def test_encode_decode(self):
for i in range(0, 100):
plaintext = ""
for j in range(0, random.randint(20, 50)):
plaintext += chr(random.randint(65, 90))
key = chr(random.randint(65, 90))
self.assertEqual(shift_cipher.decode(shift_cipher.encode(plaintext, key), key), plaintext)
def test_string_encode(self):
self.assertEqual(shift_cipher.encode("HELLO WORLD", "C"), "JGNNQ YQTNF")
def test_single_character_encode(self):
self.assertEqual(shift_cipher.encode("C", "N"), "P")
def test_brute_force(self):
brute_force_result = shift_cipher.brute_force_search("HELLO WORLD")
for i in range(0, 26):
self.assertEqual(shift_cipher.encode(brute_force_result[i], chr(i + 65)), "HELLO WORLD")