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libreoffice/oox/qa/unit/vba_compression.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

255 lines
9.9 KiB
C++

/* -*- 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(u"$UserInstallation/debug/"_ustr) {
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: */