third_party/WebKit/LayoutTests/fast/dom/Document/title-property-set-multiple-times.html

   1 <html>
   2 <head>
   3 <script>
   4 function log(message)
   5 {
   6     var paragraph = document.createElement("p");
   7     paragraph.appendChild(document.createTextNode(message));
   8     document.getElementById("console").appendChild(paragraph);
   9 }
  10
  11 function expect(expected, actual)
  12 {
  13     var msg = "Expected " + expected + ", got " + actual + ": ";
  14     if (expected == actual)
  15         log(msg + "PASS");
  16     else
  17         log(msg + "FAIL");
  18 }
  19
  20 function createTitleElement(title)
  21 {
  22     var t = document.createElement('title');
  23     t.appendChild(document.createTextNode(title));
  24     return t;
  25 }
  26
  27 function test()
  28 {
  29     if (window.testRunner)
  30         testRunner.dumpAsText();
  31
  32     var head = document.getElementsByTagName('head')[0];
  33
  34     expect('', document.title);
  35     head.appendChild(createTitleElement('First title'));
  36     expect('First title', document.title);
  37     document.title = 'Second title';
  38     expect('Second title', document.title);
  39     head.appendChild(createTitleElement('Third title'));
  40     expect('Second title', document.title);
  41     document.title = 'Fourth title';
  42     expect('Fourth title', document.title);
  43
  44     var titles = head.getElementsByTagName('title');
  45     var expectedTitles = {1: 'Third title', 0: ''};
  46     while (titles.length) {
  47         titles[0].parentNode.removeChild(titles[0]);
  48         expect(expectedTitles[titles.length], document.title);
  49     }
  50
  51     head.appendChild(createTitleElement('Fifth title'));
  52     expect('Fifth title', document.title);
  53 }
  54 </script>
  55 </head>
  56 <body>
  57 <p>Test for <a href='http://bugs.webkit.org/show_bug.cgi?id=11692'>http://bugs.webkit.org/show_bug.cgi?id=11692</a>.
  58    If the title has been explicitly set via document.title, any further &lt;title&gt; tags parsed should not effect
  59    the document title.</p>
  60 <hr>
  61 <div id='console'/>
  62 <script>
  63     test();
  64 </script>
  65 </body>
  66 </html>