public void RemoveAdvisorByIndex()
{
TestObject target = new TestObject();
ProxyFactory pf = new ProxyFactory(target);
NopInterceptor nop = new NopInterceptor();
CountingBeforeAdvice cba = new CountingBeforeAdvice();
IAdvisor advisor = new DefaultPointcutAdvisor(cba);
pf.AddAdvice(nop);
pf.AddAdvisor(advisor);
NopInterceptor nop2 = new NopInterceptor(2); // make instance unique (see SPRNET-847)
pf.AddAdvice(nop2);
ITestObject proxied = (ITestObject)pf.GetProxy();
proxied.Age = 5;
Assert.AreEqual(1, cba.GetCalls());
Assert.AreEqual(1, nop.Count);
Assert.AreEqual(1, nop2.Count);
// Removes counting before advisor
pf.RemoveAdvisor(1);
Assert.AreEqual(5, proxied.Age);
Assert.AreEqual(1, cba.GetCalls());
Assert.AreEqual(2, nop.Count);
Assert.AreEqual(2, nop2.Count);
// Removes Nop1
pf.RemoveAdvisor(0);
Assert.AreEqual(5, proxied.Age);
Assert.AreEqual(1, cba.GetCalls());
Assert.AreEqual(2, nop.Count);
Assert.AreEqual(3, nop2.Count);
// Check out of bounds
try
{
pf.RemoveAdvisor(-1);
Assert.Fail("Supposed to throw exception");
}
catch (AopConfigException)
{
// Ok
}
try
{
pf.RemoveAdvisor(2);
Assert.Fail("Supposed to throw exception");
}
catch (AopConfigException)
{
// Ok
}
Assert.AreEqual(5, proxied.Age);
Assert.AreEqual(4, nop2.Count);
}
public void ReplaceAdvisor()
{
TestObject target = new TestObject();
ProxyFactory pf = new ProxyFactory(target);
NopInterceptor nop = new NopInterceptor();
CountingBeforeAdvice cba1 = new CountingBeforeAdvice();
CountingBeforeAdvice cba2 = new CountingBeforeAdvice();
IAdvisor advisor1 = new DefaultPointcutAdvisor(cba1);
IAdvisor advisor2 = new DefaultPointcutAdvisor(cba2);
pf.AddAdvisor(advisor1);
pf.AddAdvice(nop);
ITestObject proxied = (ITestObject)pf.GetProxy();
// Use the type cast feature
// Replace etc methods on advised should be same as on ProxyFactory
IAdvised advised = (IAdvised)proxied;
proxied.Age = 5;
Assert.AreEqual(1, cba1.GetCalls());
Assert.AreEqual(0, cba2.GetCalls());
Assert.AreEqual(1, nop.Count);
Assert.IsFalse(advised.ReplaceAdvisor(null, null));
Assert.IsFalse(advised.ReplaceAdvisor(null, advisor2));
Assert.IsFalse(advised.ReplaceAdvisor(advisor1, null));
Assert.IsTrue(advised.ReplaceAdvisor(advisor1, advisor2));
Assert.AreEqual(advisor2, pf.Advisors[0]);
Assert.AreEqual(5, proxied.Age);
Assert.AreEqual(1, cba1.GetCalls());
Assert.AreEqual(2, nop.Count);
Assert.AreEqual(1, cba2.GetCalls());
Assert.IsFalse(pf.ReplaceAdvisor(new DefaultPointcutAdvisor(null), advisor1));
}
public void AddAndRemoveEventHandlerThroughInterceptor()
{
TestObject target = new TestObject();
NopInterceptor nopInterceptor = new NopInterceptor();
CountingBeforeAdvice countingBeforeAdvice = new CountingBeforeAdvice();
target.Name = "SOME-NAME";
ProxyFactory pf = new ProxyFactory(target);
pf.AddAdvice(nopInterceptor);
pf.AddAdvisor(new DefaultPointcutAdvisor(countingBeforeAdvice));
object proxy = pf.GetProxy();
ITestObject to = proxy as ITestObject;
// add event handler through proxy
to.Click += new EventHandler(OnClick);
OnClickWasCalled = false;
to.OnClick();
Assert.IsTrue(OnClickWasCalled);
Assert.AreEqual(2, countingBeforeAdvice.GetCalls());
// remove event handler through proxy
to.Click -= new EventHandler(OnClick);
OnClickWasCalled = false;
to.OnClick();
Assert.IsFalse(OnClickWasCalled);
Assert.AreEqual(4, countingBeforeAdvice.GetCalls());
}
public void InterceptorInclusionMethods()
{
NopInterceptor di = new NopInterceptor();
NopInterceptor diUnused = new NopInterceptor(1); // // make instance unique (see SPRNET-847)
ProxyFactory factory = new ProxyFactory(new TestObject());
factory.AddAdvice(0, di);
ITestObject tb = (ITestObject)factory.GetProxy();
Assert.IsTrue(factory.AdviceIncluded(di));
Assert.IsTrue(!factory.AdviceIncluded(diUnused));
Assert.IsTrue(factory.CountAdviceOfType(typeof(NopInterceptor)) == 1);
factory.AddAdvice(0, diUnused);
Assert.IsTrue(factory.AdviceIncluded(diUnused));
Assert.IsTrue(factory.CountAdviceOfType(typeof(NopInterceptor)) == 2);
}
/// <summary>
/// Creates a new proxy for the supplied <paramref name="proxyInterface"/>
/// and <paramref name="interceptor"/>.
/// </summary>
/// <remarks>
/// <p>
/// This is a convenience method for creating a proxy for a single
/// interceptor.
/// </p>
/// </remarks>
/// <param name="proxyInterface">
/// The interface that the proxy must implement.
/// </param>
/// <param name="interceptor">
/// The interceptor that the proxy must invoke.
/// </param>
/// <returns>
/// A new AOP proxy for the supplied <paramref name="proxyInterface"/>
/// and <paramref name="interceptor"/>.
/// </returns>
public static object GetProxy(Type proxyInterface, IInterceptor interceptor)
{
ProxyFactory proxyFactory = new ProxyFactory();
proxyFactory.AddInterface(proxyInterface);
proxyFactory.AddAdvice(interceptor);
return(proxyFactory.GetProxy());
}
public void CanOnlyAddMethodInterceptors()
{
ProxyFactory factory = new ProxyFactory(new TestObject());
factory.AddAdvice(0, new NopInterceptor());
try
{
factory.AddAdvice(0, new AnonymousClassInterceptor());
Assert.Fail("Should only be able to add MethodInterceptors");
}
catch (AopConfigException)
{
}
// Check we can still use it
IOther other = (IOther)factory.GetProxy();
other.Absquatulate();
}
private ITestObject CreateProxy(object target, IAdvice interceptor, bool exposeProxy)
{
ProxyFactory pf = new ProxyFactory(target);
pf.ExposeProxy = exposeProxy;
// pf.Target = target;
pf.AddAdvice(interceptor);
return(pf.GetProxy() as ITestObject);
}
public void AdvisedSupportListenerMethodsAre_NOT_CalledIfProxyHasNotBeenCreated()
{
IAdvisedSupportListener listener = MockRepository.GenerateMock <IAdvisedSupportListener>();
ProxyFactory factory = new ProxyFactory(new TestObject());
factory.AddListener(listener);
// must not fire the AdviceChanged callback...
factory.AddAdvice(new NopInterceptor());
// must not fire the InterfacesChanged callback...
factory.AddInterface(typeof(ISerializable));
listener.AssertWasNotCalled(x => x.AdviceChanged(Arg <AdvisedSupport> .Is.Anything));
listener.AssertWasNotCalled(x => x.InterfacesChanged(Arg <AdvisedSupport> .Is.Anything));
}
public void CacheTest()
{
for (int i = 0; i < 2; i++)
{
TestObject target = new TestObject();
NopInterceptor nopInterceptor = new NopInterceptor();
CountingBeforeAdvice countingBeforeAdvice = new CountingBeforeAdvice();
ProxyFactory pf = new ProxyFactory();
pf.Target = target;
pf.AddAdvice(nopInterceptor);
pf.AddAdvisor(new DefaultPointcutAdvisor(countingBeforeAdvice));
object proxy = pf.GetProxy();
}
// fails when running in resharper/testdriven.net
// DynamicProxyManager.SaveAssembly();
}
public void CreateProxyFactoryWithoutTargetThenSetTarget()
{
TestObject target = new TestObject();
target.Name = "Adam";
NopInterceptor nopInterceptor = new NopInterceptor();
CountingBeforeAdvice countingBeforeAdvice = new CountingBeforeAdvice();
ProxyFactory pf = new ProxyFactory();
pf.Target = target;
pf.AddAdvice(nopInterceptor);
pf.AddAdvisor(new DefaultPointcutAdvisor(countingBeforeAdvice));
object proxy = pf.GetProxy();
ITestObject to = (ITestObject)proxy;
Assert.AreEqual("Adam", to.Name);
Assert.AreEqual(1, countingBeforeAdvice.GetCalls());
}
public void AdvisedSupportListenerMethodsAreCalledAppropriately()
{
IAdvisedSupportListener listener = MockRepository.GenerateMock <IAdvisedSupportListener>();
ProxyFactory factory = new ProxyFactory(new TestObject());
factory.AddListener(listener);
// must fire the Activated callback...
factory.GetProxy();
// must fire the AdviceChanged callback...
factory.AddAdvice(new NopInterceptor());
// must fire the InterfacesChanged callback...
factory.AddInterface(typeof(ISerializable));
listener.AssertWasCalled(x => x.Activated(Arg <AdvisedSupport> .Is.NotNull));
listener.AssertWasCalled(x => x.AdviceChanged(Arg <AdvisedSupport> .Is.NotNull));
listener.AssertWasCalled(x => x.InterfacesChanged(Arg <AdvisedSupport> .Is.NotNull));
}
public void RemoveAdvisorByReference()
{
TestObject target = new TestObject();
ProxyFactory pf = new ProxyFactory(target);
NopInterceptor nop = new NopInterceptor();
CountingBeforeAdvice cba = new CountingBeforeAdvice();
IAdvisor advisor = new DefaultPointcutAdvisor(cba);
pf.AddAdvice(nop);
pf.AddAdvisor(advisor);
ITestObject proxied = (ITestObject)pf.GetProxy();
proxied.Age = 5;
Assert.AreEqual(1, cba.GetCalls());
Assert.AreEqual(1, nop.Count);
Assert.IsFalse(pf.RemoveAdvisor(null));
Assert.IsTrue(pf.RemoveAdvisor(advisor));
Assert.AreEqual(5, proxied.Age);
Assert.AreEqual(1, cba.GetCalls());
Assert.AreEqual(2, nop.Count);
Assert.IsFalse(pf.RemoveAdvisor(new DefaultPointcutAdvisor(null)));
}
public void NestedProxiesDontInvokeSameAdviceOrIntroductionTwice()
{
MultiProxyingTestClass testObj = new MultiProxyingTestClass();
ProxyFactory pf1 = new ProxyFactory();
pf1.Target = testObj;
NopInterceptor di = new NopInterceptor();
NopInterceptor diUnused = new NopInterceptor(1); // // make instance unique (see SPRNET-847)
TestCountingIntroduction countingMixin = new TestCountingIntroduction();
pf1.AddAdvice(diUnused);
pf1.AddAdvisor(new DefaultPointcutAdvisor(di));
pf1.AddIntroduction(new DefaultIntroductionAdvisor(countingMixin));
object innerProxy = pf1.GetProxy();
ProxyFactory pf2 = new ProxyFactory();
pf2.Target = innerProxy;
pf2.AddAdvice(diUnused);
pf2.AddAdvisor(new DefaultPointcutAdvisor(di));
pf2.AddIntroduction(new DefaultIntroductionAdvisor(countingMixin));
object outerProxy = pf2.GetProxy();
// any advice instance is invoked once only
string result = ((IMultiProxyingTestInterface)outerProxy).TestMethod("arg");
Assert.AreEqual(1, testObj.InvocationCounter);
Assert.AreEqual("arg|arg", result);
Assert.AreEqual(1, di.Count);
// any introduction instance is invoked once only
((ICountingIntroduction)outerProxy).Inc();
Assert.AreEqual(1, countingMixin.Counter);
}
