--- acct_mgr/tests/api.py
+++ acct_mgr/tests/api.py
@@ -50,6 +50,7 @@ class AccountManagerTestCase(_BaseTestCa
         incookie = Cookie()
         incookie['trac_session'] = '123456'
         self.req = Mock(authname='', args=args, authenticated=True,
+                        is_authenticated=True,
                         base_path='/', callbacks=dict(),
                         chrome={'warnings': [], 'notices': []},
                         href=Mock(prefs=lambda x: None),
--- acct_mgr/tests/guard.py
+++ acct_mgr/tests/guard.py
@@ -43,6 +43,7 @@ class AccountGuardTestCase(unittest.Test
         incookie = Cookie()
         incookie['trac_session'] = '123456'
         req = Mock(authname=bool(authenticated) and user or 'anonymous',
+                   is_authenticated=bool(authenticated) and user,
                    args=args, base_path='/',
                    chrome=dict(warnings=list()),
                    href=Mock(prefs=lambda x: None),
--- acct_mgr/tests/model.py
+++ acct_mgr/tests/model.py
@@ -42,6 +42,7 @@ class ModelTestCase(unittest.TestCase):
         incookie = Cookie()
         incookie['trac_session'] = '123456'
         self.req = Mock(authname=bool(authenticated) and user or 'anonymous',
+                        is_authenticated=bool(authenticated) and user,
                         args=args, base_path='/',
                         chrome=dict(warnings=list()),
                         href=Mock(prefs=lambda x: None),
--- acct_mgr/tests/register.py
+++ acct_mgr/tests/register.py
@@ -40,7 +40,7 @@ class _BaseTestCase(unittest.TestCase):
         self.perm.grant_permission('admin', 'ACCTMGR_USER_ADMIN')
         # Prepare a generic registration request.
         args = dict(username='', name='', email='')
-        self.req = Mock(authname='anonymous', args=args)
+        self.req = Mock(authname='anonymous', is_authenticated=False, args=args)
         self.req.path_info = '/register'
         self.req.perm = PermissionCache(self.env)
 
@@ -123,7 +123,7 @@ class BotTrapCheckTestCase(_BaseTestCase
         req.args['basic_token'] = ''
         self.assertRaises(RegistrationError, check.validate_registration, req)
         # 3rd attempt: As before, but request done by authenticated user.
-        req = Mock(authname='admin', args=self.req.args)
+        req = Mock(authname='admin', is_authenticated=True, args=self.req.args)
         self.assertEqual(check.validate_registration(req), None)
         # 4th attempt: Finally valid input.
         req = self.req
@@ -251,7 +251,7 @@ class UsernamePermCheckTestCase(_BaseTes
         req.args['username'] = 'admin'
         self.assertRaises(RegistrationError, check.validate_registration, req)
         # 4th attempt: As before, but request done by authenticated user.
-        req = Mock(authname='admin', args=self.req.args)
+        req = Mock(authname='admin', is_authenticated=True, args=self.req.args)
         self.assertEqual(check.validate_registration(req), None)
 
 
@@ -305,6 +305,7 @@ class RegistrationModuleTestCase(_BaseTe
                        'password': passwd,
                        'password_confirm': passwd
                    },
+                   is_authenticated=False,
                    chrome=dict(notices=[], warnings=[]),
                    href=self.env.abs_href, path_info='/register',
                    perm=MockPerm(), redirect=lambda x: None
@@ -332,6 +333,7 @@ class RegistrationModuleTestCase(_BaseTe
                        'password': passwd,
                        'password_confirm': passwd
                    },
+                   is_authenticated=False,
                    chrome=dict(notices=[], warnings=[]),
                    href=self.env.abs_href, path_info='/register',
                    perm=MockPerm(), redirect=redirect_noop
@@ -360,6 +362,7 @@ class EmailVerificationModuleTestCase(_B
         incookie = Cookie()
         incookie['trac_session'] = '123456'
         self.req = Mock(authname='username', args=args, base_path='/',
+                        is_authenticated=True,
                         chrome=dict(warnings=list()),
                         href=Mock(prefs=lambda x: None),
                         get_header=lambda k: None,