return 400 Bad Request if invalid params supplied (bug1061738)

return a 400 Bad Request if there are invalid arguments params supplied

Change-Id: I82da8a6db4a2847c8407cd0917b2d71ac9f9ba7a

2 files changed, 24 insertions, 0 deletions

diff --git a/keystone/common/wsgi.py b/keystone/common/wsgi.py
index 42a4bc31..92f6e1c1 100644
--- a/keystone/common/wsgi.py
+++ b/keystone/common/wsgi.py
@@ -233,6 +233,9 @@ class Application(BaseApplication):
         except exception.Error as e:
             LOG.warning(e)
             return render_exception(e)
+        except TypeError as e:
+            logging.exception(e)
+            return render_exception(exception.ValidationError(e))
         except Exception as e:
             logging.exception(e)
             return render_exception(exception.UnexpectedError(exception=e))
diff --git a/tests/test_content_types.py b/tests/test_content_types.py
index 6b0a03e0..20bf3386 100644
--- a/tests/test_content_types.py
+++ b/tests/test_content_types.py
@@ -506,6 +506,27 @@ class CoreApiTests(object):
         """This triggers assertValidErrorResponse by convention."""
         self.public_request(path='/v2.0/tenants', expected_status=401)
 
+    def test_invalid_parameter_error_response(self):
+        token = self.get_scoped_token()
+        bad_body = {
+            'OS-KSADM:serviceBAD': {
+                'name': uuid.uuid4().hex,
+                'type': uuid.uuid4().hex,
+            },
+        }
+        res = self.admin_request(method='POST',
+                                 path='/v2.0/OS-KSADM/services',
+                                 body=bad_body,
+                                 token=token,
+                                 expected_status=400)
+        self.assertValidErrorResponse(res)
+        res = self.admin_request(method='POST',
+                                 path='/v2.0/users',
+                                 body=bad_body,
+                                 token=token,
+                                 expected_status=400)
+        self.assertValidErrorResponse(res)
+
 
 class JsonTestCase(RestfulTestCase, CoreApiTests):
     content_type = 'json'