/// <summary> /// Sends <see cref="IDbCommandInterceptor.NonQueryExecuting" /> and /// <see cref="IDbCommandInterceptor.NonQueryExecuted" /> to any <see cref="IDbCommandInterceptor" /> /// registered on <see cref="DbInterception" /> before/after making a /// call to <see cref="DbCommand.ExecuteNonQuery" />. /// </summary> /// <remarks> /// Note that the result of executing the command is returned by this method. The result is not available /// in the interception context passed into this method since the interception context is cloned before /// being passed to interceptors. /// </remarks> /// <param name="command">The command on which the operation will be executed.</param> /// <param name="interceptionContext">Optional information about the context of the call being made.</param> /// <returns>The result of the operation, which may have been modified by interceptors.</returns> public virtual int NonQuery(DbCommand command, DbCommandInterceptionContext interceptionContext) { Check.NotNull(command, "command"); Check.NotNull(interceptionContext, "interceptionContext"); return(_internalDispatcher.Dispatch( command, (t, c) => t.ExecuteNonQuery(), new DbCommandInterceptionContext <int>(interceptionContext), (i, t, c) => i.NonQueryExecuting(t, c), (i, t, c) => i.NonQueryExecuted(t, c))); }
/// <summary> /// Sends <see cref="IDbCommandInterceptor.NonQueryExecuting" /> and /// <see cref="IDbCommandInterceptor.NonQueryExecuted" /> to any <see cref="IDbCommandInterceptor" /> /// registered on <see cref="DbInterception" /> before/after making a /// call to <see cref="DbCommand.ExecuteNonQuery" />. /// </summary> /// <remarks> /// Note that the result of executing the command is returned by this method. The result is not available /// in the interception context passed into this method since the interception context is cloned before /// being passed to interceptors. /// </remarks> /// <param name="command">The command on which the operation will be executed.</param> /// <param name="interceptionContext">Optional information about the context of the call being made.</param> /// <returns>The result of the operation, which may have been modified by interceptors.</returns> public virtual int NonQuery(DbCommand command, DbCommandInterceptionContext interceptionContext) { Check.NotNull(command, "command"); Check.NotNull(interceptionContext, "interceptionContext"); var clonedInterceptionContext = new DbCommandInterceptionContext <int>(interceptionContext); return(_internalDispatcher.Dispatch <DbCommandInterceptionContext <int>, int>( command.ExecuteNonQuery, clonedInterceptionContext, i => i.NonQueryExecuting(command, clonedInterceptionContext), i => i.NonQueryExecuted(command, clonedInterceptionContext))); }
public virtual bool Opening(EntityConnection entityConnection, DbInterceptionContext interceptionContext) { DebugCheck.NotNull(entityConnection); DebugCheck.NotNull(interceptionContext); return(_internalDispatcher.Dispatch(true, (b, i) => i.ConnectionOpening(entityConnection, interceptionContext) && b)); }
public virtual bool Executing(DbCommand command, DbInterceptionContext interceptionContext) { DebugCheck.NotNull(command); DebugCheck.NotNull(interceptionContext); return(_internalDispatcher.Dispatch(true, (b, i) => i.CommandExecuting(command, interceptionContext) && b)); }
public void Operation_Dispatch_is_aborted_if_Executed_interceptor_throws_exception() { var interceptionContext = new DbCommandInterceptionContext <string>(); var mockInterceptors = CreateMockInterceptors( c => { }, c => { throw new Exception("Ba-da-bing!"); }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); Assert.Equal( "Ba-da-bing!", Assert.Throws <Exception>( () => dispatcher.Dispatch( new object(), (t, c) => "N", interceptionContext, (i, t, c) => i.CallMeFirst(c), (i, t, c) => i.CallMe(c))).Message); mockInterceptors.Each(i => i.Verify(m => m.CallMeFirst(interceptionContext), Times.Once())); mockInterceptors.First().Verify(m => m.CallMe(interceptionContext), Times.Once()); mockInterceptors.Skip(1).Each(i => i.Verify(m => m.CallMe(interceptionContext), Times.Never())); }
public void Interceptors_can_be_added_removed_and_dispatched_to_concurrently() { var interceptors = new ConcurrentStack <InterceptorForThreads>(); var dispatcher = new InternalDispatcher <InterceptorForThreads>(); const int interceptorCount = 20; const int dispatchCount = 10; // Add in parallel ExecuteInParallel( () => { var interceptor = new InterceptorForThreads(); interceptors.Push(interceptor); dispatcher.Add(interceptor); }, interceptorCount); Assert.Equal(interceptorCount, interceptors.Count); // Dispatch in parallel var calledInterceptors = new ConcurrentStack <InterceptorForThreads>(); ExecuteInParallel(() => dispatcher.Dispatch(calledInterceptors.Push), dispatchCount); Assert.Equal(dispatchCount * interceptorCount, calledInterceptors.Count); interceptors.Each(i => Assert.Equal(dispatchCount, calledInterceptors.Count(c => c == i))); var toRemove = new ConcurrentStack <InterceptorForThreads>(interceptors); // Add, remove, and dispatch in parallel ExecuteInParallel( () => { dispatcher.Dispatch(i => { }); InterceptorForThreads interceptor; toRemove.TryPop(out interceptor); dispatcher.Remove(interceptor); dispatcher.Add(interceptor); }, interceptorCount); // Dispatch in parallel calledInterceptors = new ConcurrentStack <InterceptorForThreads>(); ExecuteInParallel(() => dispatcher.Dispatch(calledInterceptors.Push), dispatchCount); Assert.Equal(dispatchCount * interceptorCount, calledInterceptors.Count); interceptors.Each(i => Assert.Equal(dispatchCount, calledInterceptors.Count(c => c == i))); }
public virtual void Loaded(DbConfigurationLoadedEventArgs loadedEventArgs, DbInterceptionContext interceptionContext) { DebugCheck.NotNull(loadedEventArgs); DebugCheck.NotNull(interceptionContext); var clonedInterceptionContext = new DbConfigurationInterceptionContext(interceptionContext); _internalDispatcher.Dispatch(i => i.Loaded(loadedEventArgs, clonedInterceptionContext)); }
public virtual DbCommandTree Created(DbCommandTree commandTree, DbInterceptionContext interceptionContext) { DebugCheck.NotNull(commandTree); DebugCheck.NotNull(interceptionContext); var clonedInterceptionContext = new DbCommandTreeInterceptionContext(interceptionContext); return(_internalDispatcher.Dispatch( commandTree, clonedInterceptionContext, i => i.TreeCreated(clonedInterceptionContext))); }
public virtual DbCommandTree Created(DbCommandTree commandTree, DbInterceptionContext interceptionContext) { DebugCheck.NotNull(commandTree); DebugCheck.NotNull(interceptionContext); return(_internalDispatcher.Dispatch( commandTree, new DbCommandTreeInterceptionContext(interceptionContext), (i, c) => i.TreeCreated(c))); }
public void Result_Dispatch_dispatches_to_all_registered_interceptors_and_aggregates_result() { var mockInterceptors = CreateMockInterceptors(c => { }, c => { }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); Assert.Equal("0123", dispatcher.Dispatch("0", (r, i) => r + i.CallMe(new DbCommandInterceptionContext <string>()))); mockInterceptors.Each(i => i.Verify(m => m.CallMe(It.IsAny <DbCommandInterceptionContext <string> >()), Times.Once())); }
public void Simple_Dispatch_dispatches_to_all_registered_interceptors() { var mockInterceptors = CreateMockInterceptors(c => { }, c => { }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); dispatcher.Dispatch(i => i.CallMe(new DbCommandInterceptionContext <string>())); mockInterceptors.Each(i => i.Verify(m => m.CallMe(It.IsAny <DbCommandInterceptionContext <string> >()), Times.Once())); }
public void Interceptors_for_only_the_matching_interface_type_can_be_added_and_removed() { var mockInterceptor1 = new Mock <IFakeInterceptor1>(); var mockInterceptor2 = new Mock <IFakeInterceptor2>(); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); dispatcher.Add(mockInterceptor1.Object); dispatcher.Add(mockInterceptor2.Object); dispatcher.Dispatch(i => i.CallMe(new DbCommandInterceptionContext <string>())); mockInterceptor1.Verify(m => m.CallMe(It.IsAny <DbCommandInterceptionContext <string> >()), Times.Once()); mockInterceptor2.Verify(m => m.CallMe(It.IsAny <DbCommandInterceptionContext <string> >()), Times.Never()); dispatcher.Remove(mockInterceptor1.Object); dispatcher.Remove(mockInterceptor2.Object); dispatcher.Dispatch(i => i.CallMe(new DbCommandInterceptionContext <string>())); mockInterceptor1.Verify(m => m.CallMe(It.IsAny <DbCommandInterceptionContext <string> >()), Times.Once()); mockInterceptor2.Verify(m => m.CallMe(It.IsAny <DbCommandInterceptionContext <string> >()), Times.Never()); }
public void Execution_of_operation_can_be_suppressed_by_setting_exception_with_everything_else_still_happening() { var interceptionContext = new DbCommandInterceptionContext <string>(); var mockInterceptors = CreateMockInterceptors( c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.Null(c.OriginalException); if (c.Exception == null) { c.Exception = new Exception("Bing!"); } Assert.True(c.IsExecutionSuppressed); }, c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.Equal("Bing!", c.Exception.Message); Assert.Null(c.OriginalException); Assert.True(c.IsExecutionSuppressed); }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); var exception = Assert.Throws <Exception>( () => dispatcher.Dispatch <Object, DbCommandInterceptionContext <string>, string>( new object(), (t, c) => { throw new Exception("Bang!"); }, interceptionContext, (i, t, c) => i.CallMeFirst(c), (i, t, c) => i.CallMe(c))); Assert.Equal("Bing!", exception.Message); mockInterceptors.Each(i => i.Verify(m => m.CallMeFirst(interceptionContext), Times.Once())); mockInterceptors.Each(i => i.Verify(m => m.CallMe(interceptionContext), Times.Once())); }
public void Execution_of_operation_can_be_suppressed_by_setting_result_with_everything_else_still_happening() { var interceptionContext = new DbCommandInterceptionContext <string>(); var mockInterceptors = CreateMockInterceptors( c => { Assert.False(c.IsAsync); Assert.Null(c.OriginalResult); Assert.Null(c.Exception); Assert.Null(c.OriginalException); if (c.Result == null) { c.Result = "N"; } Assert.True(c.IsExecutionSuppressed); }, c => { Assert.False(c.IsAsync); Assert.NotEmpty(c.Result); Assert.Null(c.OriginalResult); Assert.Null(c.Exception); Assert.Null(c.OriginalException); Assert.True(c.IsExecutionSuppressed); }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); Assert.Equal( "N123", dispatcher.Dispatch( (Func <string>)(() => { throw new Exception("Bang!"); }), interceptionContext, i => i.CallMeFirst(interceptionContext), i => interceptionContext.Result = interceptionContext.Result + i.CallMe(interceptionContext))); mockInterceptors.Each(i => i.Verify(m => m.CallMeFirst(interceptionContext), Times.Once())); mockInterceptors.Each(i => i.Verify(m => m.CallMe(interceptionContext), Times.Once())); }
public void Operation_Dispatch_can_change_exception_thrown() { var interceptionContext = new DbCommandInterceptionContext <string>(); var mockInterceptors = CreateMockInterceptors( c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.Null(c.Exception); Assert.Null(c.OriginalException); Assert.False(c.IsExecutionSuppressed); }, c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.NotEmpty(c.Exception.Message); Assert.Equal("Bang!", c.OriginalException.Message); c.Exception = new Exception("Bing!"); Assert.False(c.IsExecutionSuppressed); }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); var exception = Assert.Throws <Exception>( () => dispatcher.Dispatch <Object, DbCommandInterceptionContext <string>, string>( new object(), (t, c) => { throw new Exception("Bang!"); }, interceptionContext, (i, t, c) => i.CallMeFirst(c), (i, t, c) => i.CallMe(c))); Assert.Equal("Bing!", exception.Message); mockInterceptors.Each(i => i.Verify(m => m.CallMeFirst(interceptionContext), Times.Once())); mockInterceptors.Each(i => i.Verify(m => m.CallMe(interceptionContext), Times.Once())); }
public void Operation_Dispatch_dispatches_to_all_registered_interceptors_and_aggregates_results_of_operations() { var interceptionContext = new DbCommandInterceptionContext <string>(); var mockInterceptors = CreateMockInterceptors( c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.Null(c.Exception); Assert.Null(c.OriginalException); Assert.False(c.IsExecutionSuppressed); }, c => { Assert.False(c.IsAsync); Assert.NotEmpty(c.Result); Assert.Equal("0", c.OriginalResult); Assert.Null(c.Exception); Assert.Null(c.OriginalException); Assert.False(c.IsExecutionSuppressed); }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); Assert.Equal( "0123", dispatcher.Dispatch( new object(), (t, c) => "0", interceptionContext, (i, t, c) => i.CallMeFirst(interceptionContext), (i, t, c) => interceptionContext.Result = interceptionContext.Result + i.CallMe(interceptionContext))); mockInterceptors.Each(i => i.Verify(m => m.CallMeFirst(interceptionContext), Times.Once())); mockInterceptors.Each(i => i.Verify(m => m.CallMe(interceptionContext), Times.Once())); }
public void Operation_Dispatch_dispatches_to_all_registered_interceptors_even_if_exception_thrown() { var interceptionContext = new DbCommandInterceptionContext <string>(); var mockInterceptors = CreateMockInterceptors( c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.Null(c.Exception); Assert.Null(c.OriginalException); Assert.False(c.IsExecutionSuppressed); }, c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.Equal("Bang!", c.Exception.Message); Assert.Equal("Bang!", c.OriginalException.Message); Assert.False(c.IsExecutionSuppressed); }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); var exception = Assert.Throws <Exception>( () => dispatcher.Dispatch( (Func <string>)(() => { throw new Exception("Bang!"); }), interceptionContext, i => i.CallMeFirst(interceptionContext), i => i.CallMe(interceptionContext))); Assert.Equal("Bang!", exception.Message); mockInterceptors.Each(i => i.Verify(m => m.CallMeFirst(interceptionContext), Times.Once())); mockInterceptors.Each(i => i.Verify(m => m.CallMe(interceptionContext), Times.Once())); }
public void Operation_Dispatch_can_prevent_exception_from_being_thrown_and_return_result_instead() { var interceptionContext = new DbCommandInterceptionContext <string>(); var mockInterceptors = CreateMockInterceptors( c => { Assert.False(c.IsAsync); Assert.Null(c.Result); Assert.Null(c.OriginalResult); Assert.Null(c.Exception); Assert.Null(c.OriginalException); Assert.False(c.IsExecutionSuppressed); }, c => { Assert.False(c.IsAsync); Assert.Null(c.OriginalResult); Assert.Equal("Bang!", c.OriginalException.Message); c.Exception = null; c.Result = "N"; Assert.False(c.IsExecutionSuppressed); }); var dispatcher = new InternalDispatcher <IFakeInterceptor1>(); mockInterceptors.Each(i => dispatcher.Add(i.Object)); Assert.Equal( "N", dispatcher.Dispatch <Object, DbCommandInterceptionContext <string>, string>( new object(), (t, c) => { throw new Exception("Bang!"); }, interceptionContext, (i, t, c) => i.CallMeFirst(c), (i, t, c) => i.CallMe(c))); mockInterceptors.Each(i => i.Verify(m => m.CallMeFirst(interceptionContext), Times.Once())); mockInterceptors.Each(i => i.Verify(m => m.CallMe(interceptionContext), Times.Once())); }