Quelle test_bug311681.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/html/test/test_bug311681.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 311681</title>
  <script src="/tests/SimpleTest/SimpleTest.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=311681">Mozilla Bug 311681</a>
<script class="testbody" type="text/javascript">
  // Setup script
  SimpleTest.waitForExplicitFinish();

  // Make sure to trigger the hashtable case by asking for enough elements
  // by ID.
  for (var i = 0; i < 256; ++i) {
    var x = document.getElementById(i);
  }

  // save off the document.getElementById function, since getting it as a
  // property off the document it causes a content flush.
  var fun = document.getElementById;

  // Slot for our initial element with id "content"
  var testNode;

  function getCont() {
    return fun.call(document, "content");
  }

  function testClone() {
    // Test to make sure that if we have multiple nodes with the same ID in
    // a document we don't forget about one of them when the other is
    // removed.
    var newParent = $("display");
    var node = testNode.cloneNode(true);
    isnot(node, testNode, "Clone should be a different node");

    newParent.appendChild(node);

    // Check what getElementById returns, no flushing
    is(getCont(), node, "Should be getting new node pre-flush 1");

    // Trigger a layout flush, just in case.
    var itemHeight = newParent.offsetHeight/10;

    // Check what getElementById returns now.
    is(getCont(), node, "Should be getting new node post-flush 1");

    clear(newParent);

    // Check what getElementById returns, no flushing
    is(getCont(), testNode, "Should be getting orig node pre-flush 2");

    // Trigger a layout flush, just in case.
    var itemHeight = newParent.offsetHeight/10;

    // Check what getElementById returns now.
    is(getCont(), testNode, "Should be getting orig node post-flush 2");

    node = testNode.cloneNode(true);
    newParent.appendChild(node);
    testNode.remove();

    // Check what getElementById returns, no flushing
    is(getCont(), node, "Should be getting clone pre-flush");

    // Trigger a layout flush, just in case.
    var itemHeight = newParent.offsetHeight/10;

    // Check what getElementById returns now.
    is(getCont(), node, "Should be getting clone post-flush");

  }

  function clear(node) {
    while (node.hasChildNodes()) {
      node.firstChild.remove();
    }
  }

  addLoadEvent(testClone);
  addLoadEvent(SimpleTest.finish);
</script>
<p id="display"></p>
<div id="content" style="display: none">
  <script class="testbody" type="text/javascript">
    testNode = fun.call(document, "content");
    isnot(testNode, null, "Should have node here");
  </script>
</div>
<pre id="test">
</pre>
</body>
</html>

Messung V0.5

¤ Dauer der Verarbeitung: 0.19 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.