change the job scontructor, update tests

src/index.js

@@ -1,7 +1,6 @@
 import events from 'events';
 import createClient from './helpers/es_client';
 import indexTimestamp from './helpers/index_timestamp';
-import createIndex from './helpers/create_index';
 import Job from './job.js';
 import Worker from './worker.js';
 import { omit } from 'lodash';
@@ -22,20 +21,23 @@ export default class Elastique extends events.EventEmitter {
   }
 
   _initTasks() {
-    const timestamp = indexTimestamp(this.settings.interval);
+
     var initTasks = [
       this.client.ping({ timeout: 3000 }),
-      createIndex(this.client, `${this.index}-${timestamp}`),
     ];
+
     return Promise.all(initTasks);
   }
 
   add(type, payload, opts = {}) {
+    const timestamp = indexTimestamp(this.settings.interval);
+    const index = `${this.index}-${timestamp}`;
+
     const options = Object.assign({
       timeout: this.settings.timeout
     }, opts);
 
-    const job = new Job(this, type, payload, options);
+    const job = new Job(this.client, index, type, payload, options);
     return job;
   }
 

src/job.js

@@ -3,20 +3,21 @@ import { isPlainObject, omit } from 'lodash';
 import { JOB_STATUS_PENDING } from './helpers/constants';
 
 export default class Job extends events.EventEmitter {
-  constructor(queue, type, payload, timeout = 10000) {
+  constructor(client, index, type, payload, timeout = 10000) {
     if (typeof type !== 'string') throw new Error('Type must be a string');
     if (!isPlainObject(payload)) throw new Error('Payload must be a plain object');
 
     super();
 
-    this.queue = queue;
+    this.client = client;
+    this.index = index;
     this.type = type;
     this.payload = payload;
     this.timeout = timeout;
     this.status = JOB_STATUS_PENDING;
 
-    this.ready = this.queue.client.index({
-      index: this.queue.index,
+    this.ready = this.client.index({
+      index: this.index,
       type: this.type,
       body: {
         payload: this.payload,