def test_equals_2(self): self.assertEqual(check_root('3,s,5,6'), 'incorrect input')
def test_equals(self): self.assertEqual(check_root('4,5,6,7'), '841, 29')
def test_equals_4(self): self.assertEqual(check_root('10,11,12,13,15'), 'incorrect input')
def test_equals_5(self): self.assertEqual(check_root('10,11,12,13'), '17161, 131')
def test_equals_3(self): self.assertEqual(check_root('11,13,14,15'), 'not consecutive')