def test_subtraction_of_intervals(x, y):
xs = intervals_to_set(x)
ys = intervals_to_set(x)
assume(not xs.isdisjoint(ys))
z = _subtract_intervals(x, y)
assert z == tuple(sorted(z))
for a, b in z:
assert a <= b
assert intervals_to_set(z) == intervals_to_set(x) - intervals_to_set(y)
def test_subtraction_of_intervals(x, y):
xs = intervals_to_set(x)
ys = intervals_to_set(x)
assume(not xs.isdisjoint(ys))
z = _subtract_intervals(x, y)
assert z == tuple(sorted(z))
for a, b in z:
assert a <= b
assert intervals_to_set(z) == intervals_to_set(x) - intervals_to_set(y)
