test_fromUserInput.html

Enable keyboard shortcuts

<html>

<head>

  <title>Testing of isFromUserInput in text events</title>

  <link rel="stylesheet" type="text/css"

        href="chrome://mochikit/content/tests/SimpleTest/test.css" />

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

  <script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>

  <script type="application/javascript"

          src="../common.js"></script>

  <script type="application/javascript"

          src="../promisified-events.js"></script>

  <script type="application/javascript">

    const kNotFromUserInput = false;

    const kFromUserInput = true;

    function checkTextChangeEvent(

      evt,

      aID,

      aStart,

      aEnd,

      aText,

      aIsInserted,

      aFromUser

) {

      let tcEvent = evt.QueryInterface(nsIAccessibleTextChangeEvent);

      let modifiedTextLen = aEnd == -1 ? aText.length : aEnd - aStart;

      is(tcEvent.start, aStart, "Wrong start offset for " + prettyName(aID));

is(

        tcEvent.length,

        modifiedTextLen,

        "Wrong length for " + prettyName(aID)

);

      let changeInfo = aIsInserted ? "inserted" : "removed";

is(

        tcEvent.isInserted,

        aIsInserted,

        "Text was " + changeInfo + " for " + prettyName(aID)

);

is(

        tcEvent.modifiedText,

        aText,

        "Wrong " + changeInfo + " text for " + prettyName(aID)

);

      if (typeof aFromUser != "undefined") {

is(

          tcEvent.isFromUserInput,

          aFromUser,

          "wrong value of isFromUserInput() for " + prettyName(aID)

);

    // //////////////////////////////////////////////////////////////////////////

    // Do tests

    // gA11yEventDumpID = "eventdump"; // debug stuff

    async function doTests() {

      // Focused editable text node

      let divNode = getNode("div");

      let p = waitForEvent(EVENT_TEXT_REMOVED, "div");

      divNode.focus();

      let textNode = divNode.firstChild;

      let selection = window.getSelection();

      let range = document.createRange();

      range.setStart(textNode, 0);

      range.setEnd(textNode, 3);

      selection.addRange(range);

      synthesizeKey("KEY_Delete");

      let evt = await p;

      checkTextChangeEvent(evt, "div", 0, 3, "hel", false, kFromUserInput);

      // Focused editable HTML input

      let inputNode = getNode("input");

      p = waitForEvent(EVENT_TEXT_REMOVED, "input");

      inputNode.focus();

      inputNode.setSelectionRange(1, 2);

      synthesizeKey("KEY_Delete");

      evt = await p;

      checkTextChangeEvent(evt, "input", 1, 2, "n", false, kFromUserInput);

      SimpleTest.finish();

    SimpleTest.waitForExplicitFinish();

    addA11yLoadEvent(doTests);

  </script>

</head>

<body>

  <a target="_blank"

     href="https://bugzilla.mozilla.org/show_bug.cgi?id=686909"

     title="isFromUserInput flag on accessible text change events not correct">

    Mozilla Bug 686909

  </a>

  <p id="display"></p>

  <div id="content" style="display: none"></div>

  <pre id="test"></pre>

  <div id="eventdump"></div>

  <div id="div" contentEditable="true">hello</div>

  <input id="input" value="input">

</body>

</html>