def test_region_merge():
first = geometry.Region(10, 10, 20, 20)
second = geometry.Region(10, 5, 25, 19)
merged = geometry.Region.merge((first, second))
assert merged.left == 10
assert merged.top == 5
assert merged.right == 25
assert merged.bottom == 20
def test_region_clamp():
region = geometry.Region(200, -20, 600, 75)
bounds = geometry.Region(200, 0, 500, 80)
clamped = region.clamp(bounds)
assert clamped.left == 200
assert clamped.top == 0
assert clamped.right == 500
assert clamped.bottom == 75
region = geometry.Region(0, 0, 100, 100)
bounds = geometry.Region(200, 250, 500, 500)
with pytest.raises(ValueError):
region.clamp(bounds)
def test_region_move():
region = geometry.Region(5, 5, 10, 10)
moved = region.move(-8, 700)
assert moved.left == -3
assert moved.top == 705
assert moved.right == 2
assert moved.bottom == 710
def test_region_scale():
region = geometry.Region(5, 5, 10, 10)
scaled = region.scale(2)
assert scaled.left == 10
assert scaled.top == 10
assert scaled.right == 20
assert scaled.bottom == 20
def test_region_height_setter():
region = geometry.Region(10, 5, 30, 15)
assert region.width == 20
assert region.height == 10
assert region.center == geometry.Point(20, 10)
region.height = 30
assert region.width == 20
assert region.height == 30
assert region.center == geometry.Point(20, 10)
def test_region_rezise():
region = geometry.Region(20, 40, 30, 60)
resized = region.resize(5)
assert resized.left == 15
assert resized.top == 35
assert resized.right == 35
assert resized.bottom == 65
resized = region.resize(-2)
assert resized.left == 22
assert resized.top == 42
assert resized.right == 28
assert resized.bottom == 58
with pytest.raises(ValueError):
region.resize(-5)
def test_region_contains():
region = geometry.Region(-10, 15, 255, 137)
assert region.contains(geometry.Point(15, 90))
assert region.contains(geometry.Point(-10, 90))
assert region.contains(geometry.Point(255, 15))
assert not region.contains(geometry.Point(-11, 90))
assert not region.contains(geometry.Point(100, 9000))
assert region.contains(geometry.Region(15, 90, 100, 100))
assert region.contains(geometry.Region(-10, 15, -5, 16))
assert region.contains(geometry.Region(-10, 15, 255, 137))
assert not region.contains(geometry.Region(-11, 15, 137, 137))
assert not region.contains(geometry.Region(15, 90, 100, 10000))
def test_region_resize_varargs():
region = geometry.Region(20, 40, 30, 60)
resized = region.resize(5, 10)
assert resized.left == 15
assert resized.top == 30
assert resized.right == 35
assert resized.bottom == 70
resized = region.resize(5, 10, 15)
assert resized.left == 15
assert resized.top == 30
assert resized.right == 45
assert resized.bottom == 70
resized = region.resize(5, 10, 15, 20)
assert resized.left == 15
assert resized.top == 30
assert resized.right == 45
assert resized.bottom == 80
with pytest.raises(ValueError):
region.resize(1, 2, 3, 4, 5)
def test_region_iterable():
region = geometry.Region(1, 2, 3, 4)
values = [i for i in region]
assert values == [1, 2, 3, 4]
def test_region_invalid():
with pytest.raises(ValueError):
geometry.Region(10, 10, 5, 20)
with pytest.raises(ValueError):
geometry.Region(10, 10, 20, 5)
def test_region_to_region():
before = geometry.Region(10, 10, 20, 20)
after = geometry.to_region(before)
assert before == after
def test_region_center():
assert geometry.Region(10, 5, 25, 10).center == geometry.Point(17, 7)
def test_region_area():
assert geometry.Region(10, 5, 25, 10).area == 75
def test_region_height():
assert geometry.Region(10, 5, 25, 10).height == 5
def test_region_width():
assert geometry.Region(10, 5, 25, 10).width == 15
def test_region_string():
region = geometry.Region(200, -20, 600, 75)
assert str(region) == "region:200,-20,600,75"
