def test_decode_numbers(self):
self.assertEqual(decode("odpoz ub123 odpoz ub", 25, 7),
"testing123testing")
def test_decode_exercism(self):
self.assertEqual(decode("tytgn fjr", 3, 7), "exercism")
def test_decode_sentence(self):
self.assertEqual(
decode("qdwju nqcro muwhn odqun oppmd aunwd o", 19, 16),
"anobstacleisoftenasteppingstone")
def test_decode_with_too_many_spaces(self):
self.assertEqual(
decode("vszzm cly yd cg qdp", 15, 16), "jollygreengiant")
def test_decode_raises_meaningful_exception(self):
with self.assertRaisesWithMessage(ValueError):
decode("Test", 13, 5)
def test_decode_with_too_many_spaces(self):
self.assertEqual(decode("vszzm cly yd cg qdp", 15, 16),
"jollygreengiant")
def test_decode_all_the_letters2(self):
self.assertEqual(
decode("kqlfd jzvgy tpaet icdhm rtwly kqlon ubstx", 19, 13),
"thequickbrownfoxjumpsoverthelazydog",
)
def test_decode_sentence(self):
self.assertEqual(
decode("qdwju nqcro muwhn odqun oppmd aunwd o", 19, 16),
"anobstacleisoftenasteppingstone")
def test_decode_numbers(self):
self.assertEqual(decode("odpoz ub123 odpoz ub", 25, 7),
"testing123testing")
def test_decode_with_a_not_coprime_to_m(self):
with self.assertRaisesWithMessage(ValueError):
decode("Test", 13, 5)
def test_decode_exercism(self):
self.assertEqual(decode("tytgn fjr", 3, 7), "exercism")
def test_decode_test(self):
self.assertEqual(decode("ybty", 5, 7), "test")
def test_decode_with_a_not_coprime_to_m_2(self):
with self.assertRaisesWithMessage(ValueError):
decode("ybty", 18, 13)
def test_decode_with_no_spaces_in_input2(self):
self.assertEqual(
decode("AnObstacleIsOftenASteppingStone", 23, 31),
"tgxknetbyjznxaejgtnejoozgrnexgj",
)
def test_decode_all_the_letters(self):
self.assertEqual(
decode("swxtj npvyk lruol iejdc blaxk swxmh qzglf", 17, 33),
"thequickbrownfoxjumpsoverthelazydog")
def test_decode_all_the_letters(self):
self.assertEqual(
decode("swxtj npvyk lruol iejdc blaxk swxmh qzglf", 17, 33),
"thequickbrownfoxjumpsoverthelazydog")
def test_decode_with_no_spaces(self):
self.assertEqual(decode("swxtjnpvyklruoliejdcblaxkswxmhqzglf", 17, 33),
"thequickbrownfoxjumpsoverthelazydog")
def test_decode_with_no_spaces(self):
self.assertEqual(
decode("swxtjnpvyklruoliejdcblaxkswxmhqzglf", 17, 33),
"thequickbrownfoxjumpsoverthelazydog")
def test_decode_raises_meaningful_exception(self):
with self.assertRaisesWithMessage(ValueError):
decode("Test", 13, 5)
def test_decode_with_a_not_coprime_to_m(self):
with self.assertRaises(ValueError) as err:
decode("Test", 13, 5)
self.assertEqual(type(err.exception), ValueError)
self.assertEqual(err.exception.args[0], "a and m must be coprime.")