def test_Node_rotate_adds_rotation_transform():
rect = Rectangle((5, 15), p2=(10, 30), style="xyz")
rect.translate((3, -2.5))
assert rect.rotate(18) == rect
assert (str(rect) == '<rect height="15" style="xyz"' +
' transform="translate(3 -2.5) rotate(18)"'
' width="5" x="5" y="15"/>\n')
def test_Node_rotate_adds_rotation_transform_with_center():
rect = Rectangle((5, 15), p2=(10, 30), style="xyz")
rect.rotate(18, (5, 7))
assert (str(rect) == '<rect height="15" style="xyz"' +
' transform="rotate(18,5,7)"'
' width="5" x="5" y="15"/>\n')