public void Dot() { var vector1 = new Vector3(2.0f, 3.0f, 4.0f); var vector2 = new Vector3(5.0f, 6.0f, 7.0f); var result = vector1.Dot(vector2); Assert.AreEqual(2 * 5 + 3 * 6 + 4 * 7, result); }