from test_support import TestFailed import os, tempfile import wave def check(t, msg=None): if not t: raise TestFailed, msg nchannels = 2 sampwidth = 2 framerate = 8000 nframes = 100 testfile = tempfile.mktemp() f = wave.open(testfile, 'w') f.setnchannels(nchannels) f.setsampwidth(sampwidth) f.setframerate(framerate) f.setnframes(nframes) output = '\0' * nframes * nchannels * sampwidth f.writeframes(output) f.close() f = wave.open(testfile, 'r') 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(testfile)