Merge pull request #2436 from reaperhulk/extensions-repr

add __repr__ to x509.Extensions

2 files changed, 19 insertions, 0 deletions

diff --git a/src/cryptography/x509/extensions.py b/src/cryptography/x509/extensions.py
index cd75ecdc..46ba5a28 100644
--- a/src/cryptography/x509/extensions.py
+++ b/src/cryptography/x509/extensions.py
@@ -104,6 +104,11 @@ class Extensions(object):
     def __len__(self):
         return len(self._extensions)
 
+    def __repr__(self):
+        return (
+            "<Extensions({0})>".format(self._extensions)
+        )
+
 
 @utils.register_interface(ExtensionType)
 class AuthorityKeyIdentifier(object):
diff --git a/tests/test_x509_ext.py b/tests/test_x509_ext.py
index 1bc14620..8f469366 100644
--- a/tests/test_x509_ext.py
+++ b/tests/test_x509_ext.py
@@ -857,6 +857,20 @@ class TestExtensions(object):
         assert ext is not None
         assert isinstance(ext.value, x509.BasicConstraints)
 
+    def test_repr(self, backend):
+        cert = _load_cert(
+            os.path.join(
+                "x509", "custom", "basic_constraints_not_critical.pem"
+            ),
+            x509.load_pem_x509_certificate,
+            backend
+        )
+        assert repr(cert.extensions) == (
+            "<Extensions([<Extension(oid=<ObjectIdentifier(oid=2.5.29.19, name"
+            "=basicConstraints)>, critical=False, value=<BasicConstraints(ca=F"
+            "alse, path_length=None)>)>])>"
+        )
+
 
 @pytest.mark.requires_backend_interface(interface=RSABackend)
 @pytest.mark.requires_backend_interface(interface=X509Backend)