def test_windowdiff_extra_boundary():
reference_labels = [[0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1]]
computed_labels = [[1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1]]
result = windowdiff(reference_labels, computed_labels, window_size=3)
assert result == 0.1
if 'nltk' in sys.modules:
result = nltk_windowdiff(to_boundaries(reference_labels[0]),
to_boundaries(computed_labels[0]), 2)
assert result == 0.1
def test_windowdiff_empty():
reference_labels = [[]]
computed_labels = [[]]
with pytest.raises(ZeroDivisionError):
result = windowdiff(reference_labels, computed_labels, window_size=3)