def test_align_on_border(self):
obj = Mobject()
obj.points = np.zeros((1, 3))
obj.align_on_border(np.array([0, 1, 0]))
np.testing.assert_array_equal(
obj.points,
np.array([[0, FRAME_Y_RADIUS - DEFAULT_MOBJECT_TO_EDGE_BUFFER,
0]]))
obj.align_on_border(np.array([1, 0, 0]))
np.testing.assert_array_equal(
obj.points,
np.array([[
FRAME_X_RADIUS - DEFAULT_MOBJECT_TO_EDGE_BUFFER,
FRAME_Y_RADIUS - DEFAULT_MOBJECT_TO_EDGE_BUFFER, 0
]]))
def test_align_on_border_returns_self(self):
obj = Mobject()
obj.points = np.zeros((1, 3))
self.assertEqual(obj, obj.align_on_border(np.zeros(3)))
