| <!-- webkit-test-runner [ UsesBackForwardCache=true ] --> |
| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test.js"></script> |
| <script> |
| description('Tests that a page with a running GPUCanvasContext goes into the back/forward cache.'); |
| 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 back/forward cache"); |
| finishJSTest(); |
| } |
| }, false); |
| |
| window.addEventListener("pagehide", function(event) { |
| debug("pagehide - " + (event.persisted ? "" : "not ") + "entering cache"); |
| if (!event.persisted) { |
| testFailed("Page failed to enter the back/forward cache."); |
| finishJSTest(); |
| } |
| }, false); |
| |
| window.addEventListener('load', function() { |
| context = document.createElement("canvas").getContext("gpu"); |
| |
| setTimeout(function() { |
| // Force a back navigation back to this page. |
| window.location.href = "resources/page-cache-helper.html"; |
| }, 0); |
| }, false); |
| </script> |
| </body> |
| </html> |
