Define REAL_INSTANCE_HOME during initialization.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@36836 20353a03-c40f-0410-a6d1-a30d3c3de9de

buildout/instance-profiles/testrunner.cfg

@@ -31,3 +31,5 @@ initialization =
   sys.argv.insert(1, '--erp5_sql_connection_string=${:mysql_database_name}@${configuration:mysql_host}:${configuration:mysql_port} ${:mysql_user}')
   sys.argv.insert(1, '--conversion_server_port=${configuration:oood_port}')
   sys.argv.insert(1, '--use_dummy_mail_host')
+  os.environ['REAL_INSTANCE_HOME'] = '${:location}'
+