public void TodoItemViewModel_Test_Returns_No_Errors()
        {
            //Arrange
            Backend.Models.ViewModels.TodoItemViewModel TodoItemViewModel = new Backend.Models.ViewModels.TodoItemViewModel()
            {
                Description = "Item One",
                IsDone      = true,
                IsShared    = true,
                Id          = 1
            };

            //Act
            List <ValidationResult> lstErrors = ValidateModel(TodoItemViewModel);

            //Assert
            Assert.True(lstErrors.Count == 0);
        }
        public void TodoItemViewModel_Test_Returns_Description_Is_Required()
        {
            //Arrange
            Backend.Models.ViewModels.TodoItemViewModel TodoItemViewModel = new Backend.Models.ViewModels.TodoItemViewModel()
            {
                Id       = 1,
                IsDone   = true,
                IsShared = true
            };

            //Act
            List <ValidationResult> lstErrors = ValidateModel(TodoItemViewModel);
            string result = lstErrors[0].ToString();

            //Assert
            Assert.True(lstErrors.Count == 1);
            Assert.Equal("Description is required", result);
        }