public void IsEqualTest() { object obj0 = null; var obj1 = new Person() { name = "Rudy", adres = "Profeinthovenstraat" }; var obj2 = new Person() { name = "Rudy", adres = "Profeinthovenstraat" }; var obj3 = new Person() { name = "Rudy", adres = "Profeinth0venstraat" }; Assert.IsTrue(obj0.IsEqual(obj0), $"obj0 not equal."); Assert.IsTrue(obj1.IsEqual(obj2), $"object are not equal."); Assert.IsTrue(!obj1.IsEqual(obj3), $"object are equal."); }