protected override void ConfigureServices(HostBuilderContext context, IServiceCollection services)
        {
            base.ConfigureServices(context, services);

            _fakeExceptionSubscriber = Substitute.For <IExceptionSubscriber>();

            services.AddSingleton(_fakeExceptionSubscriber);
        }
    protected override void ConfigureServices(HostBuilderContext context, IServiceCollection services)
    {
        base.ConfigureServices(context, services);

        FakeExceptionSubscriber = Substitute.For <IExceptionSubscriber>();

        services.AddSingleton(FakeExceptionSubscriber);

        services.Configure <AbpAuthorizationExceptionHandlerOptions>(options =>
        {
            options.AuthenticationScheme = "Cookie";
        });
    }