--- a/cubicweb/devtools/repotest.py	Tue Jan 19 10:03:16 2016 +0100
+++ b/cubicweb/devtools/repotest.py	Thu Jan 14 18:35:07 2016 +0100
@@ -137,13 +137,14 @@
 
 from rql import RQLHelper
 
+from cubicweb.devtools.testlib import BaseTestCase
 from cubicweb.devtools.fake import FakeRepo, FakeConfig, FakeSession
 from cubicweb.server import set_debug, debugged
 from cubicweb.server.querier import QuerierHelper
 from cubicweb.server.session import Session
 from cubicweb.server.sources.rql2sql import SQLGenerator, remove_unused_solutions
 
-class RQLGeneratorTC(TestCase):
+class RQLGeneratorTC(BaseTestCase):
     schema = backend = None # set this in concrete class
 
     @classmethod