void TestEquality (Vector4 a, Vector4 b, Boolean expected )
{
// This test asserts the following:
// (a == b) == expected
// (b == a) == expected
// (a != b) == !expected
// (b != a) == !expected
Boolean result_1a = (a == b);
Boolean result_1b = (a.Equals(b));
Boolean result_1c = (a.Equals((Object)b));
Boolean result_2a = (b == a);
Boolean result_2b = (b.Equals(a));
Boolean result_2c = (b.Equals((Object)a));
Boolean result_3a = (a != b);
Boolean result_4a = (b != a);
Assert.That(result_1a, Is.EqualTo(expected));
Assert.That(result_1b, Is.EqualTo(expected));
Assert.That(result_1c, Is.EqualTo(expected));
Assert.That(result_2a, Is.EqualTo(expected));
Assert.That(result_2b, Is.EqualTo(expected));
Assert.That(result_2c, Is.EqualTo(expected));
Assert.That(result_3a, Is.EqualTo(!expected));
Assert.That(result_4a, Is.EqualTo(!expected));
}