def test_encrypt_chaining(self):
# Even if the input is repeated, the output should not be.
encrypted = encrypt_binary(b"0" * 1_000_000, self.key)
# The output should appear random, so any sequence of 64 bytes is
# very unlikely to repeat.
blocks = re.findall(".{64}", encrypted)
self.assertEqual(len(blocks), len(set(blocks)))
def test_encrypt_chaining(self):
# Even if the input is repeated, the output should not be.
encrypted = encrypt_binary(b"0" * 1000000, self.key)
# The output should appear random, so any sequence of 64 bytes is
# very unlikely to repeat.
blocks = re.findall(".{64}", encrypted)
self.assertEqual(len(blocks), len(set(blocks)))
def test_decrypt_invalid_base64(self):
encrypted = encrypt_binary(b"stuff", self.key)
with self.assertRaises(ValueError):
decrypt_binary(encrypted[1:], self.key)
def test_encrypt_salting(self):
self.assertNotEqual(encrypt_binary(b"stuff", self.key),
encrypt_binary(b"stuff", self.key))
def test_encrypt_and_decrypt_long(self):
value = b"0" * 1_000_000
self.assertEqual(
decrypt_binary(encrypt_binary(value, self.key), self.key), value)
def test_encrypt_and_decrypt_empty(self):
self.assertEqual(
decrypt_binary(encrypt_binary(b"", self.key), self.key), b"")
def test_encrypt_and_decrypt(self):
self.assertEqual(
decrypt_binary(encrypt_binary(b"stuff", self.key), self.key),
b"stuff")
def test_encrypt_and_decrypt_long(self):
self.assertEqual(
decrypt_binary(encrypt_binary(b"0" * 1000000, self.key), self.key),
b"0" * 1000000)
def test_decrypt_invalid_base64(self):
encrypted = encrypt_binary(b"stuff", self.key)
with self.assertRaises(ValueError):
decrypt_binary(encrypted[1:], self.key)
def test_encrypt_salting(self):
self.assertNotEqual(encrypt_binary(b"stuff", self.key),
encrypt_binary(b"stuff", self.key))
def test_encrypt_and_decrypt_long(self):
value = b"0" * 1_000_000
self.assertEqual(
decrypt_binary(encrypt_binary(value, self.key), self.key),
value)
def test_encrypt_and_decrypt_empty(self):
self.assertEqual(
decrypt_binary(encrypt_binary(b"", self.key), self.key),
b"")
def test_encrypt_and_decrypt(self):
self.assertEqual(
decrypt_binary(encrypt_binary(b"stuff", self.key), self.key),
b"stuff")
def test_encrypt_and_decrypt_long(self):
self.assertEqual(
decrypt_binary(encrypt_binary(b"0" * 1000000, self.key), self.key),
b"0" * 1000000)