tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

invoke-then-error-reject.js (1201B)

      1 // |reftest| async
      2 // Copyright (C) 2015 the V8 project authors. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 
      5 /*---
      6 description: >
      7  Error thrown when invoking the instance's `then` method (rejecting Promise)
      8 esid: sec-performpromiseall
      9 info: |
     10    11. Let result be PerformPromiseAll(iteratorRecord, C, promiseCapability).
     11    12. If result is an abrupt completion,
     12        a. If iteratorRecord.[[done]] is false, let result be
     13           IteratorClose(iterator, result).
     14        b. IfAbruptRejectPromise(result, promiseCapability).
     15 
     16    [...]
     17 
     18    25.4.4.1.1 Runtime Semantics: PerformPromiseAll
     19 
     20    [...]
     21    6. Repeat
     22        [...]
     23        r. Let result be Invoke(nextPromise, "then", «resolveElement,
     24           resultCapability.[[Reject]]»).
     25        s. ReturnIfAbrupt(result).
     26 flags: [async]
     27 ---*/
     28 
     29 var promise = new Promise(function() {});
     30 var error = new Test262Error();
     31 
     32 Object.defineProperty(promise, "then", {
     33  value: function() {
     34    throw error;
     35  }
     36 });
     37 
     38 Promise.all([promise]).then(function() {
     39  throw new Test262Error('The promise should be rejected');
     40 }, function(reason) {
     41  assert.sameValue(reason, error);
     42 }).then($DONE, $DONE);