Quelle test_bug1151186.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/editor/libeditor/tests/test_bug1151186.html

<!DOCTYPE HTML>
<html>

<head>
  <meta charset="utf-8">
  <title>Test for Bug 1151186</title>
  <link rel=stylesheet href="/tests/SimpleTest/test.css">
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script>
  /** Test for Bug 1151186 **/
  SimpleTest.waitForExplicitFinish();

  // In this test, we want to check the IME enabled state in the `contenteditable`
  // editor which is focused by `focus` event listener of the document.
  // However, according to the random oranges filed as bug 1176038 and bug 1611360,
  // `focus` event are sometimes not fired on the document and the reason is,
  // the document sometimes not focused automatically.  Therefore, this test
  // will set focus the document when `focus` event is not fired until next
  // macro task.
  var focusEventFired = false;
  function onFocus(event) {
    is(event.target.nodeName, "#document", "focus event should be fired on the document node");
    if (event.target != document) {
      return;
    }
    focusEventFired = true;
    document.getElementById("editor").focus();
    SimpleTest.executeSoon(runTests);
  }
  document.addEventListener("focus", onFocus, {once: true});

  // Register next macro task to check whether `focus` event of the document
  // is fired as expected.  If not, let's focus our window manually. Then,
  // the `focus` event listener starts the test anyway.
  setTimeout(() => {
   if (focusEventFired) {
     return; // We've gotten `focus` event as expected.
   }
   ok(!document.hasFocus(), "The document should not have focus yet");
   info("Setting focus to the window forcibly...");
   window.focus();
  }, 0);

  function runTests() {
    let description = focusEventFired ?
        "document got focused normally" :
        "document got focused forcibly";
    is(document.activeElement, document.getElementById("editor"),
       `The div element should be focused (${description})`);
    var utils = SpecialPowers.getDOMWindowUtils(window);
    is(utils.IMEStatus, utils.IME_STATUS_ENABLED,
       `IME should be enabled (${description})`);
    SimpleTest.finish();
  }
  </script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1151186">Mozilla Bug 1151186</a>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<div id="editor" contenteditable="true"></div>
<pre id="test">
</pre>
</body>
</html>

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