symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_wave.py
changeset 1 2fb8b9db1c86
equal deleted inserted replaced
0:ffa851df0825 1:2fb8b9db1c86
       
     1 from test.test_support import TESTFN, run_unittest
       
     2 import os
       
     3 import wave
       
     4 import unittest
       
     5 
       
     6 nchannels = 2
       
     7 sampwidth = 2
       
     8 framerate = 8000
       
     9 nframes = 100
       
    10 
       
    11 class TestWave(unittest.TestCase):
       
    12 
       
    13     def setUp(self):
       
    14         self.f = None
       
    15 
       
    16     def tearDown(self):
       
    17         if self.f is not None:
       
    18             self.f.close()
       
    19         try:
       
    20             os.remove(TESTFN)
       
    21         except OSError:
       
    22             pass
       
    23 
       
    24     def test_it(self):
       
    25         self.f = wave.open(TESTFN, 'wb')
       
    26         self.f.setnchannels(nchannels)
       
    27         self.f.setsampwidth(sampwidth)
       
    28         self.f.setframerate(framerate)
       
    29         self.f.setnframes(nframes)
       
    30         output = '\0' * nframes * nchannels * sampwidth
       
    31         self.f.writeframes(output)
       
    32         self.f.close()
       
    33 
       
    34         self.f = wave.open(TESTFN, 'rb')
       
    35         self.assertEqual(nchannels, self.f.getnchannels())
       
    36         self.assertEqual(sampwidth, self.f.getsampwidth())
       
    37         self.assertEqual(framerate, self.f.getframerate())
       
    38         self.assertEqual(nframes, self.f.getnframes())
       
    39         self.assertEqual(self.f.readframes(nframes), output)
       
    40 
       
    41 def test_main():
       
    42     run_unittest(TestWave)
       
    43 
       
    44 if __name__ == '__main__':
       
    45     test_main()