* Add switchDB by tests.

test/model/execution/changeproject.php

@@ -2,6 +2,7 @@
 <?php
 include dirname(dirname(dirname(__FILE__))) . '/lib/init.php';
 include dirname(dirname(dirname(__FILE__))) . '/class/execution.class.php';
+$db->switchDB();
 su('admin');
 
 /**
@@ -25,4 +26,4 @@ r($execution->changeProjectTest($newProjectIDlist[1],$oldProjectIDlist[0],$execu
 r($execution->changeProjectTest($newProjectIDlist[0],$oldProjectIDlist[1],$executionIDList[1])) && p('0:path')   && e(',11,131,'); // 测试修改瀑布执行关联项目
 r($execution->changeProjectTest($newProjectIDlist[1],$oldProjectIDlist[2],$executionIDList[2])) && p('0:parent') && e('41');       // 测试修改看板执行关联项目
 
-system("./ztest init");
+$db->restoreDB();