Esempio n. 1
0
        public InterceptionAction HandleIntercept(ICallContext invocation, InterceptorContext ctx, CurrentInterceptContext localctx)
        {
            this.ctx = ctx;
            if (!FluentMockContext.IsActive)
            {
                //Special case for events
                if (invocation.Method.IsEventAttach())
                {
                    var delegateInstance = (Delegate)invocation.Arguments[0];
                    // TODO: validate we can get the event?
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(4));

                    if (ctx.Mock.CallBase && !eventInfo.DeclaringType.IsInterface)
                    {
                        invocation.InvokeBase();
                    }
                    else if (delegateInstance != null)
                    {
                        ctx.AddEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
                    }

                    return(InterceptionAction.Stop);
                }
                else if (invocation.Method.IsEventDetach())
                {
                    var delegateInstance = (Delegate)invocation.Arguments[0];
                    // TODO: validate we can get the event?
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(7));

                    if (ctx.Mock.CallBase && !eventInfo.DeclaringType.IsInterface)
                    {
                        invocation.InvokeBase();
                    }
                    else if (delegateInstance != null)
                    {
                        ctx.RemoveEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
                    }

                    return(InterceptionAction.Stop);
                }

                // Save to support Verify[expression] pattern.
                // In a fluent invocation context, which is a recorder-like
                // mode we use to evaluate delegates by actually running them,
                // we don't want to count the invocation, or actually run
                // previous setups.
                ctx.AddInvocation(invocation);
            }
            return(InterceptionAction.Continue);
        }
Esempio n. 2
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        public InterceptionAction HandleIntercept(ICallContext invocation, InterceptorContext ctx, CurrentInterceptContext localctx)
        {
            this.ctx = ctx;
            if (!FluentMockContext.IsActive)
            {
                //Special case for events
                if (invocation.Method.IsEventAttach())
                {
                    var delegateInstance = (Delegate)invocation.Arguments[0];
                    // TODO: validate we can get the event?
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(4));

                    if (ctx.Mock.CallBase && !eventInfo.DeclaringType.IsInterface)
                    {
                        invocation.InvokeBase();
                    }
                    else if (delegateInstance != null)
                    {
                        ctx.AddEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
                    }

                    return InterceptionAction.Stop;
                }
                else if (invocation.Method.IsEventDetach())
                {
                    var delegateInstance = (Delegate)invocation.Arguments[0];
                    // TODO: validate we can get the event?
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(7));

                    if (ctx.Mock.CallBase && !eventInfo.DeclaringType.IsInterface)
                    {
                        invocation.InvokeBase();
                    }
                    else if (delegateInstance != null)
                    {
                        ctx.RemoveEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
                    }

                    return InterceptionAction.Stop;
                }

                // Save to support Verify[expression] pattern.
                // In a fluent invocation context, which is a recorder-like
                // mode we use to evaluate delegates by actually running them,
                // we don't want to count the invocation, or actually run
                // previous setups.
                ctx.AddInvocation(invocation);
            }
            return InterceptionAction.Continue;
        }
Esempio n. 3
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        public override void Execute(ICallContext call)
        {
            base.Execute(call);

            if (this.returnValueKind == ReturnValueKind.CallBase)
            {
                call.InvokeBase();
            }
            else
            {
                call.ReturnValue = this.valueDel.HasCompatibleParameterList(new ParameterInfo[0])
                                        ? valueDel.InvokePreserveStack()                //we need this, for the user to be able to use parameterless methods
                                        : valueDel.InvokePreserveStack(call.Arguments); //will throw if parameters mismatch
            }

            this.afterReturnCallback?.Invoke(call.Arguments);
        }
Esempio n. 4
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        public InterceptionAction HandleIntercept(ICallContext invocation, InterceptorContext ctx, CurrentInterceptContext localctx)
        {
            if (invocation.Method.DeclaringType == typeof(object) ||
                invocation.Method.DeclaringType.IsClass && !invocation.Method.IsAbstract && ctx.Mock.CallBase
                )
            {
                // Invoke underlying implementation.

                // For mocked classes, if the target method was not abstract,
                // invoke directly.
                // Will only get here for Loose behavior.
                // TODO: we may want to provide a way to skip this by the user.
                invocation.InvokeBase();
                return(InterceptionAction.Stop);
            }
            else
            {
                return(InterceptionAction.Continue);
            }
        }
        public InterceptionAction HandleIntercept(ICallContext invocation, InterceptStrategyContext ctx)
        {
            if (invocation.Method.DeclaringType == typeof(object) ||
                invocation.Method.DeclaringType.IsClass && !invocation.Method.IsAbstract && ctx.Mock.CallBase
                )
            {
                // Invoke underlying implementation.

                // For mocked classes, if the target method was not abstract, 
                // invoke directly.
                // Will only get here for Loose behavior.
                // TODO: we may want to provide a way to skip this by the user.
                invocation.InvokeBase();
                return InterceptionAction.Stop;
            }
            else
            {
                return InterceptionAction.Continue;
            }
        }
Esempio n. 6
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        public InterceptionAction HandleIntercept(ICallContext invocation, InterceptorContext ctx, CurrentInterceptContext localctx)
        {
            if (invocation.Method.DeclaringType == typeof(object) ||                                                                                                                                                             // interface proxy
                ctx.Mock.ImplementedInterfaces.Contains(invocation.Method.DeclaringType) && !invocation.Method.IsEventAttach() && !invocation.Method.IsEventDetach() && ctx.Mock.CallBase && !ctx.Mock.MockedType.IsInterface || // class proxy with explicitly implemented interfaces. The method's declaring type is the interface and the method couldn't be abstract
                invocation.Method.DeclaringType.IsClass && !invocation.Method.IsAbstract && ctx.Mock.CallBase                                                                                                                    // class proxy
                )
            {
                // Invoke underlying implementation.

                // For mocked classes, if the target method was not abstract,
                // invoke directly.
                // Will only get here for Loose behavior.
                // TODO: we may want to provide a way to skip this by the user.
                invocation.InvokeBase();
                return(InterceptionAction.Stop);
            }
            else
            {
                return(InterceptionAction.Continue);
            }
        }
Esempio n. 7
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        public InterceptionAction HandleIntercept(ICallContext invocation, InterceptorContext ctx, CurrentInterceptContext localctx)
        {
            if (invocation.Method.DeclaringType == typeof(object) || // interface proxy
                ctx.Mock.ImplementedInterfaces.Contains(invocation.Method.DeclaringType) && !invocation.Method.IsEventAttach() && !invocation.Method.IsEventDetach() && ctx.Mock.CallBase || // class proxy with explicitly implemented interfaces. The method's declaring type is the interface and the method couldn't be abstract
                invocation.Method.DeclaringType.IsClass && !invocation.Method.IsAbstract && ctx.Mock.CallBase // class proxy
                )
            {
                // Invoke underlying implementation.

                // For mocked classes, if the target method was not abstract, 
                // invoke directly.
                // Will only get here for Loose behavior.
                // TODO: we may want to provide a way to skip this by the user.
                invocation.InvokeBase();
                return InterceptionAction.Stop;
            }
            else
            {
                return InterceptionAction.Continue;
            }
        }
Esempio n. 8
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        public void Intercept(ICallContext invocation)
        {
            if (invocation.Method.IsDestructor())
            {
                return;
            }

            // Track current invocation if we're in "record" mode in a fluent invocation context.
            if (FluentMockContext.IsActive)
            {
                FluentMockContext.Current.Add(this.Mock, invocation);
            }

            // TODO: too many ifs in this method.
            // see how to refactor with strategies.
            if (invocation.Method.DeclaringType.IsGenericType() &&
                invocation.Method.DeclaringType.GetGenericTypeDefinition() == typeof(IMocked <>))
            {
                // "Mixin" of IMocked<T>.Mock
                invocation.ReturnValue = this.Mock;
                return;
            }
            else if (invocation.Method.DeclaringType == typeof(IMocked))
            {
                // "Mixin" of IMocked.Mock
                invocation.ReturnValue = this.Mock;
                return;
            }

            // Special case for events.
            if (!FluentMockContext.IsActive)
            {
                if (invocation.Method.IsEventAttach())
                {
                    var delegateInstance = (Delegate)invocation.Arguments[0];
                    // TODO: validate we can get the event?
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(4));

                    if (this.Mock.CallBase)
                    {
                        invocation.InvokeBase();
                    }
                    else if (delegateInstance != null)
                    {
                        this.AddEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
                    }

                    return;
                }
                else if (invocation.Method.IsEventDetach())
                {
                    var delegateInstance = (Delegate)invocation.Arguments[0];
                    // TODO: validate we can get the event?
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(7));

                    if (this.Mock.CallBase)
                    {
                        invocation.InvokeBase();
                    }
                    else if (delegateInstance != null)
                    {
                        this.RemoveEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
                    }

                    return;
                }

                // Save to support Verify[expression] pattern.
                // In a fluent invocation context, which is a recorder-like
                // mode we use to evaluate delegates by actually running them,
                // we don't want to count the invocation, or actually run
                // previous setups.
                actualInvocations.Add(invocation);
            }

            var call = FluentMockContext.IsActive ? (IProxyCall)null : orderedCalls.LastOrDefault(c => c.Matches(invocation));

            if (call == null && !FluentMockContext.IsActive && behavior == MockBehavior.Strict)
            {
                throw new MockException(MockException.ExceptionReason.NoSetup, behavior, invocation);
            }

            if (call != null)
            {
                call.SetOutParameters(invocation);

                // We first execute, as there may be a Throws
                // and therefore we might never get to the
                // next line.
                call.Execute(invocation);
                ThrowIfReturnValueRequired(call, invocation);
            }
            else if (invocation.Method.DeclaringType == typeof(object))
            {
                // Invoke underlying implementation.
                invocation.InvokeBase();
            }
            else if (invocation.Method.DeclaringType.IsClass() && !invocation.Method.IsAbstract && this.Mock.CallBase)
            {
                // For mocked classes, if the target method was not abstract,
                // invoke directly.
                // Will only get here for Loose behavior.
                // TODO: we may want to provide a way to skip this by the user.
                invocation.InvokeBase();
            }
            else if (invocation.Method != null && invocation.Method.ReturnType != null &&
                     invocation.Method.ReturnType != typeof(void))
            {
                Mock recursiveMock;
                if (this.Mock.InnerMocks.TryGetValue(invocation.Method, out recursiveMock))
                {
                    invocation.ReturnValue = recursiveMock.Object;
                }
                else
                {
                    invocation.ReturnValue = this.Mock.DefaultValueProvider.ProvideDefault(invocation.Method);
                }
            }
        }
		public void Intercept(ICallContext invocation)
		{
			if (invocation.Method.IsDestructor())
			{
				return;
			}

			// Track current invocation if we're in "record" mode in a fluent invocation context.
			if (FluentMockContext.IsActive)
			{
				FluentMockContext.Current.Add(this.Mock, invocation);
			}

			// TODO: too many ifs in this method.
			// see how to refactor with strategies.
			if (invocation.Method.DeclaringType.IsGenericType() &&
			  invocation.Method.DeclaringType.GetGenericTypeDefinition() == typeof(IMocked<>))
			{
				// "Mixin" of IMocked<T>.Mock
				invocation.ReturnValue = this.Mock;
				return;
			}
			else if (invocation.Method.DeclaringType == typeof(IMocked))
			{
				// "Mixin" of IMocked.Mock
				invocation.ReturnValue = this.Mock;
				return;
			}

			// Special case for events.
			if (!FluentMockContext.IsActive)
			{
				if (invocation.Method.IsEventAttach())
				{
					var delegateInstance = (Delegate)invocation.Arguments[0];
					// TODO: validate we can get the event?
					var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(4));

					if (this.Mock.CallBase)
					{
						invocation.InvokeBase();
					}
					else if (delegateInstance != null)
					{
						this.AddEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
					}

					return;
				}
				else if (invocation.Method.IsEventDetach())
				{
					var delegateInstance = (Delegate)invocation.Arguments[0];
					// TODO: validate we can get the event?
					var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring(7));

					if (this.Mock.CallBase)
					{
						invocation.InvokeBase();
					}
					else if (delegateInstance != null)
					{
						this.RemoveEventHandler(eventInfo, (Delegate)invocation.Arguments[0]);
					}

					return;
				}

				// Save to support Verify[expression] pattern.
				// In a fluent invocation context, which is a recorder-like 
				// mode we use to evaluate delegates by actually running them, 
				// we don't want to count the invocation, or actually run 
				// previous setups.
				actualInvocations.Add(invocation);
			}

			var call = FluentMockContext.IsActive ? (IProxyCall)null : orderedCalls.LastOrDefault(c => c.Matches(invocation));
			if (call == null && !FluentMockContext.IsActive && behavior == MockBehavior.Strict)
			{
				throw new MockException(MockException.ExceptionReason.NoSetup, behavior, invocation);
			}

			if (call != null)
			{
				call.SetOutParameters(invocation);

				// We first execute, as there may be a Throws 
				// and therefore we might never get to the 
				// next line.
				call.Execute(invocation);
				ThrowIfReturnValueRequired(call, invocation);
			}
			else if (invocation.Method.DeclaringType == typeof(object))
			{
				// Invoke underlying implementation.
				invocation.InvokeBase();
			}
			else if (invocation.Method.DeclaringType.IsClass() && !invocation.Method.IsAbstract && this.Mock.CallBase)
			{
				// For mocked classes, if the target method was not abstract, 
				// invoke directly.
				// Will only get here for Loose behavior.
				// TODO: we may want to provide a way to skip this by the user.
				invocation.InvokeBase();
			}
			else if (invocation.Method != null && invocation.Method.ReturnType != null &&
				invocation.Method.ReturnType != typeof(void))
			{
				Mock recursiveMock;
				if (this.Mock.InnerMocks.TryGetValue(invocation.Method, out recursiveMock))
				{
					invocation.ReturnValue = recursiveMock.Object;
				}
				else
				{
					invocation.ReturnValue = this.Mock.DefaultValueProvider.ProvideDefault(invocation.Method);
				}
			}
		}
Esempio n. 10
0
        public InterceptionAction HandleIntercept(ICallContext invocation, InterceptorContext ctx, CurrentInterceptContext localctx)
        {
            this.ctx = ctx;
            if (!FluentMockContext.IsActive)
            {
                //Special case for events
                if (invocation.Method.LooksLikeEventAttach())
                {
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring("add_".Length));
                    if (eventInfo != null)
                    {
                        // TODO: We could compare `invocation.Method` and `eventInfo.GetAddMethod()` here.
                        // If they are equal, then `invocation.Method` is definitely an event `add` accessor.
                        // Not sure whether this would work with F# and COM; see commit 44070a9.

                        if (ctx.Mock.CallBase && !invocation.Method.IsAbstract)
                        {
                            invocation.InvokeBase();
                            return(InterceptionAction.Stop);
                        }
                        else if (invocation.Arguments.Length > 0 && invocation.Arguments[0] is Delegate delegateInstance)
                        {
                            ctx.AddEventHandler(eventInfo, delegateInstance);
                            return(InterceptionAction.Stop);
                        }
                    }

                    // wasn't an event attach accessor after all
                    return(InterceptionAction.Continue);
                }
                else if (invocation.Method.LooksLikeEventDetach())
                {
                    var eventInfo = this.GetEventFromName(invocation.Method.Name.Substring("remove_".Length));
                    if (eventInfo != null)
                    {
                        // TODO: We could compare `invocation.Method` and `eventInfo.GetRemoveMethod()` here.
                        // If they are equal, then `invocation.Method` is definitely an event `remove` accessor.
                        // Not sure whether this would work with F# and COM; see commit 44070a9.

                        if (ctx.Mock.CallBase && !invocation.Method.IsAbstract)
                        {
                            invocation.InvokeBase();
                            return(InterceptionAction.Stop);
                        }
                        else if (invocation.Arguments.Length > 0 && invocation.Arguments[0] is Delegate delegateInstance)
                        {
                            ctx.RemoveEventHandler(eventInfo, delegateInstance);
                            return(InterceptionAction.Stop);
                        }
                    }

                    // wasn't an event detach accessor after all
                    return(InterceptionAction.Continue);
                }

                // Save to support Verify[expression] pattern.
                // In a fluent invocation context, which is a recorder-like
                // mode we use to evaluate delegates by actually running them,
                // we don't want to count the invocation, or actually run
                // previous setups.
                ctx.AddInvocation(invocation);
            }
            return(InterceptionAction.Continue);
        }