LayoutTests/media/video-dom-preload.html

   1 <html>
   2     <head>
   3         <script src=video-test.js></script>
   4         <script>
   5             function setPreload(value, expected)
   6             {
   7                 consoleWrite("- set via DOM");
   8                 run("video.removeAttribute('preload')");
   9                 run("video.preload = '" + value + "'");
  10                 testExpected("video.getAttribute('preload')", expected);
  11                 testExpected("video.preload", expected);
  12                 consoleWrite("- and via attribute");
  13                 run("video.removeAttribute('preload')");
  14                 run("video.setAttribute('preload', '" + value + "')");
  15                 testExpected("video.preload", expected);
  16                 testExpected("video.getAttribute('preload')", expected);
  17                 consoleWrite("");
  18
  19             }
  20
  21             function test()
  22             {
  23                 findMediaElement();
  24                 consoleWrite("");
  25
  26                 consoleWrite("++ Test default attribute value");
  27                 testExpected("video.preload", "auto");
  28                 testExpected("video.getAttribute('preload')", null);
  29                 consoleWrite("");
  30
  31                 consoleWrite("++ Remove attribute, should revert to default");
  32                 run("video.removeAttribute('preload')");
  33                 testExpected("video.preload", "auto");
  34                 consoleWrite("");
  35
  36                 consoleWrite("++ Set to 'none'");
  37                 setPreload("none", "none");
  38
  39                 consoleWrite("++ Set to 'auto'");
  40                 setPreload("auto", "auto");
  41
  42                 consoleWrite("++ set to bogus value, should revert to default value");
  43                 run("video.removeAttribute('preload')");
  44                 consoleWrite("- set via DOM");
  45                 run("video.preload = 'bogus'");
  46                 testExpected("video.getAttribute('preload')", "bogus");
  47                 testExpected("video.preload", "auto");
  48                 consoleWrite("- and via attribute");
  49                 run("video.setAttribute('preload', 'bogus')");
  50                 testExpected("video.preload", "auto");
  51                 testExpected("video.getAttribute('preload')", "bogus");
  52                 consoleWrite("");
  53
  54                 consoleWrite("++ Set to 'metadata'");
  55                 setPreload("metadata", "metadata");
  56
  57                 endTest();
  58             }
  59         </script>
  60
  61     </head>
  62
  63     <body onload="test()">
  64         <video controls></video>
  65     </body>
  66 </html>
  67