public void Create()
        {
            HomeController controller = new HomeController(new SquareMatrixModel());
            var context = new MVCContextMocks(controller);
            context.SetRequestPatam("Length", "10");

            // Act
            ViewResult result = controller.Create() as ViewResult;
            ISquareMatrixModel model = result.Model as ISquareMatrixModel;

            // Assert
            Assert.IsTrue(model.GetLength() == 10);
        }