def test_from_points(arrays):
points = Points(arrays)
assume(not points.are_collinear(tol=1))
# The plane must contain each point.
plane = Plane.from_points(*points)
points = points.set_dimension(plane.dimension)
for point in points:
assert plane.contains_point(point, abs_tol=ATOL)
# The plane of best fit should be the same
# as the plane from three points.
plane_fit = Plane.best_fit(points)
assert plane_fit.is_close(plane, abs_tol=ATOL)
def test_from_points_failure(point_a, point_b, point_c):
with pytest.raises(Exception):
Plane.from_points(point_a, point_b, point_c)
def test_from_points(point_a, point_b, point_c, plane_expected):
plane = Plane.from_points(point_a, point_b, point_c)
assert plane.point.is_close(plane_expected.point)
assert plane.is_close(plane_expected)
def test_from_points_failure(point_a, point_b, point_c):
message_expected = "The points must not be collinear."
with pytest.raises(ValueError, match=message_expected):
Plane.from_points(point_a, point_b, point_c)
