def test_findUnsortedSubarray_1(self):
     self.assertEqual(0, Solution().findUnsortedSubarray([1,2,3,4]))
 def test_findUnsortedSubarray(self):
     self.assertEqual(5, Solution().findUnsortedSubarray([2,6,4,8,10,9,15]))
 def test_findUnsortedSubarray_5(self):
     self.assertEqual(5, Solution().findUnsortedSubarray([2,1,3,5,4]))
 def test_findUnsortedSubarray_7(self):
     self.assertEqual(4, Solution().findUnsortedSubarray([1,3,5,2,4]))
 def test_findUnsortedSubarray_3(self):
     self.assertEqual(2, Solution().findUnsortedSubarray([1,3,2,3,3]))