public void TestField_Compare_ThroughRelationship_TwoLevels()
{
//---------------Set up test pack-------------------
new Engine(); //TO Load ClassDefs
new Car(); //TO Load ClassDefs
ContactPerson contactPerson1 = ContactPerson.CreateSavedContactPerson("ZZZZ");
ContactPerson contactPerson2 = ContactPerson.CreateSavedContactPerson("AAAA");
Car car1 = Car.CreateSavedCar("2", contactPerson1);
Car car2 = Car.CreateSavedCar("5", contactPerson2);
Engine car1engine1 = Engine.CreateSavedEngine(car1, "20");
Engine car2engine1 = Engine.CreateSavedEngine(car2, "50");
OrderCriteriaField orderCriteriaField = OrderCriteriaField.FromString("Engine.Car.Owner.Surname");
//---------------Execute Test ----------------------
int comparisonResult = orderCriteriaField.Compare(car1engine1, car2engine1);
//---------------Test Result -----------------------
Assert.Greater(comparisonResult, 0, "engine1 should be greater as its car's regno is greater");
//---------------Tear Down -------------------------
}
