internal static IApplicationBuilder MapExceptionsToProblems(this IApplicationBuilder app)
{
app.UseExceptionHandler(error => error.Run(context =>
{
var feature = context.Features.Get <IExceptionHandlerFeature>();
var exceptionHandler = app.ApplicationServices.GetRequiredService <ExceptionHandler>();
var(statusCode, problem) = exceptionHandler.HandleException(feature.Error);
context.Response.StatusCode = (int)statusCode;
if (statusCode == HttpStatusCode.InternalServerError)
{
Log.Logger.Error(AlertFactory.UnknownErrorOccured(app.ApplicationServices.GetRequiredService <IMonitorServices>().Info, feature.Error).Serialize());
}
if (problem == Problem.Empty)
{
return(context.Response.CompleteAsync());
}
context.Response.ContentType = MediaType.JsonProblem;
return(context.Response.WriteAsync(problem.Serialize()));
}));
return(app);
}
public void unexpected_exception_causes_internal_server_error_problem()
{
Given(() => an_(unexpected_exception));
When(handling_a_request);
Then(it_is_an_internal_error);
And(() => it_logs(AlertFactory.UnknownErrorOccured(services.GetRequiredService <IMonitorServices>().Info, unexpected_exception)));
}
private void an_unknown_error_alert()
{
alert = AlertFactory.UnknownErrorOccured(Fake.AnInstanceMonitor.Info, exception, additional_info);
}