From af9a2cc7bc73129fcd807ac890be59dcc9672a4c Mon Sep 17 00:00:00 2001
From: Paul Kehrer <paul.l.kehrer@gmail.com>
Date: Mon, 7 Apr 2014 22:15:38 -0500
Subject: add InvalidDecryption exception, check for ct > key size

---
 tests/hazmat/primitives/test_rsa.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'tests/hazmat/primitives/test_rsa.py')

diff --git a/tests/hazmat/primitives/test_rsa.py b/tests/hazmat/primitives/test_rsa.py
index 7b658b69..9c6d6f87 100644
--- a/tests/hazmat/primitives/test_rsa.py
+++ b/tests/hazmat/primitives/test_rsa.py
@@ -1336,3 +1336,16 @@ class TestRSADecryption(object):
                 padding.PKCS1v15(),
                 backend
             )
+
+    def test_decrypt_ciphertext_too_large(self, backend):
+        private_key = rsa.RSAPrivateKey.generate(
+            public_exponent=65537,
+            key_size=512,
+            backend=backend
+        )
+        with pytest.raises(ValueError):
+            private_key.decrypt(
+                b"\x00" * 65,
+                padding.PKCS1v15(),
+                backend
+            )
-- 
cgit v1.2.3