283 lines
6.9 KiB
Python
283 lines
6.9 KiB
Python
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# Test audioop.
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import audioop
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from test.test_support import verbose
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def gendata1():
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return '\0\1\2'
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def gendata2():
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if verbose:
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print 'getsample'
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if audioop.getsample('\0\1', 2, 0) == 1:
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return '\0\0\0\1\0\2'
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else:
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return '\0\0\1\0\2\0'
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def gendata4():
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if verbose:
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print 'getsample'
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if audioop.getsample('\0\0\0\1', 4, 0) == 1:
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return '\0\0\0\0\0\0\0\1\0\0\0\2'
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else:
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return '\0\0\0\0\1\0\0\0\2\0\0\0'
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def testmax(data):
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if verbose:
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print 'max'
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if audioop.max(data[0], 1) != 2 or \
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audioop.max(data[1], 2) != 2 or \
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audioop.max(data[2], 4) != 2:
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return 0
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return 1
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def testminmax(data):
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if verbose:
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print 'minmax'
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if audioop.minmax(data[0], 1) != (0, 2) or \
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audioop.minmax(data[1], 2) != (0, 2) or \
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audioop.minmax(data[2], 4) != (0, 2):
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return 0
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return 1
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def testmaxpp(data):
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if verbose:
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print 'maxpp'
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if audioop.maxpp(data[0], 1) != 0 or \
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audioop.maxpp(data[1], 2) != 0 or \
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audioop.maxpp(data[2], 4) != 0:
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return 0
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return 1
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def testavg(data):
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if verbose:
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print 'avg'
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if audioop.avg(data[0], 1) != 1 or \
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audioop.avg(data[1], 2) != 1 or \
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audioop.avg(data[2], 4) != 1:
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return 0
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return 1
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def testavgpp(data):
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if verbose:
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print 'avgpp'
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if audioop.avgpp(data[0], 1) != 0 or \
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audioop.avgpp(data[1], 2) != 0 or \
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audioop.avgpp(data[2], 4) != 0:
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return 0
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return 1
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def testrms(data):
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if audioop.rms(data[0], 1) != 1 or \
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audioop.rms(data[1], 2) != 1 or \
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audioop.rms(data[2], 4) != 1:
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return 0
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return 1
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def testcross(data):
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if verbose:
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print 'cross'
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if audioop.cross(data[0], 1) != 0 or \
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audioop.cross(data[1], 2) != 0 or \
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audioop.cross(data[2], 4) != 0:
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return 0
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return 1
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def testadd(data):
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if verbose:
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print 'add'
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data2 = []
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for d in data:
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str = ''
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for s in d:
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str = str + chr(ord(s)*2)
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data2.append(str)
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if audioop.add(data[0], data[0], 1) != data2[0] or \
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audioop.add(data[1], data[1], 2) != data2[1] or \
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audioop.add(data[2], data[2], 4) != data2[2]:
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return 0
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return 1
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def testbias(data):
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if verbose:
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print 'bias'
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# Note: this test assumes that avg() works
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d1 = audioop.bias(data[0], 1, 100)
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d2 = audioop.bias(data[1], 2, 100)
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d4 = audioop.bias(data[2], 4, 100)
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if audioop.avg(d1, 1) != 101 or \
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audioop.avg(d2, 2) != 101 or \
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audioop.avg(d4, 4) != 101:
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return 0
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return 1
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def testlin2lin(data):
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if verbose:
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print 'lin2lin'
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# too simple: we test only the size
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for d1 in data:
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for d2 in data:
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got = len(d1)//3
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wtd = len(d2)//3
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if len(audioop.lin2lin(d1, got, wtd)) != len(d2):
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return 0
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return 1
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def testadpcm2lin(data):
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# Very cursory test
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if audioop.adpcm2lin('\0\0', 1, None) != ('\0\0\0\0', (0,0)):
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return 0
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return 1
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def testlin2adpcm(data):
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if verbose:
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print 'lin2adpcm'
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# Very cursory test
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if audioop.lin2adpcm('\0\0\0\0', 1, None) != ('\0\0', (0,0)):
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return 0
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return 1
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def testlin2alaw(data):
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if verbose:
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print 'lin2alaw'
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if audioop.lin2alaw(data[0], 1) != '\xd5\xc5\xf5' or \
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audioop.lin2alaw(data[1], 2) != '\xd5\xd5\xd5' or \
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audioop.lin2alaw(data[2], 4) != '\xd5\xd5\xd5':
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return 0
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return 1
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def testalaw2lin(data):
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if verbose:
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print 'alaw2lin'
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# Cursory
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d = audioop.lin2alaw(data[0], 1)
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if audioop.alaw2lin(d, 1) != data[0]:
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return 0
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return 1
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def testlin2ulaw(data):
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if verbose:
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print 'lin2ulaw'
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if audioop.lin2ulaw(data[0], 1) != '\xff\xe7\xdb' or \
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audioop.lin2ulaw(data[1], 2) != '\xff\xff\xff' or \
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audioop.lin2ulaw(data[2], 4) != '\xff\xff\xff':
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return 0
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return 1
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def testulaw2lin(data):
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if verbose:
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print 'ulaw2lin'
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# Cursory
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d = audioop.lin2ulaw(data[0], 1)
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if audioop.ulaw2lin(d, 1) != data[0]:
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return 0
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return 1
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def testmul(data):
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if verbose:
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print 'mul'
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data2 = []
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for d in data:
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str = ''
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for s in d:
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str = str + chr(ord(s)*2)
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data2.append(str)
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if audioop.mul(data[0], 1, 2) != data2[0] or \
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audioop.mul(data[1],2, 2) != data2[1] or \
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audioop.mul(data[2], 4, 2) != data2[2]:
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return 0
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return 1
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def testratecv(data):
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if verbose:
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print 'ratecv'
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state = None
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d1, state = audioop.ratecv(data[0], 1, 1, 8000, 16000, state)
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d2, state = audioop.ratecv(data[0], 1, 1, 8000, 16000, state)
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if d1 + d2 != '\000\000\001\001\002\001\000\000\001\001\002':
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return 0
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return 1
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def testreverse(data):
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if verbose:
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print 'reverse'
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if audioop.reverse(data[0], 1) != '\2\1\0':
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return 0
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return 1
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def testtomono(data):
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if verbose:
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print 'tomono'
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data2 = ''
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for d in data[0]:
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data2 = data2 + d + d
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if audioop.tomono(data2, 1, 0.5, 0.5) != data[0]:
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return 0
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return 1
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def testtostereo(data):
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if verbose:
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print 'tostereo'
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data2 = ''
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for d in data[0]:
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data2 = data2 + d + d
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if audioop.tostereo(data[0], 1, 1, 1) != data2:
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return 0
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return 1
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def testfindfactor(data):
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if verbose:
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print 'findfactor'
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if audioop.findfactor(data[1], data[1]) != 1.0:
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return 0
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return 1
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def testfindfit(data):
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if verbose:
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print 'findfit'
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if audioop.findfit(data[1], data[1]) != (0, 1.0):
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return 0
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return 1
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def testfindmax(data):
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if verbose:
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print 'findmax'
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if audioop.findmax(data[1], 1) != 2:
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return 0
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return 1
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def testgetsample(data):
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if verbose:
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print 'getsample'
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for i in range(3):
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if audioop.getsample(data[0], 1, i) != i or \
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audioop.getsample(data[1], 2, i) != i or \
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audioop.getsample(data[2], 4, i) != i:
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return 0
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return 1
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def testone(name, data):
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try:
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func = eval('test'+name)
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except NameError:
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print 'No test found for audioop.'+name+'()'
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return
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try:
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rv = func(data)
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except 'xx':
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print 'Test FAILED for audioop.'+name+'() (with an exception)'
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return
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if not rv:
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print 'Test FAILED for audioop.'+name+'()'
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def testall():
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data = [gendata1(), gendata2(), gendata4()]
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names = dir(audioop)
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# We know there is a routine 'add'
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routines = []
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for n in names:
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if type(eval('audioop.'+n)) == type(audioop.add):
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routines.append(n)
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for n in routines:
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testone(n, data)
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testall()
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