def test_rotate_0_degrees(self):
width = 5
height = 3
rect = Rectangle(width, height)
rect.rotate(0)
expected_points = [Point2D(0, 0), Point2D(width, 0), Point2D(width, height), Point2D(0, height)]
actual_points = rect.points
self._assert_points_are_equal(expected_points, actual_points)
def test_points_for_rotated_rectangle_at_origin(self):
width = 5
height = 3
rect = Rectangle(width, height)
rect.rotate(90)
expected_points = [Point2D(0, 0), Point2D(0, width), Point2D(-height, width), Point2D(-height, 0)]
actual_points = rect.points
self._assert_points_are_equal(expected_points, actual_points)
def test_rotate_clockwise(self):
width = 5
height = 3
rect = Rectangle(width, height)
rect.rotate(-90)
expected_points = [Point2D(0, 0), Point2D(0, -width), Point2D(height, -width), Point2D(height, 0)]
actual_points = rect.points
self._assert_points_are_equal(expected_points, actual_points)
def test_rotate_2_times(self):
width = 5
height = 3
rect = Rectangle(width, height)
rect.rotate(45)
rect.rotate(45)
expected_points = [Point2D(0, 0), Point2D(0, width), Point2D(-height, width), Point2D(-height, 0)]
actual_points = rect.points
self._assert_points_are_equal(expected_points, actual_points)
def test_points_for_positioned_rectangle(self):
width = 5
height = 3
position = Point2D(1, 2)
rect = Rectangle(width, height)
rect.position = position
expected_points = [position,
Point2D(position.x + width, position.y),
Point2D(position.x + width, position.y + height),
Point2D(position.x, position.y + height)]
actual_points = rect.points
self._assert_points_are_equal(expected_points, actual_points)