public void Remove_RemoveNull_NothingRemovedNoCrash()
{
//arrange
ToDo myNullToDo = null;
string description1 = "Walk the dog.";
string description2 = "Cuddle with cat.";
string description3 = "Take a walk.";
string description4 = "Do the home work.";
int expectedNumberOfItems = 4;
ToDoSequencer.Reset();
ToDoItems todoItems = new ToDoItems();
todoItems.Clear();
//add 4 items
todoItems.AddToDoItem(null, description1);
todoItems.AddToDoItem(null, description2);
todoItems.AddToDoItem(null, description3);
todoItems.AddToDoItem(null, description4);
//act
todoItems.Remove(myNullToDo);
int myAdjustedNumber = todoItems.Size();
//assert
Assert.Equal(myAdjustedNumber, expectedNumberOfItems);
}
public void Remove_RemoveFirst_RemoveOnlyOne()
{
//arrange
ToDo myToDo = null;
string description1 = "Walk the dog.";
string description2 = "Cuddle with cat.";
string description3 = "Take a walk.";
int expectedNumberOfItems = 2;
ToDoSequencer.Reset();
ToDoItems todoItems = new ToDoItems();
todoItems.Clear();
//add 3 items
int myInitialNumber = todoItems.Size();
myToDo = todoItems.AddToDoItem(null, description1);
todoItems.AddToDoItem(null, description2);
todoItems.AddToDoItem(null, description3);
//act
todoItems.Remove(myToDo);
int myAdjustedNumber = todoItems.Size();
//assert
Assert.Equal(description1, myToDo.Description);
Assert.NotEqual(myInitialNumber, myAdjustedNumber);
Assert.Equal(expectedNumberOfItems, myAdjustedNumber);
}
private async Task DeleteToDoItemAsync(ToDoItemViewModel toDoItemViewModel)
{
if (await _pageService.DisplayAlertAsync("Delete", $"Are you sure you want to delete {toDoItemViewModel.Name}?", "Yes", "No"))
{
ToDoItems.Remove(toDoItemViewModel);
await _toDoService.DeleteToDoItemAsync(toDoItemViewModel.Key);
}
}
private async void OnDeleteItem(ToDoItem item)
{
if (item != null)
{
ToDoItems.Remove(item);
await _toDoItemsRepository.DeleteItemAsync(item);
}
}
private async Task DeleteToDo(ToDoItemViewModel viewModel)
{
var result = await UserDialogs.Instance.ConfirmAsync(
Constants.DeleteToDoQuestion,
Constants.Warning,
Constants.Ok,
Constants.Cancel);
if (result)
{
ToDoItems.Remove(viewModel);
await App.Repository.DeleteAsync(viewModel.Id);
await App.Repository.SaveAsync();
}
}
private async void RemoveItemAsync(object arg)
{
var selectedToDoItem = arg as ToDoItem;
if (selectedToDoItem != null)
{
if (await UserDialogs.Instance.ConfirmAsync(AppResource.AreYouSureRemoveText,
AppResource.RemoveText,
AppResource.YesText,
AppResource.CancelText))
{
if (ToDoItems != null)
{
ToDoItems.Remove(ToDoItems.Where(x => x.Id == selectedToDoItem.Id).FirstOrDefault());
_dataService.SaveOrUpdateToDoItemsAsync(ToDoItems.ToList());
}
}
}
}
public void RemoveValue(object str)
{
ToDoItems.Remove(str);
}
private void RemoveToDoItem(ToDoItemViewModel toDo)
{
ToDoItems.Remove(toDo);
HasChanges = true;
}
private void RemoveItem(object obj)
{
var todo = obj as ToDoItem;
ToDoItems.Remove(todo);
}