public void IsInvalidWhenTargetIsCollected()
{
MockDelegateTarget mockDelegateTarget = new MockDelegateTarget();
var weakDelegate = new WeakDelegate<Action<object>>(mockDelegateTarget.DelegateMethod);
mockDelegateTarget = null;
GC.Collect();
Assert.IsFalse(weakDelegate.IsAlive);
}
public void RetrieveDelegateOfGarbageCollectedObject()
{
MockDelegateTarget mockDelegateTarget = new MockDelegateTarget();
var weakDelegate = new WeakDelegate<Action<object>>(mockDelegateTarget.DelegateMethod);
mockDelegateTarget = null;
GC.Collect();
Assert.IsNull(weakDelegate.Delegate);
}
public void RetrieveDelegateOfObjectMethod()
{
MockDelegateTarget mockDelegateTarget = new MockDelegateTarget();
var weakDelegate = new WeakDelegate<Action<object>>(mockDelegateTarget.DelegateMethod);
object dummyParameter = new object();
Delegate d = weakDelegate.Delegate;
d.DynamicInvoke(dummyParameter);
Assert.IsTrue(mockDelegateTarget.DelegateCalled);
Assert.AreSame(dummyParameter, mockDelegateTarget.DelegateParameter);
}
public void IsValidAsLongAsTargetIsAlive()
{
MockDelegateTarget mockDelegateTarget = new MockDelegateTarget();
var weakDelegate = new WeakDelegate<Action<object>>(mockDelegateTarget.DelegateMethod);
GC.Collect();
Assert.IsTrue(weakDelegate.IsAlive);
object dummyParameter = new object();
weakDelegate.Invoke(dummyParameter);
Assert.IsTrue(mockDelegateTarget.DelegateCalled);
Assert.AreSame(dummyParameter, mockDelegateTarget.DelegateParameter);
}
public void IsAlwaysValidForStaticMethods()
{
var weakDelegate = new WeakDelegate<Action<object>>(MockStaticDelegateTarget.DelegateMethod);
GC.Collect();
Assert.IsTrue(weakDelegate.IsAlive);
MockStaticDelegateTarget.Clear();
object dummyParameter = new object();
weakDelegate.Invoke(dummyParameter);
Assert.IsTrue(MockStaticDelegateTarget.DelegateCalled);
Assert.AreSame(dummyParameter, MockStaticDelegateTarget.DelegateParameter);
}
static void OperationLoop(WeakDelegate<Action> loopBodyReference, TimeSpan loopIterationDelay, CancellationToken cancellationToken)
{
while (true)
{
if (cancellationToken.IsCancellationRequested)
return;
try
{
if (!loopBodyReference.TryExecute())
return;
Task.Delay(loopIterationDelay, cancellationToken).Wait();
}
catch (ThreadAbortException)
{ /* expected */ }
catch (Exception ex)
{
InternalTrace.Warning(ex, "Failed executing operation loop");
// TODO notify about error via event (?)
}
}
}
public AsyncLoop(Action loopBody)
{
this.Name = Guid.NewGuid().ToString();
LoopBodyReference = new WeakDelegate<Action>(this, loopBody);
}
public void RetrieveDelegateOfStaticMethod()
{
var weakDelegate = new WeakDelegate<Action<object>>(MockStaticDelegateTarget.DelegateMethod);
MockStaticDelegateTarget.Clear();
object dummyParameter = new object();
Delegate d = weakDelegate.Delegate;
d.DynamicInvoke(dummyParameter);
Assert.IsTrue(MockStaticDelegateTarget.DelegateCalled);
Assert.AreSame(dummyParameter, MockStaticDelegateTarget.DelegateParameter);
}
public void MethodInfo()
{
MockDelegateTarget mockDelegateTarget = new MockDelegateTarget();
var weakDelegate = new WeakDelegate<Action<object>>(mockDelegateTarget.DelegateMethod);
Assert.AreEqual("DelegateMethod", weakDelegate.MethodInfo.Name);
}
/// <summary>
/// Initializes a new instance of the <see cref="HandlerEntry" /> class.
/// Initialisiert eine neue Instanz der <see cref="HandlerEntry" /> Klasse.
/// Initializes a new instance of the <see cref="HandlerEntry" /> class.
/// </summary>
/// <param name="methodInfo">
/// The method info.
/// </param>
/// <param name="target">
/// The target.
/// </param>
public HandlerEntry(MethodBase methodInfo, object target)
{
Contract.Requires<ArgumentNullException>(methodInfo != null, "methodInfo");
Contract.Requires<ArgumentNullException>(target != null, "target");
_type = (InvokeType) methodInfo.GetParameters().Length;
_delegate = new WeakDelegate(methodInfo, target);
}
public void TargetReference()
{
MockDelegateTarget mockDelegateTarget = new MockDelegateTarget();
var weakDelegate = new WeakDelegate<Action<object>>(mockDelegateTarget.DelegateMethod);
Assert.AreEqual(mockDelegateTarget, weakDelegate.TargetReference.Target);
mockDelegateTarget = null;
GC.Collect();
Assert.IsNull(weakDelegate.TargetReference.Target);
}
public void ConstructorShouldThrowExceptionOnNull()
{
WeakDelegate<Action> weakDelegate = new WeakDelegate<Action>(null);
}
public void StaticConstructorShouldThrowExceptionOnNonDelegate()
{
WeakDelegate<object> weakDelegate = new WeakDelegate<object>(new object());
}
public void RetrieveDelegateTypeOfObjectMethod()
{
MockDelegateTarget mockDelegateTarget = new MockDelegateTarget();
var weakDelegate = new WeakDelegate<Action<object>>(mockDelegateTarget.DelegateMethod);
Assert.AreEqual(typeof(Action<object>), weakDelegate.DelegateType);
}
public static T CreateInvoke(WeakDelegate <T> target)
{
return(_buildInvoke.CreateDelegate <T>(target));
}
public AsyncLoop(string name, Action loopBody)
{
this.Name = name;
LoopBodyReference = new WeakDelegate<Action>(this, loopBody);
}
public HidThread(string deviceName, string devicePath, DataReadCallback callback, ThreadExceptionCallback exceptionCallback)
{
devicename = deviceName;
devicepath = devicePath;
wdcallback = new WeakDelegate(callback);
wdexcallback = new WeakDelegate(exceptionCallback);
// Initialize ResourceManager for loading localizable strings
rm = new ResourceManager("Strings", Assembly.GetExecutingAssembly());
// Create an event to signal that the thread is up and running
ThreadStarted = new ManualResetEvent(false);
// Create a new event to signal the thread to terminate
ThreadTerminating = new ManualResetEvent(false);
}
/// <summary>
/// Initializes a new instance of the <see cref="HandlerEntry" /> class.
/// Initialisiert eine neue Instanz der <see cref="HandlerEntry" /> Klasse.
/// Initializes a new instance of the <see cref="HandlerEntry" /> class.
/// </summary>
/// <param name="dDelegate">
/// The d delegate.
/// </param>
public HandlerEntry(Delegate dDelegate)
{
Contract.Requires<ArgumentNullException>(dDelegate != null, "dDelegate");
_type = (InvokeType) dDelegate.Method.GetParameters().Length;
_delegate = new WeakDelegate(dDelegate);
}
