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/*
Audio File Library
Copyright (C) 2013 Michael Pruett <michael@68k.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <audiofile.h>
#include <gtest/gtest.h>
#include <stdint.h>
#include <unistd.h>
#include "Lossless.h"
#include "TestUtilities.h"
template <typename SampleType>
static void testFLAC(int channelCount, int sampleWidth, int frameCount)
{
testLossless<SampleType>("FLAC", AF_FILE_FLAC, AF_COMPRESSION_FLAC,
channelCount, sampleWidth, frameCount);
}
TEST(FLAC, FLAC_16)
{
for (int channelCount=1; channelCount<=8; channelCount++)
testFLAC<int16_t>(channelCount, 16, 82421);
}
TEST(FLAC, FLAC_24)
{
for (int channelCount=1; channelCount<=8; channelCount++)
testFLAC<int32_t>(channelCount, 24, 82421);
}
static void testInvalidSampleFormat(int sampleFormat, int sampleWidth)
{
std::string testFileName;
ASSERT_TRUE(createTemporaryFile("FLAC", &testFileName));
AFfilesetup setup = afNewFileSetup();
afInitFileFormat(setup, AF_FILE_FLAC);
afInitChannels(setup, AF_DEFAULT_TRACK, 1);
afInitSampleFormat(setup, AF_DEFAULT_TRACK, sampleFormat, sampleWidth);
afInitCompression(setup, AF_DEFAULT_TRACK, AF_COMPRESSION_FLAC);
AFfilehandle file = afOpenFile(testFileName.c_str(), "w", setup);
ASSERT_FALSE(file);
afFreeFileSetup(setup);
ASSERT_EQ(::unlink(testFileName.c_str()), 0);
}
TEST(FLAC, InvalidSampleWidths)
{
IgnoreErrors ignoreErrors;
for (int sampleWidth=1; sampleWidth<=32; sampleWidth++)
{
if (sampleWidth == 16 || sampleWidth == 24)
continue;
testInvalidSampleFormat(AF_SAMPFMT_TWOSCOMP, sampleWidth);
}
}
TEST(FLAC, InvalidSampleFormats)
{
IgnoreErrors ignoreErrors;
for (int sampleWidth=1; sampleWidth<=32; sampleWidth++)
testInvalidSampleFormat(AF_SAMPFMT_UNSIGNED, sampleWidth);
testInvalidSampleFormat(AF_SAMPFMT_FLOAT, 32);
testInvalidSampleFormat(AF_SAMPFMT_DOUBLE, 64);
}
TEST(FLAC, InvalidChannels)
{
IgnoreErrors ignoreErrors;
std::string testFileName;
ASSERT_TRUE(createTemporaryFile("FLAC", &testFileName));
AFfilesetup setup = afNewFileSetup();
afInitFileFormat(setup, AF_FILE_FLAC);
afInitChannels(setup, AF_DEFAULT_TRACK, 9);
afInitSampleFormat(setup, AF_DEFAULT_TRACK, AF_SAMPFMT_TWOSCOMP, 16);
afInitCompression(setup, AF_DEFAULT_TRACK, AF_COMPRESSION_FLAC);
AFfilehandle file = afOpenFile(testFileName.c_str(), "w", setup);
ASSERT_FALSE(file);
afFreeFileSetup(setup);
ASSERT_EQ(::unlink(testFileName.c_str()), 0);
}
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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