def test_from_points():
l = Line.from_points(Vector(0, 0), Vector(0, 10))
assert l.origin.x == 0
assert l.origin.y == 0
assert l.direction.x == 0
assert l.direction.y == 1
l = Line.from_points(Vector(0, 0), Vector(5, 0))
assert l.origin.x == 0
assert l.origin.y == 0
assert l.direction.x == 1
assert l.direction.y == 0
def test_split_segment_4():
segments = [
Segment([Vector(10, 10), Vector(0, 0)])
]
line = segments[0].line.clone()
right = []
left = []
seg = []
for segment in segments:
line.split_segment(segment, seg, seg, right, left)
assert len(seg) == 1, seg
assert len(right) == 0, right
assert len(left) == 0, left
def test_split_segment():
s = Segment([Vector(-10, 0), Vector(10, 0)])
line = Line.from_points(Vector(0, 0), Vector(0, 10))
coright = []
coleft = []
right = []
left = []
line.split_segment(s, coright, coleft, right, left)
assert not coright
assert not coleft
assert right
assert left
assert len(right) == 1
assert len(left) == 1
assert right[0].vertices[0].x == -10.0
assert right[0].vertices[0].y == 0.0
assert right[0].vertices[1].x == 0.0
assert right[0].vertices[1].y == 0.0
assert left[0].vertices[0].x == 0.0
assert left[0].vertices[0].y == 0.0
assert left[0].vertices[1].x == 10.0
assert left[0].vertices[1].y == 0.0
s = Segment([Vector(5, 0), Vector(10, 0)])
line = Line.from_points(Vector(0, 0), Vector(0, 10))
coright = []
coleft = []
right = []
left = []
line.split_segment(s, coright, coleft, right, left)
assert not coright
assert not coleft
assert not right
assert left
assert len(right) == 0
assert len(left) == 1
def test_split_segments():
right = []
left = []
seg = []
segments = [
Segment([Vector(0, 0), Vector(0, 10)]),
Segment([Vector(0, 10), Vector(10, 10)]),
Segment([Vector(10, 10), Vector(0, 0)]),
]
line = segments[0].line.clone()
for segment in segments:
line.split_segment(segment,
seg,
seg,
right,
left)
def test_clone():
l = Line(Vector(0, 0), Vector(1, 0))
l2 = l.clone()
assert l is not l2