Add ``ISystemPrincipal`` and make ``system_user`` a regular object that implements itfeature/system-user-regular-object

This facilitates adding adapter registrations for the system user.

1 files changed, 8 insertions, 0 deletions

diff --git a/src/zope/security/tests/test_management.py b/src/zope/security/tests/test_management.py
index 83aca7b..93ce19d 100644
--- a/src/zope/security/tests/test_management.py
+++ b/src/zope/security/tests/test_management.py
@@ -170,7 +170,11 @@ class Test(unittest.TestCase):
         self.assertEqual(checkPermission(None, obj), True)
         self.assertEqual(checkPermission(CheckerPublic, obj), True)
 
+
     def test_system_user(self):
+        from zope.interface.verify import verifyObject
+        from zope.security.interfaces import IPrincipal
+        from zope.security.interfaces import ISystemPrincipal
         from zope.security.management import system_user
 
         self.assertEqual(system_user.id,
@@ -182,5 +186,9 @@ class Test(unittest.TestCase):
             self.assertIsInstance(getattr(system_user, name),
                                   type(u''))
 
+        verifyObject(IPrincipal, system_user)
+        verifyObject(ISystemPrincipal, system_user)
+
+
 def test_suite():
     return unittest.defaultTestLoader.loadTestsFromName(__name__)