diff options
Diffstat (limited to 'sal/qa/rtl/doublelock')
| -rw-r--r-- | sal/qa/rtl/doublelock/rtl_doublelocking.cxx | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/sal/qa/rtl/doublelock/rtl_doublelocking.cxx b/sal/qa/rtl/doublelock/rtl_doublelocking.cxx new file mode 100644 index 000000000..ef639423d --- /dev/null +++ b/sal/qa/rtl/doublelock/rtl_doublelocking.cxx @@ -0,0 +1,182 @@ +/* -*- 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 <iostream> + +#include <sal/types.h> + +#include <osl/thread.hxx> + +#include <rtl/instance.hxx> +#include <rtl/ustring.hxx> + +#include <cppunit/TestFixture.h> +#include <cppunit/extensions/HelperMacros.h> +#include <cppunit/plugin/TestPlugIn.h> + +#ifdef _WIN32 +#if !defined WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +#endif +#include <windows.h> +#else +#include <unistd.h> +#include <time.h> +#endif + +#define CONST_TEST_STRING "gregorian" + +namespace { +struct Gregorian : public rtl::StaticWithInit<OUString, Gregorian> { + OUString operator () () { + return CONST_TEST_STRING; + } +}; + +/** Simple thread for testing Thread-create. + * Just add 1 of value 0, and after running, result is 1. + */ +class OGetThread : public osl::Thread +{ + osl::Mutex m_mutex; + sal_Int32 m_nOK; + sal_Int32 m_nFails; + + OUString m_sConstStr; +public: + OGetThread() + :m_nOK(0), + m_nFails(0), + m_sConstStr(CONST_TEST_STRING) + { + } + + sal_Int32 getOK() { osl::MutexGuard g(m_mutex); return m_nOK; } + sal_Int32 getFails() {osl::MutexGuard g(m_mutex); return m_nFails;} + +protected: + + /** guarded value which initialized 0 + + @see ThreadSafeValue + */ + void SAL_CALL run() override + { + for (int i = 0; i != 5; ++i) + { + OUString aStr = Gregorian::get(); + if (aStr == m_sConstStr) + { + osl::MutexGuard g(m_mutex); + m_nOK++; + } + else + { + osl::MutexGuard g(m_mutex); + m_nFails++; + } + } + } + +public: + + virtual ~OGetThread() override + { + if (isRunning()) + { + printf("error: not terminated.\n"); + } + } +}; + +} + +namespace rtl_DoubleLocking +{ + +/** Test of the osl::Thread::create method + */ + + class getValue : public CppUnit::TestFixture + { + public: + + void getValue_001() + { + OUString aStr = Gregorian::get(); + + CPPUNIT_ASSERT_MESSAGE( + "Gregorian::get() failed, wrong value expected.", + !aStr.isEmpty() + ); + } + + /** 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 getValue_002() + { + // initial 5 threads with different priorities + OGetThread* pThread = new OGetThread(); + OGetThread* p2Thread = new OGetThread(); + + //Create them and start running at the same time + pThread->create(); + p2Thread->create(); + + pThread->join(); + p2Thread->join(); + + sal_Int32 nValueOK = pThread->getOK(); + + sal_Int32 nValueOK2 = p2Thread->getOK(); + + std::cout << "Value in Thread #1 is " << nValueOK << "\n"; + std::cout << "Value in Thread #2 is " << nValueOK2 << "\n"; + sal_Int32 nValueFails = pThread->getFails(); + + sal_Int32 nValueFails2 = p2Thread->getFails(); + + delete pThread; + delete p2Thread; + + CPPUNIT_ASSERT_EQUAL(sal_Int32(5), nValueOK); + CPPUNIT_ASSERT_EQUAL(sal_Int32(5), nValueOK2); + CPPUNIT_ASSERT_EQUAL(sal_Int32(0), nValueFails); + CPPUNIT_ASSERT_EQUAL(sal_Int32(0), nValueFails2); + } + + CPPUNIT_TEST_SUITE(getValue); + CPPUNIT_TEST(getValue_001); + CPPUNIT_TEST(getValue_002); + CPPUNIT_TEST_SUITE_END(); + }; // class create + + CPPUNIT_TEST_SUITE_REGISTRATION(rtl_DoubleLocking::getValue); +} // namespace rtl_DoubleLocking + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |