def test_points_for_rectangle_at_origin(self):
width = 5
height = 3
rect = Rectangle(width, height)
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_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_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)
def test_fully_overlapping_oriented_boxes(self):
box1 = CollisionablePolygonExample(
[Point2D(-1, 1),
Point2D(0, 2),
Point2D(1, 1),
Point2D(0, 0)])
box2 = CollisionablePolygonExample(
[Point2D(-1, 1),
Point2D(0, 2),
Point2D(1, 1),
Point2D(0, 0)])
self.assertTrue(CollisionDetection.are_colliding(box1, box2))
def test_touching_axis_aligned_boxes(self):
box1 = CollisionablePolygonExample(
[Point2D(0, 1),
Point2D(1, 1),
Point2D(1, 0),
Point2D(0, 0)])
box2 = CollisionablePolygonExample(
[Point2D(1, 1),
Point2D(2, 1),
Point2D(2, 0),
Point2D(1, 0)])
self.assertTrue(CollisionDetection.are_colliding(box1, box2))
def test_partially_overlapping_axis_aligned_boxes(self):
box1 = CollisionablePolygonExample(
[Point2D(0, 1),
Point2D(1, 1),
Point2D(1, 0),
Point2D(0, 0)])
box2 = CollisionablePolygonExample([
Point2D(0.5, 1),
Point2D(2.5, 1),
Point2D(2.5, 0),
Point2D(1.5, 0)
])
self.assertTrue(CollisionDetection.are_colliding(box1, box2))
def test_falla(self):
box1 = CollisionablePolygonExample([
Point2D(15, 5),
Point2D(15.0, 3.0),
Point2D(24.43, -2.92),
Point2D(25, -1)
])
box2 = CollisionablePolygonExample([
Point2D(18.6, -0.5),
Point2D(20.6, -0.5),
Point2D(20.6, 0.5),
Point2D(18.6, 0.5)
])
self.assertTrue(CollisionDetection.are_colliding(box1, box2))