| <!-- webkit-test-runner [ enableBackForwardCache=true ] --> |
| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script> |
| description('Tests that a SourceBuffer removed from its MediaSource does not prevent a Page from entering PageCache'); |
| window.jsTestIsAsync = true; |
| |
| window.addEventListener("pageshow", function(event) { |
| debug("pageshow - " + (event.persisted ? "" : "not ") + "from cache"); |
| |
| if (event.persisted) { |
| testPassed("Page did enter and was restored from the page cache"); |
| finishJSTest(); |
| } |
| }, false); |
| |
| window.addEventListener("pagehide", function(event) { |
| debug("pagehide - " + (event.persisted ? "" : "not ") + "entering cache"); |
| if (!event.persisted) { |
| testFailed("Page did not enter the page cache."); |
| finishJSTest(); |
| } |
| }, false); |
| |
| window.addEventListener('load', function() { |
| // Construct a MediaSource and open it. |
| mediaSource = new MediaSource(); |
| mediaTag = document.createElement("video"); |
| document.body.appendChild(mediaTag); |
| mediaSourceURL = URL.createObjectURL(mediaSource); |
| mediaTag.src = mediaSourceURL; |
| |
| window.sessionStorage.page_cache_open_mediasource_test_started = true; |
| |
| mediaSource.addEventListener('sourceopen', function() { |
| sourceBuffer = mediaSource.addSourceBuffer('audio/mp4;codecs="mp4a.40.2"'); |
| |
| // Cause the MediaSource to close so that it does not prevent page caching. |
| mediaTag.src = ""; |
| }); |
| |
| mediaSource.addEventListener('sourceclose', function() { |
| // Force a back navigation back to this page. |
| window.location.href = "resources/page-cache-helper.html"; |
| }); |
| }, false); |
| |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
