@Test public void rotateElementTest() { assertFalse(model.rotateElement(0, 0)); model.addTriangularBumper(0, 40, 0, "tBump"); model.addFlipper(0, 0, true, "flipper"); assertTrue(model.rotateElement(0, 40)); assertTrue(model.getBumper("tBump").getRotation() == 1); assertTrue(model.rotateElement(0, 0)); }