diff --git a/test/class/group.class.php b/test/class/group.class.php
index 70af3f4cc7..535607502f 100644
--- a/test/class/group.class.php
+++ b/test/class/group.class.php
@@ -35,13 +35,18 @@ class groupTest
      * @access public
      * @return void
      */
-    public function updateTest($groupID)
+    public function updateTest($groupID, $param)
     {
-        $objects = $this->objectModel->update($groupID);
+        foreach($param as $k => $v) $_POST[$k] = $v;
+
+        $object = $this->objectModel->update($groupID);
+        unset($_POST);
 
         if(dao::isError()) return dao::getError();
 
-        return $objects;
+        $object = $this->objectModel->getByID($groupID);
+
+        return $object;
     }
 
     /**
diff --git a/test/model/group/update.php b/test/model/group/update.php
index 063090b167..d9fee1a51a 100644
--- a/test/model/group/update.php
+++ b/test/model/group/update.php
@@ -11,7 +11,13 @@ cid=1
 pid=1
 
 */
+$t_name = array('name' => '我是一个分组', 'desc' => '');
+$t_desc = array('name' => '我是一个分组', 'desc' => '这是一个分组');
 
 $group = new groupTest();
+a($group->updateTest(2, $t_name));
 
-r($group->updateTest()) && p() && e();
\ No newline at end of file
+r($group->updateTest(2, $t_name)) && p('name') && e('我是一个分组'); //测试更新分组id为2的分组
+r($group->updateTest(2, $t_desc)) && p('desc') && e('这是一个分组'); //测试更新分组2为受限用户分组
+
+system("./ztest init");