/**
* Fabricate a result by multiplying the input by 2
*
* @param note the Notification carrying the FacadeTestVO
*/
override public void Execute(INotification note)
{
FacadeTestVO vo = (FacadeTestVO)note.Body;
// Fabricate a result
vo.result = 2 * vo.input;
}
public void RegisterCommandAndNotifyObservers()
{
// Create the Facade, register the FacadeTestCommand to
// handle 'FacadeTest' events
IFacade facade = Facade.Instance;
facade.RegisterCommand("FacadeTestNote", typeof(FacadeTestCommand));
// Send notification. The Command associated with the event
// (FacadeTestCommand) will be invoked, and will multiply
// the vo.input value by 2 and set the result on vo.result
var vo = new FacadeTestVO(32);
facade.SendNotification("FacadeTestNote", vo);
// test assertions
Assert.IsTrue(vo.result == 64, "Expecting vo.result == 64");
}
/**
* Tests Command removal via the Facade.
*
* <P>
* This test gets the Singleton Facade instance
* and registers the FacadeTestCommand class
* to handle 'FacadeTest' Notifcations. Then it removes the command.<P>
*
* <P>
* It then sends a Notification using the Facade.
* Success is determined by evaluating
* a property on an object placed in the body of
* the Notification, which will NOT be modified by the Command.</P>
*
*/
public void TestRegisterAndRemoveCommandAndSendNotification()
{
// Create the Facade, register the FacadeTestCommand to
// handle 'FacadeTest' events
IFacade facade = Facade.Instance;
facade.RegisterCommand("FacadeTestNote", typeof(FacadeTestCommand));
facade.RemoveCommand("FacadeTestNote");
// Send notification. The Command associated with the event
// (FacadeTestCommand) will NOT be invoked, and will NOT multiply
// the vo.input value by 2
FacadeTestVO vo = new FacadeTestVO(32);
facade.SendNotification("FacadeTestNote", vo);
// test assertions
Assert.True(vo.result != 64, "Expecting vo.result != 64");
}
/**
* Tests Command registration and execution via the Facade.
*
* <P>
* This test gets the Singleton Facade instance
* and registers the FacadeTestCommand class
* to handle 'FacadeTest' Notifcations.<P>
*
* <P>
* It then constructs such a Notification and notifies Observers
* via the Facade. Success is determined by evaluating
* a property on an object placed in the body of
* the Notification, which will be modified by the Command.</P>
*
*/
public void TestRegisterCommandAndNotifyObservers()
{
// Create the Facade, register the FacadeTestCommand to
// handle 'FacadeTest' events
IFacade facade = Facade.Instance;
facade.RegisterCommand("FacadeTestNote", typeof(FacadeTestCommand));
// Send notification. The Command associated with the event
// (FacadeTestCommand) will be invoked, and will multiply
// the vo.input value by 2 and set the result on vo.result
FacadeTestVO vo = new FacadeTestVO(32);
facade.SendNotification("FacadeTestNote", vo);
// test assertions
Assert.True(vo.result == 64, "Expecting vo.result == 64");
}
public void RegisterAndRemoveCommandAndSendNotification()
{
// Create the Facade, register the FacadeTestCommand to
// handle 'FacadeTest' events
IFacade facade = Facade.Instance;
facade.RegisterCommand("FacadeTestNote", typeof(FacadeTestCommand));
facade.RemoveCommand("FacadeTestNote");
// Send notification. The Command associated with the event
// (FacadeTestCommand) will NOT be invoked, and will NOT multiply
// the vo.input value by 2
FacadeTestVO vo = new FacadeTestVO(32);
facade.SendNotification("FacadeTestNote", vo);
// test assertions
Assert.IsTrue(vo.result != 64, "Expecting vo.result != 64");
}
