tor-browser

The Tor Browser
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asyncHelpers-asyncTest-return-not-thenable.js (793B)

      1 // Copyright (C) 2022 Igalia, S.L. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 description: |
      5    The 'asyncTest' helper rejects test functions that do not return a thenable.
      6 includes: [asyncHelpers.js, compareArray.js]
      7 ---*/
      8 
      9 const doneValues = [];
     10 function $DONE(error) {
     11  // Will be a TypeError from trying to invoke .then() on non-thenable
     12  doneValues.push(error instanceof TypeError);
     13 }
     14 asyncTest(function () {
     15  return null;
     16 });
     17 asyncTest(function () {
     18  return {};
     19 });
     20 asyncTest(function () {
     21  return "string";
     22 });
     23 asyncTest(function () {
     24  return 42;
     25 });
     26 asyncTest(function () {});
     27 asyncTest(function () {
     28  return function () {};
     29 });
     30 assert.compareArray(doneValues, [true, true, true, true, true, true]);
     31 
     32 reportCompare(0, 0);