def test_merge_audio(self):
#This merge should succeed, and do nothing
note1 = sound.generate_note(1, 1, 440)
note2 = numpy.zeros(len(note1))
sound.merge_audio(note2, note1)
assert (note2 == note1).all()
#This merge should succeed, and do something
note3 = sound.generate_note(1, 1, 100)
old_note_3 = deepcopy(note3)
sound.merge_audio(note3, note1)
assert (note3 != old_note_3).all()
#This merge should fail and do nothing
note4 = sound.generate_note(0.5, 1, 220)
old_note_4 = deepcopy(note4)
sound.merge_audio(note4, note1)
assert (note4 == old_note_4).all()
def test_generate_note(self):
note = sound.generate_note(2, 1, 440, 44100)
assert len(note) == 44100 * 2