diff --git a/keystone/tests/unit/protection/v3/test_assignment.py b/keystone/tests/unit/protection/v3/test_assignment.py
index 00fbfb7729..1827447c4b 100644
--- a/keystone/tests/unit/protection/v3/test_assignment.py
+++ b/keystone/tests/unit/protection/v3/test_assignment.py
@@ -731,3 +731,30 @@ class SystemMemberTests(base_classes.TestCaseWithBootstrap,
             r = c.post('/v3/auth/tokens', json=auth)
             self.token_id = r.headers['X-Subject-Token']
             self.headers = {'X-Auth-Token': self.token_id}
+
+
+class SystemAdminTests(base_classes.TestCaseWithBootstrap,
+                       common_auth.AuthTestMixin,
+                       _AssignmentTestUtilities,
+                       _SystemUserTests):
+
+    def setUp(self):
+        super(SystemAdminTests, self).setUp()
+        self.loadapp()
+        self.useFixture(ksfixtures.Policy(self.config_fixture))
+        self.config_fixture.config(group='oslo_policy', enforce_scope=True)
+
+        self.user_id = self.bootstrapper.admin_user_id
+        self.expected = []
+
+        auth = self.build_authentication_request(
+            user_id=self.user_id, password=self.bootstrapper.admin_password,
+            system=True
+        )
+
+        # Grab a token using the persona we're testing and prepare headers
+        # for requests we'll be making in the tests.
+        with self.test_client() as c:
+            r = c.post('/v3/auth/tokens', json=auth)
+            self.token_id = r.headers['X-Subject-Token']
+            self.headers = {'X-Auth-Token': self.token_id}