def test_linear_transform_shift(self):
"""Tests that the side lengths remain consistent with any arbitrary shift in the coordinate system"""
rectangle = drawable.Rectangle([(10, 15)], 17, 3)
rectangle.shift(2, 6)
assert_allclose(rectangle.x, [12, 12, 17, 17, 12])
assert_allclose(rectangle.y, [23, 26, 26, 23, 23])
def test_height_property(self):
"""Tests if the height remains consistent after any arbitrary shift in the coordinate system"""
rectangle = drawable.Rectangle([(5, 11)], 6, 7)
rectangle.shift(5, 2)
self.assertTrue(rectangle.height == 7,
"Height is consistent with shift")
def test_shift(self):
"""Tests if the shape remains consistent with a shift of coordinate system along the line x=y"""
rectangle = drawable.Rectangle([(5, 6)], 7, 0.25)
rectangle.shift(5, 5)
assert_allclose(rectangle.x, [10, 10, 11, 11, 10])
assert_allclose(rectangle.y, [12, 12.25, 12.25, 12, 12])
