|  | // Copyright 2015 the V8 project authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | if (this.Worker) { | 
|  | var __v_7 = new Worker('onmessage = function() {};', {type: 'string'}); | 
|  | var e; | 
|  | var ab = new ArrayBuffer(2 * 1000 * 1000); | 
|  | try { | 
|  | __v_7.postMessage(ab); | 
|  | threw = false; | 
|  | } catch (e) { | 
|  | // postMessage failed, should be a DataCloneError message. | 
|  | assertContains('cloned', e.message); | 
|  | threw = true; | 
|  | } | 
|  | assertTrue(threw, 'Should throw when trying to serialize large message.'); | 
|  | } |