def test_3axis_movement(self):
my_obj = cg.WorldObject()
# We should be able to move the object multiple times and the position will move but not direction
move_vector = np.array((1, 2, -5))
my_obj.move(*move_vector) # move the object in space
self.assertTrue(
np.array_equal(my_obj.get_position(), cg.Point(*move_vector)))
# reversing the move gets you back to the origin
my_obj.move(*(-move_vector)) # move the object in space
self.assertTrue(np.array_equal(my_obj.get_position(), cg.Point()))
def test_scale_all(self):
scale_factor = 1000
expected_pos = scale_factor * np.ones(3)
self._obj.scale_all(scale_factor)
self.assertTrue(
np.allclose(self._obj.get_position(), cg.Point(*expected_pos)),
f"{self._obj.get_position()}")
def test_chained_scale(self):
scale_values = (3, 4, 5)
self._obj.scale_x(scale_values[0]).scale_y(scale_values[1]).scale_z(
scale_values[2])
self.assertTrue(
np.allclose(self._obj.get_position(), cg.Point(*scale_values)),
f"{self._obj.get_position()}")
def test_single_axis_scale(self):
# move the object to 1,1,1 so that the scale effects it
scale_axes = "xyz"
scale_fns = [
getattr(self._obj, "scale_" + axis) for axis in scale_axes
]
scale_values = [3, 4, 5]
for fn, scale in zip(scale_fns, scale_values):
fn(scale)
self.assertTrue(
np.allclose(self._obj.get_position(), cg.Point(*scale_values)),
f"{self._obj.get_position()}")
def test_3axis_scale(self):
scale_values = (3, 4, 5)
self._obj.scale(*scale_values)
self.assertTrue(
np.allclose(self._obj.get_position(), cg.Point(*scale_values)),
f"{self._obj.get_position()}")
def test_object_creation(self):
# the object should be centered at the origin facing the positive z-axis
self.assertTrue(
np.array_equal(self._obj.get_position(), cg.Point(0, 0, 0)))
self.assertTrue(
np.array_equal(self._obj.get_orientation(), cg.Vector(0, 0, 1)))
def setUp(self):
self.coord = cg.Point(3, 4, 5)
def test_chained_movement(self):
movement = 3
self._obj.move_x(movement).move_y(movement).move_z(movement)
self.assertTrue(
np.array_equal(self._obj.get_position(),
cg.Point(movement, movement, movement)))