--- /dev/null
+<?php
+require_once ('../MoodleWS.php');
+
+$moodle=new MoodleWS();
+/**test code for MoodleWS: unAssign a role to a user in a course
+* @param integer $client
+* @param string $sesskey
+* @param string $courseid
+* @param (unassignUsersInput) array of string $userids
+* @param string $idfield
+* @param string $idrole
+* @return unassignUsersReturn
+*/
+$userids=array();
+$res=$moodle->unassignUsers(0,'','',$userids,'','');
+print_r($res);
+print($res->getError());
+print($res->getUsers());
+
+
+?>