def test_equals(self):
self.assertEqual(pipe_fix([1, 2, 3, 5, 6, 8, 9]),
[1, 2, 3, 4, 5, 6, 7, 8, 9])
def test_equals_5(self):
self.assertEqual(pipe_fix([1, 2, 3]), [1, 2, 3])
def test_equals_3(self):
self.assertEqual(pipe_fix([6, 9]), [6, 7, 8, 9])
def test_equals_4(self):
self.assertEqual(pipe_fix([-1, 4]), [-1, 0, 1, 2, 3, 4])
def test_equals_2(self):
self.assertEqual(pipe_fix([1, 2, 3, 12]),
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12])
