--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cubicweb/pyramid/test/test_hooks.py	Thu Oct 06 14:25:18 2016 +0200
@@ -0,0 +1,77 @@
+from six import text_type
+
+from cubicweb.pyramid.test import PyramidCWTest
+from cubicweb.pyramid import tools
+
+
+def set_language(request):
+    lang = request.POST.get('lang', None)
+    cnx = request.cw_cnx
+    if lang is None:
+        cnx.execute('DELETE CWProperty X WHERE X for_user U, U eid %(u)s',
+                    {'u': cnx.user.eid})
+    else:
+        cnx.user.set_property(u'ui.language', text_type(lang))
+    cnx.commit()
+
+    request.response.text = text_type(cnx.user.properties.get('ui.language', ''))
+    return request.response
+
+
+def add_remove_group(request):
+    add_remove = request.POST['add_remove']
+    cnx = request.cw_cnx
+    if add_remove == 'add':
+        cnx.execute('SET U in_group G WHERE G name "users", U eid %(u)s',
+                    {'u': cnx.user.eid})
+    else:
+        cnx.execute('DELETE U in_group G WHERE G name "users", U eid %(u)s',
+                    {'u': cnx.user.eid})
+    cnx.commit()
+
+    request.response.text = text_type(','.join(sorted(cnx.user.groups)))
+    return request.response
+
+
+class SessionSyncHoooksTC(PyramidCWTest):
+
+    def includeme(self, config):
+        for view in (set_language, add_remove_group):
+            config.add_route(view.__name__, '/' + view.__name__)
+            config.add_view(view, route_name=view.__name__)
+
+    def setUp(self):
+        super(SessionSyncHoooksTC, self).setUp()
+        with self.admin_access.repo_cnx() as cnx:
+            self.admin_eid = cnx.user.eid
+
+    def test_sync_props(self):
+        # initialize a pyramid session using admin credentials
+        res = self.webapp.post('/login', {
+            '__login': self.admlogin, '__password': self.admpassword})
+        self.assertEqual(res.status_int, 303)
+        # new property
+        res = self.webapp.post('/set_language', {'lang': 'fr'})
+        self.assertEqual(res.text, 'fr')
+        # updated property
+        res = self.webapp.post('/set_language', {'lang': 'en'})
+        self.assertEqual(res.text, 'en')
+        # removed property
+        res = self.webapp.post('/set_language')
+        self.assertEqual(res.text, '')
+
+    def test_sync_groups(self):
+        # initialize a pyramid session using admin credentials
+        res = self.webapp.post('/login', {
+            '__login': self.admlogin, '__password': self.admpassword})
+        self.assertEqual(res.status_int, 303)
+        # XXX how to get pyramid request using this session?
+        res = self.webapp.post('/add_remove_group', {'add_remove': 'add'})
+        self.assertEqual(res.text, 'managers,users')
+        res = self.webapp.post('/add_remove_group', {'add_remove': 'remove'})
+        self.assertEqual(res.text, 'managers')
+
+
+if __name__ == '__main__':
+    from unittest import main
+    main()