def test_clip_x_infinite():
"""
Test correctly clipping (-inf, 0, inf, 10) with (-inf, -inf, inf, inf)
"""
box1 = Box(Rectangle(-inf, -inf, inf, inf))
box2 = Box(Rectangle(-inf, 0, inf, 10))
clipped = box1.clip(box2)
assert_is_not(clipped, Box.empty_box)
assert_equals(clipped.rect, (-inf, 0, inf, 10))
def test_clip_x_infinite():
"""
Test correctly clipping (-inf, 0, inf, 10) with (-inf, -inf, inf, inf)
"""
box1 = Box(Rectangle(-inf, -inf, inf, inf))
box2 = Box(Rectangle(-inf, 0, inf, 10))
clipped = box1.clip(box2)
assert_is_not(clipped, Box.empty_box)
assert_equals(clipped.rect, (-inf, 0, inf, 10))
def test_clip_identity():
"""
Test clipping a box with itself results in the same box
"""
box1 = Box(Rectangle(-inf, -inf, inf, inf))
box2 = Box(Rectangle(-inf, -inf, inf, inf))
clipped = box1.clip(box2)
assert_is_not(clipped, Box.empty_box)
assert_equals(clipped.rect, box1.rect)
def test_clip_identity():
"""
Test clipping a box with itself results in the same box
"""
box1 = Box(Rectangle(-inf, -inf, inf, inf))
box2 = Box(Rectangle(-inf, -inf, inf, inf))
clipped = box1.clip(box2)
assert_is_not(clipped, Box.empty_box)
assert_equals(clipped.rect, box1.rect)
