def METHOD_NAME(self):
    grid = interface.construct_grid("XXXNNNOOOXXXNNNOOOXXXNNN")
    moves = [[0, 0, 1, 1], [0, 3, 1, 3], [5, 1, 5, 3], [0, 0, 0, 3], [0, 0, 3, 0]]
    expected_outcomes = [True, True, False, False, False]
    test_outcomes = [mechanics.is_empty(move[2], move[3], grid) for move in moves]
    self.assertListEqual(test_outcomes, expected_outcomes)