third_party/WebKit/LayoutTests/fast/dom/HTMLScriptElement/script-async-attr.html

   1 <html>
   2 <head>
   3 <script src="../../../resources/js-test.js"></script>
   4 </head>
   5 <body>
   6
   7 <script id="s0" src="ignored.js"></script>
   8 <script id="s1" src="ignored.js" async></script>
   9 <script id="s2" src="ignored.js" async="async"></script>
  10 <script id="s3" src="ignored.js" async="ASYNC"></script>
  11 <script id="s4" src="ignored.js" async="true"></script>
  12 <script id="s5" src="ignored.js" async="false"></script>
  13 <script id="s6"></script>
  14 <script id="s7" async></script>
  15 <script id="s8" async></script>
  16
  17 <script>
  18 description('This test checks for proper parsing of the async attribute on HTML script tags.');
  19
  20 var nextScriptID = 9;
  21
  22 function isAsync(id)
  23 {
  24     return document.getElementById(id).async;
  25 }
  26
  27 function isDynamicallyInsertedScriptAsync(async)
  28 {
  29     var id = "s" + nextScriptID++;
  30     var script = document.createElement("script");
  31     script.id = id;
  32     script.src = "resources/script-load.js";
  33     if (async != null)
  34         script.async = async;
  35     document.getElementsByTagName("head")[0].appendChild(script);
  36     return isAsync(id);
  37 }
  38
  39 document.getElementById("s8").removeAttribute("async");
  40
  41 shouldBeFalse("isAsync('s0')");
  42 shouldBeTrue("isAsync('s1')");
  43 shouldBeTrue("isAsync('s2')");
  44 shouldBeTrue("isAsync('s3')");
  45 shouldBeTrue("isAsync('s4')");
  46 shouldBeTrue("isAsync('s5')");
  47 shouldBeTrue("isAsync('s6')");
  48 shouldBeTrue("isAsync('s7')");
  49 shouldBeFalse("isAsync('s8')");
  50 shouldBeTrue("isDynamicallyInsertedScriptAsync(true)");
  51 shouldBeFalse("isDynamicallyInsertedScriptAsync(false)");
  52 shouldBeTrue("isDynamicallyInsertedScriptAsync(\"async\")");
  53 shouldBeTrue("isDynamicallyInsertedScriptAsync(null)");
  54 </script>
  55 </body>
  56 </html>
  57