3 files changed, 11 insertions, 7 deletions
diff --git a/tests/hazmat/backends/test_commoncrypto.py b/tests/hazmat/backends/test_commoncrypto.py
index 28d1a6ca..b79c02e0 100644
--- a/tests/hazmat/backends/test_commoncrypto.py
+++ b/tests/hazmat/backends/test_commoncrypto.py
@@ -30,6 +30,7 @@ from ...utils import raises_unsupported_algorithm
 class DummyCipher(object):
     name = "dummy-cipher"
     block_size = 128
+    key_size = 128
 
 
 @pytest.mark.skipif("commoncrypto" not in
diff --git a/tests/hazmat/backends/test_multibackend.py b/tests/hazmat/backends/test_multibackend.py
index c50b6cf6..39c03146 100644
--- a/tests/hazmat/backends/test_multibackend.py
+++ b/tests/hazmat/backends/test_multibackend.py
@@ -38,15 +38,15 @@ class DummyCipherBackend(object):
     def __init__(self, supported_ciphers):
         self._ciphers = supported_ciphers
 
-    def cipher_supported(self, algorithm, mode):
-        return (type(algorithm), type(mode)) in self._ciphers
+    def cipher_supported(self, cipher, mode):
+        return (type(cipher), type(mode)) in self._ciphers
 
-    def create_symmetric_encryption_ctx(self, algorithm, mode):
-        if not self.cipher_supported(algorithm, mode):
+    def create_symmetric_encryption_ctx(self, cipher, mode):
+        if not self.cipher_supported(cipher, mode):
             raise UnsupportedAlgorithm("", _Reasons.UNSUPPORTED_CIPHER)
 
-    def create_symmetric_decryption_ctx(self, algorithm, mode):
-        if not self.cipher_supported(algorithm, mode):
+    def create_symmetric_decryption_ctx(self, cipher, mode):
+        if not self.cipher_supported(cipher, mode):
             raise UnsupportedAlgorithm("", _Reasons.UNSUPPORTED_CIPHER)
 
 
@@ -92,7 +92,7 @@ class DummyPBKDF2HMACBackend(object):
 
 @utils.register_interface(RSABackend)
 class DummyRSABackend(object):
-    def generate_rsa_private_key(self, public_exponent, private_key):
+    def generate_rsa_private_key(self, public_exponent, key_size):
         pass
 
     def rsa_padding_supported(self, padding):
diff --git a/tests/hazmat/backends/test_openssl.py b/tests/hazmat/backends/test_openssl.py
index 3bea413a..83494d0d 100644
--- a/tests/hazmat/backends/test_openssl.py
+++ b/tests/hazmat/backends/test_openssl.py
@@ -51,6 +51,7 @@ class DummyMode(object):
 @utils.register_interface(interfaces.CipherAlgorithm)
 class DummyCipher(object):
     name = "dummy-cipher"
+    key_size = 128
 
 
 @utils.register_interface(interfaces.AsymmetricPadding)
@@ -61,6 +62,8 @@ class DummyPadding(object):
 @utils.register_interface(interfaces.HashAlgorithm)
 class DummyHash(object):
     name = "dummy-hash"
+    block_size = 128
+    digest_size = 128
 
 
 class DummyMGF(object):