content/media/test/test_buffered.html

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 <!DOCTYPE HTML>
     2 <html>
     3 <!--
     4 https://bugzilla.mozilla.org/show_bug.cgi?id=462957
     5 -->
     6 <head>
     7   <title>Test for Bug 462957</title>
     8   <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
     9   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
    10   <script type="text/javascript" src="manifest.js"></script>
    11 </head>
    12 <body>
    13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=462957">Mozilla Bug 462957</a>
    15 <p id="display"></p>
    16 <div id="content" style="display: none">
    18 </div>
    19 <pre id="test">
    20 <script type="application/javascript">
    22 // Test for Bug 462957; HTMLMediaElement.buffered.
    24 var manager = new MediaTestManager;
    26 function testBuffered(e) {
    27   var v = e.target;
    29   // The whole media should be buffered...
    30   var b = v.buffered;
    31   is(b.length, 1, v._name + ": Should be buffered in one range");
    32   is(b.start(0), 0, v._name + ": First range start should be media start");
    33   is(b.end(0), v.duration, v._name + ": First range end should be media end");
    35   // Ensure INDEX_SIZE_ERR is thrown when we access outside the range
    36   var caught = false;
    37   try {
    38     b.start(-1);
    39   } catch (e) {
    40     caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
    41   }
    42   is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on under start bounds range");
    44   caught = false;
    45   try {
    46     b.end(-1);
    47   } catch (e) {
    48     caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
    49   }
    50   is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on under end bounds range");
    52   caught = false;
    53   try {
    54     b.start(b.length);
    55   } catch (e) {
    56     caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
    57   }
    58   is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on over start bounds range");
    60   caught = false;
    61   try {
    62     b.end(b.length);
    63   } catch (e) {
    64     caught = e.name == "IndexSizeError" && e.code == DOMException.INDEX_SIZE_ERR;
    65   }
    66   is(caught, true, v._name + ": Should throw INDEX_SIZE_ERR on over end bounds range");
    68 	manager.finished(v._token);
    69   v.src = "";
    70   v.parentNode.removeChild(v);  
    71 }
    73 function fetch(url, fetched_callback) {
    74   var xhr = new XMLHttpRequest();
    75   xhr.open("GET", url, true);
    76   xhr.responseType = "blob";
    78   var loaded = function (event) {
    79     if (xhr.status == 200 || xhr.status == 206) {
    80       // Request fulfilled. Note sometimes we get 206... Presumably because either
    81       // httpd.js or Necko cached the result.
    82       fetched_callback(window.URL.createObjectURL(xhr.response));
    83     } else {
    84       ok(false, "Fetch failed headers=" + xhr.getAllResponseHeaders());
    85     }
    86   };
    88   xhr.addEventListener("load", loaded, false);
    89   xhr.send();
    90 }
    92 function startTest(test, token) {
    93   // Fetch the media resource using XHR so we can be sure the entire
    94   // resource is loaded before we test buffered ranges. This ensures
    95   // we have deterministic behaviour.
    96   var onfetched = function(uri) {
    97     var v = document.createElement('video');
    98     v.preload = "metadata";
    99     v._token = token;
   100     v.src = uri;
   101     v._name = test.name;
   102     v._test = test;
   103     v.addEventListener("loadedmetadata", testBuffered, false);
   104     document.body.appendChild(v);
   105   };
   107   manager.started(token);
   108   fetch(test.name, onfetched);
   109 }
   111 // Note: No need to set media test prefs, since we're using XHR to fetch
   112 // media data.
   113 SimpleTest.waitForExplicitFinish();
   114 manager.runTests(gSeekTests, startTest);
   116 </script>
   117 </pre>
   118 </body>
   119 </html>

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