diff options
Diffstat (limited to 'Lib/test/test_wave.py')
| -rw-r--r-- | Lib/test/test_wave.py | 151 |
1 files changed, 97 insertions, 54 deletions
diff --git a/Lib/test/test_wave.py b/Lib/test/test_wave.py index e0aace4..049d0d8 100644 --- a/Lib/test/test_wave.py +++ b/Lib/test/test_wave.py @@ -1,66 +1,109 @@ -from test.support import TESTFN, run_unittest -import os -import wave -import struct +from test.support import TESTFN import unittest +from test import audiotests +import wave -nchannels = 2 -sampwidth = 2 -framerate = 8000 -nframes = 100 - -class TestWave(unittest.TestCase): - def setUp(self): - self.f = None +class WavePCM8Test(audiotests.AudioWriteTests, + audiotests.AudioTestsWithSourceFile, + unittest.TestCase): + module = wave + sndfilename = 'pluck-pcm8.wav' + sndfilenframes = 3307 + nchannels = 2 + sampwidth = 1 + framerate = 11025 + nframes = 48 + comptype = 'NONE' + compname = 'not compressed' + frames = bytes.fromhex("""\ + 827F CB80 B184 0088 4B86 C883 3F81 837E 387A 3473 A96B 9A66 \ + 6D64 4662 8E60 6F60 D762 7B68 936F 5877 177B 757C 887B 5F7B \ + 917A BE7B 3C7C E67F 4F84 C389 418E D192 6E97 0296 FF94 0092 \ + C98E D28D 6F8F 4E8F 648C E38A 888A AB8B D18E 0B91 368E C48A \ + """) - def tearDown(self): - if self.f is not None: - self.f.close() - try: - os.remove(TESTFN) - except OSError: - pass - def test_it(self, test_rounding=False): - self.f = wave.open(TESTFN, 'wb') - self.f.setnchannels(nchannels) - self.f.setsampwidth(sampwidth) - if test_rounding: - self.f.setframerate(framerate - 0.1) - else: - self.f.setframerate(framerate) - self.f.setnframes(nframes) - output = b'\0' * nframes * nchannels * sampwidth - self.f.writeframes(output) - self.f.close() +class WavePCM16Test(audiotests.AudioWriteTests, + audiotests.AudioTestsWithSourceFile, + unittest.TestCase): + module = wave + sndfilename = 'pluck-pcm16.wav' + sndfilenframes = 3307 + nchannels = 2 + sampwidth = 2 + framerate = 11025 + nframes = 48 + comptype = 'NONE' + compname = 'not compressed' + frames = bytes.fromhex("""\ + 022EFFEA 4B5C00F9 311404EF 80DC0843 CBDF06B2 48AA03F3 BFE701B2 036BFE7C \ + B857FA3E B4B2F34F 2999EBCA 1A5FE6D7 EDFCE491 C626E279 0E05E0B8 EF27E02D \ + 5754E275 FB31E843 1373EF89 D827F72C 978BFB7A F5F7FC11 0866FB9C DF30FB42 \ + 117FFA36 3EE4FB5D BC75FCB6 66D5FF5F CF16040E 43220978 C1BC0EC8 511F12A4 \ + EEDF1755 82061666 7FFF1446 80001296 499C0EB2 52BA0DB9 EFB70F5C CE400FBC \ + E4B50CEB 63440A5A 08CA0A1F 2BBA0B0B 51460E47 8BCB113C B6F50EEA 44150A59 \ + """) + frames = audiotests.byteswap2(frames) - self.f = wave.open(TESTFN, 'rb') - self.assertEqual(nchannels, self.f.getnchannels()) - self.assertEqual(sampwidth, self.f.getsampwidth()) - self.assertEqual(framerate, self.f.getframerate()) - self.assertEqual(nframes, self.f.getnframes()) - self.assertEqual(self.f.readframes(nframes), output) - def test_fractional_framerate(self): - """ - Addresses [ 1512791 ] module wave does no rounding - Floating point framerates should be rounded, rather than truncated. - """ - self.test_it(test_rounding=True) +class WavePCM24Test(audiotests.AudioWriteTests, + audiotests.AudioTestsWithSourceFile, + unittest.TestCase): + module = wave + sndfilename = 'pluck-pcm24.wav' + sndfilenframes = 3307 + nchannels = 2 + sampwidth = 3 + framerate = 11025 + nframes = 48 + comptype = 'NONE' + compname = 'not compressed' + frames = bytes.fromhex("""\ + 022D65FFEB9D 4B5A0F00FA54 3113C304EE2B 80DCD6084303 \ + CBDEC006B261 48A99803F2F8 BFE82401B07D 036BFBFE7B5D \ + B85756FA3EC9 B4B055F3502B 299830EBCB62 1A5CA7E6D99A \ + EDFA3EE491BD C625EBE27884 0E05A9E0B6CF EF2929E02922 \ + 5758D8E27067 FB3557E83E16 1377BFEF8402 D82C5BF7272A \ + 978F16FB7745 F5F865FC1013 086635FB9C4E DF30FCFB40EE \ + 117FE0FA3438 3EE6B8FB5AC3 BC77A3FCB2F4 66D6DAFF5F32 \ + CF13B9041275 431D69097A8C C1BB600EC74E 5120B912A2BA \ + EEDF641754C0 8207001664B7 7FFFFF14453F 8000001294E6 \ + 499C1B0EB3B2 52B73E0DBCA0 EFB2B20F5FD8 CE3CDB0FBE12 \ + E4B49C0CEA2D 6344A80A5A7C 08C8FE0A1FFE 2BB9860B0A0E \ + 51486F0E44E1 8BCC64113B05 B6F4EC0EEB36 4413170A5B48 \ + """) + frames = audiotests.byteswap3(frames) - def test_issue7681(self): - self.f = wave.open(TESTFN, 'wb') - self.f.setnchannels(nchannels) - self.f.setsampwidth(sampwidth) - self.f.setframerate(framerate) - # Don't call setnframes, make _write_header divide to figure it out - output = b'\0' * nframes * nchannels * sampwidth - self.f.writeframes(output) +class WavePCM32Test(audiotests.AudioWriteTests, + audiotests.AudioTestsWithSourceFile, + unittest.TestCase): + module = wave + sndfilename = 'pluck-pcm32.wav' + sndfilenframes = 3307 + nchannels = 2 + sampwidth = 4 + framerate = 11025 + nframes = 48 + comptype = 'NONE' + compname = 'not compressed' + frames = bytes.fromhex("""\ + 022D65BCFFEB9D92 4B5A0F8000FA549C 3113C34004EE2BC0 80DCD680084303E0 \ + CBDEC0C006B26140 48A9980003F2F8FC BFE8248001B07D92 036BFB60FE7B5D34 \ + B8575600FA3EC920 B4B05500F3502BC0 29983000EBCB6240 1A5CA7A0E6D99A60 \ + EDFA3E80E491BD40 C625EB80E27884A0 0E05A9A0E0B6CFE0 EF292940E0292280 \ + 5758D800E2706700 FB3557D8E83E1640 1377BF00EF840280 D82C5B80F7272A80 \ + 978F1600FB774560 F5F86510FC101364 086635A0FB9C4E20 DF30FC40FB40EE28 \ + 117FE0A0FA3438B0 3EE6B840FB5AC3F0 BC77A380FCB2F454 66D6DA80FF5F32B4 \ + CF13B980041275B0 431D6980097A8C00 C1BB60000EC74E00 5120B98012A2BAA0 \ + EEDF64C01754C060 820700001664B780 7FFFFFFF14453F40 800000001294E6E0 \ + 499C1B000EB3B270 52B73E000DBCA020 EFB2B2E00F5FD880 CE3CDB400FBE1270 \ + E4B49CC00CEA2D90 6344A8800A5A7CA0 08C8FE800A1FFEE0 2BB986C00B0A0E00 \ + 51486F800E44E190 8BCC6480113B0580 B6F4EC000EEB3630 441317800A5B48A0 \ + """) + frames = audiotests.byteswap4(frames) -def test_main(): - run_unittest(TestWave) if __name__ == '__main__': - test_main() + unittest.main() |