public void TestBoxIntersectsBox() { // ARRANGE. var first = new BoxF(new Vector3F(0.0f, 0.0f, 0.0f), new Vector3F(2.0f, 2.0f, 2.0f)); var second = new BoxF(new Vector3F(1.0f, 1.0f, 1.0f), new Vector3F(2.0f, 2.0f, 2.0f)); // ASSERT. Assert.IsTrue(first.Intersects(second)); }