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+/* -*- 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/.
+ */
+
+#include <cppunit/plugin/TestPlugIn.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/TestFixture.h>
+#include <osl/file.hxx>
+#include <oox/ole/vbaexport.hxx>
+#include <rtl/bootstrap.hxx>
+#include <tools/stream.hxx>
+#include <unotest/directories.hxx>
+#include <algorithm>
+
+class TestVbaCompression : public CppUnit::TestFixture
+{
+public:
+ // just a sequence of bytes that should not be compressed at all
+ void testSimple1();
+
+ // a sequence containing one subsequence that can be compressed
+ void testSimple2();
+
+ void testSimple3();
+
+ // real stream from a document
+ void testComplex1();
+
+ // tests taken from the VBA specification
+ // section 3.2
+
+ // section 3.2.1
+ void testSpec321();
+ // section 3.2.2
+ void testSpec322();
+ // section 3.2.3
+ void testSpec323();
+
+ CPPUNIT_TEST_SUITE(TestVbaCompression);
+ CPPUNIT_TEST(testSimple1);
+ CPPUNIT_TEST(testSimple2);
+ CPPUNIT_TEST(testSimple3);
+ CPPUNIT_TEST(testComplex1);
+ CPPUNIT_TEST(testSpec321);
+ CPPUNIT_TEST(testSpec322);
+ CPPUNIT_TEST(testSpec323);
+ CPPUNIT_TEST_SUITE_END();
+
+private:
+ static OUString const & getDebugDirUrl() {
+ struct DebugDirUrl {
+ DebugDirUrl() : url("$UserInstallation/debug/") {
+ rtl::Bootstrap::expandMacros(url);
+ //TODO: provide an OUString -> OUString expansion function, and which throws on
+ // failure
+ auto e = osl::Directory::create(url);
+ CPPUNIT_ASSERT_EQUAL(osl::FileBase::E_None, e);
+ }
+ OUString url;
+ };
+ static DebugDirUrl url;
+ return url.url;
+ }
+
+ test::Directories m_directories;
+};
+
+namespace {
+
+void ReadFiles(const OUString& rTestFile, const OUString& rReference,
+ SvMemoryStream& rOutputMemoryStream, SvMemoryStream& rReferenceMemoryStream,
+ const OUString& rDebugPath)
+{
+ SvFileStream aInputStream(rTestFile, StreamMode::READ);
+ SvMemoryStream aInputMemoryStream(4096, 4096);
+ aInputMemoryStream.WriteStream(aInputStream);
+
+ VBACompression aCompression(rOutputMemoryStream, aInputMemoryStream);
+ aCompression.write();
+
+ SvFileStream aReferenceStream(rReference, StreamMode::READ);
+ rReferenceMemoryStream.WriteStream(aReferenceStream);
+
+ rOutputMemoryStream.Seek(0);
+ SvFileStream aDebugStream(rDebugPath, StreamMode::WRITE);
+ aDebugStream.WriteStream(rOutputMemoryStream);
+}
+
+}
+
+void TestVbaCompression::testSimple1()
+{
+ OUString aTestFile = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/simple1.bin");
+ OUString aReference = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/reference/simple1.bin");
+
+ SvMemoryStream aOutputMemoryStream(4096, 4096);
+ SvMemoryStream aReferenceMemoryStream(4096, 4096);
+ ReadFiles(aTestFile, aReference, aOutputMemoryStream,
+ aReferenceMemoryStream, getDebugDirUrl() + "vba_debug.bin");
+
+ CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+ const sal_uInt8* pReferenceData = static_cast<const sal_uInt8*>( aReferenceMemoryStream.GetData() );
+ const sal_uInt8* pData = static_cast<const sal_uInt8*>( aOutputMemoryStream.GetData() );
+
+ const sal_uInt64 nSize = std::min(aReferenceMemoryStream.GetSize(),
+ aOutputMemoryStream.GetSize());
+ for (sal_uInt64 i = 0; i < nSize; ++i)
+ {
+ CPPUNIT_ASSERT_EQUAL(static_cast<int>(pReferenceData[i]), static_cast<int>(pData[i]));
+ }
+}
+
+void TestVbaCompression::testSimple2()
+{
+ OUString aTestFile = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/simple2.bin");
+ OUString aReference = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/reference/simple2.bin");
+
+ SvMemoryStream aOutputMemoryStream(4096, 4096);
+ SvMemoryStream aReferenceMemoryStream(4096, 4096);
+ ReadFiles(aTestFile, aReference, aOutputMemoryStream, aReferenceMemoryStream, getDebugDirUrl() + "vba_debug2.bin");
+
+ CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+ const sal_uInt8* pReferenceData = static_cast<const sal_uInt8*>( aReferenceMemoryStream.GetData() );
+ const sal_uInt8* pData = static_cast<const sal_uInt8*>( aOutputMemoryStream.GetData() );
+
+ const sal_uInt64 nSize = std::min(aReferenceMemoryStream.GetSize(),
+ aOutputMemoryStream.GetSize());
+ for (sal_uInt64 i = 0; i < nSize; ++i)
+ {
+ CPPUNIT_ASSERT_EQUAL(static_cast<int>(pReferenceData[i]), static_cast<int>(pData[i]));
+ }
+}
+
+void TestVbaCompression::testSimple3()
+{
+ OUString aTestFile = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/simple3.bin");
+ OUString aReference = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/reference/simple3.bin");
+
+ SvMemoryStream aOutputMemoryStream(4096, 4096);
+ SvMemoryStream aReferenceMemoryStream(4096, 4096);
+ ReadFiles(aTestFile, aReference, aOutputMemoryStream, aReferenceMemoryStream, getDebugDirUrl() + "vba_debug3.bin");
+
+ CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+ const sal_uInt8* pReferenceData = static_cast<const sal_uInt8*>( aReferenceMemoryStream.GetData() );
+ const sal_uInt8* pData = static_cast<const sal_uInt8*>( aOutputMemoryStream.GetData() );
+
+ const sal_uInt64 nSize = std::min(aReferenceMemoryStream.GetSize(),
+ aOutputMemoryStream.GetSize());
+ for (sal_uInt64 i = 0; i < nSize; ++i)
+ {
+ CPPUNIT_ASSERT_EQUAL(static_cast<int>(pReferenceData[i]), static_cast<int>(pData[i]));
+ }
+}
+
+void TestVbaCompression::testComplex1()
+{
+ OUString aTestFile = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/complex1.bin");
+ OUString aReference = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/reference/complex1.bin");
+
+ SvMemoryStream aOutputMemoryStream(4096, 4096);
+ SvMemoryStream aReferenceMemoryStream(4096, 4096);
+ ReadFiles(aTestFile, aReference, aOutputMemoryStream, aReferenceMemoryStream, getDebugDirUrl() + "vba_debug_complex1.bin");
+
+ CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+ const sal_uInt8* pReferenceData = static_cast<const sal_uInt8*>( aReferenceMemoryStream.GetData() );
+ const sal_uInt8* pData = static_cast<const sal_uInt8*>( aOutputMemoryStream.GetData() );
+
+ const sal_uInt64 nSize = std::min(aReferenceMemoryStream.GetSize(),
+ aOutputMemoryStream.GetSize());
+ for (sal_uInt64 i = 0; i < nSize; ++i)
+ {
+ CPPUNIT_ASSERT_EQUAL(static_cast<int>(pReferenceData[i]), static_cast<int>(pData[i]));
+ }
+}
+
+void TestVbaCompression::testSpec321()
+{
+ OUString aTestFile = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/spec321.bin");
+ OUString aReference = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/reference/spec321.bin");
+
+ SvMemoryStream aOutputMemoryStream(4096, 4096);
+ SvMemoryStream aReferenceMemoryStream(4096, 4096);
+ ReadFiles(aTestFile, aReference, aOutputMemoryStream, aReferenceMemoryStream, getDebugDirUrl() + "vba_debug_spec321.bin");
+
+ CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+ const sal_uInt8* pReferenceData = static_cast<const sal_uInt8*>( aReferenceMemoryStream.GetData() );
+ const sal_uInt8* pData = static_cast<const sal_uInt8*>( aOutputMemoryStream.GetData() );
+
+ const sal_uInt64 nSize = std::min(aReferenceMemoryStream.GetSize(),
+ aOutputMemoryStream.GetSize());
+ for (sal_uInt64 i = 0; i < nSize; ++i)
+ {
+ CPPUNIT_ASSERT_EQUAL(static_cast<int>(pReferenceData[i]), static_cast<int>(pData[i]));
+ }
+}
+
+void TestVbaCompression::testSpec322()
+{
+ OUString aTestFile = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/spec322.bin");
+ OUString aReference = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/reference/spec322.bin");
+
+ SvMemoryStream aOutputMemoryStream(4096, 4096);
+ SvMemoryStream aReferenceMemoryStream(4096, 4096);
+ ReadFiles(aTestFile, aReference, aOutputMemoryStream, aReferenceMemoryStream, getDebugDirUrl() + "vba_debug_spec322.bin");
+
+ CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+ const sal_uInt8* pReferenceData = static_cast<const sal_uInt8*>( aReferenceMemoryStream.GetData() );
+ const sal_uInt8* pData = static_cast<const sal_uInt8*>( aOutputMemoryStream.GetData() );
+
+ const sal_uInt64 nSize = std::min(aReferenceMemoryStream.GetSize(),
+ aOutputMemoryStream.GetSize());
+ for (sal_uInt64 i = 0; i < nSize; ++i)
+ {
+ CPPUNIT_ASSERT_EQUAL(static_cast<int>(pReferenceData[i]), static_cast<int>(pData[i]));
+ }
+}
+
+void TestVbaCompression::testSpec323()
+{
+ OUString aTestFile = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/spec323.bin");
+ OUString aReference = m_directories.getPathFromSrc(u"/oox/qa/unit/data/vba/reference/spec323.bin");
+
+ SvMemoryStream aOutputMemoryStream(4096, 4096);
+ SvMemoryStream aReferenceMemoryStream(4096, 4096);
+ ReadFiles(aTestFile, aReference, aOutputMemoryStream, aReferenceMemoryStream, getDebugDirUrl() + "vba_debug_spec323.bin");
+
+ CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+ const sal_uInt8* pReferenceData = static_cast<const sal_uInt8*>( aReferenceMemoryStream.GetData() );
+ const sal_uInt8* pData = static_cast<const sal_uInt8*>( aOutputMemoryStream.GetData() );
+
+ const sal_uInt64 nSize = std::min(aReferenceMemoryStream.GetSize(),
+ aOutputMemoryStream.GetSize());
+ for (sal_uInt64 i = 0; i < nSize; ++i)
+ {
+ CPPUNIT_ASSERT_EQUAL(static_cast<int>(pReferenceData[i]), static_cast<int>(pData[i]));
+ }
+}
+
+CPPUNIT_TEST_SUITE_REGISTRATION(TestVbaCompression);
+
+CPPUNIT_PLUGIN_IMPLEMENT();
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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