def test_equal_4(self):
lst = ['D', 'R', 'W', 'D', 'F']
lst_2 = ['Green1', 'Blue', 'Red', 'Green2', 'Yellow']
result = linked_sort(lst, lst_2, lambda x: str(x))
self.assertEqual(lst, ['D', 'D', 'F', 'R', 'W'])
self.assertEqual(lst_2, ['Green1', 'Green2', 'Yellow', 'Blue', 'Red'])
self.assertEqual(result, ['D', 'D', 'F', 'R', 'W'])
def test_equal_1(self):
lst = [1, 6, 5, 0]
lst_2 = ['house', 'car', 'pen', 'jeans']
result = linked_sort(lst, lst_2, lambda x: x)
self.assertEqual(lst, [0, 1, 5, 6])
self.assertEqual(lst_2, ['jeans', 'house', 'pen', 'car'])
self.assertEqual(result, [0, 1, 5, 6])
def test_equal_2(self):
lst = [-71, -6, 35, 0]
lst_2 = [0, 'Hello', 32, True]
result = linked_sort(lst, lst_2)
self.assertEqual(lst, [-6, -71, 0, 35])
self.assertEqual(lst_2, ['Hello', 0, True, 32])
self.assertEqual(result, [-6, -71, 0, 35])
