public void Register_Observer1()
{
// Arrange
var subject = new Subject();
var observer1 = new Observer1();
// Act
var unsubscriber1 = observer1.Register(subject);
// Assert
Assert.AreEqual(1, subject.Observers.Count);
}
void Start()
{
Observer1 obj1 = box1.GetComponent <ConcreteObserver3>();
Observer1 obj2 = box2.GetComponent <ConcreteObserver3>();
Observer1 obj3 = box3.GetComponent <ConcreteObserver3>();
_notiHandler += new NotiHandler(obj1.OnNotify);
_notiHandler += new NotiHandler(obj2.OnNotify);
_notiHandler += new NotiHandler(obj3.OnNotify);
time = 2f;
}
static void Main(string[] args)
{
Source s = new Source();
Observer1 o1 = new Observer1();
Observer2 o2 = new Observer2();
MyDelegate d1 = new MyDelegate(o1.Do);
s.Run += d1;
s.Run += o2.Do;
s.Start();
Console.ReadLine();
}
public void Subject_SendMessage()
{
// Arrange
var subject = new Subject();
var observer1 = new Observer1();
var unsubscriber1 = observer1.Register(subject);
var expected = "message";
// Act
subject.SendMessage("message");
// Assert
Assert.AreEqual(expected, observer1.Message);
}
void Start()
{
Subject subject = new Subject();
Observer1 observer1 = new Observer1();
Observer2 observer2 = new Observer2();
subject.RegisterObserver(observer1);
subject.SetData("Hello World!");
subject.RegisterObserver(observer2);
subject.SetData("Re:Hello World!");
subject.RemoveObserver(observer1);
subject.SetData("Re:Re:Hello World!");
}
public void Dispose_Any_Observer()
{
// Arrange
var subject = new Subject();
var observer1 = new Observer1();
var observer2 = new Observer2();
var observer3 = new Observer3();
var unsubscriber1 = observer1.Register(subject);
var unsubscriber2 = observer2.Register(subject);
var unsubscriber3 = observer3.Register(subject);
// Act
unsubscriber2.Dispose();
// Assert
Assert.AreEqual(2, subject.Observers.Count);
}
public void PublishData(string data)
{
//Add all the observer below
//1st observer
IObserver iObserver = new Observer1();
this.OnReceive += iObserver.ReceiveData;
//2nd observer
IObserver iObserver2 = new Observer2();
this.OnReceive += iObserver2.ReceiveData;
//publish data
var handler = OnReceive;
if (handler != null)
{
handler(data);
}
}
static void Main(string[] args)
{
Console.WriteLine("***Observer Pattern Demo***\n");
//We have 3 observers-2 of them are ObserverType1, 1 of them is of ObserverType2
IObserver myObserver1 = new Observer1("Roy");
IObserver myObserver2 = new Observer1("Kevin");
IObserver myObserver3 = new Observer2("Bose");
var subject = new Subject();
//Registering the observers-Roy,Kevin,Bose Chapter 14 Observer pattern
subject.Register(myObserver1);
subject.Register(myObserver2);
subject.Register(myObserver3);
Console.WriteLine(" Setting Flag = 5 ");
subject.Flag = 5;
//Unregistering an observer(Roy))
subject.UnRegister(myObserver1);
//No notification this time Roy. Since it is unregistered.
Console.WriteLine("\n Setting Flag = 50 ");
subject.Flag = 50;
}
public Test()
{
var subject = new Subject();
var observ1 = new Observer1();
subject.Add(observ1);
var observ2 = new Observer2();
subject.Add(observ2);
subject.SomeBusinessLogic();
subject.SomeBusinessLogic();
subject.Delete(observ2);
subject.SomeBusinessLogic();
var observ3 = new Observer3();
subject.Add(observ3);
subject.SomeBusinessLogic();
}
