tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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resolve-thenable.js (682B)

      1 // |reftest| async
      2 // Copyright (C) 2019 Leo Balter. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 /*---
      5 description: Resolving with a thenable object value
      6 esid: sec-promise.allsettled
      7 info: |
      8  Let promiseCapability be NewPromiseCapability(C).
      9 flags: [async]
     10 features: [Promise.allSettled]
     11 ---*/
     12 
     13 var value = {};
     14 var promise;
     15 
     16 try {
     17  Array.prototype.then = function(resolve) {
     18    resolve(value);
     19  };
     20 
     21  promise = Promise.allSettled([]);
     22 } finally {
     23  delete Array.prototype.then;
     24 }
     25 
     26 promise.then(function(val) {
     27  assert.sameValue(val, value);
     28 }, function() {
     29  $DONE('The promise should not be rejected.');
     30 }).then($DONE, $DONE);