js调起微信支付时，res返回了一句话【当前是测试模式，‘支付’后会调用通知接口】，就没有然后了。。。
请问这是什么情况？

wx.config({
                debug: false,
                appId: data.addid,
                timestamp: stamp,
                nonceStr:  data.nonce_str,
                signature: ticket,
                jsApiList: [
                    'checkJsApi',
                    'onMenuShareTimeline',
                    'onMenuShareAppMessage',
                    'onMenuShareQQ',
                    'onMenuShareWeibo',
                    'hideMenuItems',
                    'showMenuItems',
                    'hideAllNonBaseMenuItem',
                    'showAllNonBaseMenuItem',
                    'translateVoice',
                    'startRecord',
                    'stopRecord',
                    'onRecordEnd',
                    'playVoice',
                    'pauseVoice',
                    'stopVoice',
                    'uploadVoice',
                    'downloadVoice',
                    'chooseImage',
                    'previewImage',
                    'uploadImage',
                    'downloadImage',
                    'getNetworkType',
                    'openLocation',
                    'getLocation',
                    'hideOptionMenu',
                    'showOptionMenu',
                    'closeWindow',
                    'scanQRCode',
                    'chooseWXPay',
                    'openProductSpecificView',
                    'addCard',
                    'chooseCard',
                    'openCard'
                ]
            });

            wx.chooseWXPay({
            "appId": data.appid,
            "timestamp": new Date().getTime(),
            "nonceStr": data.nonce_str,
            "package": $scope.payCode,
            "signType": "MD5",
            "paySign": hash

        },
        function (res) {
            alert(res);
        }
    );