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Diffstat (limited to 'Lib/dos-8x3/test_aud.py')
| -rwxr-xr-x | Lib/dos-8x3/test_aud.py | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/Lib/dos-8x3/test_aud.py b/Lib/dos-8x3/test_aud.py new file mode 100755 index 0000000..3acf1bf --- /dev/null +++ b/Lib/dos-8x3/test_aud.py @@ -0,0 +1,202 @@ +# Test audioop. +import audioop + +def gendata1(): + return '\0\1\2' + +def gendata2(): + if audioop.getsample('\0\1', 2, 0) == 1: + return '\0\0\0\1\0\2' + else: + return '\0\0\1\0\2\0' + +def gendata4(): + if audioop.getsample('\0\0\0\1', 4, 0) == 1: + return '\0\0\0\0\0\0\0\1\0\0\0\2' + else: + return '\0\0\0\0\1\0\0\0\2\0\0\0' + +def testmax(data): + if audioop.max(data[0], 1) <> 2 or \ + audioop.max(data[1], 2) <> 2 or \ + audioop.max(data[2], 4) <> 2: + return 0 + return 1 + +def testmaxpp(data): + if audioop.maxpp(data[0], 1) <> 0 or \ + audioop.maxpp(data[1], 2) <> 0 or \ + audioop.maxpp(data[2], 4) <> 0: + return 0 + return 1 + +def testavg(data): + if audioop.avg(data[0], 1) <> 1 or \ + audioop.avg(data[1], 2) <> 1 or \ + audioop.avg(data[2], 4) <> 1: + return 0 + return 1 + +def testavgpp(data): + if audioop.avgpp(data[0], 1) <> 0 or \ + audioop.avgpp(data[1], 2) <> 0 or \ + audioop.avgpp(data[2], 4) <> 0: + return 0 + return 1 + +def testrms(data): + if audioop.rms(data[0], 1) <> 1 or \ + audioop.rms(data[1], 2) <> 1 or \ + audioop.rms(data[2], 4) <> 1: + return 0 + return 1 + +def testcross(data): + if audioop.cross(data[0], 1) <> 0 or \ + audioop.cross(data[1], 2) <> 0 or \ + audioop.cross(data[2], 4) <> 0: + return 0 + return 1 + +def testadd(data): + data2 = [] + for d in data: + str = '' + for s in d: + str = str + chr(ord(s)*2) + data2.append(str) + if audioop.add(data[0], data[0], 1) <> data2[0] or \ + audioop.add(data[1], data[1], 2) <> data2[1] or \ + audioop.add(data[2], data[2], 4) <> data2[2]: + return 0 + return 1 + +def testbias(data): + # Note: this test assumes that avg() works + d1 = audioop.bias(data[0], 1, 100) + d2 = audioop.bias(data[1], 2, 100) + d4 = audioop.bias(data[2], 4, 100) + if audioop.avg(d1, 1) <> 101 or \ + audioop.avg(d2, 2) <> 101 or \ + audioop.avg(d4, 4) <> 101: + return 0 + return 1 + +def testlin2lin(data): + # too simple: we test only the size + for d1 in data: + for d2 in data: + got = len(d1)/3 + wtd = len(d2)/3 + if len(audioop.lin2lin(d1, got, wtd)) <> len(d2): + return 0 + return 1 + +def testadpcm2lin(data): + # Very cursory test + if audioop.adpcm2lin('\0\0', 1, None) <> ('\0\0\0\0', (0,0)): + return 0 + return 1 + +def testlin2adpcm(data): + # Very cursory test + if audioop.lin2adpcm('\0\0\0\0', 1, None) <> ('\0\0', (0,0)): + return 0 + return 1 + +def testlin2ulaw(data): + if audioop.lin2ulaw(data[0], 1) <> '\377\347\333' or \ + audioop.lin2ulaw(data[1], 2) <> '\377\377\377' or \ + audioop.lin2ulaw(data[2], 4) <> '\377\377\377': + return 0 + return 1 + +def testulaw2lin(data): + # Cursory + d = audioop.lin2ulaw(data[0], 1) + if audioop.ulaw2lin(d, 1) <> data[0]: + return 0 + return 1 + +def testmul(data): + data2 = [] + for d in data: + str = '' + for s in d: + str = str + chr(ord(s)*2) + data2.append(str) + if audioop.mul(data[0], 1, 2) <> data2[0] or \ + audioop.mul(data[1],2, 2) <> data2[1] or \ + audioop.mul(data[2], 4, 2) <> data2[2]: + return 0 + return 1 + +def testreverse(data): + if audioop.reverse(data[0], 1) <> '\2\1\0': + return 0 + return 1 + +def testtomono(data): + data2 = '' + for d in data[0]: + data2 = data2 + d + d + if audioop.tomono(data2, 1, 0.5, 0.5) <> data[0]: + return 0 + return 1 + +def testtostereo(data): + data2 = '' + for d in data[0]: + data2 = data2 + d + d + if audioop.tostereo(data[0], 1, 1, 1) <> data2: + return 0 + return 1 + +def testfindfactor(data): + if audioop.findfactor(data[1], data[1]) <> 1.0: + return 0 + return 1 + +def testfindfit(data): + if audioop.findfit(data[1], data[1]) <> (0, 1.0): + return 0 + return 1 + +def testfindmax(data): + if audioop.findmax(data[1], 1) <> 2: + return 0 + return 1 + +def testgetsample(data): + for i in range(3): + if audioop.getsample(data[0], 1, i) <> i or \ + audioop.getsample(data[1], 2, i) <> i or \ + audioop.getsample(data[2], 4, i) <> i: + return 0 + return 1 + +def testone(name, data): + try: + func = eval('test'+name) + except NameError: + print 'No test found for audioop.'+name+'()' + return + try: + rv = func(data) + except 'xx': + print 'Test FAILED for audioop.'+name+'() (with an exception)' + return + if not rv: + print 'Test FAILED for audioop.'+name+'()' + +def testall(): + data = [gendata1(), gendata2(), gendata4()] + names = dir(audioop) + # We know there is a routine 'add' + routines = [] + for n in names: + if type(eval('audioop.'+n)) == type(audioop.add): + routines.append(n) + for n in routines: + testone(n, data) +testall() |