class SolutionTest(unittest.TestCase):
def setUp(self):
self.sol = Solution()
def test_1(self):
self.assertEqual(
self.sol.longestCommonPrefix(["flower", "flow", "flight"]), "fl")
def test_2(self):
self.assertEqual(
self.sol.longestCommonPrefix(["dog", "racecar", "car"]), "")
def test_longestCommonPrefix(self):
solution = Solution()
cases = [[["flower", "flow", "flight"], "fl"],
[["dog", "racecar", "car"], ""], [[], ""], [[""], ""],
[["a"], "a"]]
for args, expected in cases:
assert solution.longestCommonPrefix(args) == expected
