public void ChangeTodoList_DeleteTodoItemFromTodoList()
{
TodoList todoList = new TodoList(m_TodoItems, false);
int iTodoID = 2;
//Find Todo Item by TodoID
TodoItem item = todoList.GetItem(iTodoID);
//Verifies Todo Item is contained in mock TodoList repository before deletion.
int iTodoItemCount = todoList.Count;
Assert.AreEqual(3, iTodoItemCount);
Assert.IsTrue(todoList.Contains(iTodoID));
//Delete Todo Item by specifying the item's TodoID
todoList.DeleteItem(iTodoID);
//Verifies Todo Item is no longer contained in mock TodoList repository after deletion.
iTodoItemCount = todoList.Count;
Assert.AreEqual(2, iTodoItemCount);
Assert.IsFalse(todoList.Contains(iTodoID));
//Verifies the Todo Item's modification status has been marked to delete.
Assert.IsTrue(item.ItemStatus == TodoModelItemStatus.Deleted);
}
private static void DeleteTodoAtList()
{
try
{
TodoList tl = GetListFromUser();
TodoItem ti = GetItemFromUser(tl);
tl.DeleteItem(ti);
}
catch (IndexOutOfRangeException e)
{
PrintOutput(e.Message);
}
}
/// <summary>
/// Deletes the selected Todo item in the TodoList grid from both the grid and from the TodoList data model object, as well as marks it for
/// deletion in its underlying data source.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnDeleteTodoItem_Click(object sender, EventArgs e)
{
try
{
if (gridTodoList.SelectedRows.Count == 0)
{
return;
}
DataGridViewRow rowTodoItem = gridTodoList.SelectedRows[0];
TodoItem item = m_TodoList.GetItem((int)rowTodoItem.Cells["TodoID"].Value);
m_TodoList.DeleteItem(item.TodoID);
gridTodoList.Rows.Remove(rowTodoItem);
gridTodoList.Update();
m_blTodoListModified = true;
}
catch (Exception err)
{
ErrorHandler.ShowErrorMessage(err, "Error in btnDeleteTodoItem_Click function of frmMain form.");
}
}