public void DomainTodoSetupDueToday_Constructor_ReturnsVMTodoWithDueTodayTrue()
{
//Arrange
SetupDomainObject();
//Act
_todoViewModel = TodoModelFactory.MapDomainModelToViewModel(_domainTodo);
//Assert
Assert.True(_todoViewModel.IsDueToday);
}
/// <summary>
/// Convert the TodoViewModel object to DomainModel. This will be invoked when we are creating/updating todos.
/// </summary>
/// <param name="viewModel"></param>
/// <returns></returns>
public static Todo MapViewModelToDomainModel(TodoViewModel viewModel)
{
return new Todo()
{
Description = viewModel.Description,
CategoryId = viewModel.CategoryId,
DueOn = viewModel.DueOn,
Id = viewModel.Id,
IsComplete = viewModel.IsComplete,
Location = viewModel.Location,
UserId = viewModel.UserId,
};
}
public void ModelStateIsValid_PostTodo_InvokesTodoServiceAddAndReturnsStatusCodeOk()
{
//Arrange
//Setup the todoviewmodel with predefined values for id, description and location properties.
var categoryId = Guid.NewGuid();
var todo = new TodoViewModel { CategoryId = categoryId, Description = "description1", Location = "Ralphs"};
//The return type of the PostTodo function is HttpResponseMessage and we require the HttpRequest object to
// create a response. We are setting up the HttpRequest object for the controller in the following lines of code.
_controller.Request = new HttpRequestMessage();
_controller.Request.Properties.Add(HttpPropertyKeys.HttpConfigurationKey, new HttpConfiguration());
//Act
var result = _controller.PostTodo(todo);
//Assert
//Now verify that the when PostTodo is invoked with a todoviewmodel object, the todoservice Add is invoked exactly
// once with the tododomain object that has the same values for all corresponding properties as setup in the
// todoviewmodel.
_mockTodoService.Verify(x => x.Add(It.Is<Data.Models.Todo>(
y => y.Description.Equals("description1") && y.CategoryId == categoryId && y.Location == "Ralphs")), Times.Once());
//Also verify that when a todoservice call add the new todoitem, controller returns a http status code ok OK.
Assert.Equal(HttpStatusCode.OK, result.StatusCode);
//Verify that the returned object after a successful Post call is a not null object.
Assert.NotNull(result.Content);
}
public HttpResponseMessage PostTodo(TodoViewModel todo)
{
if (!ModelState.IsValid)
{
return Request.CreateResponse(HttpStatusCode.BadRequest);
}
var domainTodo = new Todo()
{
Description = todo.Description,
CategoryId = todo.CategoryId,
Location = todo.Location,
DueOn = todo.DueOn,
UserId = User.Identity.GetUserId()
};
_todoService.Add(domainTodo);
return Request.CreateResponse(HttpStatusCode.OK, todo);
}
public void ModelStateIsInvalid_PostTodo_ReturnsBadRequest()
{
//Arrange
var todoGuid = Guid.NewGuid();
var todo = new TodoViewModel { Id = todoGuid, Description = "description1" };
//The return type of the PostTodo function is HttpResponseMessage and we require the HttpRequest object to
// create a response. We are setting up the HttpRequest object for the controller in the following lines of code.
_controller.Request = new HttpRequestMessage();
_controller.Request.Properties.Add(HttpPropertyKeys.HttpConfigurationKey, new HttpConfiguration());
// Setup the model state to have an error so that the Model.IsValid call will return false.
_controller.ModelState.AddModelError("Category Id", "Category Id Empty");
//Act
var result = _controller.PostTodo(todo);
//Assert
//Verify that the result has a status code.
Assert.Equal(HttpStatusCode.BadRequest, result.StatusCode);
}
public void TodoServiceUpdatesTodo_PutTodo_Returns_NoContent()
{
//Arrange
//Setup todoviewmodel object with valid properties such that the PutTodo api would successfully update the todoitem.
var todoGuid = Guid.NewGuid();
var dueOn = DateTime.Now;
var todo = new TodoViewModel { Id = todoGuid, Description = "description1", DueOn = dueOn, Location = "Costco" };
//Act
var result = _controller.PutTodo(todoGuid, todo) as StatusCodeResult;
//Assert
// Once the todoitem is updated successfully, verify that the return code that the api returns is no content.
Assert.Equal(HttpStatusCode.NoContent, result.StatusCode);
}
public void TodoIdDoesNotExistTodoServiceReturnsTodoNotFoundException_PutTodo_ReturnsNotFound()
{
//Arrange
var todoId = Guid.NewGuid();
var todoViewModel = new TodoViewModel() {Id = todoId};
//We are setting up the mock todoservice to return a TodoNotFoundException when
// todoService is invoked with a todomodel that has a id that equals todoId.
_mockTodoService.Setup(x => x.Update(It.Is<Todo>(y => y.Id == todoId))).Throws(new TodoNotFoundException());
//Act
var response = _controller.PutTodo(todoId, todoViewModel);
//Assert
// Verify that the response returned is 404.
Assert.IsType<NotFoundResult>(response);
}
public void ValidModal_PutTodo_CallsServiceUpdate() {
//Arrange
//Setup the todoviewmodel with predefined values for id, description and location properties.
var todoGuid = Guid.NewGuid();
var dueOn = DateTime.Now;
var todo = new TodoViewModel { Id = todoGuid, Description = "description1", DueOn = dueOn, Location = "Costco" } ;
//Act
var result = _controller.PutTodo(todoGuid, todo);
//Assert
//Now verify that the when PutTodo is invoked with a todoviewmodel object, the todoservice is invoked exactly
// once with the tododomain object that has the same values for all corresponding properties as setup in the
// todoviewmodel.
_mockTodoService.Verify(m => m.Update(It.Is<Todo>(x => x.Id == todo.Id && x.Description == todo.Description
&& x.Location == todo.Location)), Times.Once());
}
public void InvalidModel_PutTodo_ReturnsBadRequest() {
//Arrange
// Setup the model state to have an error so that the Model.IsValid call will return false.
var todoGuid = Guid.NewGuid();
var todo = new TodoViewModel { Id = todoGuid, Description = "description1"} ;
_controller.ModelState.AddModelError("Category Id", "Category Id Empty");
//Act
var result = _controller.PutTodo(todoGuid, todo);
//Assert
// Verify that the response from the api PutTodo call returns a result of type InvalidModelStateResult
// which is a action result that translates to BadRequest response
Assert.IsType<InvalidModelStateResult>(result);
}