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https://github.com/coop-deluxe/sm64coopdx.git
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116 lines
4 KiB
C++
116 lines
4 KiB
C++
/*
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Copyright (C) 2010, Michael Pruett. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. The name of the author may not be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <audiofile.h>
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#include <gtest/gtest.h>
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#include <limits>
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#include <stdint.h>
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#include <unistd.h>
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#include "TestUtilities.h"
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class PCMMappingTest : public testing::Test
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{
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protected:
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virtual void SetUp()
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{
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ASSERT_TRUE(createTemporaryFile("PCMMapping", &m_testFileName));
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}
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virtual void TearDown()
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{
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::unlink(m_testFileName.c_str());
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}
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AFfilehandle createTestFile(int sampleFormat, int sampleWidth)
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{
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AFfilesetup setup = afNewFileSetup();
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afInitFileFormat(setup, AF_FILE_AIFFC);
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afInitChannels(setup, AF_DEFAULT_TRACK, 1);
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afInitSampleFormat(setup, AF_DEFAULT_TRACK, sampleFormat, sampleWidth);
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AFfilehandle file = afOpenFile(m_testFileName.c_str(), "w", setup);
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afFreeFileSetup(setup);
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return file;
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}
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AFfilehandle openTestFile()
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{
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AFfilehandle file = afOpenFile(m_testFileName.c_str(), "r", AF_NULL_FILESETUP);
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return file;
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}
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private:
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std::string m_testFileName;
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};
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TEST_F(PCMMappingTest, Float)
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{
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AFfilehandle file = createTestFile(AF_SAMPFMT_FLOAT, 32);
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const float data[] = { -1, 0, 1 };
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const int frameCount = sizeof (data) / sizeof (data[0]);
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AFframecount framesWritten = afWriteFrames(file, AF_DEFAULT_TRACK, data, frameCount);
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ASSERT_EQ(framesWritten, frameCount);
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afCloseFile(file);
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file = openTestFile();
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ASSERT_TRUE(file != NULL);
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double slope = 2, intercept = 2, minClip = 0, maxClip = 4;
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afSetVirtualPCMMapping(file, AF_DEFAULT_TRACK, slope, intercept, minClip, maxClip);
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float readData[frameCount];
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AFframecount framesRead = afReadFrames(file, AF_DEFAULT_TRACK, readData, frameCount);
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ASSERT_EQ(framesRead, frameCount);
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afCloseFile(file);
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const float expectedData[] = { 0, 2, 4 };
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for (int i=0; i<frameCount; i++)
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EXPECT_EQ(readData[i], expectedData[i]);
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}
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TEST_F(PCMMappingTest, Double)
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{
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AFfilehandle file = createTestFile(AF_SAMPFMT_DOUBLE, 64);
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const double data[] = { -1, 0, 1 };
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const int frameCount = sizeof (data) / sizeof (data[0]);
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AFframecount framesWritten = afWriteFrames(file, AF_DEFAULT_TRACK, data, frameCount);
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ASSERT_EQ(framesWritten, frameCount);
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afCloseFile(file);
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file = openTestFile();
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ASSERT_TRUE(file != NULL);
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double slope = 2, intercept = 2, minClip = 0, maxClip = 4;
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afSetVirtualPCMMapping(file, AF_DEFAULT_TRACK, slope, intercept, minClip, maxClip);
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double readData[frameCount];
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AFframecount framesRead = afReadFrames(file, AF_DEFAULT_TRACK, readData, frameCount);
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ASSERT_EQ(framesRead, frameCount);
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afCloseFile(file);
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const double expectedData[] = { 0, 2, 4 };
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for (int i=0; i<frameCount; i++)
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EXPECT_EQ(readData[i], expectedData[i]);
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}
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int main(int argc, char **argv)
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{
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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