def test_get_drumkit_samples(self):
     """Tests that `get_drumkit_samples` returns correct output."""
     samples_list = percussion.get_drumkit_samples(settings.DRUMKIT_DIR)
     assert len(samples_list) > 0, "Samples list is empty"
     for samples in samples_list:
         assert samples.dtype == numpy.double, (
             "Drumkit samples are not a numpy array of the correct dtype.")