def test_line_to(self):
p = path.Path()
p.line_to((4, 5, 6))
p.line_to((7, 8, 6))
mpath = path.to_matplotlib_path([p])
assert tuple(mpath.codes) == (MC.MOVETO, MC.LINETO, MC.LINETO)
assert Vec2.list(mpath.vertices) == [(0, 0), (4, 5), (7, 8)]
def test_curve4_to(self):
p = path.Path()
p.curve4_to((4, 0, 2), (1, 1, 7), (3, 1, 5))
mpath = path.to_matplotlib_path([p])
assert tuple(mpath.codes) == (
MC.MOVETO, MC.CURVE4, MC.CURVE4, MC.CURVE4
)
assert Vec2.list(mpath.vertices) == [(0, 0), (1, 1), (3, 1), (4, 0)]
def test_two_paths(self):
p1 = path.Path()
p1.line_to((4, 5, 6))
p2 = path.Path()
p2.line_to((7, 8, 6))
mpath = path.to_matplotlib_path([p1, p2])
assert tuple(mpath.codes) == (
MC.MOVETO, MC.LINETO,
MC.MOVETO, MC.LINETO,
)
assert Vec2.list(mpath.vertices) == [
(0, 0), (4, 5),
(0, 0), (7, 8),
]
def test_no_paths(self):
with pytest.raises(ValueError):
path.to_matplotlib_path([])