dom/promise/tests/test_on_promise_settled_duplicates.html
author Masayuki Nakano <masayuki@d-toybox.com>
Sat, 12 Sep 2015 01:19:28 +0900
changeset 262062 062647162efbdb0086028f6121b05608923b7a5e
parent 216200 3ff8b08772626253ac9feac40a56fc4347e3fc51
child 364912 1075b94a522dbadf874f224312fa542d3fecdc9d
permissions -rw-r--r--
Bug 895274 part.220 Rename NS_PRINT_EVENT_START to ePrintEventFirst r=smaug

<!--
  Any copyright is dedicated to the Public Domain.
  http://creativecommons.org/publicdomain/zero/1.0/
-->

<!--
Bug 1084065 - Test that Debugger.prototype.onPromiseResolved doesn't get dupes.
-->

<html>
<head>
  <title>Test for interaction with SpiderMonkey's Debugger.prototype.onNewPromise</title>
  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
  <script type="application/javascript">
  SimpleTest.waitForExplicitFinish();

  is(Object.prototype.toString.call(new Promise(function () {})),
     "[object Promise]",
     "We should have the native DOM promise implementation.");

  var Cu = Components.utils;
  Cu.import("resource://gre/modules/jsdebugger.jsm");
  var dbgGlobal = new Cu.Sandbox(document.nodePrincipal);
  addDebuggerToGlobal(dbgGlobal);
  var dbg = new dbgGlobal.Debugger(this);

  var seen = new Set();
  dbg.onPromiseSettled = function (wp) {
    is(seen.has(wp), false);
    seen.add(wp);
  };

  var promise = new Promise(function (fulfill, reject) {
    fulfill(1);
    fulfill(2);
    fulfill(3);
  });

  promise
    .then(function () {
      dbg.onPromiseSettled = undefined;
    })
    .then(null, function (e) {
      ok(false, "Got an unexpected error: " + e);
    })
    .then(SimpleTest.finish);
  </script>
</pre>
</body>
</html>