public void TestCreateP()
        {
            var rand = new Random();
            var sach = new SACH
            {
                TENSACH  = rand.NextDouble().ToString(),
                THONGTIN = rand.NextDouble().ToString(),
                GIASACH  = -rand.Next()
            };

            var controller = new SACHesController();

            var result0 = controller.Create(sach, null) as ViewResult;

            Assert.IsNotNull(result0);
            Assert.AreEqual("Price is less than Zero", controller.ModelState["Price"].Errors[0].ErrorMessage);

            sach.GIASACH = -sach.GIASACH;
            controller.ModelState.Clear();

            result0 = controller.Create(sach, null) as ViewResult;
            Assert.IsNotNull(result0);
            Assert.AreEqual("Picture not found!", controller.ModelState[""].Errors[0].ErrorMessage);

            var picture = new Mock <HttpPostedFileBase>();
            var server  = new Mock <HttpServerUtilityBase>();
            var context = new Mock <HttpContextBase>();

            context.Setup(c => c.Server).Returns(server.Object);
            controller.ControllerContext = new ControllerContext(context.Object,
                                                                 new System.Web.Routing.RouteData(), controller);

            var fileName = String.Empty;

            server.Setup(s => s.MapPath(It.IsAny <string>())).Returns <string>(s => s);
            picture.Setup(p => p.SaveAs(It.IsAny <string>())).Callback <string>(s => fileName = s);

            using (var scope = new TransactionScope())
            {
                controller.ModelState.Clear();
                var result1 = controller.Create(sach, picture.Object) as RedirectToRouteResult;
                Assert.IsNotNull(result1);
                Assert.AreEqual("Index", result1.RouteValues["action"]);

                var db     = new CsK24_BookStoreEntities();
                var entity = db.SACHes.SingleOrDefault(p => p.TENSACH == sach.TENSACH && p.THONGTIN == sach.THONGTIN);
                Assert.IsNotNull(entity);
                Assert.AreEqual(sach.GIASACH, entity.GIASACH);

                Assert.IsTrue(fileName.StartsWith("~/Upload/Sach/"));
                Assert.IsTrue(fileName.EndsWith(entity.MASACH.ToString()));
            }
        }
        public void TestCreateG()
        {
            var controller = new SACHesController();

            var result = controller.Create() as ViewResult;

            Assert.IsNotNull(result);
        }