Phonegap wrapped a case,how to play local audio file?

cocos2d-x JavaScript
#1

In my case ,the audio path is /www/myTest/res/background.mp3

I have tried set the file path

cc.AudioEngine.getInstance().playMusic(“file:///android_asset/www/myTest/res/background”, false);

cc.AudioEngine.getInstance().playMusic(“/www/myTest/res/background”, false);

cc.AudioEngine.getInstance().playMusic(“/myTest/res/background”, false);

all not work

How to set the audio path