diff -r 058bb3dc685f -r 0b59724cb3f2 cubicweb/hooks/test/unittest_syncsession.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/hooks/test/unittest_syncsession.py	Sat Jan 16 13:48:51 2016 +0100
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+# copyright 2003-2014 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
+#
+# This file is part of CubicWeb.
+#
+# CubicWeb is free software: you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free
+# Software Foundation, either version 2.1 of the License, or (at your option)
+# any later version.
+#
+# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
+"""functional tests for core hooks
+
+Note:
+  syncschema.py hooks are mostly tested in server/test/unittest_migrations.py
+"""
+
+from six import text_type
+
+from cubicweb import ValidationError
+from cubicweb.devtools.testlib import CubicWebTC
+
+class CWPropertyHooksTC(CubicWebTC):
+
+    def test_unexistant_cwproperty(self):
+        with self.admin_access.web_request() as req:
+            with self.assertRaises(ValidationError) as cm:
+                req.execute('INSERT CWProperty X: X pkey "bla.bla", '
+                            'X value "hop", X for_user U')
+            cm.exception.translate(text_type)
+            self.assertEqual(cm.exception.errors,
+                             {'pkey-subject': 'unknown property key bla.bla'})
+
+            with self.assertRaises(ValidationError) as cm:
+                req.execute('INSERT CWProperty X: X pkey "bla.bla", X value "hop"')
+            cm.exception.translate(text_type)
+            self.assertEqual(cm.exception.errors,
+                             {'pkey-subject': 'unknown property key bla.bla'})
+
+    def test_site_wide_cwproperty(self):
+        with self.admin_access.web_request() as req:
+            with self.assertRaises(ValidationError) as cm:
+                req.execute('INSERT CWProperty X: X pkey "ui.site-title", '
+                            'X value "hop", X for_user U')
+            self.assertEqual(cm.exception.errors,
+                             {'for_user-subject': "site-wide property can't be set for user"})
+
+    def test_system_cwproperty(self):
+        with self.admin_access.web_request() as req:
+            with self.assertRaises(ValidationError) as cm:
+                req.execute('INSERT CWProperty X: X pkey "system.version.cubicweb", '
+                            'X value "hop", X for_user U')
+            self.assertEqual(cm.exception.errors,
+                             {'for_user-subject': "site-wide property can't be set for user"})
+
+    def test_bad_type_cwproperty(self):
+        with self.admin_access.web_request() as req:
+            with self.assertRaises(ValidationError) as cm:
+                req.execute('INSERT CWProperty X: X pkey "ui.language", '
+                            'X value "hop", X for_user U')
+            self.assertEqual(cm.exception.errors,
+                             {'value-subject': u'unauthorized value'})
+            with self.assertRaises(ValidationError) as cm:
+                req.execute('INSERT CWProperty X: X pkey "ui.language", X value "hop"')
+            self.assertEqual(cm.exception.errors, {'value-subject': u'unauthorized value'})
+
+if __name__ == '__main__':
+    from logilab.common.testlib import unittest_main
+    unittest_main()