Merge pull request #1331 from michael-hart/public_key_pem

Add support for .PEM public keys, with tests and docs

2 files changed, 8 insertions, 0 deletions

diff --git a/tests/hazmat/backends/test_multibackend.py b/tests/hazmat/backends/test_multibackend.py
index 655acc44..45c12b34 100644
--- a/tests/hazmat/backends/test_multibackend.py
+++ b/tests/hazmat/backends/test_multibackend.py
@@ -217,6 +217,9 @@ class DummyPEMSerializationBackend(object):
     def load_pem_private_key(self, data, password):
         pass
 
+    def load_pem_public_key(self, data):
+        pass
+
 
 class TestMultiBackend(object):
     def test_ciphers(self):
@@ -532,7 +535,10 @@ class TestMultiBackend(object):
         backend = MultiBackend([DummyPEMSerializationBackend()])
 
         backend.load_pem_private_key(b"keydata", None)
+        backend.load_pem_public_key(b"keydata")
 
         backend = MultiBackend([])
         with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_SERIALIZATION):
             backend.load_pem_private_key(b"keydata", None)
+        with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_SERIALIZATION):
+            backend.load_pem_public_key(b"keydata")
diff --git a/tests/hazmat/backends/test_openssl.py b/tests/hazmat/backends/test_openssl.py
index cf70f109..d4c5e2e7 100644
--- a/tests/hazmat/backends/test_openssl.py
+++ b/tests/hazmat/backends/test_openssl.py
@@ -473,6 +473,8 @@ class TestOpenSSLSerialisationWithOpenSSL(object):
         key = pretend.stub(type="unsupported")
         with raises_unsupported_algorithm(None):
             backend._evp_pkey_to_private_key(key)
+        with raises_unsupported_algorithm(None):
+            backend._evp_pkey_to_public_key(key)
 
     def test_very_long_pem_serialization_password(self):
         password = "x" * 1024