366 lines
14 KiB
Python
366 lines
14 KiB
Python
from test.test_support import (findfile, TESTFN, unlink, captured_stdout,
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run_unittest)
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import unittest
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from test import audiotests
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import os
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import io
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import sys
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import struct
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import aifc
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class AifcTest(audiotests.AudioWriteTests,
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audiotests.AudioTestsWithSourceFile):
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module = aifc
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close_fd = True
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test_unseekable_read = None
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class AifcPCM8Test(AifcTest, unittest.TestCase):
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sndfilename = 'pluck-pcm8.aiff'
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sndfilenframes = 3307
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nchannels = 2
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sampwidth = 1
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framerate = 11025
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nframes = 48
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comptype = 'NONE'
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compname = 'not compressed'
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frames = audiotests.fromhex("""\
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02FF 4B00 3104 8008 CB06 4803 BF01 03FE B8FA B4F3 29EB 1AE6 \
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EDE4 C6E2 0EE0 EFE0 57E2 FBE8 13EF D8F7 97FB F5FC 08FB DFFB \
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11FA 3EFB BCFC 66FF CF04 4309 C10E 5112 EE17 8216 7F14 8012 \
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490E 520D EF0F CE0F E40C 630A 080A 2B0B 510E 8B11 B60E 440A \
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""")
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class AifcPCM16Test(AifcTest, unittest.TestCase):
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sndfilename = 'pluck-pcm16.aiff'
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sndfilenframes = 3307
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nchannels = 2
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sampwidth = 2
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framerate = 11025
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nframes = 48
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comptype = 'NONE'
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compname = 'not compressed'
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frames = audiotests.fromhex("""\
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022EFFEA 4B5D00F6 311804EA 80E10840 CBE106B1 48A903F5 BFE601B2 036CFE7B \
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B858FA3E B4B1F34F 299AEBCA 1A5DE6DA EDFAE491 C628E275 0E09E0B5 EF2AE029 \
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5758E271 FB35E83F 1376EF86 D82BF727 9790FB76 F5FAFC0F 0867FB9C DF30FB43 \
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117EFA36 3EE5FB5B BC79FCB1 66D9FF5D CF150412 431D097C C1BA0EC8 512112A1 \
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EEE21753 82071665 7FFF1443 8004128F 49A20EAF 52BB0DBA EFB40F60 CE3C0FBF \
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E4B30CEC 63430A5C 08C80A20 2BBB0B08 514A0E43 8BCF1139 B6F60EEB 44120A5E \
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""")
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class AifcPCM24Test(AifcTest, unittest.TestCase):
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sndfilename = 'pluck-pcm24.aiff'
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sndfilenframes = 3307
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nchannels = 2
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sampwidth = 3
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framerate = 11025
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nframes = 48
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comptype = 'NONE'
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compname = 'not compressed'
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frames = audiotests.fromhex("""\
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022D65FFEB9D 4B5A0F00FA54 3113C304EE2B 80DCD6084303 \
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CBDEC006B261 48A99803F2F8 BFE82401B07D 036BFBFE7B5D \
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B85756FA3EC9 B4B055F3502B 299830EBCB62 1A5CA7E6D99A \
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EDFA3EE491BD C625EBE27884 0E05A9E0B6CF EF2929E02922 \
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5758D8E27067 FB3557E83E16 1377BFEF8402 D82C5BF7272A \
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978F16FB7745 F5F865FC1013 086635FB9C4E DF30FCFB40EE \
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117FE0FA3438 3EE6B8FB5AC3 BC77A3FCB2F4 66D6DAFF5F32 \
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CF13B9041275 431D69097A8C C1BB600EC74E 5120B912A2BA \
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EEDF641754C0 8207001664B7 7FFFFF14453F 8000001294E6 \
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499C1B0EB3B2 52B73E0DBCA0 EFB2B20F5FD8 CE3CDB0FBE12 \
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E4B49C0CEA2D 6344A80A5A7C 08C8FE0A1FFE 2BB9860B0A0E \
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51486F0E44E1 8BCC64113B05 B6F4EC0EEB36 4413170A5B48 \
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""")
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class AifcPCM32Test(AifcTest, unittest.TestCase):
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sndfilename = 'pluck-pcm32.aiff'
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sndfilenframes = 3307
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nchannels = 2
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sampwidth = 4
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framerate = 11025
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nframes = 48
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comptype = 'NONE'
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compname = 'not compressed'
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frames = audiotests.fromhex("""\
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022D65BCFFEB9D92 4B5A0F8000FA549C 3113C34004EE2BC0 80DCD680084303E0 \
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CBDEC0C006B26140 48A9980003F2F8FC BFE8248001B07D92 036BFB60FE7B5D34 \
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B8575600FA3EC920 B4B05500F3502BC0 29983000EBCB6240 1A5CA7A0E6D99A60 \
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EDFA3E80E491BD40 C625EB80E27884A0 0E05A9A0E0B6CFE0 EF292940E0292280 \
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5758D800E2706700 FB3557D8E83E1640 1377BF00EF840280 D82C5B80F7272A80 \
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978F1600FB774560 F5F86510FC101364 086635A0FB9C4E20 DF30FC40FB40EE28 \
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117FE0A0FA3438B0 3EE6B840FB5AC3F0 BC77A380FCB2F454 66D6DA80FF5F32B4 \
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CF13B980041275B0 431D6980097A8C00 C1BB60000EC74E00 5120B98012A2BAA0 \
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EEDF64C01754C060 820700001664B780 7FFFFFFF14453F40 800000001294E6E0 \
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499C1B000EB3B270 52B73E000DBCA020 EFB2B2E00F5FD880 CE3CDB400FBE1270 \
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E4B49CC00CEA2D90 6344A8800A5A7CA0 08C8FE800A1FFEE0 2BB986C00B0A0E00 \
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51486F800E44E190 8BCC6480113B0580 B6F4EC000EEB3630 441317800A5B48A0 \
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""")
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class AifcULAWTest(AifcTest, unittest.TestCase):
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sndfilename = 'pluck-ulaw.aifc'
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sndfilenframes = 3307
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nchannels = 2
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sampwidth = 2
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framerate = 11025
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nframes = 48
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comptype = 'ulaw'
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compname = ''
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frames = audiotests.fromhex("""\
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022CFFE8 497C0104 307C04DC 8284083C CB84069C 497C03DC BE8401AC 036CFE74 \
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B684FA24 B684F344 2A7CEC04 19FCE704 EE04E504 C584E204 0E3CE104 EF04DF84 \
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557CE204 FB24E804 12FCEF04 D784F744 9684FB64 F5C4FC24 083CFBA4 DF84FB24 \
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11FCFA24 3E7CFB64 BA84FCB4 657CFF5C CF84041C 417C093C C1840EBC 517C12FC \
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EF0416FC 828415FC 7D7C13FC 828412FC 497C0EBC 517C0DBC F0040F3C CD840FFC \
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E5040CBC 617C0A3C 08BC0A3C 2C7C0B3C 517C0E3C 8A8410FC B6840EBC 457C0A3C \
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""")
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if sys.byteorder != 'big':
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frames = audiotests.byteswap2(frames)
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class AifcMiscTest(audiotests.AudioTests, unittest.TestCase):
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def test_skipunknown(self):
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#Issue 2245
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#This file contains chunk types aifc doesn't recognize.
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self.f = aifc.open(findfile('Sine-1000Hz-300ms.aif'))
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def test_close_opened_files_on_error(self):
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non_aifc_file = findfile('pluck-pcm8.wav', subdir='audiodata')
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class Aifc(aifc.Aifc_read):
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def __init__(self):
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pass
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a = Aifc()
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with self.assertRaises(aifc.Error):
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aifc.Aifc_read.__init__(a, non_aifc_file)
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self.assertTrue(a._file.closed)
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def test_write_markers_values(self):
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fout = aifc.open(io.BytesIO(), 'wb')
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self.assertEqual(fout.getmarkers(), None)
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fout.setmark(1, 0, 'foo1')
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fout.setmark(1, 1, 'foo2')
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self.assertEqual(fout.getmark(1), (1, 1, 'foo2'))
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self.assertEqual(fout.getmarkers(), [(1, 1, 'foo2')])
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fout.initfp(None)
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def test_read_markers(self):
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fout = self.fout = aifc.open(TESTFN, 'wb')
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fout.aiff()
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fout.setparams((1, 1, 1, 1, 'NONE', ''))
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fout.setmark(1, 0, 'odd')
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fout.setmark(2, 0, 'even')
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fout.writeframes('\x00')
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fout.close()
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f = self.f = aifc.open(TESTFN, 'rb')
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self.assertEqual(f.getmarkers(), [(1, 0, 'odd'), (2, 0, 'even')])
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self.assertEqual(f.getmark(1), (1, 0, 'odd'))
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self.assertEqual(f.getmark(2), (2, 0, 'even'))
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self.assertRaises(aifc.Error, f.getmark, 3)
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class AIFCLowLevelTest(unittest.TestCase):
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def test_read_written(self):
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def read_written(self, what):
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f = io.BytesIO()
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getattr(aifc, '_write_' + what)(f, x)
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f.seek(0)
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return getattr(aifc, '_read_' + what)(f)
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for x in (-1, 0, 0.1, 1):
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self.assertEqual(read_written(x, 'float'), x)
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for x in (float('NaN'), float('Inf')):
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self.assertEqual(read_written(x, 'float'), aifc._HUGE_VAL)
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for x in ('', 'foo', 'a' * 255):
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self.assertEqual(read_written(x, 'string'), x)
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for x in (-0x7FFFFFFF, -1, 0, 1, 0x7FFFFFFF):
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self.assertEqual(read_written(x, 'long'), x)
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for x in (0, 1, 0xFFFFFFFF):
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self.assertEqual(read_written(x, 'ulong'), x)
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for x in (-0x7FFF, -1, 0, 1, 0x7FFF):
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self.assertEqual(read_written(x, 'short'), x)
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for x in (0, 1, 0xFFFF):
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self.assertEqual(read_written(x, 'ushort'), x)
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def test_read_raises(self):
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f = io.BytesIO('\x00')
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self.assertRaises(EOFError, aifc._read_ulong, f)
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self.assertRaises(EOFError, aifc._read_long, f)
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self.assertRaises(EOFError, aifc._read_ushort, f)
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self.assertRaises(EOFError, aifc._read_short, f)
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def test_write_long_string_raises(self):
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f = io.BytesIO()
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with self.assertRaises(ValueError):
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aifc._write_string(f, 'too long' * 255)
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def test_wrong_open_mode(self):
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with self.assertRaises(aifc.Error):
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aifc.open(TESTFN, 'wrong_mode')
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def test_read_wrong_form(self):
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b1 = io.BytesIO('WRNG' + struct.pack('>L', 0))
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b2 = io.BytesIO('FORM' + struct.pack('>L', 4) + 'WRNG')
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self.assertRaises(aifc.Error, aifc.open, b1)
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self.assertRaises(aifc.Error, aifc.open, b2)
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def test_read_no_comm_chunk(self):
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b = io.BytesIO('FORM' + struct.pack('>L', 4) + 'AIFF')
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self.assertRaises(aifc.Error, aifc.open, b)
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def test_read_no_ssnd_chunk(self):
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b = b'FORM' + struct.pack('>L', 4) + b'AIFC'
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b += b'COMM' + struct.pack('>LhlhhLL', 38, 0, 0, 0, 0, 0, 0)
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b += b'NONE' + struct.pack('B', 14) + b'not compressed' + b'\x00'
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with self.assertRaisesRegexp(aifc.Error, 'COMM chunk and/or SSND chunk'
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' missing'):
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aifc.open(io.BytesIO(b))
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def test_read_wrong_compression_type(self):
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b = 'FORM' + struct.pack('>L', 4) + 'AIFC'
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b += 'COMM' + struct.pack('>LhlhhLL', 23, 0, 0, 0, 0, 0, 0)
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b += 'WRNG' + struct.pack('B', 0)
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self.assertRaises(aifc.Error, aifc.open, io.BytesIO(b))
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def test_read_wrong_marks(self):
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b = 'FORM' + struct.pack('>L', 4) + 'AIFF'
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b += 'COMM' + struct.pack('>LhlhhLL', 18, 0, 0, 0, 0, 0, 0)
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b += 'SSND' + struct.pack('>L', 8) + '\x00' * 8
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b += 'MARK' + struct.pack('>LhB', 3, 1, 1)
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with captured_stdout() as s:
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f = aifc.open(io.BytesIO(b))
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self.assertEqual(s.getvalue(), 'Warning: MARK chunk contains '
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'only 0 markers instead of 1\n')
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self.assertEqual(f.getmarkers(), None)
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def test_read_comm_kludge_compname_even(self):
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b = 'FORM' + struct.pack('>L', 4) + 'AIFC'
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b += 'COMM' + struct.pack('>LhlhhLL', 18, 0, 0, 0, 0, 0, 0)
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b += 'NONE' + struct.pack('B', 4) + 'even' + '\x00'
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b += 'SSND' + struct.pack('>L', 8) + '\x00' * 8
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with captured_stdout() as s:
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f = aifc.open(io.BytesIO(b))
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self.assertEqual(s.getvalue(), 'Warning: bad COMM chunk size\n')
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self.assertEqual(f.getcompname(), 'even')
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def test_read_comm_kludge_compname_odd(self):
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b = 'FORM' + struct.pack('>L', 4) + 'AIFC'
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b += 'COMM' + struct.pack('>LhlhhLL', 18, 0, 0, 0, 0, 0, 0)
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b += 'NONE' + struct.pack('B', 3) + 'odd'
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b += 'SSND' + struct.pack('>L', 8) + '\x00' * 8
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with captured_stdout() as s:
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f = aifc.open(io.BytesIO(b))
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self.assertEqual(s.getvalue(), 'Warning: bad COMM chunk size\n')
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self.assertEqual(f.getcompname(), 'odd')
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def test_write_params_raises(self):
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fout = aifc.open(io.BytesIO(), 'wb')
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wrong_params = (0, 0, 0, 0, 'WRNG', '')
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self.assertRaises(aifc.Error, fout.setparams, wrong_params)
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self.assertRaises(aifc.Error, fout.getparams)
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self.assertRaises(aifc.Error, fout.setnchannels, 0)
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self.assertRaises(aifc.Error, fout.getnchannels)
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self.assertRaises(aifc.Error, fout.setsampwidth, 0)
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self.assertRaises(aifc.Error, fout.getsampwidth)
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self.assertRaises(aifc.Error, fout.setframerate, 0)
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self.assertRaises(aifc.Error, fout.getframerate)
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self.assertRaises(aifc.Error, fout.setcomptype, 'WRNG', '')
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fout.aiff()
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fout.setnchannels(1)
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fout.setsampwidth(1)
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fout.setframerate(1)
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fout.setnframes(1)
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fout.writeframes('\x00')
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self.assertRaises(aifc.Error, fout.setparams, (1, 1, 1, 1, 1, 1))
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self.assertRaises(aifc.Error, fout.setnchannels, 1)
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self.assertRaises(aifc.Error, fout.setsampwidth, 1)
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self.assertRaises(aifc.Error, fout.setframerate, 1)
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self.assertRaises(aifc.Error, fout.setnframes, 1)
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self.assertRaises(aifc.Error, fout.setcomptype, 'NONE', '')
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self.assertRaises(aifc.Error, fout.aiff)
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self.assertRaises(aifc.Error, fout.aifc)
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def test_write_params_singles(self):
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fout = aifc.open(io.BytesIO(), 'wb')
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fout.aifc()
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fout.setnchannels(1)
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fout.setsampwidth(2)
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fout.setframerate(3)
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fout.setnframes(4)
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fout.setcomptype('NONE', 'name')
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self.assertEqual(fout.getnchannels(), 1)
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self.assertEqual(fout.getsampwidth(), 2)
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self.assertEqual(fout.getframerate(), 3)
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self.assertEqual(fout.getnframes(), 0)
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self.assertEqual(fout.tell(), 0)
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self.assertEqual(fout.getcomptype(), 'NONE')
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self.assertEqual(fout.getcompname(), 'name')
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fout.writeframes('\x00' * 4 * fout.getsampwidth() * fout.getnchannels())
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self.assertEqual(fout.getnframes(), 4)
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self.assertEqual(fout.tell(), 4)
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def test_write_params_bunch(self):
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fout = aifc.open(io.BytesIO(), 'wb')
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fout.aifc()
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p = (1, 2, 3, 4, 'NONE', 'name')
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fout.setparams(p)
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self.assertEqual(fout.getparams(), p)
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fout.initfp(None)
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def test_write_header_raises(self):
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fout = aifc.open(io.BytesIO(), 'wb')
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self.assertRaises(aifc.Error, fout.close)
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fout = aifc.open(io.BytesIO(), 'wb')
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fout.setnchannels(1)
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self.assertRaises(aifc.Error, fout.close)
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fout = aifc.open(io.BytesIO(), 'wb')
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fout.setnchannels(1)
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fout.setsampwidth(1)
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self.assertRaises(aifc.Error, fout.close)
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def test_write_header_comptype_raises(self):
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for comptype in ('ULAW', 'ulaw', 'ALAW', 'alaw', 'G722'):
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fout = aifc.open(io.BytesIO(), 'wb')
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fout.setsampwidth(1)
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fout.setcomptype(comptype, '')
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self.assertRaises(aifc.Error, fout.close)
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fout.initfp(None)
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def test_write_markers_raises(self):
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fout = aifc.open(io.BytesIO(), 'wb')
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self.assertRaises(aifc.Error, fout.setmark, 0, 0, '')
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self.assertRaises(aifc.Error, fout.setmark, 1, -1, '')
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self.assertRaises(aifc.Error, fout.setmark, 1, 0, None)
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self.assertRaises(aifc.Error, fout.getmark, 1)
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fout.initfp(None)
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def test_write_aiff_by_extension(self):
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sampwidth = 2
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filename = TESTFN + '.aiff'
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self.addCleanup(unlink, filename)
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fout = self.fout = aifc.open(filename, 'wb')
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fout.setparams((1, sampwidth, 1, 1, 'ULAW', ''))
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frames = '\x00' * fout.getnchannels() * sampwidth
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fout.writeframes(frames)
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fout.close()
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f = self.f = aifc.open(filename, 'rb')
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self.assertEqual(f.getcomptype(), 'NONE')
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f.close()
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def test_main():
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run_unittest(AifcPCM8Test, AifcPCM16Test, AifcPCM16Test, AifcPCM24Test,
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AifcPCM32Test, AifcULAWTest,
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AifcMiscTest, AIFCLowLevelTest)
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if __name__ == "__main__":
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test_main()
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