diff options
Diffstat (limited to 'Lib/test/test_wave.py')
-rw-r--r-- | Lib/test/test_wave.py | 61 |
1 files changed, 37 insertions, 24 deletions
diff --git a/Lib/test/test_wave.py b/Lib/test/test_wave.py index 271f0a8..c37323a 100644 --- a/Lib/test/test_wave.py +++ b/Lib/test/test_wave.py @@ -1,32 +1,45 @@ -from test.test_support import TestFailed, TESTFN +from test.test_support import TESTFN, run_unittest import os import wave - -def check(t, msg=None): - if not t: - raise TestFailed(msg) +import unittest nchannels = 2 sampwidth = 2 framerate = 8000 nframes = 100 -f = wave.open(TESTFN, 'wb') -f.setnchannels(nchannels) -f.setsampwidth(sampwidth) -f.setframerate(framerate) -f.setnframes(nframes) -output = b'\0' * nframes * nchannels * sampwidth -f.writeframes(output) -f.close() - -f = wave.open(TESTFN, 'rb') -check(nchannels == f.getnchannels(), "nchannels") -check(sampwidth == f.getsampwidth(), "sampwidth") -check(framerate == f.getframerate(), "framerate") -check(nframes == f.getnframes(), "nframes") -input = f.readframes(nframes) -check(input == output, "data") -f.close() - -os.remove(TESTFN) +class TestWave(unittest.TestCase): + + def setUp(self): + self.f = None + + def tearDown(self): + if self.f is not None: + self.f.close() + try: + os.remove(TESTFN) + except OSError: + pass + + def test_it(self): + self.f = wave.open(TESTFN, 'wb') + self.f.setnchannels(nchannels) + self.f.setsampwidth(sampwidth) + self.f.setframerate(framerate) + self.f.setnframes(nframes) + output = b'\0' * nframes * nchannels * sampwidth + self.f.writeframes(output) + self.f.close() + + 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_main(): + run_unittest(TestWave) + +if __name__ == '__main__': + test_main() |