def _all_line_collection_ops(lc: LineCollection):
lc.merge(1)
lc.scale(2, 2)
lc.translate(2, 2)
lc.rotate(10)
lc.reloop(1)
lc.skew(4, 4)
lc.bounds()
def test_line_collection_empty_bounds():
lc = LineCollection()
assert lc.bounds() is None
def test_line_collection_bounds():
lc = LineCollection([(-10, 10), (-10j, 10j)])
assert lc.width() == 20
assert lc.height() == 20
assert lc.bounds() == (-10, -10, 10, 10)