def test_backwards_real():
inp = lab.load_wav(os.path.join(TEST_DIRECTORY, 'sounds', 'hello.wav'))
inp2 = copy.deepcopy(inp)
outfile = os.path.join(TEST_DIRECTORY, 'test_outputs',
'hello_backwards.wav')
compare_against_file(lab.backwards(inp), outfile)
assert inp == inp2, 'be careful not to modify the input!'
def test_backwards_small():
inp = {
'rate': 20,
'left': [1,2,3,4,5,6],
'right': [7,6,5,4,3,2],
}
inp2 = copy.deepcopy(inp)
out = {
'rate': 20,
'left': [6,5,4,3,2,1],
'right': [2,3,4,5,6,7],
}
compare_sounds(lab.backwards(inp), out)
assert inp == inp2, 'be careful not to modify the input!'
def test_backwards_random_2():
inps, exp = load_pickle_pair('backwards_02.pickle')
inps2 = copy.deepcopy(inps)
compare_sounds(lab.backwards(*inps), exp)
assert inps == inps2, 'be careful not to modify the input!'