The Tor Browser: content/media/test/test_preload_actions.html@44a2da4a2ab2 (annotated)

content/media/test/test_preload_actions.html@44a2da4a2ab2 (annotated)

content/media/test/test_preload_actions.html

Fri, 16 Jan 2015 04:50:19 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Fri, 16 Jan 2015 04:50:19 +0100
branch: TOR_BUG_9701
changeset 13: 44a2da4a2ab2
permissions: -rw-r--r--

Replace accessor implementation with direct member state manipulation, by
request https://trac.torproject.org/projects/tor/ticket/9701#comment:32

 <!DOCTYPE HTML>
 <html>
 <!--
 https://bugzilla.mozilla.org/show_bug.cgi?id=548523
 -->
 <head>
   <title>Test for Bug 548523</title>
   <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
   <script type="text/javascript" src="manifest.js"></script>
 </head>
 <body>
 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=548523">Mozilla Bug 548523</a>
 <p id="display"></p>
 <div id="content" style="display: none">
 </div>
 <!-- <button onClick="SimpleTest.finish();">Finish</button> -->
 <div>Tests complete: <span id="log" style="font-size: small;"></span></div>
 <pre id="test">
 <script type="application/javascript">
 /** Test for Bug 548523 **/
 var manager = new MediaTestManager;
 manager.onFinished = function() {
   is(gotLoadEvent, true, "Should not have delayed the load event indefinitely");
 };
 var test = getPlayableVideo(gSeekTests);
 var baseName = test.name;
 var gTest = test;
 var bogusSrc = "bogus.duh";
 var bogusType = "video/bogus";
 var gotLoadEvent = false;
 var finished = false;
 addLoadEvent(function() {gotLoadEvent=true;});
 function log(m) {
   var l = document.getElementById("log");
   l.innerHTML += m;
 }
 function maybeFinish(v, n) {
   if (v._finished) {
     return;
   }
   v._finished = true;
   log(n + ",");
   removeNodeAndSource(v);
   manager.finished(v.token);
 }
 function filename(uri) {
   return uri.substr(uri.lastIndexOf("/")+1);
 }
 // Every test must have a setup(v) function, and must call maybeFinish() when test is complete.
 var tests = [
   {
     // 1. Add preload:none video with src to document. Load should halt at NETWORK_IDLE and HAVE_NOTHING,
     // after receiving a suspend event. Should not receive loaded events until after we call load().
     // Note the suspend event is explictly sent by our "stop the load" code, but other tests can't rely
     // on it for the preload:metadata case, as there can be multiple suspend events when loading metadata.
     suspend:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(1) Must get loadstart.");
       is(v._gotLoadedMetaData, false, "(1) Must not get loadedmetadata.");
       is(v.readyState, v.HAVE_NOTHING, "(1) ReadyState must be HAVE_NOTHING");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(1) NetworkState must be NETWORK_IDLE");
       maybeFinish(v, 1);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("suspend", this.suspend, false);
       v.src = test.name;
       document.body.appendChild(v); // Causes implicit load, which will be halted due to preload:none.
     },
     name: "test1",
   },
   {
     // 2. Add preload:metadata video with src to document. Should halt with NETWORK_IDLE, HAVE_CURRENT_DATA
     // after suspend event and after loadedmetadata.
     loadeddata:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(2) Must get loadstart.");
       is(v._gotLoadedMetaData, true, "(2) Must get loadedmetadata.");
       ok(v.readyState >= v.HAVE_CURRENT_DATA, "(2) ReadyState must be >= HAVE_CURRENT_DATA");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(2) NetworkState must be NETWORK_IDLE");
       maybeFinish(v, 2);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "metadata";
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadeddata", this.loadeddata, false);
       v.src = test.name;
       document.body.appendChild(v); // Causes implicit load, which will be halted after
                                      // metadata due to preload:metadata.
     },
     name: "test2",
   },
   {
     // 3. Add preload:auto to document. Should receive canplaythrough eventually.
     canplaythrough:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(3) Must get loadstart.");
       is(v._gotLoadedMetaData, true, "(3) Must get loadedmetadata.");
       maybeFinish(v, 3);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "auto";
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("canplaythrough", this.canplaythrough, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
     },
     name: "test3",
   },
   {
     // 4. Add preload:none video to document. Call play(), should load then play through.
     suspend:
     function(e) {
       var v = e.target;
       if (v._gotSuspend) {
         return; // We can receive multiple suspend events, like the one after download completes.
       }
       v._gotSuspend = true;
       is(v._gotLoadStart, true, "(4) Must get loadstart.");
       is(v._gotLoadedMetaData, false, "(4) Must not get loadedmetadata.");
       is(v.readyState, v.HAVE_NOTHING, "(4) ReadyState must be HAVE_NOTHING");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(4) NetworkState must be NETWORK_IDLE");
       v.play(); // Should load and play through.
     },
     ended:
     function(e) {
       ok(true, "(4) Got playback ended");
       maybeFinish(e.target, 4);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v._gotSuspend = false;
       v.preload = "none";
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("suspend", this.suspend, false);
       v.addEventListener("ended", this.ended, false);
       v.src = test.name;
       document.body.appendChild(v);
     },
     name: "test4",
   },
   {
     // 5. preload:none video without resource, add to document, will implicitly start a
     // preload:none load. Add a src, it shouldn't load.
     suspend:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(5) Must get loadstart.");
       is(v._gotLoadedMetaData, false, "(5) Must not get loadedmetadata.");
       is(v.readyState, v.HAVE_NOTHING, "(5) ReadyState must be HAVE_NOTHING");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(5) NetworkState must be NETWORK_IDLE");
       maybeFinish(v, 5);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("suspend", this.suspend, false);
       document.body.appendChild(v); // Causes implicit load, which will be halted due to no resource.
       v.src = test.name; // Load should start, and halt at preload:none.
     },
     name: "test5",
   },
   {
     // 6. preload:none video without resource, add to document, will implicitly start a
     // preload:none load. Add a source, it shouldn't load.
     suspend:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(6) Must get loadstart.");
       is(v._gotLoadedMetaData, false, "(6) Must not get loadedmetadata.");
       is(v.readyState, v.HAVE_NOTHING, "(6) ReadyState must be HAVE_NOTHING");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(6) NetworkState must be NETWORK_IDLE");
       maybeFinish(v, 6);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("suspend", this.suspend, false);
       document.body.appendChild(v); // Causes implicit load, which will be halted due to no resource.
       var s = document.createElement("source");
       s.src = test.name;
       s.type = test.type;
       v.appendChild(s); // Load should start, and halt at preload:none.
     },
     name: "test6",
   },
   {
     // 7. create a preload:none document with multiple sources, the first of which is invalid.
     // Add to document, then play. It should load and play through the second source.
     suspend:
     function(e) {
       var v = e.target;
       if (v._gotSuspend)
         return; // We can receive multiple suspend events, like the one after download completes.
       v._gotSuspend = true;
       is(v._gotLoadStart, true, "(7) Must get loadstart.");
       is(v._gotLoadedMetaData, false, "(7) Must not get loadedmetadata.");
       is(v.readyState, v.HAVE_NOTHING, "(7) ReadyState must be HAVE_NOTHING");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(7) NetworkState must be NETWORK_IDLE");
       v.play(); // Should load and play through.
     },
     ended:
     function(e) {
       ok(true, "(7) Got playback ended");
       var v = e.target;
       is(v._gotErrorEvent, true, "(7) Should get error event from first source load failure");
       maybeFinish(v, 7);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v._gotErrorEvent = false;
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("suspend", this.suspend, false);
       v.addEventListener("ended", this.ended, false);
       var s1 = document.createElement("source");
       s1.src = "not-a-real-file.404"
       s1.type = test.type;
       s1.addEventListener("error", function(e){v._gotErrorEvent = true;}, false);
       v.appendChild(s1);
       var s2 = document.createElement("source");
       s2.src = test.name;
       s2.type = test.type;
       v.appendChild(s2);
       document.body.appendChild(v); // Causes implicit load, which will be halt at preload:none on the second resource.
     },
     name: "test7",
   },
   {
     // 8. Change preload value from none to metadata should cause metadata to be loaded.
     loadeddata:
     function(e) {
       var v = e.target;
       is(v._gotLoadedMetaData, true, "(8) Must get loadedmetadata.");
       ok(v.readyState >= v.HAVE_CURRENT_DATA, "(8) ReadyState must be >= HAVE_CURRENT_DATA on suspend.");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(8) NetworkState must be NETWORK_IDLE when load is halted");
       maybeFinish(v, 8);
     },
     setup:
     function(v) {
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v.addEventListener("loadstart", function(e){v.preload = "metadata";}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadeddata", this.loadeddata, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
     },
     name: "test8",
   },
   /*{
     // 9. Change preload value from metadata to auto should cause entire media to be loaded.
     // For some reason we don't always receive the canplaythrough event, particuarly on this test.
     // We've disabled this test until bug 568402 is fixed.
     canplaythrough:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(9) Must get loadstart.");
       is(v._gotLoadedMetaData, true, "(9) Must get loadedmetadata.");
       maybeFinish(v, 9);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "metadata";
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadeddata", function(){v.preload = "auto"}, false);
       v.addEventListener("canplaythrough", this.canplaythrough, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
     },
   },*/
   {
     // 10. Change preload value from none to auto should cause entire media to be loaded.
     canplaythrough:
     function(e) {
       var v = e.target;
       is(v._gotLoadedMetaData, true, "(10) Must get loadedmetadata.");
       maybeFinish(v, 10);
     },
     setup:
     function(v) {
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v.addEventListener("loadstart", function(e){v.preload = "auto";}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("canplaythrough", this.canplaythrough, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
     },
     name: "test10",
   },
   {
     // 11. Change preload value from none to metadata should cause metadata to load.
     loadeddata:
     function(e) {
       var v = e.target;
       is(v._gotLoadedMetaData, true, "(11) Must get loadedmetadata.");
       ok(v.readyState >= v.HAVE_CURRENT_DATA, "(11) ReadyState must be >= HAVE_CURRENT_DATA.");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(11) NetworkState must be NETWORK_IDLE.");
       maybeFinish(v, 11);
     },
     setup:
     function(v) {
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v.addEventListener("loadstart", function(e){v.preload = "metadata";}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadeddata", this.loadeddata, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
     },
     name: "test11",
   },
   /*{
     // 12. Change preload value from auto to metadata after load started,
     // should still do full load, should not halt after metadata only.
     // disable this test since the spec is no longer found in the document
     // http://dev.w3.org/html5/spec-preview/media-elements.html
     canplaythrough:
     function(e) {
       var v = e.target;
       is(v._gotLoadedMetaData, true, "(12) Must get loadedmetadata.");
       is(v._gotLoadStart, true, "(12) Must get loadstart.");
       maybeFinish(v, 12);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "auto";
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("canplaythrough", this.canplaythrough, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
       v.preload = "metadata";
     },
     name: "test12",
   },*/
   {
     // 13. Change preload value from auto to none after specifying a src
     // should load according to preload none, no buffering should have taken place
     suspend:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(13) Must get loadstart.");
       is(v._gotLoadedMetaData, false, "(13) Must not get loadedmetadata.");
       is(v.readyState, v.HAVE_NOTHING, "(13) ReadyState must be HAVE_NOTHING");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(13) NetworkState must be NETWORK_IDLE");
       maybeFinish(v, 13);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "auto";
       v.src = test.name;
       v.preload = "none";
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("suspend", this.suspend, false);
       document.body.appendChild(v); // Causes implicit load, should load according to preload none
       var s = document.createElement("source");
     },
     name: "test13",
   },
   {
     // 14. Add preload:metadata video with src to document. Play(), should play through.
     loadeddata:
     function(e) {
       var v = e.target;
       is(v._gotLoadStart, true, "(14) Must get loadstart.");
       is(v._gotLoadedMetaData, true, "(14) Must get loadedmetadata.");
       ok(v.readyState >= v.HAVE_CURRENT_DATA, "(14) ReadyState must be >= HAVE_CURRENT_DATA");
       // bug 962949
       // is(v.networkState, v.NETWORK_IDLE, "(14) NetworkState must be NETWORK_IDLE");
       v.play();
     },
     ended:
     function(e) {
       ok(true, "(14) Got playback ended");
       var v = e.target;
       maybeFinish(v, 14);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "metadata";
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("ended", this.ended, false);
       v.addEventListener("loadeddata", this.loadeddata, false);
       v.src = test.name;
       document.body.appendChild(v); // Causes implicit load, which will be halted after
                                      // metadata due to preload:metadata.
     },
     name: "test14",
   },
   {
     // 15. Autoplay should override preload:none.
     ended:
     function(e) {
       ok(true, "(15) Got playback ended.");
       var v = e.target;
       maybeFinish(v, 15);
     },
     setup:
     function(v) {
       v._gotLoadStart = false;
       v._gotLoadedMetaData = false;
       v.preload = "none";
       v.autoplay = true;
       v.addEventListener("loadstart", function(e){v._gotLoadStart = true;}, false);
       v.addEventListener("loadedmetadata", function(e){v._gotLoadedMetaData = true;}, false);
       v.addEventListener("ended", this.ended, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
     },
     name: "test15",
   },
   {
     // 16. Autoplay should override preload:metadata.
     ended:
     function(e) {
       ok(true, "(16) Got playback ended.");
       var v = e.target;
       maybeFinish(v, 16);
     },
     setup:
     function(v) {
       v.preload = "metadata";
       v.autoplay = true;
       v.addEventListener("ended", this.ended, false);
       v.src = test.name; // Causes implicit load.
       document.body.appendChild(v);
     },
     name: "test16",
   },
   {
     // 17. On a preload:none video, adding autoplay should disable preload none, i.e. don't break autoplay!
     ended:
     function(e) {
       ok(true, "(17) Got playback ended.");
       var v = e.target;
       maybeFinish(v, 17);
     },
     setup:
     function(v) {
       v.addEventListener("ended", this.ended, false);
       v.preload = "none";
       document.body.appendChild(v); // Causes implicit load, which will be halted due to preload:none.
       v.autoplay = true;
       v.src = test.name;
     },
     name: "test17",
   },
   {
     // 18. On a preload='none' video, call play() before load algorithms's sync
     // has run, the play() call should override preload='none'.
     ended:
     function(e) {
       ok(true, "(18) Got playback ended.");
       var v = e.target;
       maybeFinish(v, 18);
     },
     setup:
     function(v) {
       v.addEventListener("ended", this.ended, false);
       v.preload = "none";
       v.src = test.name; // Schedules async section to continue load algorithm.
       document.body.appendChild(v);
       v.play(); // Should cause preload:none to be overridden.
     },
     name: "test18",
   },
   {
     // 19. Set preload='auto' on first video source then switching preload='none' and swapping the video source to another.
     // The second video should not start playing as it's preload state has been changed to 'none' from 'auto'
     loadedmetadata: function(e) {
       var v = e.target;
       is(v.preload === "auto", true, "(19) preload is initially auto");
       setTimeout(function() {
         // set preload state to none and switch video sources
         v.preload="none";
         v.src = test.name + "?asdf";
         setTimeout(function() {
           is(v.readyState === 0, true, "(19) no buffering has taken place");
           maybeFinish(v, 19);
         }, 2000);
       }, 2000);
     },
     setup:
     function(v) {
       var that = this;
       v.preload = "auto";
       v.src = test.name;
       // add a listener for when the video has loaded, so we know preload auto has worked
       v.addEventListener( "loadedmetadata", this.loadedmetadata, false);
       document.body.appendChild(v);
     },
     name: "test19",
   }
 ];
 var iterationCount = 0;
 function startTest(test, token) {
   if (test == tests[0]) {
     ++iterationCount;
     info("iterationCount=" + iterationCount);
   }
   if (iterationCount == 2) {
     // Do this series of tests on logically different resources
     test.name = baseName + "?" + Math.floor(Math.random()*100000);
   }
   var v = document.createElement("video");
   v.token = token;
   test.setup(v);
   manager.started(token);
 }
 var twiceTests = tests.concat(tests);
 SimpleTest.waitForExplicitFinish();
 SpecialPowers.pushPrefEnv({"set": [["media.cache_size", 40000]]}, beginTest);
 function beginTest() {
   manager.runTests(twiceTests, startTest);
 }
 </script>
 </pre>
 </body>
 </html>

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content/media/test/test_preload_actions.html