diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_audioop.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_audioop.py Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,173 @@ +import audioop +import unittest +from test.test_support import run_unittest + + +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' + +data = [gendata1(), gendata2(), gendata4()] + + +class TestAudioop(unittest.TestCase): + + def test_max(self): + self.assertEqual(audioop.max(data[0], 1), 2) + self.assertEqual(audioop.max(data[1], 2), 2) + self.assertEqual(audioop.max(data[2], 4), 2) + + def test_minmax(self): + self.assertEqual(audioop.minmax(data[0], 1), (0, 2)) + self.assertEqual(audioop.minmax(data[1], 2), (0, 2)) + self.assertEqual(audioop.minmax(data[2], 4), (0, 2)) + + def test_maxpp(self): + self.assertEqual(audioop.maxpp(data[0], 1), 0) + self.assertEqual(audioop.maxpp(data[1], 2), 0) + self.assertEqual(audioop.maxpp(data[2], 4), 0) + + def test_avg(self): + self.assertEqual(audioop.avg(data[0], 1), 1) + self.assertEqual(audioop.avg(data[1], 2), 1) + self.assertEqual(audioop.avg(data[2], 4), 1) + + def test_avgpp(self): + self.assertEqual(audioop.avgpp(data[0], 1), 0) + self.assertEqual(audioop.avgpp(data[1], 2), 0) + self.assertEqual(audioop.avgpp(data[2], 4), 0) + + def test_rms(self): + self.assertEqual(audioop.rms(data[0], 1), 1) + self.assertEqual(audioop.rms(data[1], 2), 1) + self.assertEqual(audioop.rms(data[2], 4), 1) + + def test_cross(self): + self.assertEqual(audioop.cross(data[0], 1), 0) + self.assertEqual(audioop.cross(data[1], 2), 0) + self.assertEqual(audioop.cross(data[2], 4), 0) + + def test_add(self): + data2 = [] + for d in data: + str = '' + for s in d: + str = str + chr(ord(s)*2) + data2.append(str) + self.assertEqual(audioop.add(data[0], data[0], 1), data2[0]) + self.assertEqual(audioop.add(data[1], data[1], 2), data2[1]) + self.assertEqual(audioop.add(data[2], data[2], 4), data2[2]) + + def test_bias(self): + # 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) + self.assertEqual(audioop.avg(d1, 1), 101) + self.assertEqual(audioop.avg(d2, 2), 101) + self.assertEqual(audioop.avg(d4, 4), 101) + + def test_lin2lin(self): + # too simple: we test only the size + for d1 in data: + for d2 in data: + got = len(d1)//3 + wtd = len(d2)//3 + self.assertEqual(len(audioop.lin2lin(d1, got, wtd)), len(d2)) + + def test_adpcm2lin(self): + # Very cursory test + self.assertEqual(audioop.adpcm2lin('\0\0', 1, None), ('\0\0\0\0', (0,0))) + + def test_lin2adpcm(self): + # Very cursory test + self.assertEqual(audioop.lin2adpcm('\0\0\0\0', 1, None), ('\0\0', (0,0))) + + def test_lin2alaw(self): + self.assertEqual(audioop.lin2alaw(data[0], 1), '\xd5\xc5\xf5') + self.assertEqual(audioop.lin2alaw(data[1], 2), '\xd5\xd5\xd5') + self.assertEqual(audioop.lin2alaw(data[2], 4), '\xd5\xd5\xd5') + + def test_alaw2lin(self): + # Cursory + d = audioop.lin2alaw(data[0], 1) + self.assertEqual(audioop.alaw2lin(d, 1), data[0]) + + def test_lin2ulaw(self): + self.assertEqual(audioop.lin2ulaw(data[0], 1), '\xff\xe7\xdb') + self.assertEqual(audioop.lin2ulaw(data[1], 2), '\xff\xff\xff') + self.assertEqual(audioop.lin2ulaw(data[2], 4), '\xff\xff\xff') + + def test_ulaw2lin(self): + # Cursory + d = audioop.lin2ulaw(data[0], 1) + self.assertEqual(audioop.ulaw2lin(d, 1), data[0]) + + def test_mul(self): + data2 = [] + for d in data: + str = '' + for s in d: + str = str + chr(ord(s)*2) + data2.append(str) + self.assertEqual(audioop.mul(data[0], 1, 2), data2[0]) + self.assertEqual(audioop.mul(data[1],2, 2), data2[1]) + self.assertEqual(audioop.mul(data[2], 4, 2), data2[2]) + + def test_ratecv(self): + state = None + d1, state = audioop.ratecv(data[0], 1, 1, 8000, 16000, state) + d2, state = audioop.ratecv(data[0], 1, 1, 8000, 16000, state) + self.assertEqual(d1 + d2, '\000\000\001\001\002\001\000\000\001\001\002') + + def test_reverse(self): + self.assertEqual(audioop.reverse(data[0], 1), '\2\1\0') + + def test_tomono(self): + data2 = '' + for d in data[0]: + data2 = data2 + d + d + self.assertEqual(audioop.tomono(data2, 1, 0.5, 0.5), data[0]) + + def test_tostereo(self): + data2 = '' + for d in data[0]: + data2 = data2 + d + d + self.assertEqual(audioop.tostereo(data[0], 1, 1, 1), data2) + + def test_findfactor(self): + self.assertEqual(audioop.findfactor(data[1], data[1]), 1.0) + + def test_findfit(self): + self.assertEqual(audioop.findfit(data[1], data[1]), (0, 1.0)) + + def test_findmax(self): + self.assertEqual(audioop.findmax(data[1], 1), 2) + + def test_getsample(self): + for i in range(3): + self.assertEqual(audioop.getsample(data[0], 1, i), i) + self.assertEqual(audioop.getsample(data[1], 2, i), i) + self.assertEqual(audioop.getsample(data[2], 4, i), i) + + def test_negativelen(self): + # from issue 3306, previously it segfaulted + self.assertRaises(audioop.error, + audioop.findmax, ''.join( chr(x) for x in xrange(256)), -2392392) + +def test_main(): + run_unittest(TestAudioop) + +if __name__ == '__main__': + test_main()