fix tests

src/scheduler.js

@@ -6,7 +6,7 @@ exports = module.exports = {
     resumeJobs
 };
 
-let apps = require('./apps.js'),
+const apps = require('./apps.js'),
     assert = require('assert'),
     async = require('async'),
     BoxError = require('./boxerror.js'),
@@ -119,6 +119,8 @@ function stopJobs(appId, appState, callback) {
 }
 
 function sync() {
+    if (constants.TEST) return;
+
     apps.getAll(function (error, allApps) {
         if (error) return debug(`sync: error getting app list. ${error.message}`);