public void TestDereferenceRelatedObjects()
{
//The Car has a single relationship to engine. The car->engine relationship is marked
// as a dereference related relationship.
BORegistry.DataAccessor = new DataAccessorInMemory();
//---------------Set up test pack-------------------
Car car = new Car();
car.SetPropertyValue("CarRegNo", "NP32459");
car.Save();
Engine engine = new Engine();
engine.SetPropertyValue("EngineNo", "NO111");
const string carIDProp = "CarID";
engine.SetPropertyValue(carIDProp, car.GetPropertyValue(carIDProp));
engine.Save();
BORegistry.DataAccessor.BusinessObjectLoader.Refresh(engine);
Assert.AreSame(engine.GetCar(), car);
//---------------Execute Test ----------------------
car.MarkForDelete();
car.Save();
//---------------Test Result -----------------------
Assert.IsNull(engine.GetPropertyValue(carIDProp));
Assert.IsNull(engine.GetCar());
//---------------Test TearDown -----------------------
}
public void Test_DereferenceRelatedObjects_ForSingle_IsOwner_WhenHasNoRelatedBO()
{
//The Car has a single relationship to engine. The car->engine relationship is marked
// as a dereference related relationship.
BORegistry.DataAccessor = new DataAccessorInMemory();
//---------------Set up test pack-------------------
new Car();
Engine engine = new Engine();
engine.SetPropertyValue("EngineNo", "NO111");
engine.Save();
engine.MarkForDelete();
SingleRelationshipDef relationshipDef = (SingleRelationshipDef)engine.Relationships["Car"].RelationshipDef;
relationshipDef.DeleteParentAction = DeleteParentAction.DereferenceRelated;
//---------------Assert Precondition----------------
Assert.IsTrue(relationshipDef.OwningBOHasForeignKey);
Assert.AreEqual(DeleteParentAction.DereferenceRelated, relationshipDef.DeleteParentAction);
Assert.IsNull(engine.GetCar());
//---------------Execute Test ----------------------
engine.Save();
//---------------Test Result -----------------------
Assert.IsNull(engine.GetCar());
Assert.IsTrue(engine.Status.IsNew && engine.Status.IsDeleted);
}
private static Engine CreateUnsavedEngine(string engineNo)
{
Engine engine = new Engine();
engine.EngineNo = engineNo;
return engine;
}
public void Test_CancelEdit_ShouldFirePropertyUpdatedEvent()
{
//---------------Set up test pack-------------------
Engine engine1 = new Engine();
bool propertyEventFired = false;
IBusinessObject eventBusinessObject = null;
IBOProp eventProp = null;
engine1.EngineNo = "20";
engine1.PropertyUpdated +=
delegate(object sender, BOPropUpdatedEventArgs eventArgs)
{
eventBusinessObject = eventArgs.BusinessObject;
eventProp = eventArgs.Prop;
propertyEventFired = true;
};
//-------------Assert Preconditions -------------
Assert.IsFalse(propertyEventFired);
Assert.IsNull(eventBusinessObject);
Assert.IsNull(eventProp);
//---------------Execute Test ----------------------
engine1.CancelEdits();
//---------------Test Result -----------------------
Assert.IsTrue(propertyEventFired);
Assert.AreSame(engine1, eventBusinessObject);
}
public void Test_SaveFiresUpdatedEvent()
{
//---------------Set up test pack-------------------
Engine engine1 = new Engine();
bool updatedEventFired = false;
//-------------Assert Preconditions -------------
Assert.IsFalse(updatedEventFired);
//---------------Execute Test ----------------------
engine1.Updated += delegate { updatedEventFired = true; };
engine1.EngineNo = "20";
engine1.Save();
//---------------Test Result -----------------------
Assert.IsTrue(updatedEventFired);
}
public void TestGetPropertyValue_ThroughRelationship()
{
//---------------Set up test pack-------------------
Car car1 = new Car();
car1.CarRegNo = "5";
Engine engine1 = new Engine();
engine1.CarID = car1.CarID;
engine1.EngineNo = "20";
ITransactionCommitter committer = BORegistry.DataAccessor.CreateTransactionCommitter();
committer.AddBusinessObject(car1);
committer.AddBusinessObject(engine1);
committer.CommitTransaction();
//---------------Assert PreConditions---------------
//---------------Execute Test ----------------------
object carregno = engine1.GetPropertyValue(new Source("Car"), "CarRegNo");
//---------------Test Result -----------------------
Assert.AreEqual(car1.CarRegNo, carregno);
//---------------Tear Down -------------------------
}
public void TestGetPropertyValue_NullSource()
{
//---------------Set up test pack-------------------
Engine engine1 = new Engine();
engine1.EngineNo = "20";
//---------------Assert PreConditions---------------
//---------------Execute Test ----------------------
object engineNo = engine1.GetPropertyValue(null, "EngineNo");
//---------------Test Result -----------------------
Assert.AreEqual(engine1.EngineNo, engineNo);
//---------------Tear Down -------------------------
}
