def test_pan_small():
inp = {
'rate': 42,
'left': [4, 4, 4, 4, 4],
'right': [6, 6, 6, 6, 6],
}
inp2 = copy.deepcopy(inp)
exp = {
'rate': 42,
'left': [4, 3, 2, 1, 0],
'right': [0, 1.5, 3, 4.5, 6],
}
compare_sounds(lab.pan(inp), exp)
assert inp == inp2, 'be careful not to modify the input!'
def test_pan_random_2():
inps, exp = load_pickle_pair('pan_02.pickle')
inps2 = copy.deepcopy(inps)
compare_sounds(lab.pan(*inps), exp)
assert inps == inps2, 'be careful not to modify the input!'
def test_pan_real():
inp = lab.load_wav(os.path.join(TEST_DIRECTORY, 'sounds', 'mystery.wav'))
inp2 = copy.deepcopy(inp)
outfile = os.path.join(TEST_DIRECTORY, 'test_outputs', 'mystery_pan.wav')
compare_against_file(lab.pan(inp), outfile)
assert inp == inp2, 'be careful not to modify the input!'