post-task-then-detach.html

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /scheduler/post-task-then-detach.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>Scheduler: postTask in Detached Scheduler</title>

<link rel="author" title="Nate Chapin" href="mailto:japhet@chromium.org">

<link rel="help" href="https://github.com/WICG/scheduling-apis">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script>

'use strict';

async_test(t => {

  onload = () => {

    let didRun = false;

    const frame = document.body.appendChild(document.createElement('iframe'));

    frame.contentWindow.scheduler.postTask(() => { didRun = true; });

    document.body.removeChild(frame);

    // We cannot assume anything about ordering between postTask tasks and

    // non-postTask or postTask tasks from different schedulers, so the best we

    // can do is give the task time to run.

    t.step_timeout(() => {

      assert_false(didRun, 'The task should not have run.');

      t.done();

    }, 10);

}, 'Test scheduler.postTask() from an iframe that is removed before the task runs');

</script>