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cog/Frameworks/TagLib/taglib/tests/test_riff.cpp

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/***************************************************************************
copyright : (C) 2009 by Lukas Lalinsky
email : lukas@oxygene.sk
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA *
* 02110-1301 USA *
* *
* Alternatively, this file is available under the Mozilla Public *
* License Version 1.1. You may obtain a copy of the License at *
* http://www.mozilla.org/MPL/ *
***************************************************************************/
#include <string>
#include <stdio.h>
#include <tag.h>
#include <tbytevectorlist.h>
#include <rifffile.h>
#include <cppunit/extensions/HelperMacros.h>
#include "utils.h"
using namespace std;
using namespace TagLib;
class PublicRIFF : public RIFF::File
{
public:
PublicRIFF(FileName file) : RIFF::File(file, BigEndian) {};
unsigned int riffSize() { return RIFF::File::riffSize(); };
unsigned int chunkCount() { return RIFF::File::chunkCount(); };
unsigned int chunkOffset(unsigned int i) { return RIFF::File::chunkOffset(i); };
unsigned int chunkPadding(unsigned int i) { return RIFF::File::chunkPadding(i); };
unsigned int chunkDataSize(unsigned int i) { return RIFF::File::chunkDataSize(i); };
ByteVector chunkName(unsigned int i) { return RIFF::File::chunkName(i); };
ByteVector chunkData(unsigned int i) { return RIFF::File::chunkData(i); };
void setChunkData(unsigned int i, const ByteVector &data) {
RIFF::File::setChunkData(i, data);
}
void setChunkData(const ByteVector &name, const ByteVector &data) {
RIFF::File::setChunkData(name, data);
};
virtual TagLib::Tag* tag() const { return 0; };
virtual TagLib::AudioProperties* audioProperties() const { return 0;};
virtual bool save() { return false; };
void removeChunk(unsigned int i) { RIFF::File::removeChunk(i); }
void removeChunk(const ByteVector &name) { RIFF::File::removeChunk(name); }
};
class TestRIFF : public CppUnit::TestFixture
{
CPPUNIT_TEST_SUITE(TestRIFF);
CPPUNIT_TEST(testPadding);
CPPUNIT_TEST(testLastChunkAtEvenPosition);
CPPUNIT_TEST(testLastChunkAtEvenPosition2);
CPPUNIT_TEST(testLastChunkAtEvenPosition3);
CPPUNIT_TEST(testChunkOffset);
CPPUNIT_TEST_SUITE_END();
public:
void testPadding()
{
ScopedFileCopy copy("empty", ".aiff");
string filename = copy.fileName();
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x1728 + 8), f.chunkOffset(2));
f.setChunkData("TEST", "foo");
}
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("foo"), f.chunkData(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(3), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x1728 + 8), f.chunkOffset(2));
f.setChunkData("SSND", "abcd");
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(1));
CPPUNIT_ASSERT_EQUAL(ByteVector("abcd"), f.chunkData(1));
f.seek(f.chunkOffset(1));
CPPUNIT_ASSERT_EQUAL(ByteVector("abcd"), f.readBlock(4));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("foo"), f.chunkData(2));
f.seek(f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("foo"), f.readBlock(3));
}
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(1));
CPPUNIT_ASSERT_EQUAL(ByteVector("abcd"), f.chunkData(1));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("foo"), f.chunkData(2));
}
}
void testLastChunkAtEvenPosition()
{
ScopedFileCopy copy("noise", ".aif");
string filename = copy.fileName();
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL((unsigned int)(0xff0 + 8), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL(long(4400), f.length());
CPPUNIT_ASSERT_EQUAL((unsigned int)(4399 - 8), f.riffSize());
f.setChunkData("TEST", "abcd");
CPPUNIT_ASSERT_EQUAL((unsigned int)(4088), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4408), f.chunkOffset(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4), f.chunkDataSize(3));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0), f.chunkPadding(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4412 - 8), f.riffSize());
}
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL((unsigned int)(4088), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4408), f.chunkOffset(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4), f.chunkDataSize(3));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0), f.chunkPadding(3));
CPPUNIT_ASSERT_EQUAL(long(4412), f.length());
}
}
void testLastChunkAtEvenPosition2()
{
ScopedFileCopy copy("noise_odd", ".aif");
string filename = copy.fileName();
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL((unsigned int)(0xff0 + 8), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL(long(4399), f.length());
CPPUNIT_ASSERT_EQUAL((unsigned int)(4399 - 8), f.riffSize());
f.setChunkData("TEST", "abcd");
CPPUNIT_ASSERT_EQUAL((unsigned int)(4088), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4408), f.chunkOffset(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4), f.chunkDataSize(3));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0), f.chunkPadding(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4412 - 8), f.riffSize());
}
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL((unsigned int)(4088), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4408), f.chunkOffset(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4), f.chunkDataSize(3));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0), f.chunkPadding(3));
CPPUNIT_ASSERT_EQUAL(long(4412), f.length());
}
}
void testLastChunkAtEvenPosition3()
{
ScopedFileCopy copy("noise_odd", ".aif");
string filename = copy.fileName();
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL((unsigned int)(0xff0 + 8), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL(long(4399), f.length());
CPPUNIT_ASSERT_EQUAL((unsigned int)(4399 - 8), f.riffSize());
f.setChunkData("TEST", "abc");
CPPUNIT_ASSERT_EQUAL((unsigned int)(4088), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4408), f.chunkOffset(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(3), f.chunkDataSize(3));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4412 - 8), f.riffSize());
}
{
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL((unsigned int)(4088), f.chunkOffset(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(311), f.chunkDataSize(2));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(4408), f.chunkOffset(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(3), f.chunkDataSize(3));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(3));
CPPUNIT_ASSERT_EQUAL((unsigned int)(1), f.chunkPadding(3));
CPPUNIT_ASSERT_EQUAL(long(4412), f.length());
}
}
void testChunkOffset()
{
ScopedFileCopy copy("empty", ".aiff");
string filename = copy.fileName();
PublicRIFF f(filename.c_str());
CPPUNIT_ASSERT_EQUAL(5928U, f.riffSize());
CPPUNIT_ASSERT_EQUAL(5936L, f.length());
CPPUNIT_ASSERT_EQUAL(ByteVector("COMM"), f.chunkName(0));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x000C + 8), f.chunkOffset(0));
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.chunkName(1));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x0026 + 8), f.chunkOffset(1));
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.chunkName(2));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x1728 + 8), f.chunkOffset(2));
const ByteVector data(0x400, ' ');
f.setChunkData("SSND", data);
CPPUNIT_ASSERT_EQUAL(1070U, f.riffSize());
CPPUNIT_ASSERT_EQUAL(1078L, f.length());
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x000C + 8), f.chunkOffset(0));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x0026 + 8), f.chunkOffset(1));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x042E + 8), f.chunkOffset(2));
f.seek(f.chunkOffset(0) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("COMM"), f.readBlock(4));
f.seek(f.chunkOffset(1) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.readBlock(4));
f.seek(f.chunkOffset(2) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.readBlock(4));
f.setChunkData(0, data);
CPPUNIT_ASSERT_EQUAL(2076U, f.riffSize());
CPPUNIT_ASSERT_EQUAL(2084L, f.length());
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x000C + 8), f.chunkOffset(0));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x0414 + 8), f.chunkOffset(1));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x081C + 8), f.chunkOffset(2));
f.seek(f.chunkOffset(0) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("COMM"), f.readBlock(4));
f.seek(f.chunkOffset(1) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("SSND"), f.readBlock(4));
f.seek(f.chunkOffset(2) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.readBlock(4));
f.removeChunk("SSND");
CPPUNIT_ASSERT_EQUAL(1044U, f.riffSize());
CPPUNIT_ASSERT_EQUAL(1052L, f.length());
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x000C + 8), f.chunkOffset(0));
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x0414 + 8), f.chunkOffset(1));
f.seek(f.chunkOffset(0) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("COMM"), f.readBlock(4));
f.seek(f.chunkOffset(1) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.readBlock(4));
f.removeChunk(0);
CPPUNIT_ASSERT_EQUAL(12U, f.riffSize());
CPPUNIT_ASSERT_EQUAL(20L, f.length());
CPPUNIT_ASSERT_EQUAL((unsigned int)(0x000C + 8), f.chunkOffset(0));
f.seek(f.chunkOffset(0) - 8);
CPPUNIT_ASSERT_EQUAL(ByteVector("TEST"), f.readBlock(4));
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(TestRIFF);
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