// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.

using System.Net;
using System.Net.Http;
using System.Web.Http.SelfHost;
using Xunit;

namespace System.Web.Http
{
    public class BasicOverHttpTest
    {
        private static readonly string BaseAddress = "http://localhost:8080";

        [Fact]
        public void AuthenticateWithUsernameTokenSucceed()
        {
            RunBasicAuthTest("Sample", "", new NetworkCredential("username", "password"),
                (response) => Assert.Equal(HttpStatusCode.OK, response.StatusCode)
                );
        }

        [Fact]
        public void AuthenticateWithWrongPasswordFail()
        {
            RunBasicAuthTest("Sample", "", new NetworkCredential("username", "wrong password"),
                (response) => Assert.Equal(HttpStatusCode.Forbidden, response.StatusCode)
                );
        }

        [Fact]
        public void AuthenticateWithNoCredentialFail()
        {
            RunBasicAuthTest("Sample", "", null,
                (response) => Assert.Equal(HttpStatusCode.Unauthorized, response.StatusCode)
                );
        }

        private static void RunBasicAuthTest(string controllerName, string routeSuffix, NetworkCredential credential, Action<HttpResponseMessage> assert)
        {
            // Arrange
            HttpSelfHostConfiguration config = new HttpSelfHostConfiguration(BaseAddress);
            config.Routes.MapHttpRoute("Default", "{controller}" + routeSuffix, new { controller = controllerName });
            config.UserNamePasswordValidator = new CustomUsernamePasswordValidator();
            config.MessageHandlers.Add(new CustomMessageHandler());
            HttpSelfHostServer server = new HttpSelfHostServer(config);

            server.OpenAsync().Wait();

            // Create a GET request with correct username and password
            HttpClientHandler handler = new HttpClientHandler();
            handler.Credentials = credential;
            HttpClient client = new HttpClient(handler);

            HttpResponseMessage response = null;
            try
            {
                // Act
                response = client.GetAsync(BaseAddress).Result;

                // Assert
                assert(response);
            }
            finally
            {
                if (response != null)
                {
                    response.Dispose();
                }
                client.Dispose();
            }

            server.CloseAsync().Wait();
        }

    }
}
