1 files changed, 23 insertions, 0 deletions
diff --git a/tests/primitives/test_block.py b/tests/primitives/test_block.py
new file mode 100644
index 00000000..e22d05ef
--- /dev/null
+++ b/tests/primitives/test_block.py
@@ -0,0 +1,23 @@
+import binascii
+
+import pytest
+
+from cryptography.primitives.block import BlockCipher, ciphers, modes, padding
+
+
+class TestBlockCipher(object):
+    @pytest.mark.parametrize(("key", "iv", "plaintext", "ciphertext"), [
+        (
+            b"9dc2c84a37850c11699818605f47958c",
+            b"256953b2feab2a04ae0180d8335bbed6",
+            b"2e586692e647f5028ec6fa47a55a2aab",
+            b"1b1ebd1fc45ec43037fd4844241a437f"
+        ),
+    ])
+    def test_aes_cbc_nopadding(self, key, iv, plaintext, ciphertext):
+        cipher = BlockCipher(
+            ciphers.AES(binascii.unhexlify(key)),
+            modes.CBC(binascii.unhexlify(iv), padding.NoPadding())
+        )
+        actual_ciphertext = cipher.encrypt(plaintext) + cipher.finalize()
+        assert binascii.hexlify(actual_ciphertext) == ciphertext