public void GCRemovesDelegates()
{
MockDelegateTarget mockDelegateTarget1 = new MockDelegateTarget();
MockDelegateTarget mockDelegateTarget2 = new MockDelegateTarget();
var weakMulticastDelegate = new WeakMulticastDelegate <Action <object> >();
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod2);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod2);
Assert.AreEqual(4, weakMulticastDelegate.Count);
mockDelegateTarget2 = null;
GC.Collect();
object parameter = new object();
weakMulticastDelegate.Invoke(parameter);
Assert.AreEqual(2, weakMulticastDelegate.Count);
Assert.IsTrue(mockDelegateTarget1.DelegateCalled);
Assert.IsTrue(mockDelegateTarget1.DelegateCalled2);
Assert.AreSame(parameter, mockDelegateTarget1.DelegateParameter);
Assert.AreSame(parameter, mockDelegateTarget1.DelegateParameter2);
mockDelegateTarget1 = null;
GC.Collect();
weakMulticastDelegate.Remove(null);
Assert.AreEqual(0, weakMulticastDelegate.Count);
weakMulticastDelegate.Invoke(parameter); // Dummy invoke on empty WeakDelegateManager.
}
public void RemoveRegisteredDelegates()
{
MockDelegateTarget mockDelegateTarget1 = new MockDelegateTarget();
MockDelegateTarget mockDelegateTarget2 = new MockDelegateTarget();
var weakMulticastDelegate = new WeakMulticastDelegate <Action <object> >();
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod2);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod2);
weakMulticastDelegate.Add(MockStaticDelegateTarget.DelegateMethod);
weakMulticastDelegate.Remove(mockDelegateTarget1.DelegateMethod);
weakMulticastDelegate.Remove(mockDelegateTarget1.DelegateMethod); // Remove twice
weakMulticastDelegate.Remove(mockDelegateTarget2.DelegateMethod);
weakMulticastDelegate.Remove(mockDelegateTarget2.DelegateMethod2);
weakMulticastDelegate.Remove(MockStaticDelegateTarget.DelegateMethod);
MockStaticDelegateTarget.Clear();
object parameter = new object();
weakMulticastDelegate.Invoke(parameter);
Assert.IsFalse(mockDelegateTarget1.DelegateCalled);
Assert.IsFalse(mockDelegateTarget2.DelegateCalled);
Assert.IsTrue(mockDelegateTarget1.DelegateCalled2);
Assert.IsFalse(mockDelegateTarget2.DelegateCalled2);
Assert.IsFalse(MockStaticDelegateTarget.DelegateCalled);
Assert.AreSame(parameter, mockDelegateTarget1.DelegateParameter2);
}
public void InvokesRegisteredDelegates()
{
MockDelegateTarget mockDelegateTarget1 = new MockDelegateTarget();
MockDelegateTarget mockDelegateTarget2 = new MockDelegateTarget();
var weakMulticastDelegate = new WeakMulticastDelegate<Action<object>>();
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod2);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod2);
weakMulticastDelegate.Add(MockStaticDelegateTarget.DelegateMethod);
MockStaticDelegateTarget.Clear();
object parameter = new object();
weakMulticastDelegate.Invoke(parameter);
Assert.IsTrue(mockDelegateTarget1.DelegateCalled);
Assert.IsTrue(mockDelegateTarget2.DelegateCalled);
Assert.IsTrue(mockDelegateTarget1.DelegateCalled2);
Assert.IsTrue(mockDelegateTarget2.DelegateCalled2);
Assert.IsTrue(MockStaticDelegateTarget.DelegateCalled);
Assert.AreSame(parameter, mockDelegateTarget1.DelegateParameter);
Assert.AreSame(parameter, mockDelegateTarget2.DelegateParameter);
Assert.AreSame(parameter, mockDelegateTarget1.DelegateParameter2);
Assert.AreSame(parameter, mockDelegateTarget2.DelegateParameter2);
Assert.AreSame(parameter, MockStaticDelegateTarget.DelegateParameter);
}
public void GCRemovesDelegates()
{
MockDelegateTarget mockDelegateTarget1 = new MockDelegateTarget();
MockDelegateTarget mockDelegateTarget2 = new MockDelegateTarget();
var weakMulticastDelegate = new WeakMulticastDelegate<Action<object>>();
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod);
weakMulticastDelegate.Add(mockDelegateTarget1.DelegateMethod2);
weakMulticastDelegate.Add(mockDelegateTarget2.DelegateMethod2);
Assert.AreEqual(4, weakMulticastDelegate.Count);
mockDelegateTarget2 = null;
GC.Collect();
object parameter = new object();
weakMulticastDelegate.Invoke(parameter);
Assert.AreEqual(2, weakMulticastDelegate.Count);
Assert.IsTrue(mockDelegateTarget1.DelegateCalled);
Assert.IsTrue(mockDelegateTarget1.DelegateCalled2);
Assert.AreSame(parameter, mockDelegateTarget1.DelegateParameter);
Assert.AreSame(parameter, mockDelegateTarget1.DelegateParameter2);
mockDelegateTarget1 = null;
GC.Collect();
weakMulticastDelegate.Remove(null);
Assert.AreEqual(0, weakMulticastDelegate.Count);
weakMulticastDelegate.Invoke(parameter); // Dummy invoke on empty WeakDelegateManager.
}
public void AddDelegateShouldThrowExceptionWhenNull()
{
var weakMulticastDelegate = new WeakMulticastDelegate <Action>();
weakMulticastDelegate.Add(null);
}
public void AddDelegateShouldThrowExceptionWhenNull()
{
var weakMulticastDelegate = new WeakMulticastDelegate<Action>();
weakMulticastDelegate.Add(null);
}