def test_5(self):
s1 = ''
for i in range(100):
s1 += random.choice(chars)
s2 = ''.join(random.sample(s1, len(s1)))
s2 += 'p'
self.assertEqual(find_difference(s1, s2), "p")
def test_6(self):
s1 = ''
for i in range(1000):
s1 += random.choice(chars)
s2 = ''.join(random.sample(s1, len(s1)))
ls2 = list(s2)
ls2.insert(random.randint(0, len(s2)), "q")
s2 = "".join(ls2)
self.assertEqual(find_difference(s1, s2), "q")
def test_4(self):
self.assertEqual(
find_difference("abcdefghijklmno", "abcdefghijklmnop"), "p")
def test_3(self):
self.assertEqual(find_difference("abcd", "dcabe"), "e")
def test_2(self):
with self.assertRaises(AssertionError):
find_difference("abcde", "abced")
def test_1(self):
self.assertEqual(find_difference("abcd", "abced"), "e")