js/src/tests/test262/ch11/11.4/11.4.1/11.4.1-4.a-13.js


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/// Copyright (c) 2012 Ecma International.  All rights reserved. 
/// Ecma International makes this code available under the terms and conditions set
/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the 
/// "Use Terms").   Any redistribution of this code must retain the above 
/// copyright and this notice and otherwise comply with the Use Terms.
/**
 * This test is actually testing the [[Delete]] internal method (8.12.8). Since the
 * language provides no way to directly exercise [[Delete]], the tests are placed here.
 *
 * @path ch11/11.4/11.4.1/11.4.1-4.a-13.js
 * @description delete operator returns false when deleting Array object
 */


function testcase() {

  var a = [1,2,3]
  a.x = 10;

  var d = delete a 

  if(d === false && Array.isArray(a) === true)
    return true;
 }
runTestCase(testcase);