def test_merge_mixed_order_list(self):
left = [0, 2, 4]
right = [1, 3, 5]
sorted_list = [0, 1, 2, 3, 4, 5]
merged, count = InversionCounter.merge_and_count_split(left, right)
self.assertEqual(3, count)
self.assertEqual(sorted_list, merged)
