def METHOD_NAME(self):
    self.call('--write-v1', self.filename, self.blank_file)
    with open(self.blank_file, 'rb') as fileobj:
        fileobj.seek(-128, 2)
        frames = ParseID3v1(fileobj.read(128))
    # If ID3v1 frames are present, assume they've been written correctly by
    # mutagen, so no need to check them
    self.failUnless(frames)