def test_adding_task_and_editing_there_itself(self, mock_input):
formatter = Format()
todo = ToDoList(formatter)
todo.add_task()
with patch('sys.stdout', new=StringIO()) as fake_out:
todo.view_tasks()
self.assertEqual("Incomplete Tasks:\n\n1. Meet Ema at 7:00\n",
fake_out.getvalue())
todo.edit_task()
with patch('sys.stdout', new=StringIO()) as fake_out:
todo.view_tasks()
self.assertEqual("Incomplete Tasks:\n\n1. Meet Ema at 8:00\n",
fake_out.getvalue())
