public void MyFirstTestMethode()
        {
            //1. Arrange
            var car = new CarVM(new Car { Prijs = 134, Bijtelling = 14 });
            var expected = 134 / 14 * 2;

            //2. Act
            var result = car.LeaseKostenPerMaand;

            //3. Assert
            Assert.AreEqual(expected, result);
        }
        public void MainViewModelTest_LeasePrijs_Succes()
        {
            //Arrange
            var car = new CarVM(new Car { Prijs = 100, Bijtelling = 22 });
            var expected = 100 / 22 * 2;

            //act
            var result = car.LeaseKostenPerMaand;

            //assert
            Assert.AreEqual(expected, result);
        }
        public void LeaseJaarKosten_Correct_Test()
        {
            //1. Arrange
              CarVM auto = new CarVM(new Car() );
              auto.Prijs = 1000;
              auto.Bijtelling = 50;

              //2. Act
              double result = auto.LeaseKostenPerJaar;

              //3. Assert
              Assert.AreEqual(480, result);
        }