// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
{
app.UseSwagger();
app.UseSwaggerUI(c =>
{
c.SwaggerEndpoint("/swagger/v1/swagger.json", "Bookstore API");
});
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
ExceptionMiddlewareExtensions.ConfigureExceptionHandler(app);
app.UseHttpsRedirection();
app.UseRouting();
app.UseStaticFiles();
app.UseAuthorization();
app.UseEndpoints(endpoints =>
{
endpoints.MapControllers();
});
}
public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerManager logger)
{
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
else
{
app.UseHsts();
}
//Exception Handling
ExceptionMiddlewareExtensions.ConfigureExceptionHandler(app, logger);
app.UseSwagger();
app.UseSwaggerUI(c =>
{
c.SwaggerEndpoint("/swagger/v1/swagger.json", "Cars");
});
app.UseHttpsRedirection();
app.UseMvc(routes => routes.MapRoute(
name: "default",
template: "{controller=Home}/{action=Index}/{id?}"));
}
public void WriteException_GivenException_ThrowsNoException()
{
try
{
ExceptionMiddlewareExtensions.WriteException(new Exception("Test Exception"));
}
catch (Exception ex)
{
Assert.True(false, $"Executing WriteException method should not return an exception. Exception Type {ex.GetType().ToString()} with message '{ex.Message}' caught.");
}
}
public async Task HandleExceptionsTestWithHandlerButNoExceptionWritesResponse()
{
// Act
await ExceptionMiddlewareExtensions.HandleExceptions(_httpContext, _mockLogger.Object)
.ConfigureAwait(false);
// Assert
await VerifyResponse().ConfigureAwait(false);
_mockLogger.VerifyExact(LogLevel.Error, "Request failed.", Times.Once());
}
public async Task HandleExceptionsTestNoExceptionHandlerWritesResponse()
{
// Arrange
_httpContext.Features.Set <IExceptionHandlerFeature>(null);
// Act
await ExceptionMiddlewareExtensions.HandleExceptions(_httpContext, _mockLogger.Object)
.ConfigureAwait(false);
// Assert
await VerifyResponse().ConfigureAwait(false);
}
public void ConfigureExceptionHandler_Executed_ThrowsNoException()
{
var mockApplicationBuilder = Substitute.For <IApplicationBuilder>();
try
{
ExceptionMiddlewareExtensions.ConfigureExceptionHandler(mockApplicationBuilder);
}
catch (Exception ex)
{
Assert.True(false, $"Executing ConfigureExceptionHandler method should not return an exception. Exception Type {ex.GetType().ToString()} with message '{ex.Message}' caught.");
}
}
public void WriteException_GivenNullException_ThrowsNoException()
{
var mockConfiguration = Substitute.For <IConfiguration>();
try
{
ExceptionMiddlewareExtensions.WriteException(null);
}
catch (Exception ex)
{
Assert.True(false, $"Executing WriteException method with null exception should not return an exception. Exception Type {ex.GetType().ToString()} with message '{ex.Message}' caught.");
}
Assert.True(true, $"Executing WriteException method with null exception should not return an exception.");
}
public async Task HandleExceptionsTestWithHandlerWithExceptionWritesResponse()
{
// Arrange
var exMessage = "This is an exception";
var exception = new System.Exception(exMessage);
_mockExHandlerFeature.SetupGet(x => x.Error).Returns(exception);
// Act
await ExceptionMiddlewareExtensions.HandleExceptions(_httpContext, _mockLogger.Object)
.ConfigureAwait(false);
// Assert
await VerifyResponse(exMessage).ConfigureAwait(false);
_mockLogger.VerifyContains(LogLevel.Error, "Request failed.", Times.Once());
}
