Eliminate all of the exceptions when running the tests.

endpoints/api/repository.py

@@ -29,6 +29,7 @@ class RepositoryList(ApiResource):
       'required': [
         'repository',
         'visibility',
+        'description',
       ],
       'properties': {
         'repository': {
@@ -62,6 +63,9 @@ class RepositoryList(ApiResource):
   def post(self):
     """Create a new repository."""
     owner = get_authenticated_user()
+    if not owner:
+      raise Unauthorized()
+
     req = request.get_json()
     namespace_name = req['namespace'] if 'namespace' in req else owner.username