            std::cout << "different are: " << env_var << "\n";
+
+        bool different_env_size_equals    = (different_child_env_vars.size() == different_env_vars.size());
+        bool different_env_content_equals =
+            std::equal(different_env_vars.begin(), different_env_vars.end(), different_child_env_vars.begin());
+
+        return (common_env_size_equals && common_env_content_equals &&
+                different_env_size_equals && different_env_content_equals);
+    }
+
+    // test that parent and child process have the
+    // same environment when osl_executeProcess will
+    // be called without setting new environment
+    // variables
+   void osl_execProc_parent_equals_child_environment()
+    {
+        oslProcess process;
+        oslProcessError osl_error = osl_executeProcess(
+            suExecutableFileURL.pData,
+            parameters_,
+            parameters_count_,
+            osl_Process_NORMAL,
+            nullptr,
+            suCWD.pData,
+            nullptr,
+            0,
+            &process);
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE
+        (
+            "osl_createProcess failed",
+            osl_Process_E_None, osl_error
+        );
+
+        osl_error = ::osl_joinProcess(process);
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE
+        (
+            "osl_joinProcess returned with failure",
+            osl_Process_E_None, osl_error
+        );
+
+        osl_freeProcessHandle(process);
+
+        compare_environments();
+    }
+
+    #define ENV1 "PAT=a:\\"
+    #define ENV2 "PATHb=b:\\"
+    #define ENV3 "Patha=c:\\"
+    #define ENV4 "Patha=d:\\"
+
+    void osl_execProc_merged_child_environment()
+    {
+        rtl_uString* child_env[4];
+        OUString env1(ENV1);
+        OUString env2(ENV2);
+        OUString env3(ENV3);
+        OUString env4(ENV4);
+
+        child_env[0] = env1.pData;
+        child_env[1] = env2.pData;
+        child_env[2] = env3.pData;
+        child_env[3] = env4.pData;
+
+        oslProcess process;
+        oslProcessError osl_error = osl_executeProcess(
+            suExecutableFileURL.pData,
+            parameters_,
+            parameters_count_,
+            osl_Process_NORMAL,
+            nullptr,
+            suCWD.pData,
+            child_env,
+            SAL_N_ELEMENTS(child_env),
+            &process);
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE
+        (
+            "osl_createProcess failed",
+            osl_Process_E_None, osl_error
+        );
+
+        osl_error = ::osl_joinProcess(process);
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE
+        (
+            "osl_joinProcess returned with failure",
+            osl_Process_E_None, osl_error
+        );
+
+        osl_freeProcessHandle(process);
+
+        std::vector<OString> different_child_env_vars
+        {
+            ENV1 ""_ostr,
+            ENV2 ""_ostr,
+            ENV4 ""_ostr
+        };
+
+        CPPUNIT_ASSERT_MESSAGE
+        (
+            "osl_execProc_merged_child_environment",
+            compare_merged_environments(different_child_env_vars)
+        );
+    }
+
+#endif
+
+    void osl_execProc_test_batch()
+    {
+        oslProcess process;
+#if defined(_WIN32)
+        OUString suBatch = suCWD + "/batch.bat";
+#else
+        OUString suBatch = suCWD + "/batch.sh";
+#endif
+        oslProcessError osl_error = osl_executeProcess(
+            suBatch.pData,
+            nullptr,
+            0,
+            osl_Process_NORMAL,
+            nullptr,
+            suCWD.pData,
+            nullptr,
+            0,
+            &process);
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE
+        (
+            "osl_createProcess failed",
+            osl_Process_E_None, osl_error
+        );
+
+        osl_error = ::osl_joinProcess(process);
+
+        CPPUNIT_ASSERT_EQUAL_MESSAGE
+        (
+            "osl_joinProcess returned with failure",
+            osl_Process_E_None, osl_error
+        );
+
+        osl_freeProcessHandle(process);
+    }
+
+    CPPUNIT_TEST_SUITE(Test_osl_executeProcess);
+    //TODO: Repair these (at least under Windows)
+#if !defined(_WIN32)
+    CPPUNIT_TEST(osl_execProc_parent_equals_child_environment);
+    CPPUNIT_TEST(osl_execProc_merged_child_environment);
+#endif
+    CPPUNIT_TEST(osl_execProc_test_batch);
+    ///TODO: Repair test (or tested function ;-) - test fails.
+    CPPUNIT_TEST_SUITE_END();
+};
+
+CPPUNIT_TEST_SUITE_REGISTRATION(Test_osl_executeProcess);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/process/osl_process_child.cxx b/sal/qa/osl/process/osl_process_child.cxx
new file mode 100644
index 0000000000..ee260956b2
--- /dev/null
+++ b/sal/qa/osl/process/osl_process_child.cxx
@@ -0,0 +1,100 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#if defined(_WIN32)                     // Windows
+#   define WIN32_LEAN_AND_MEAN
+#   include <windows.h>
+#else
+#   include <unistd.h>
+#endif
+
+#include <stdlib.h>
+#include <fstream>
+#include <string.h>
+
+
+#ifdef UNX
+#if defined( MACOSX )
+# include <crt_externs.h>
+# define environ (*_NSGetEnviron())
+# else
+    extern char** environ;
+# endif
+#endif
+
+#ifdef _WIN32
+#   define SLEEP(t) (Sleep((t)*1000))
+#else
+#   define SLEEP(t) (sleep((t)))
+#endif
+
+static void wait_for_seconds(char* time)
+{
+    SLEEP(atoi(time));
+}
+
+#ifdef _WIN32
+
+static void w_to_a(LPCWSTR strW, LPSTR strA, DWORD size)
+{
+    WideCharToMultiByte(CP_ACP, 0, strW, -1, strA, size, nullptr, nullptr);
+}
+
+    static void dump_env(char* file_path)
+    {
+        LPWSTR env = GetEnvironmentStringsW();
+        LPWSTR p   = env;
+
+        std::ofstream file(file_path);
+
+        char buffer[32767];
+        while (size_t l = wcslen(p))
+        {
+            w_to_a(p, buffer, sizeof(buffer));
+            file << buffer << '\0';
+            p += l + 1;
+        }
+        FreeEnvironmentStringsW(env);
+    }
+#else
+    static void dump_env(char* file_path)
+    {
+        std::ofstream file(file_path);
+        for (int i = 0; environ[i] != nullptr; ++i)
+            file << environ[i] << '\0';
+    }
+#endif
+
+int main(int argc, char* argv[])
+{
+    if (argc > 2)
+    {
+        if (strcmp("-join", argv[1]) == 0)
+        {
+            // coverity[tainted_data] - this is a build-time only test tool
+            wait_for_seconds(argv[2]);
+        }
+        else if (strcmp("-env", argv[1]) == 0)
+            dump_env(argv[2]);
+    }
+
+    return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/profile/osl_old_testprofile.cxx b/sal/qa/osl/profile/osl_old_testprofile.cxx
new file mode 100644
index 0000000000..6d44ebde4c
--- /dev/null
+++ b/sal/qa/osl/profile/osl_old_testprofile.cxx
@@ -0,0 +1,60 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <osl/profile.h>
+#include <rtl/bootstrap.hxx>
+
+namespace osl_Profile
+{
+    class oldtests : public CppUnit::TestFixture
+    {
+    public:
+        void test_profile();
+
+        CPPUNIT_TEST_SUITE( oldtests );
+        CPPUNIT_TEST( test_profile );
+        CPPUNIT_TEST_SUITE_END( );
+    };
+
+void oldtests::test_profile()
+{
+    OUString baseUrl;
+    CPPUNIT_ASSERT(rtl::Bootstrap::get("UserInstallation", baseUrl));
+
+    // successful write
+    oslProfile hProfile = osl_openProfile( OUString(baseUrl + "/soffice.ini").pData, osl_Profile_WRITELOCK );
+    CPPUNIT_ASSERT(hProfile != nullptr);
+    CPPUNIT_ASSERT_MESSAGE(
+        "cannot write into init file",
+        osl_writeProfileBool( hProfile, "testsection", "testbool", true ));
+    CPPUNIT_ASSERT(osl_closeProfile( hProfile ));
+
+    // unsuccessful open
+    CPPUNIT_ASSERT_EQUAL(oslProfile(nullptr), osl_openProfile( OUString(baseUrl + "/not_existing_path/soffice.ini").pData, osl_Profile_WRITELOCK ));
+}
+
+} // namespace osl_Profile
+
+CPPUNIT_TEST_SUITE_REGISTRATION( osl_Profile::oldtests );
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/security/osl_Security.cxx b/sal/qa/osl/security/osl_Security.cxx
new file mode 100644
index 0000000000..3c0764014b
--- /dev/null
+++ b/sal/qa/osl/security/osl_Security.cxx
@@ -0,0 +1,622 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifdef _WIN32
+#if !defined WIN32_LEAN_AND_MEAN
+# define WIN32_LEAN_AND_MEAN
+#endif
+#include <windows.h>
+#include <sddl.h>
+#undef min
+#endif
+#include "osl_Security_Const.h"
+#include <osl/thread.h>
+#include <rtl/process.h>
+#include <sal/log.hxx>
+#include <o3tl/char16_t2wchar_t.hxx>
+
+using namespace osl;
+using namespace rtl;
+
+/** print a UNICODE String.
+*/
+static void printUString( const OUString & str )
+{
+    //t_print("#printUString_u# " );
+    OString aString = OUStringToOString( str, RTL_TEXTENCODING_ASCII_US );
+    t_print("%s\n", aString.getStr( ) );
+}
+
+// test code start here
+
+namespace osl_Security
+{
+
+    /** testing the method:
+        Security()
+    */
+    class ctors : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void ctors_001( )
+        {
+            ::osl::Security aSec;
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: create a security  its handle should not be NULL.",
+                                    aSec.getHandle( ) != nullptr );
+        }
+
+        CPPUNIT_TEST_SUITE( ctors );
+        CPPUNIT_TEST( ctors_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class ctors
+
+    /** testing the methods:
+        inline sal_Bool SAL_CALL logonUser(const OUString& strName,
+                                       const OUString& strPasswd);
+        inline sal_Bool SAL_CALL logonUser(const OUString & strName,
+                                       const OUString & strPasswd,
+                                       const OUString & strFileServer);
+    */
+    class logonUser : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes;
+
+        void logonUser_user_pwd( )
+        {
+            ::osl::Security aSec;
+            bRes = aSec.logonUser( aLogonUser, aLogonPasswd );
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: check logon user through forwarded user name, pwd, passed in (UNX), failed in (W32).",
+                                    bRes );
+        }
+
+        void logonUser_user_pwd_server( )
+        {
+            ::osl::Security aSec;
+            bRes = aSec.logonUser( aLogonUser, aLogonPasswd, aFileServer );
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: check logon user through forwarded user name, pwd and server name, failed in (UNX)(W32).",
+                                    bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( logonUser );
+        if  ( !aStringForward.isEmpty() && aStringForward.indexOf( ' ' ) != -1 && ( aStringForward.indexOf( ' ' ) ==  aStringForward.lastIndexOf( ' ' ) ) )
+        /// if user name and passwd are forwarded
+        {
+            CPPUNIT_TEST( logonUser_user_pwd );
+        }
+        if  ( !aStringForward.isEmpty() && aStringForward.indexOf( ' ' ) != -1 && ( aStringForward.indexOf( ' ' ) !=  aStringForward.lastIndexOf( ' ' ) ) )
+        /// if user name and passwd and file server are forwarded
+        {
+            CPPUNIT_TEST( logonUser_user_pwd_server );
+        }
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class logonUser
+
+    /** testing the method:
+        inline sal_Bool Security::getUserIdent( OUString& strIdent) const
+    */
+    class getUserIdent : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void getUserIdent_001( )
+        {
+            ::osl::Security aSec;
+            OUString strID;
+            bRes = aSec.getUserIdent( strID );
+
+            OString aMessage = "strUserID: " +
+                OUStringToOString(strUserID, osl_getThreadTextEncoding()) +
+                ", strID: " +
+                OUStringToOString(strID, osl_getThreadTextEncoding()) +
+                ", bRes: " +
+                OString::boolean(bRes);
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE( aMessage.getStr(), strUserID, strID );
+            CPPUNIT_ASSERT_MESSAGE( aMessage.getStr(), bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( getUserIdent );
+        CPPUNIT_TEST( getUserIdent_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class getUserIdent
+
+    /** testing the method:
+        inline sal_Bool SAL_CALL getUserName( OUString& strName) const;
+    */
+    class getUserName : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void getUserName_001( )
+        {
+            ::osl::Security aSec;
+#ifdef _WIN32
+            OUString strName( strUserName ), strGetName;
+#else
+            OUString strName( strUserName ), strGetName;
+#endif
+            bRes = aSec.getUserName( strGetName );
+
+            sal_Int32 nPos = -1;
+            if (!strName.isEmpty())
+            {
+                nPos = strGetName.indexOf(strName);
+            }
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: get UserName and compare it with names got at the beginning of the test.",
+                                    ( nPos >= 0 ) );
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: get UserName and compare it with names got at the beginning of the test.",
+                                    bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( getUserName );
+        CPPUNIT_TEST( getUserName_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class getUserName
+
+    /** testing the method:
+        inline sal_Bool Security::getConfigDir( OUString& strDirectory ) const
+    */
+    class getConfigDir : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes, bRes1;
+
+        void getConfigDir_001( )
+        {
+            ::osl::Security aSec;
+            OUString strConfig;
+            bRes = aSec.getConfigDir( strConfig );
+
+            CPPUNIT_ASSERT_MESSAGE( "failed to find a ConfigDir!", bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( getConfigDir );
+        CPPUNIT_TEST( getConfigDir_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class getConfigDir
+
+    /** testing the method:
+        inline sal_Bool SAL_CALL isAdministrator() const;
+    */
+    class isAdministrator : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes;
+
+        void isAdministrator_001( )
+        {
+            ::osl::Security aSec;
+            bRes = aSec.isAdministrator(  );
+
+            CPPUNIT_ASSERT_EQUAL_MESSAGE( "#test comment#: check if the user is administrator at beginning, compare here.",
+                                     isAdmin, bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( isAdministrator );
+        CPPUNIT_TEST( isAdministrator_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class isAdministrator
+
+    /** testing the method:
+        inline oslSecurity getHandle() const;
+    */
+    class getHandle : public CppUnit::TestFixture
+    {
+    public:
+        bool bRes;
+
+        void getHandle_001( )
+        {
+            ::osl::Security aSec;
+            bRes = aSec.isAdministrator( ) == bool(osl_isAdministrator( aSec.getHandle( ) ));
+
+            CPPUNIT_ASSERT_MESSAGE( "#test comment#: use getHandle function to call C API.",
+                                     bRes );
+        }
+
+        CPPUNIT_TEST_SUITE( getHandle );
+        CPPUNIT_TEST( getHandle_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class getHandle
+
+    class UserProfile : public CppUnit::TestFixture
+    {
+    public:
+
+        void loadUserProfile( )
+            {
+                ::osl::Security aSec;
+                bool bValue = osl_loadUserProfile(aSec.getHandle());
+
+                CPPUNIT_ASSERT_MESSAGE( "empty function.", !bValue );
+            }
+
+        void unloadUserProfile( )
+            {
+                ::osl::Security aSec;
+                osl_unloadUserProfile(aSec.getHandle());
+                CPPUNIT_ASSERT_MESSAGE( "empty function.", true );
+            }
+
+        CPPUNIT_TEST_SUITE( UserProfile );
+        CPPUNIT_TEST( loadUserProfile );
+        CPPUNIT_TEST( unloadUserProfile );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class UserProfile
+
+    class loginUserOnFileServer : public CppUnit::TestFixture
+    {
+    public:
+
+        void loginUserOnFileServer_001( )
+            {
+                OUString suUserName;
+                OUString suPassword;
+                OUString suFileServer;
+                ::osl::Security aSec;
+                oslSecurity pSec = aSec.getHandle();
+
+                oslSecurityError erg = osl_loginUserOnFileServer(suUserName.pData, suPassword.pData, suFileServer.pData, &pSec);
+
+                CPPUNIT_ASSERT_EQUAL_MESSAGE( "empty function.", osl_Security_E_UserUnknown, erg );
+            }
+
+        CPPUNIT_TEST_SUITE( loginUserOnFileServer );
+        CPPUNIT_TEST( loginUserOnFileServer_001 );
+        CPPUNIT_TEST_SUITE_END( );
+    }; // class loginUserOnFileServer
+
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::ctors);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::logonUser);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::getUserIdent);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::getUserName);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::getConfigDir);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::isAdministrator);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::getHandle);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::UserProfile);
+CPPUNIT_TEST_SUITE_REGISTRATION(osl_Security::loginUserOnFileServer);
+
+} // namespace osl_Security
+
+/* This defines an own TestPlugIn implementation with an own initialize()
+    method that will be called after loading the PlugIn
+    */
+#include <cppunit/plugin/TestPlugInDefaultImpl.h>
+
+namespace {
+
+class MyTestPlugInImpl: public CPPUNIT_NS::TestPlugInDefaultImpl
+{
+    public:
+    MyTestPlugInImpl() {};
+    void initialize( CPPUNIT_NS::TestFactoryRegistry *registry,
+                   const CPPUNIT_NS::PlugInParameters &parameters ) override;
+};
+
+}
+
+void MyTestPlugInImpl::initialize( CPPUNIT_NS::TestFactoryRegistry *,
+                   const CPPUNIT_NS::PlugInParameters & )
+{
+    /// start message
+    t_print("#Initializing ...\n" );
+    t_print("#\n#logonUser function need root/Administrator account to test.\n" );
+    t_print("#You can test by login with root/Administrator, and execute:\n" );
+    t_print("#testshl2 -forward \"username password\" ../../../wntmsci9/bin/Security.dll\n" );
+    t_print("#      where username and password are forwarded account info.\n" );
+    t_print("#if no text forwarded, this function will be skipped.\n" );
+
+    /// get system information
+#if ( defined UNX )
+    /// some initialization work for UNIX OS
+
+    struct passwd* pw;
+    CPPUNIT_ASSERT_MESSAGE( "getpwuid: no password entry\n",( pw = getpwuid( getuid() ) ) != nullptr );
+
+    /// get user ID;
+    strUserID = OUString::number( getuid( ) );
+
+    /// get user Name;
+    strUserName = OUString::createFromAscii( pw->pw_name );
+
+    /// get home directory;
+    CPPUNIT_ASSERT_EQUAL_MESSAGE( "#Convert from system path to URL failed.",
+                            ::osl::File::E_None, ::osl::File::getFileURLFromSystemPath( OUString::createFromAscii( pw->pw_dir ), strHomeDirectory ) );
+
+    /// get config directory;
+    strConfigDirectory = strHomeDirectory.copy(0);
+
+    /// is administrator;
+    if( !getuid( ) )
+        isAdmin = true;
+
+#endif
+#if defined(_WIN32)
+    /// some initialization work for Windows OS
+
+    /// Get the user name, computer name, user home directory.
+    LPWSTR lpszSystemInfo;      // pointer to system information string
+    DWORD cchBuff = BUFSIZE;    // size of computer or user name
+    WCHAR wchBuffer[BUFSIZE];   // buffer for string
+
+    lpszSystemInfo = wchBuffer;
+    if( GetUserNameW(lpszSystemInfo, &cchBuff) )
+        strUserName = o3tl::toU(lpszSystemInfo);
+
+    cchBuff = BUFSIZE;
+    if( GetComputerNameW(lpszSystemInfo, &cchBuff) )
+        strComputerName = o3tl::toU(lpszSystemInfo);
+
+    /// Get user home directory.
+    HKEY hRegKey;
+    if (RegOpenKeyW(HKEY_CURRENT_USER, L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders", &hRegKey) == ERROR_SUCCESS)
+    {
+        sal_Unicode PathW[_MAX_PATH];
+        LSTATUS lRet;
+        DWORD lSize = sizeof(PathW);
+        DWORD Type;
+
+        lRet = RegQueryValueExW(hRegKey, L"AppData", nullptr, &Type, reinterpret_cast<unsigned char *>(PathW), &lSize);
+        if ( ( lRet == ERROR_SUCCESS ) && ( Type == REG_SZ ) &&  ( _waccess( o3tl::toW(PathW), 0 ) == 0 ) )
+        {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE( "#Convert from system path to URL failed.",
+                                    ::osl::File::E_None, ::osl::File::getFileURLFromSystemPath( OUString(PathW), strConfigDirectory ) );
+        }
+
+        lSize = sizeof(PathW);
+        lRet = RegQueryValueExW(hRegKey, L"Personal", nullptr, &Type, reinterpret_cast<unsigned char *>(PathW), &lSize);
+        if ( ( lRet == ERROR_SUCCESS ) && ( Type == REG_SZ ) &&  ( _waccess( o3tl::toW(PathW), 0 ) == 0 ) )
+        {
+            CPPUNIT_ASSERT_EQUAL_MESSAGE( "#Convert from system path to URL failed.",
+                                    ::osl::File::E_None, ::osl::File::getFileURLFromSystemPath( OUString(PathW), strHomeDirectory ) );
+        }
+
+        RegCloseKey(hRegKey);
+    }
+
+    /// Get user Security ID:
+
+    // Create buffers that may be large enough. If a buffer is too small, the count parameter will be set to the size needed.
+    const DWORD INITIAL_SIZE = 32;
+    DWORD cbSid = 0;
+    DWORD dwSidBufferSize = INITIAL_SIZE;
+    DWORD cchDomainName = 0;
+    DWORD dwDomainBufferSize = INITIAL_SIZE;
+    WCHAR * wszDomainName = nullptr;
+    SID_NAME_USE eSidType;
+    DWORD dwErrorCode = 0;
+
+    OUString sLookupUserName = strUserName;
+    LPCWSTR wszAccName = o3tl::toW(sLookupUserName.getStr( ));
+
+    // Create buffers for the SID and the domain name.
+    PSID pSid = static_cast<PSID>(new BYTE[dwSidBufferSize]);
+    memset( pSid, 0, dwSidBufferSize);
+
+    wszDomainName = new WCHAR[dwDomainBufferSize];
+    memset(wszDomainName, 0, dwDomainBufferSize*sizeof(WCHAR));
+
+    // Obtain the SID for the account name passed.
+    for ( ; ; )
+    {
+        // Set the count variables to the buffer sizes and retrieve the SID.
+        cbSid = dwSidBufferSize;
+        cchDomainName = dwDomainBufferSize;
+        if (LookupAccountNameW(
+                           nullptr,            // Computer name. NULL for the local computer
+                           wszAccName,
+                           pSid,          // Pointer to the SID buffer. Use NULL to get the size needed,
+                           &cbSid,          // Size of the SID buffer needed.
+                           wszDomainName,   // wszDomainName,
+                           &cchDomainName,
+                           &eSidType
+                           ))
+        {
+            if (eSidType == SID_NAME_USE::SidTypeDomain)
+            {
+                // LookupAccountNameW returned SID of a domain; likely the hostname is the same as
+                // username (case-insensitive): something like "JOHNSMITH\JohnSmith", so looking up
+                // for "JohnSmith" without domain returns domain itself. Try getting the SID of the
+                // user using fully qualified name (the case of user of another domain having name
+                // identical this hostname is not handled).
+                sLookupUserName = OUString::Concat(o3tl::toU(wszDomainName)) + u"\\" + strUserName;
+                wszAccName = o3tl::toW(sLookupUserName.getStr());
+                continue;
+            }
+            if (IsValidSid( pSid) == FALSE)
+                wprintf(L"# The SID for %s is invalid.\n", wszAccName);
+            break;
+        }
+        dwErrorCode = GetLastError();
+
+        // Check if one of the buffers was too small.
+        if (dwErrorCode == ERROR_INSUFFICIENT_BUFFER)
+        {
+            if (cbSid > dwSidBufferSize)
+            {
+                // Reallocate memory for the SID buffer.
+                wprintf(L"# The SID buffer was too small. It will be reallocated.\n");
+                delete[] static_cast<BYTE*>(pSid);
+                pSid = static_cast<PSID>(new BYTE[cbSid]);
+                memset( pSid, 0, cbSid);
+                dwSidBufferSize = cbSid;
+            }
+            if (cchDomainName > dwDomainBufferSize)
+            {
+                // Reallocate memory for the domain name buffer.
+                wprintf(L"# The domain name buffer was too small. It will be reallocated.\n");
+                delete [] wszDomainName;
+                wszDomainName = new WCHAR[cchDomainName];
+                memset(wszDomainName, 0, cchDomainName*sizeof(WCHAR));
+                dwDomainBufferSize = cchDomainName;
+            }
+        }
+        else
+        {
+            wprintf(L"# LookupAccountNameW failed. GetLastError returned: %d\n", dwErrorCode);
+            break;
+        }
+    }
+
+    LPWSTR pSidStr = nullptr;
+    if (ConvertSidToStringSidW(pSid, &pSidStr))
+    {
+        strUserID = o3tl::toU(pSidStr);
+        LocalFree(pSidStr);
+    }
+    else
+    {
+        wprintf(L"# ConvertSidToStringSidW failed. GetLastError returned: %d\n", GetLastError());
+    }
+
+    delete [] static_cast<BYTE*>(pSid);
+    delete [] wszDomainName;
+
+    /// check if logged in user is administrator:
+
+    BOOL b;
+    SID_IDENTIFIER_AUTHORITY NtAuthority = { SECURITY_NT_AUTHORITY };
+    PSID AdministratorsGroup;
+    b = AllocateAndInitializeSid(
+        &NtAuthority,
+        2,
+        SECURITY_BUILTIN_DOMAIN_RID,
+        DOMAIN_ALIAS_RID_ADMINS,
+        0, 0, 0, 0, 0, 0,
+        &AdministratorsGroup);
+    if(b)
+    {
+        if (!CheckTokenMembership( nullptr, AdministratorsGroup, &b))
+        {
+             b = FALSE;
+        }
+        FreeSid(AdministratorsGroup);
+    }
+
+    isAdmin = b;
+
+#endif
+
+    /// print the information.
+    t_print("#\n#Retrieved system information is below:\n");
+
+    t_print("Computer Name:              ");
+    if ( strComputerName.isEmpty())
+        t_print("Not retrieved\n" );
+    else
+        printUString( strComputerName );
+
+    t_print("Current User Name:          ");
+    if ( strUserName.isEmpty())
+        t_print("Not retrieved\n" );
+    else
+        printUString( strUserName );
+
+    t_print("Current User Home Directory:");
+    if ( strHomeDirectory.isEmpty())
+        t_print("Not retrieved\n" );
+    else
+        printUString( strHomeDirectory );
+
+    t_print("Current Config Directory:   ");
+    if ( strConfigDirectory.isEmpty())
+        t_print("Not retrieved\n" );
+    else
+        printUString( strConfigDirectory );
+
+    t_print("Current UserID:             ");
+    if ( strUserID.isEmpty())
+        t_print("Not retrieved\n" );
+    else
+        printUString( strUserID );
+
+    t_print("Current User is:            ");
+    if ( !isAdmin )
+        t_print("NOT Administrator.\n" );
+    else
+        t_print("Administrator.\n" );
+
+    /// get and display forwarded text if available.
+    OUString args[ 3 ];
+    int argsCount = 0;
+    sal_uInt32 n = rtl_getAppCommandArgCount();
+    for (sal_uInt32 i = 0; i < n; ++i)
+    {
+        OUString arg;
+        rtl_getAppCommandArg(i, &arg.pData);
+        if( arg.startsWith("-") )
+            continue;
+        if( argsCount >= 3 )
+        {
+            SAL_WARN( "sal.osl", "Too many test arguments" );
+            continue;
+        }
+        args[ argsCount++ ] = arg;
+    }
+    /// only forwarded two parameters, username and password.
+    if( argsCount == 2 )
+    {
+        aLogonUser = args[ 0 ];
+        t_print("\n#Forwarded username: ");
+        printUString( aLogonUser);
+
+        aLogonPasswd = args[ 1 ];
+        t_print("#Forwarded password: ");
+        for (int i = 0; i < aLogonPasswd.getLength(); ++i)
+            t_print("*");
+        t_print("\n" );
+    }
+    else if( argsCount == 3 )
+    /// forwarded three parameters, username, password and fileserver.
+    {
+        aLogonUser = args[ 0 ];
+        t_print("#Forwarded username: ");
+        printUString( aLogonUser);
+
+        aLogonPasswd = args[ 1 ];
+        t_print("#Forwarded password: ");
+        for (int i = 0; i < aLogonPasswd.getLength(); ++i)
+            t_print("*");
+        t_print("\n" );
+
+        aFileServer = args[ 2 ];
+        t_print("#Forwarded FileServer: ");
+        printUString( aFileServer );
+    }
+    t_print("#\n#Initialization Done.\n" );
+
+}
+
+/* Instantiate and register the own TestPlugIn and instantiate the default
+    main() function.
+    (This is done by CPPUNIT_PLUGIN_IMPLEMENT() for TestPlugInDefaultImpl)
+    */
+
+CPPUNIT_PLUGIN_EXPORTED_FUNCTION_IMPL( MyTestPlugInImpl );
+CPPUNIT_PLUGIN_IMPLEMENT_MAIN();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/security/osl_Security_Const.h b/sal/qa/osl/security/osl_Security_Const.h
new file mode 100644
index 0000000000..8329962a3d
--- /dev/null
+++ b/sal/qa/osl/security/osl_Security_Const.h
@@ -0,0 +1,58 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#ifndef INCLUDED_SAL_QA_OSL_SECURITY_OSL_SECURITY_CONST_H
+#define INCLUDED_SAL_QA_OSL_SECURITY_OSL_SECURITY_CONST_H
+
+#if defined(_WIN32) // Windows
+#include <io.h>
+#endif
+
+#include <sal/types.h>
+#include <rtl/ustring.hxx>
+#include <osl/file.hxx>
+#include <osl/security.hxx>
+
+#include <stdlib.h>
+#include <stdio.h>
+
+#if (defined UNX)
+#include <unistd.h>
+#include <pwd.h>
+#endif
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+#include <cppunit/plugin/TestPlugInDefaultImpl.h>
+
+#define t_print printf
+
+#define BUFSIZE 1024
+const char pTestString[17] = "Sun Microsystems";
+
+OUString aLogonUser, aLogonPasswd, aFileServer, aStringForward;
+OUString strUserName, strComputerName, strHomeDirectory;
+OUString strConfigDirectory, strUserID;
+
+bool isAdmin = false;
+
+#endif // INCLUDED_SAL_QA_OSL_SECURITY_OSL_SECURITY_CONST_H
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/setthreadname/test-setthreadname.cxx b/sal/qa/osl/setthreadname/test-setthreadname.cxx
new file mode 100644
index 0000000000..d33a0eddda
--- /dev/null
+++ b/sal/qa/osl/setthreadname/test-setthreadname.cxx
@@ -0,0 +1,77 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <cstdlib>
+#include <iostream>
+#include <limits>
+
+#include <sal/types.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <osl/thread.hxx>
+
+namespace {
+
+class TestThread: public osl::Thread {
+private:
+    virtual void SAL_CALL run() override;
+public:
+    TestThread() = default;
+    TestThread(const TestThread&) = delete;
+    TestThread& operator=(const TestThread&) = delete;
+};
+
+void TestThread::run() {
+#if defined(_WIN32)
+    if (std::getenv("URE_TEST_SETTHREADNAME") != nullptr) {
+        // On Windows, setting thread names appears to only take effect when the
+        // process is being debugged, so attach a debugger now:
+        std::cout << "set: ";
+        std::cin.ignore(std::numeric_limits< int >::max(), '\n');
+    }
+#endif
+    setName("TestThread");
+    if (std::getenv("URE_TEST_SETTHREADNAME") != nullptr) {
+        // On Linux, the thread name can now be observed with "ps -L"; on
+        // Windows, the thread name can now be observed in a debugger.
+        std::cout << "stop: ";
+        std::cin.ignore(std::numeric_limits< int >::max(), '\n');
+    }
+}
+
+class Test: public CppUnit::TestFixture {
+private:
+    CPPUNIT_TEST_SUITE(Test);
+    CPPUNIT_TEST(test);
+    CPPUNIT_TEST_SUITE_END();
+
+    void test();
+};
+
+void Test::test() {
+    TestThread t;
+    t.create();
+    t.join();
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(Test);
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/sal/qa/osl/socket.cxx b/sal/qa/osl/socket.cxx
new file mode 100644
index 0000000000..4598754a22
--- /dev/null
+++ b/sal/qa/osl/socket.cxx
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <cppunit/TestAssert.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <osl/socket.h>
+#include <rtl/ustring.hxx>
+
+namespace
+{
+class SocketTest : public CppUnit::TestFixture
+{
+    CPPUNIT_TEST_SUITE(SocketTest);
+    CPPUNIT_TEST(test_createInetSocketAddr);
+    CPPUNIT_TEST(test_createInetBroadcastAddr);
+    CPPUNIT_TEST_SUITE_END();
+
+    void test_createInetSocketAddr()
+    {
+        OUString constexpr in(u"123.4.56.78"_ustr);
+        auto const addr = osl_createInetSocketAddr(in.pData, 100);
+        CPPUNIT_ASSERT(addr != nullptr);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_FamilyInet, osl_getFamilyOfSocketAddr(addr));
+        OUString out;
+        auto const res = osl_getDottedInetAddrOfSocketAddr(addr, &out.pData);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_Ok, res);
+        CPPUNIT_ASSERT_EQUAL(in, out);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(100), osl_getInetPortOfSocketAddr(addr));
+        osl_destroySocketAddr(addr);
+    }
+
+    void test_createInetBroadcastAddr()
+    {
+        auto const addr = osl_createInetBroadcastAddr(u"123.4.56.78"_ustr.pData, 100);
+        CPPUNIT_ASSERT(addr != nullptr);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_FamilyInet, osl_getFamilyOfSocketAddr(addr));
+        OUString out;
+        auto const res = osl_getDottedInetAddrOfSocketAddr(addr, &out.pData);
+        CPPUNIT_ASSERT_EQUAL(osl_Socket_Ok, res);
+        CPPUNIT_ASSERT_EQUAL(OUString("123.255.255.255"), out);
+        CPPUNIT_ASSERT_EQUAL(sal_Int32(100), osl_getInetPortOfSocketAddr(addr));
+        osl_destroySocketAddr(addr);
+    }
+};
+
+CPPUNIT_TEST_SUITE_REGISTRATION(SocketTest);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
diff --git a/sal/qa/osl/thread/test_thread.cxx b/sal/qa/osl/thread/test_thread.cxx
new file mode 100644
index 0000000000..12ddafc6d7
--- /dev/null
+++ b/sal/qa/osl/thread/test_thread.cxx
@@ -0,0 +1,80 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/types.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
+#include "osl/conditn.hxx"
+#include "osl/thread.hxx"
+#include "osl/time.h"
+#include <chrono>
+
+namespace {
+
+osl::Condition global;
+
+class Thread: public osl::Thread {
+public:
+    explicit Thread(osl::Condition & cond): m_cond(cond) {}
+
+private:
+    virtual void SAL_CALL run() {}
+
+    virtual void SAL_CALL onTerminated() {
+        m_cond.set();
+        CPPUNIT_ASSERT_EQUAL(osl::Condition::result_ok, global.wait());
+    }
+
+    osl::Condition & m_cond;
+};
+
+class Test: public CppUnit::TestFixture {
+public:
+    // Nondeterministic, best effort test that an osl::Thread can be destroyed
+    // (and in particular osl_destroyThread---indirectly---be called) before the
+    // corresponding thread has terminated:
+    void test() {
+        for (int i = 0; i < 50; ++i) {
+            osl::Condition c;
+            Thread t(c);
+            CPPUNIT_ASSERT(t.create());
+            // Make sure virtual Thread::run/onTerminated are called before
+            // Thread::~Thread:
+            CPPUNIT_ASSERT_EQUAL(osl::Condition::result_ok, c.wait());
+        }
+        // Make sure Thread::~Thread is called before each spawned thread
+        // terminates:
+        global.set();
+        // Give the spawned threads enough time to terminate:
+        osl::Thread::wait(std::chrono::seconds(20));
+    }
+
+    CPPUNIT_TEST_SUITE(Test);
+    CPPUNIT_TEST(test);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+CPPUNIT_TEST_SUITE_REGISTRATION(Test);
+
+}
+
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */