public void XMLStatementShouldBeValid() { var customer = new Customer("Test Customer"); var regularMovie = new Movie("RegularMovie", 0); var childMovie = new Movie("ChildMovie", 2); var newReleaseMovie = new Movie("NewRelease", 1); customer.AddRental(new Rental(regularMovie, 2)); customer.AddRental(new Rental(childMovie, 3)); customer.AddRental(new Rental(newReleaseMovie, 1)); customer.AddRental(new Rental(newReleaseMovie, 3)); Assert.AreEqual(GetExpectedXMLStatement(), customer.XmlStatement()); }