tor-browser

The Tor Browser
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asyncHelpers-asyncTest-returns-undefined.js (923B)

      1 // |reftest| async
      2 // Copyright (C) 2022 Igalia, S.L. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 /*---
      5 description: |
      6    The 'asyncTest' helper when called with async flag always returns undefined.
      7 flags: [async]
      8 includes: [asyncHelpers.js]
      9 ---*/
     10 var realDone = $DONE;
     11 var doneCalls = 0;
     12 globalThis.$DONE = function () {
     13  doneCalls++;
     14 };
     15 
     16 (async function () {
     17  assert.sameValue(undefined, asyncTest({}));
     18  assert.sameValue(
     19    undefined,
     20    asyncTest(function () {
     21      return "non-thenable";
     22    })
     23  );
     24  assert.sameValue(
     25    undefined,
     26    asyncTest(function () {
     27      return Promise.resolve(true);
     28    })
     29  );
     30  assert.sameValue(
     31    undefined,
     32    asyncTest(function () {
     33      return Promise.reject(new Test262Error("oh no"));
     34    })
     35  );
     36 })()
     37  .then(() => {
     38    assert.sameValue(doneCalls, 4, "asyncTest must call $DONE");
     39  })
     40  .then(realDone, realDone);