dom/base/test/test_bug602838.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=602838
   5 -->
   6 <head>
   7   <title>Test for Bug 602838</title>
   8   <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
  11 </head>
  12 <body>
  13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=602838">Mozilla Bug 602838</a>
  14 <p id="display"></p>
  15 <div id="content" style="display: none">
  16
  17 </div>
  18 <pre id="test">
  19 <script id=withasync async></script>
  20 <script id=withoutasync></script>
  21 <script class="testbody" type="text/javascript">
  22
  23 /** Test for Bug 602838 **/
  24 SimpleTest.waitForExplicitFinish();
  25 var firstRan = false;
  26 var asyncRan = false;
  27
  28 var withoutasync = document.getElementById("withoutasync");
  29 ok(withoutasync.async, "When a script loses parser-insertedness, it should become async.");
  30
  31 var withasync = document.getElementById("withasync");
  32 ok(withasync.async, "A script with the async content attribute should have the DOM attribute reporting true.");
  33 withasync.removeAttribute("async");
  34 ok(!withasync.async, "Should be able to remove asyncness from a script that had the async content attribute when losing parser-insertedness by removing the content attribute.");
  35
  36 var s = document.createElement("script");
  37 ok(s.async, "Script-created scripts should default to .async=true");
  38 ok(!s.hasAttribute("async"), "Script-created scripts should not have the async content attribute by default.");
  39 s.removeAttribute("async");
  40 ok(s.async, "Removing a non-existing content-attribute should not have an effect on the forced async DOM property.");
  41 s.setAttribute("async", "");
  42 ok(s.async, "The async DOM property should still be true.");
  43 s.removeAttribute("async");
  44 ok(!s.async, "When a previously present async content attribute is removed, the DOM property should become false.");
  45 s.src = "script_bug602838.sjs";
  46 document.body.appendChild(s);
  47
  48 s = document.createElement("script");
  49 s.src = "data:text/javascript,ok(firstRan, 'The first script should have run'); SimpleTest.finish();";
  50 s.async = false;
  51 ok(!s.async, "Setting the async DOM property to false should turned of forcing async to true.");
  52 document.body.appendChild(s);
  53
  54 function unblock() {
  55   var xhr = new XMLHttpRequest();
  56   xhr.open("GET", "script_bug602838.sjs?unblock");
  57   xhr.send();
  58 }
  59
  60 s = document.createElement("script");
  61 s.src = "data:text/javascript,ok(!firstRan, 'Non-async should not have run yet.'); asyncRan = true; unblock();";
  62 document.body.appendChild(s);
  63
  64 </script>
  65 </pre>
  66 </body>
  67 </html>
  68