SubstitutionContext()
{
var callRouterFactory = new CallRouterFactory();
var argSpecificationQueue = new ArgumentSpecificationDequeue(DequeueAllArgumentSpecifications);
var dynamicProxyFactory = new CastleDynamicProxyFactory(argSpecificationQueue);
var delegateFactory = new DelegateProxyFactory(argSpecificationQueue);
var proxyFactory = new ProxyFactory(delegateFactory, dynamicProxyFactory);
var callRouteResolver = new CallRouterResolver();
_substituteFactory = new SubstituteFactory(this, callRouterFactory, proxyFactory, callRouteResolver);
}
public void SupportMixins(CastleDynamicProxyFactory factory)
{
const string expectedName = "any string";
var dummyMixin = new List <object> {
new DummyMixin {
Name = expectedName
}
};
var proxy = factory.ExtendClass <DummyTab>(Enumerable.Empty <IAlternateMethod>(), dummyMixin);
Assert.NotNull(proxy);
Assert.NotNull(proxy as ITab);
var mixin = proxy as IDummyMixin;
Assert.NotNull(mixin);
Assert.Equal(expectedName, mixin.Name);
}
public void ExtendClassCreatesTrueProxy(ILogger logger, IMessageBroker messageBroker)
{
var timer = new ExecutionTimer(Stopwatch.StartNew());
var sut = new CastleDynamicProxyFactory(logger, messageBroker, () => timer, () => RuntimePolicy.On);
var overrideMeAlternate = new OverrideMeAlternateMethod <TestProxy>();
var protectedOverrideMeAlternate = new ProtectedOverrideMeAlternateMethod <TestProxy>();
var methodInvocations = new List <IAlternateMethod> {
overrideMeAlternate, protectedOverrideMeAlternate
};
var result = sut.ExtendClass <TestProxy>(methodInvocations);
result.OverrideMe();
Assert.Equal(1, overrideMeAlternate.HitCount);
Assert.Equal(1, protectedOverrideMeAlternate.HitCount);
Assert.Equal(1, result.HitCountOverrideMe);
Assert.Equal(1, result.HitCountProtectedOverrideMe);
}
public void WrapInterfaceCreatesWrappingProxy(ILogger logger, IMessageBroker messageBroker)
{
var timer = new ExecutionTimer(Stopwatch.StartNew());
var sut = new CastleDynamicProxyFactory(logger, messageBroker, () => timer, () => RuntimePolicy.On);
var overrideMeAlternate = new OverrideMeAlternateMethod <ITestProxy>();
var methodInvocations = new List <IAlternateMethod> {
overrideMeAlternate
};
var target = new TestProxy();
var result = sut.WrapInterface <ITestProxy>(target, methodInvocations);
result.OverrideMe();
Assert.Equal(1, overrideMeAlternate.HitCount);
Assert.Equal(1, result.HitCountOverrideMe);
Assert.Equal(1, result.HitCountProtectedOverrideMe);
Assert.Equal(1, target.HitCountOverrideMe);
Assert.Equal(1, target.HitCountProtectedOverrideMe);
}
private SubstitutionContext()
{
ThreadContext = new ThreadLocalContext();
var callSpecificationFactory = CallSpecificationFactoryFactoryYesThatsRight.CreateCallSpecFactory();
_callRouterResolver = new CallRouterResolver();
RouteFactory = new RouteFactory(ThreadContext, callSpecificationFactory);
var sequenceNumberGenerator = new SequenceNumberGenerator();
var callInfoFactory = new CallInfoFactory();
var autoValueProvidersFactory = new AutoValueProvidersFactory();
var substituteStateFactory = new SubstituteStateFactory(sequenceNumberGenerator, callSpecificationFactory, callInfoFactory, autoValueProvidersFactory);
var callRouterFactory = new CallRouterFactory(ThreadContext, RouteFactory);
var argSpecificationQueue = new ArgumentSpecificationDequeue(ThreadContext.DequeueAllArgumentSpecifications);
var dynamicProxyFactory = new CastleDynamicProxyFactory(argSpecificationQueue);
var delegateFactory = new DelegateProxyFactory(dynamicProxyFactory);
var proxyFactory = new ProxyFactory(delegateFactory, dynamicProxyFactory);
SubstituteFactory = new SubstituteFactory(substituteStateFactory, callRouterFactory, proxyFactory);
#pragma warning disable 618 // Obsolete
SequenceNumberGenerator = sequenceNumberGenerator;
#pragma warning restore 618 // Obsolete
}
public DelegateProxyFactory(CastleDynamicProxyFactory objectProxyFactory)
{
_castleObjectProxyFactory = objectProxyFactory ?? throw new ArgumentNullException(nameof(objectProxyFactory));
}
object IProxyFactory.GenerateProxy(ICallRouter callRouter, Type typeToProxy, Type[] additionalInterfaces, object[] constructorArguments)
{
// TODO:
// * new type MockCtorPlaceholder in elevated assy
// * generate new empty ctor that takes MockCtorPlaceholder in all mocked types
// * support ctor params. throw if foudn and not ForPartsOf. then ForPartsOf determines which ctor we use.
// * have a note about static ctors. because they are special, and do not support disposal, can't really mock them right.
// best for user to do mock/unmock of static ctors manually (i.e. move into StaticInit/StaticDispose and call directly from test code)
object proxy;
var substituteConfig = ElevatedSubstitutionContext.TryGetSubstituteConfig(callRouter);
if (typeToProxy.IsInterface || substituteConfig == null)
{
proxy = m_DefaultProxyFactory.GenerateProxy(callRouter, typeToProxy, additionalInterfaces, constructorArguments);
}
else if (typeToProxy == typeof(SubstituteStatic.Proxy))
{
if (additionalInterfaces?.Any() == true)
{
throw new SubstituteException("Cannot substitute interfaces as static");
}
if (constructorArguments.Length != 1)
{
throw new SubstituteException("Unexpected use of SubstituteStatic.For");
}
// the type we want comes from SubstituteStatic.For as a single ctor arg
var actualType = (Type)constructorArguments[0];
proxy = CreateStaticProxy(actualType, callRouter);
}
else
{
// requests for additional interfaces on patched types cannot be done at runtime. elevated mocking can't,
// by definition, go through a runtime dynamic proxy generator that could add such things.
if (additionalInterfaces.Any())
{
throw new SubstituteException("Cannot add interfaces at runtime to patched types");
}
switch (substituteConfig)
{
// TODO: i misunderstood "override all" and "call base", so fix these
// need to store the yes/no flag with the router in the value of the dict and use that when routing for return to TryMock
case SubstituteConfig.OverrideAllCalls:
// overriding all calls includes the ctor, so it makes no sense for the user to pass in ctor args
if (constructorArguments != null && constructorArguments.Any())
{
throw new SubstituteException("Do not pass ctor args when substituting with elevated mocks (or did you mean to use ForPartsOf?)");
}
// but we use a ctor arg to select the special empty ctor that we patched in
//$$$ TODO constructorArguments = k_MockedCtorParams;
break;
case SubstituteConfig.CallBaseByDefault:
// TODO: this is just wrong
var castleDynamicProxyFactory = new CastleDynamicProxyFactory();
return(castleDynamicProxyFactory.GenerateProxy(callRouter, typeToProxy, additionalInterfaces, constructorArguments));
default:
throw new ArgumentOutOfRangeException();
}
proxy = Activator.CreateInstance(typeToProxy, constructorArguments);
m_Routers.Add(proxy, callRouter);
}
return(proxy);
}
public DelegateProxyFactory(CastleDynamicProxyFactory objectProxyFactory)
{
_castleObjectProxyFactory = objectProxyFactory;
}
object IProxyFactory.GenerateProxy(ICallRouter callRouter, Type typeToProxy, Type[] additionalInterfaces, object[] constructorArguments)
{
// TODO:
// * new type MockCtorPlaceholder in elevated assy
// * generate new empty ctor that takes MockCtorPlaceholder in all mocked types
// * support ctor params. throw if foudn and not ForPartsOf. then ForPartsOf determines which ctor we use.
// * have a note about static ctors. because they are special, and do not support disposal, can't really mock them right.
// best for user to do mock/unmock of static ctors manually (i.e. move into StaticInit/StaticDispose and call directly from test code)
object proxy;
var substituteConfig = ElevatedSubstitutionContext.TryGetSubstituteConfig(callRouter);
if (typeToProxy.IsInterface || substituteConfig == null)
{
proxy = m_DefaultProxyFactory.GenerateProxy(callRouter, typeToProxy, additionalInterfaces, constructorArguments);
}
else if (typeToProxy == typeof(SubstituteStatic.Proxy))
{
if (additionalInterfaces?.Any() == true)
{
throw new SubstituteException("Cannot substitute interfaces as static");
}
if (constructorArguments.Length != 1)
{
throw new SubstituteException("Unexpected use of SubstituteStatic.For");
}
// the type we want comes from SubstituteStatic.For as a single ctor arg
var actualType = (Type)constructorArguments[0];
proxy = CreateStaticProxy(actualType, callRouter);
}
else
{
// requests for additional interfaces on patched types cannot be done at runtime. elevated mocking can't,
// by definition, go through a runtime dynamic proxy generator that could add such things.
if (additionalInterfaces.Any())
{
throw new SubstituteException("Cannot add interfaces at runtime to patched types");
}
switch (substituteConfig)
{
case SubstituteConfig.OverrideAllCalls:
// overriding all calls includes the ctor, so it makes no sense for the user to pass in ctor args
if (constructorArguments != null && constructorArguments.Any())
{
throw new SubstituteException("Do not pass ctor args when substituting with elevated mocks (or did you mean to use ForPartsOf?)");
}
// but we use a ctor arg to select the special empty ctor that we patched in
constructorArguments = k_MockedCtorParams;
break;
case SubstituteConfig.CallBaseByDefault:
var castleDynamicProxyFactory = new CastleDynamicProxyFactory();
return(castleDynamicProxyFactory.GenerateProxy(callRouter, typeToProxy, additionalInterfaces, constructorArguments));
case null:
break;
default:
throw new ArgumentOutOfRangeException();
}
// var proxyWrap = Activator.CreateInstanceFrom(patchAllDependentAssemblies[1].Path, typeToProxy.FullName, false,
// BindingFlags.Instance | BindingFlags.Public | BindingFlags.CreateInstance, null,
// constructorArguments, null, null);
// proxy = proxyWrap.Unwrap();
proxy = Activator.CreateInstance(typeToProxy, constructorArguments);
GetRouterField(proxy.GetType()).SetValue(proxy, callRouter);
}
return(proxy);
}
