using System.Web.Mvc;
using Moq;
using NUnit.Framework;
using Website;
using Website.Controllers;

namespace UnitTests.Controllers
{
    [TestFixture]
    public class RedirectsControllerTests
    {
        [Test]
        public void RedirectByPath_redirects_for_valid_redirect_path()
        {
            var repository = new Mock<IRedirectRepository>();
            repository.Expect(r => r.GetRedirectUrlByPath("/test"))
                .Returns("/success").Verifiable();

            var controller = new RedirectsController(repository.Object);
            var result = controller.RedirectByPath("/test") as RedirectResult;
            Assert.That(result.Url.Equals("/success"));
        }

        [Test]
        public void RedirectByPath_goes_to_404_page_for_invalid_redirect_path()
        {
            var repository = new Mock<IRedirectRepository>();
            repository.Expect(r => r.GetRedirectUrlByPath("/invalid"))
                .Returns((string)null).Verifiable();

            var controller = new RedirectsController(repository.Object);
            var result = controller.RedirectByPath("/invalid") as RedirectResult;
            Assert.That(result.Url.Equals("/error/404"));
        }

        [Test]
        public void RedirectByCode_redirects_for_valid_redirect_code()
        {
            var repository = new Mock<IRedirectRepository>();
            repository.Expect(r => r.GetRedirectUrlByCode("TEST"))
                .Returns("/success").Verifiable();

            var controller = new RedirectsController(repository.Object);
            var result = controller.RedirectByCode("TEST") as RedirectResult;
            Assert.That(result.Url.Equals("/success"));
        }

        [Test]
        public void RedirectByCode_goes_to_404_page_for_invalid_redirect_code()
        {
            var repository = new Mock<IRedirectRepository>();
            repository.Expect(r => r.GetRedirectUrlByCode("invalid"))
                .Returns((string)null).Verifiable();

            var controller = new RedirectsController(repository.Object);
            var result = controller.RedirectByCode("invalid") as RedirectResult;
            Assert.That(result.Url.Equals("/error/404"));
        }
    }
}