using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Linq;
using System.Reflection;
using System.Web.Mvc;
using Controller = Admin.Controllers.PaymentController;

namespace Admin.UnitTests.Controllers.Payment.Cancel
{
    [TestClass]
    public class Get : TestBase
    {
        public Get()
        {
            SetupController();
        }

        private MethodInfo GetMethod()
        {
            return GetMethod(typeof(HttpGetAttribute), nameof(Controller.Cancel));
        }

        private ActionResult GetResult()
        {
            return Controller.Cancel();
        }

        [TestMethod]
        public void HasCorrectNumberOfCustomAttributes()
        {
            Assert.AreEqual(1, GetMethod().CustomAttributes.Count());
        }

        [TestMethod]
        public void HasASingleHttpGetAttribute()
        {
            Assert.AreEqual(1, GetMethod().CustomAttributes.Where(ca => ca.AttributeType == typeof(HttpGetAttribute)).Count());
        }

        [TestMethod]
        public void ReturnsARedirect()
        {
            var result = GetResult();

            Assert.IsNotNull(result);
            Assert.IsInstanceOfType(result, typeof(RedirectToRouteResult));
        }

        [TestMethod]
        public void ReturnsRedirectToAddress()
        {
            var result = GetResult() as RedirectToRouteResult;

            Assert.IsNotNull(result);

            var s = result.RouteValues.Values.First();
            Assert.IsTrue(s.ToString() == nameof(Controller.Create));
        }
    }
}