tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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array-key-get-error.js (694B)

      1 // Copyright (C) 2015 the V8 project authors. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 description: Error in Array entry access during traversal using for..of
      6 info: |
      7    If retrieving an element from the array produces an error, that error
      8    should be forwarded to the run time.
      9 es6id: 13.6.4
     10 ---*/
     11 
     12 var array = [];
     13 var iterationCount = 0;
     14 
     15 Object.defineProperty(array, '0', {
     16  get: function() {
     17    throw new Test262Error();
     18  }
     19 });
     20 
     21 assert.throws(Test262Error, function() {
     22  for (var value of array) {
     23    iterationCount += 1;
     24  }
     25 });
     26 
     27 assert.sameValue(iterationCount, 0, 'The loop body is not evaluated');
     28 
     29 reportCompare(0, 0);