namespace Ocelot.UnitTests.Eureka
{
    using System.Threading.Tasks;
    using Microsoft.AspNetCore.Builder.Internal;
    using Microsoft.Extensions.DependencyInjection;
    using Moq;
    using Ocelot.Configuration;
    using Ocelot.Configuration.Builder;
    using Ocelot.Configuration.Repository;
    using Provider.Eureka;
    using Responses;
    using Shouldly;
    using Steeltoe.Common.Discovery;
    using Xunit;

    public class EurekaMiddlewareConfigurationProviderTests
    {
        [Fact]
        public void should_not_build()
        {
            var configRepo = new Mock<IInternalConfigurationRepository>();
            configRepo.Setup(x => x.Get())
                .Returns(new OkResponse<IInternalConfiguration>(new InternalConfiguration(null, null, null, null, null, null, null, null)));
            var services = new ServiceCollection();
            services.AddSingleton<IInternalConfigurationRepository>(configRepo.Object);
            var sp = services.BuildServiceProvider();
            var provider = EurekaMiddlewareConfigurationProvider.Get(new ApplicationBuilder(sp));
            provider.ShouldBeOfType<Task>();
        }

        [Fact]
        public void should_build()
        {
            var serviceProviderConfig = new ServiceProviderConfigurationBuilder().WithType("eureka").Build();
            var client = new Mock<IDiscoveryClient>();
            var configRepo = new Mock<IInternalConfigurationRepository>();
            configRepo.Setup(x => x.Get())
                .Returns(new OkResponse<IInternalConfiguration>(new InternalConfiguration(null, null, serviceProviderConfig, null, null, null, null, null)));
            var services = new ServiceCollection();
            services.AddSingleton<IInternalConfigurationRepository>(configRepo.Object);
            services.AddSingleton<IDiscoveryClient>(client.Object);
            var sp = services.BuildServiceProvider();
            var provider = EurekaMiddlewareConfigurationProvider.Get(new ApplicationBuilder(sp));
            provider.ShouldBeOfType<Task>();
        }
    }
}