public void ShouldGetCorrectHandlersGivenAttributesOnInterfaceMethodsAfterAddingAttributeDrivenPolicy()
{
PolicySet policies = new PolicySet();
List <ICallHandler> oneHandlers
= new List <ICallHandler>(policies.GetHandlersFor(GetMethodImplInfo <TwoType>("One"), container));
Assert.AreEqual(0, oneHandlers.Count);
policies.Add(new AttributeDrivenPolicy());
MethodImplementationInfo oneInfo = new MethodImplementationInfo(
typeof(IOne).GetMethod("One"),
typeof(TwoType).GetMethod("One"));
oneHandlers
= new List <ICallHandler>(policies.GetHandlersFor(oneInfo, container));
Assert.AreEqual(2, oneHandlers.Count);
Assert.IsTrue(oneHandlers[0] is MarkerCallHandler);
Assert.IsTrue(oneHandlers[1] is MarkerCallHandler);
Assert.AreEqual("IOneOne", ((MarkerCallHandler)oneHandlers[0]).HandlerName);
Assert.AreEqual("MethodOneOverride", ((MarkerCallHandler)oneHandlers[1]).HandlerName);
}
public void ShouldMatchPolicyByMethodName()
{
PolicySet policies = GetMultiplePolicySet();
MethodImplementationInfo noMatchMember = GetMethodImplInfo <MatchesByMemberName>("NoMatch");
MethodImplementationInfo nameMatchMember = GetMethodImplInfo <MatchesByMemberName>("NameMatch");
List <ICallHandler> noMatchHandlers =
new List <ICallHandler>(policies.GetHandlersFor(noMatchMember, container));
List <ICallHandler> nameMatchHandlers =
new List <ICallHandler>(policies.GetHandlersFor(nameMatchMember, container));
Assert.AreEqual(0, noMatchHandlers.Count);
Assert.AreEqual(1, nameMatchHandlers.Count);
Assert.IsTrue(typeof(Handler2) == nameMatchHandlers[0].GetType());
}
public void ShouldBeCreateableWithHandlers()
{
IUnityContainer container = GetContainer();
PolicySet policies = GetPolicies(container);
HandlerPipeline pipeline
= new HandlerPipeline(policies.GetHandlersFor(GetTargetMemberInfo(), container));
}
public void ShouldMatchPolicyByMethodName()
{
PolicySet policies = GetMultiplePolicySet();
Assert.IsTrue(policies.AppliesTo(typeof(MatchesByMemberName)));
MethodInfo noMatchMember = typeof(MatchesByMemberName).GetMethod("NoMatch");
MethodInfo nameMatchMember = typeof(MatchesByMemberName).GetMethod("NameMatch");
List <ICallHandler> noMatchHandlers =
new List <ICallHandler>(policies.GetHandlersFor(noMatchMember));
List <ICallHandler> nameMatchHandlers =
new List <ICallHandler>(policies.GetHandlersFor(nameMatchMember));
Assert.AreEqual(0, noMatchHandlers.Count);
Assert.AreEqual(1, nameMatchHandlers.Count);
Assert.IsTrue(typeof(Handler2) == nameMatchHandlers[0].GetType());
}
private void ApplyPolicies(IInterceptor interceptor, IInterceptingProxy proxy, object target, PolicySet policies)
{
foreach (MethodImplementationInfo method in interceptor.GetInterceptableMethods(target.GetType(), target.GetType()))
{
HandlerPipeline pipeline = new HandlerPipeline(policies.GetHandlersFor(method, container));
proxy.SetPipeline(method.ImplementationMethodInfo, pipeline);
}
}
public void ShouldHaveLoggingHandlerForNothingSpecial()
{
PolicySet policies = GetPolicySet();
List <ICallHandler> handlers = new List <ICallHandler>(policies.GetHandlersFor(nothingSpecialMethod));
Assert.AreEqual(1, handlers.Count);
Assert.AreSame(typeof(LogCallHandler), handlers[0].GetType());
}
private void AddHandlersForType(Type classToProxy, PolicySet policies)
{
foreach (MethodInfo member in classToProxy.GetMethods())
{
IEnumerable <ICallHandler> handlers = policies.GetHandlersFor(member);
HandlerPipeline pipeline = new HandlerPipeline(handlers);
memberHandlers[member] = pipeline;
}
}
public void ShouldInitializeToEmpty()
{
PolicySet policies = new PolicySet();
Assert.IsFalse(policies.AppliesTo(this.GetType()));
MethodInfo thisMember = GetType().GetMethod("ShouldInitializeToEmpty");
List <ICallHandler> handlers = new List <ICallHandler>(policies.GetHandlersFor(thisMember));
Assert.AreEqual(0, handlers.Count);
}
public void ShouldNotMatchPolicyWhenNoRulesMatch()
{
PolicySet policies = GetMultiplePolicySet();
MethodImplementationInfo noMatchMember = GetMethodImplInfo <NoMatchAnywhere>("NoMatchHere");
List <ICallHandler> noMatchHandlers =
new List <ICallHandler>(policies.GetHandlersFor(noMatchMember, container));
Assert.AreEqual(0, noMatchHandlers.Count);
}
public void ShouldClearCachesAfterChangesToPolicyInPolicySet()
{
PolicySet policies = GetMultiplePolicySet();
List <ICallHandler> handlersBefore =
new List <ICallHandler>(policies.GetHandlersFor(
GetNameDoesntMatchMethod()));
Assert.AreEqual(1, handlersBefore.Count);
((RuleDrivenPolicy)policies[2]).RuleSet.RemoveAt(0);
((RuleDrivenPolicy)policies[2]).RuleSet.Add(new MemberNameMatchingRule("NameDoesntMatch"));
List <ICallHandler> handlersAfterChangingRule =
new List <ICallHandler>(
policies.GetHandlersFor(GetNameDoesntMatchMethod()));
Assert.AreEqual(2, handlersAfterChangingRule.Count);
}
public void ShouldHaveLoggingAndValidationForDoSomething()
{
PolicySet policies = GetPolicySet();
List <ICallHandler> handlers =
new List <ICallHandler>(policies.GetHandlersFor(doSomethingMethod));
Assert.AreEqual(2, handlers.Count);
Assert.AreSame(typeof(LogCallHandler), handlers[0].GetType());
Assert.AreSame(typeof(ValidationCallHandler), handlers[1].GetType());
}
public void HandlersOrderedProperlyUsingRelativeAndAbsoluteOrder()
{
RuleDrivenPolicy policy
= new RuleDrivenPolicy("MatchesInterfacePolicy",
new IMatchingRule[] { new TypeMatchingRule("ITwo") },
new string[] { "Handler1", "Handler2", "Handler3", "Handler4", "Handler5", "Handler6" });
ICallHandler handler1 = new CallCountHandler();
handler1.Order = 0;
ICallHandler handler2 = new CallCountHandler();
handler2.Order = 3;
ICallHandler handler3 = new CallCountHandler();
handler3.Order = 3;
ICallHandler handler4 = new CallCountHandler();
handler4.Order = 2;
ICallHandler handler5 = new CallCountHandler();
handler5.Order = 4;
ICallHandler handler6 = new CallCountHandler();
handler6.Order = 1;
container
.RegisterInstance <ICallHandler>("Handler1", handler1)
.RegisterInstance <ICallHandler>("Handler2", handler2)
.RegisterInstance <ICallHandler>("Handler3", handler3)
.RegisterInstance <ICallHandler>("Handler4", handler4)
.RegisterInstance <ICallHandler>("Handler5", handler5)
.RegisterInstance <ICallHandler>("Handler6", handler6);
PolicySet policies = new PolicySet(policy);
MethodImplementationInfo twoInfo = new MethodImplementationInfo(
typeof(ITwo).GetMethod("Two"), typeof(TwoType).GetMethod("Two"));
List <ICallHandler> handlers
= new List <ICallHandler>(policies.GetHandlersFor(twoInfo, container));
Assert.AreEqual(handler6, handlers[0]);
Assert.AreEqual(handler4, handlers[1]);
Assert.AreEqual(handler2, handlers[2]);
Assert.AreEqual(handler3, handlers[3]);
Assert.AreEqual(handler5, handlers[4]);
Assert.AreEqual(handler1, handlers[5]);
}
public void ShouldNotMatchPolicyWhenNoRulesMatch()
{
PolicySet policies = GetMultiplePolicySet();
Assert.IsFalse(policies.AppliesTo(typeof(NoMatchAnywhere)));
MethodBase noMatchMember = typeof(NoMatchAnywhere).GetMethod("NoMatchHere");
List <ICallHandler> noMatchHandlers =
new List <ICallHandler>(policies.GetHandlersFor(noMatchMember));
Assert.AreEqual(0, noMatchHandlers.Count);
}
private void ApplyPolicies(IInterceptor interceptor, IInterceptingProxy proxy, object target, PolicySet policies)
{
PipelineManager manager = new PipelineManager();
foreach (MethodImplementationInfo method in interceptor.GetInterceptableMethods(target.GetType(), target.GetType()))
{
HandlerPipeline pipeline = new HandlerPipeline(policies.GetHandlersFor(method, container));
manager.SetPipeline(method.ImplementationMethodInfo, pipeline);
}
proxy.AddInterceptionBehavior(new PolicyInjectionBehavior(manager));
}
public void ShouldNotDuplicateHandlersWhenCreatingViaInterface()
{
DictionaryConfigurationSource configSource = new DictionaryConfigurationSource();
RuleDrivenPolicy policy = new RuleDrivenPolicy("MatchesInterfacePolicy");
policy.RuleSet.Add(new TypeMatchingRule("ITwo"));
policy.Handlers.Add(new ValidationCallHandler(string.Empty, SpecificationSource.Both));
policy.Handlers.Add(new CallCountHandler());
PolicySet policies = new PolicySet(policy);
List <ICallHandler> handlers = new List <ICallHandler>(policies.GetHandlersFor(typeof(Bar).GetMethod("Two")));
Assert.AreEqual(2, handlers.Count);
}
public void ShouldGetCorrectHandlersGivenAttributesOnInterfaceMethods()
{
PolicySet policies = new PolicySet();
List <ICallHandler> oneHandlers = new List <ICallHandler>(policies.GetHandlersFor(
typeof(Bar).GetMethod("One")));
Assert.AreEqual(2, oneHandlers.Count);
Assert.IsTrue(oneHandlers[0] is MarkerCallHandler);
Assert.IsTrue(oneHandlers[1] is MarkerCallHandler);
Assert.AreEqual("BarOneOverride", ((MarkerCallHandler)oneHandlers[0]).HandlerName);
Assert.AreEqual("IOneOne", ((MarkerCallHandler)oneHandlers[1]).HandlerName);
}
SignatureTestTarget GetTarget()
{
TransparentProxyInterceptor interceptor = new TransparentProxyInterceptor();
PolicySet policySet = GetPolicies();
SignatureTestTarget target = new SignatureTestTarget();
IInterceptingProxy proxy = interceptor.CreateProxy(typeof(SignatureTestTarget), target);
foreach (MethodImplementationInfo method in interceptor.GetInterceptableMethods(typeof(SignatureTestTarget), typeof(SignatureTestTarget)))
{
HandlerPipeline pipeline = new HandlerPipeline(
policySet.GetHandlersFor(method, container));
proxy.SetPipeline(method.ImplementationMethodInfo, pipeline);
}
return((SignatureTestTarget)proxy);
}
public void ShouldClearCachesAfterChangesToPolicySet()
{
PolicySet policies = GetMultiplePolicySet();
List <ICallHandler> handlersBefore =
new List <ICallHandler>(
policies.GetHandlersFor(GetNameDoesntMatchMethod()));
Assert.AreEqual(1, handlersBefore.Count);
RuleDrivenPolicy newPolicy = new RuleDrivenPolicy("MatchesAnotherName");
newPolicy.RuleSet.Add(new MemberNameMatchingRule("NameDoesntMatch"));
newPolicy.Handlers.Add(new Handler2());
policies.Add(newPolicy);
List <ICallHandler> handlersAfter =
new List <ICallHandler>(
policies.GetHandlersFor(GetNameDoesntMatchMethod()));
Assert.AreEqual(2, handlersAfter.Count);
newPolicy.Handlers.Add(new Handler3());
}
public void ShouldBeInvokable()
{
PolicySet policies = GetPolicies();
HandlerPipeline pipeline =
new HandlerPipeline(policies.GetHandlersFor(GetTargetMemberInfo()));
IMethodReturn result = pipeline.Invoke(
MakeCallMessage(),
delegate(IMethodInvocation message, GetNextHandlerDelegate getNext)
{
return(MakeReturnMessage(message));
});
Assert.IsNotNull(result);
Assert.AreEqual(1, callCountHandler.CallCount);
Assert.AreEqual(returnHandler.ValueToRewriteTo, (string)result.ReturnValue);
}
/// <summary>
/// Initializes a new instance of the <see cref="PolicyInjectionBehavior"/> with the given information
/// about what's being intercepted and the current set of injection policies.
/// </summary>
/// <param name="interceptionRequest">Information about what will be injected.</param>
/// <param name="policies">Current injection policies.</param>
/// <param name="container">Unity container that can be used to resolve call handlers.</param>
public PolicyInjectionBehavior(CurrentInterceptionRequest interceptionRequest, InjectionPolicy[] policies,
IUnityContainer container)
{
var allPolicies = new PolicySet(policies);
bool hasHandlers = false;
var manager = new PipelineManager();
foreach (MethodImplementationInfo method in
interceptionRequest.Interceptor.GetInterceptableMethods(
interceptionRequest.TypeToIntercept, interceptionRequest.ImplementationType))
{
bool hasNewHandlers = manager.InitializePipeline(method,
allPolicies.GetHandlersFor(method, container));
hasHandlers = hasHandlers || hasNewHandlers;
}
pipelineManager = hasHandlers ? manager : null;
}
private ISignatureTestTarget GetTarget()
{
var interceptor = new InterfaceInterceptor();
PolicySet policySet = GetPolicies();
var target = new SignatureTestTarget();
IInterceptingProxy proxy = interceptor.CreateProxy(typeof(ISignatureTestTarget), target);
PipelineManager manager = new PipelineManager();
foreach (MethodImplementationInfo method in interceptor.GetInterceptableMethods(typeof(ISignatureTestTarget), typeof(SignatureTestTarget)))
{
HandlerPipeline pipeline = new HandlerPipeline(
policySet.GetHandlersFor(method, container));
manager.SetPipeline(method.ImplementationMethodInfo, pipeline);
}
proxy.AddInterceptionBehavior(new PolicyInjectionBehavior(manager));
return((ISignatureTestTarget)proxy);
}
/// <summary>
/// Initializes a new instance of the <see cref="PolicyInjectionBehavior"/> with the given information
/// about what's being intercepted and the current set of injection policies.
/// </summary>
/// <param name="interceptionRequest">Information about what will be injected.</param>
/// <param name="policies">Current injection policies.</param>
/// <param name="container">Unity container that can be used to resolve call handlers.</param>
public PolicyInjectionBehavior(CurrentInterceptionRequest interceptionRequest, InjectionPolicy[] policies,
IUnityContainer container)
{
Guard.ArgumentNotNull(interceptionRequest, "interceptionRequest");
var allPolicies = new PolicySet(policies);
bool hasHandlers = false;
var manager = new PipelineManager();
foreach (MethodImplementationInfo method in
interceptionRequest.Interceptor.GetInterceptableMethods(
interceptionRequest.TypeToIntercept, interceptionRequest.ImplementationType))
{
bool hasNewHandlers = manager.InitializePipeline(method,
allPolicies.GetHandlersFor(method, container));
hasHandlers = hasHandlers || hasNewHandlers;
}
_pipelineManager = hasHandlers ? manager : null;
}
public void ShouldNotDuplicateHandlersWhenCreatingViaInterface()
{
container
.RegisterInstance <ICallHandler>("Handler1", new CallCountHandler())
.RegisterInstance <ICallHandler>("Handler2", new CallCountHandler());
RuleDrivenPolicy policy
= new RuleDrivenPolicy("MatchesInterfacePolicy",
new IMatchingRule[] { new TypeMatchingRule("ITwo") },
new string[] { "Handler1", "Handler2" });
PolicySet policies = new PolicySet(policy);
MethodImplementationInfo twoInfo = new MethodImplementationInfo(
typeof(ITwo).GetMethod("Two"), typeof(TwoType).GetMethod("Two"));
List <ICallHandler> handlers
= new List <ICallHandler>(policies.GetHandlersFor(twoInfo, container));
Assert.AreEqual(2, handlers.Count);
}
public void ShouldBeAbleToAddOnePolicy()
{
PolicySet policies = new PolicySet();
RuleDrivenPolicy p = new RuleDrivenPolicy("NameMatching");
p.RuleSet.Add(new MemberNameMatchingRule("ShouldBeAbleToAddOnePolicy"));
p.Handlers.Add(new Handler1());
p.Handlers.Add(new Handler2());
policies.Add(p);
MethodBase thisMember = GetType().GetMethod("ShouldBeAbleToAddOnePolicy");
List <ICallHandler> handlers =
new List <ICallHandler>(policies.GetHandlersFor(thisMember));
Assert.IsTrue(policies.AppliesTo(GetType()));
Assert.AreEqual(2, handlers.Count);
Assert.IsTrue(typeof(Handler1) == handlers[0].GetType());
Assert.IsTrue(typeof(Handler2) == handlers[1].GetType());
}
public void ShouldBeAbleToAddOnePolicy()
{
container
.RegisterInstance <ICallHandler>("Handler1", new Handler1())
.RegisterInstance <ICallHandler>("Handler2", new Handler2());
PolicySet policies = new PolicySet();
RuleDrivenPolicy p
= new RuleDrivenPolicy(
"NameMatching",
new IMatchingRule[] { new MemberNameMatchingRule("ShouldBeAbleToAddOnePolicy") },
new string[] { "Handler1", "Handler2" });
policies.Add(p);
MethodImplementationInfo thisMember = GetMethodImplInfo <PolicySetFixture>("ShouldBeAbleToAddOnePolicy");
List <ICallHandler> handlers =
new List <ICallHandler>(policies.GetHandlersFor(thisMember, container));
Assert.AreEqual(2, handlers.Count);
Assert.IsTrue(typeof(Handler1) == handlers[0].GetType());
Assert.IsTrue(typeof(Handler2) == handlers[1].GetType());
}
public void ShouldBeCreateableWithHandlers()
{
PolicySet policies = GetPolicies();
HandlerPipeline pipeline =
new HandlerPipeline(policies.GetHandlersFor(GetTargetMemberInfo()));
}
private void ApplyPolicies(IInterceptor interceptor, IInterceptingProxy proxy, object target, PolicySet policies)
{
PipelineManager manager = new PipelineManager();
foreach (MethodImplementationInfo method in interceptor.GetInterceptableMethods(target.GetType(), target.GetType()))
{
HandlerPipeline pipeline = new HandlerPipeline(policies.GetHandlersFor(method, container));
manager.SetPipeline(method.ImplementationMethodInfo, pipeline);
}
proxy.AddInterceptionBehavior(new PolicyInjectionBehavior(manager));
}
