diff options
Diffstat (limited to 'tests/hazmat')
-rw-r--r-- | tests/hazmat/primitives/test_ec.py | 70 |
1 files changed, 69 insertions, 1 deletions
diff --git a/tests/hazmat/primitives/test_ec.py b/tests/hazmat/primitives/test_ec.py index 77ee38b4..73201f8e 100644 --- a/tests/hazmat/primitives/test_ec.py +++ b/tests/hazmat/primitives/test_ec.py @@ -34,7 +34,12 @@ _HASH_TYPES = { def _skip_if_no_serialization(key, backend): - if not isinstance(key, ec.EllipticCurvePrivateKeyWithSerialization): + if not isinstance( + key, ( + ec.EllipticCurvePrivateKeyWithSerialization, + ec.EllipticCurvePublicKeyWithSerialization + ) + ): pytest.skip( "{0} does not support EC key serialization".format(backend) ) @@ -548,3 +553,66 @@ class TestECSerialization(object): serialization.PrivateFormat.TraditionalOpenSSL, DummyKeyEncryption() ) + + +@pytest.mark.requires_backend_interface(interface=EllipticCurveBackend) +@pytest.mark.requires_backend_interface(interface=PEMSerializationBackend) +class TestEllipticCurvePEMPublicKeySerialization(object): + def test_public_bytes_unencrypted_pem(self, backend): + key_bytes = load_vectors_from_file( + os.path.join( + "asymmetric", "PEM_Serialization", "ec_public_key.pem" + ), + lambda pemfile: pemfile.read().encode() + ) + key = serialization.load_pem_public_key(key_bytes, backend) + _skip_if_no_serialization(key, backend) + serialized = key.public_bytes( + serialization.Encoding.PEM, + serialization.PublicFormat.SubjectPublicKeyInfo, + ) + assert serialized == key_bytes + + def test_public_bytes_invalid_encoding(self, backend): + key = load_vectors_from_file( + os.path.join( + "asymmetric", "PEM_Serialization", "ec_public_key.pem" + ), + lambda pemfile: serialization.load_pem_public_key( + pemfile.read().encode(), backend + ) + ) + _skip_if_no_serialization(key, backend) + with pytest.raises(TypeError): + key.public_bytes( + "notencoding", + serialization.PublicFormat.SubjectPublicKeyInfo + ) + + def test_public_bytes_invalid_format(self, backend): + key = load_vectors_from_file( + os.path.join( + "asymmetric", "PEM_Serialization", "ec_public_key.pem" + ), + lambda pemfile: serialization.load_pem_public_key( + pemfile.read().encode(), backend + ) + ) + _skip_if_no_serialization(key, backend) + with pytest.raises(TypeError): + key.public_bytes(serialization.Encoding.PEM, "invalidformat") + + def test_public_bytes_pkcs1_unsupported(self, backend): + key = load_vectors_from_file( + os.path.join( + "asymmetric", "PEM_Serialization", "ec_public_key.pem" + ), + lambda pemfile: serialization.load_pem_public_key( + pemfile.read().encode(), backend + ) + ) + _skip_if_no_serialization(key, backend) + with pytest.raises(ValueError): + key.public_bytes( + serialization.Encoding.PEM, serialization.PublicFormat.PKCS1 + ) |