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36 lines
1.4 KiB
C++
36 lines
1.4 KiB
C++
#include <cxxtest/TestSuite.h>
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#include "sound/audiostream.h"
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class AudioStreamTestSuite : public CxxTest::TestSuite
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{
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public:
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void test_convertTimeToStreamPos() {
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const Audio::Timestamp a = Audio::convertTimeToStreamPos(Audio::Timestamp(500, 1000), 11025, true);
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// The last bit has to be 0 in any case for a stereo stream.
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TS_ASSERT_EQUALS(a.totalNumberOfFrames() & 1, 0);
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// TODO: This test is rather hacky... actually converTimeToStreamPos might also return 11026
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// instead of 11024 and it would still be a valid sample position for ~500ms.
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TS_ASSERT_EQUALS(a.totalNumberOfFrames(), 11024);
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const Audio::Timestamp b = Audio::convertTimeToStreamPos(Audio::Timestamp(500, 1000), 11025, false);
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TS_ASSERT_EQUALS(b.totalNumberOfFrames(), 500 * 11025 / 1000);
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// Test Audio CD positioning
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// for 44kHz and stereo
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const Audio::Timestamp c = Audio::convertTimeToStreamPos(Audio::Timestamp(0, 50, 75), 44100, true);
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TS_ASSERT_EQUALS(c.totalNumberOfFrames(), 50 * 44100 * 2 / 75);
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// for 11kHz and mono
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const Audio::Timestamp d = Audio::convertTimeToStreamPos(Audio::Timestamp(0, 50, 75), 11025, false);
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TS_ASSERT_EQUALS(d.totalNumberOfFrames(), 50 * 11025 / 75);
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// Some misc test
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const Audio::Timestamp e = Audio::convertTimeToStreamPos(Audio::Timestamp(1, 1, 4), 11025, false);
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TS_ASSERT_EQUALS(e.totalNumberOfFrames(), 5 * 11025 / 4);
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}
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};
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