Quelle test_bug534785.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/layout/forms/test/test_bug534785.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 534785</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=534785">Mozilla Bug 534785</a>
<p id="display"></p>
<input type="text" value="test">
<div id="reframe">
<textarea></textarea>
<textarea>test</textarea>
<input type="text">
<input type="text" value="test">
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 534785 **/

SimpleTest.waitForExplicitFinish();

SimpleTest.waitForFocus(function() {
  var i = document.querySelector("input");
  i.addEventListener("focus", function() {
    is(i.value, "test", "Sanity check");

    is(document.activeElement, i, "Should be focused before frame reconstruction");
    sendString("1");
    is(i.value, "1test", "Can accept keyboard events before frame reconstruction");

    // force frame reconstruction
    i.style.display = "none";
    document.offsetHeight;
    i.style.display = "";
    document.offsetHeight;

    is(document.activeElement, i, "Should be focused after frame reconstruction");
    sendString("2");
    is(i.value, "12test", "Can accept keyboard events after frame reconstruction");

    // Make sure reframing happens gracefully
    var reframeDiv = document.getElementById("reframe");
    var textAreaWithoutValue = reframeDiv.querySelectorAll("textarea")[0];
    var textAreaWithValue = reframeDiv.querySelectorAll("textarea")[1];
    var inputWithoutValue = reframeDiv.querySelectorAll("input")[0];
    var inputWithValue = reframeDiv.querySelectorAll("input")[1];
    reframeDiv.style.display = "none";
    document.body.offsetWidth;
    reframeDiv.style.display = "";
    document.body.offsetWidth;
    [textAreaWithoutValue, inputWithoutValue].forEach(function (elem) {
      is(elem.value, "", "Value should persist correctly");
    });
    [textAreaWithValue, inputWithValue].forEach(function (elem) {
      is(elem.value, "test", "Value should persist correctly");
    });
    [inputWithoutValue, inputWithValue].forEach(elem => elem.type = "submit");
    document.body.offsetWidth;
    is(inputWithoutValue.value, "", "Value should persist correctly");
    is(inputWithValue.value, "test", "Value should persist correctly");
    [inputWithoutValue, inputWithValue].forEach(elem => elem.type = "text");
    document.body.offsetWidth;
    is(inputWithoutValue.value, "", "Value should persist correctly");
    is(inputWithValue.value, "test", "Value should persist correctly");
    [inputWithoutValue, inputWithValue].forEach(elem => elem.focus()); // initialze the editor
    reframeDiv.style.display = "none";
    document.body.offsetWidth;
    reframeDiv.style.display = "";
    document.body.offsetWidth;
    is(inputWithoutValue.value, "", "Value should persist correctly with editor");
    is(inputWithValue.value, "test", "Value should persist correctly with editor");

    SimpleTest.finish();
  });
  i.focus();
});

</script>
</pre>
</body>
</html>

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