makes things fail
makes things fail

due to below error:

Failed   WebApp.Tests.ApplicationBuilderTests.DefaultHeaderAppenderMiddleware_ShouldBeRegisteredBeforeProductHeaderAppenderMiddleware
Error Message:
 System.InvalidOperationException : Unable to find the required services. Please add all the required services by calling 'IServiceCollection.AddMvc' inside the call to 'ConfigureServices(...)' in the application startup code.
Stack Trace:
   at Microsoft.AspNetCore.Builder.MvcApplicationBuilderExtensions.UseMvc(IApplicationBuilder app, Action`1 configureRoutes)
   at WebApp.Startup.Configure(IApplicationBuilder app) in /Users/tugberk/apps/AspNetCoreSamples/AppBuilderTests/WebApp/Startup.cs:line 111
   at WebApp.Tests.ApplicationBuilderTests.DefaultHeaderAppenderMiddleware_ShouldBeRegisteredBeforeProductHeaderAppenderMiddleware() in /Users/tugberk/apps/AspNetCoreSamples/AppBuilderTests/WebApp.Tests/ApplicationBuilderTests.cs:line 99

tugberkugurlu/AspNetCoreSamples,tugberkugurlu/AspNetCoreSamples,tugberkugurlu/AspNetCoreSamples