void TestDivision (Vector4 a, Vector4 b, Vector4 expected ) { // This test asserts the following: // a / b == expected var result_1a = a / b; Vector4 result_1b; Vector4.Divide(ref a, ref b, out result_1b); Assert.That(result_1a, Is.EqualTo(expected)); Assert.That(result_1b, Is.EqualTo(expected)); }