| <!DOCTYPE HTML> |
| <html> |
| <head> |
| <script type="text/javascript"> |
| if (window.testRunner) |
| testRunner.waitUntilDone(); |
| </script> |
| </head> |
| <body onload="initialize()"> |
| <canvas id="canvas" style="width: 50px; height: 50px;"> </canvas> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script type="text/javascript"> |
| |
| description("Verify that expando properties are preserved on the 2d canvas context."); |
| let globalCtx; |
| |
| function initialize() { |
| let canvas = document.getElementById("canvas"); |
| let ctx = canvas.getContext("2d"); |
| ctx.myProperty = 2; |
| requestAnimationFrame(runTest); |
| } |
| |
| function collectGarbage() { |
| if (window.GCController) |
| window.GCController.collect(); |
| else if (window.gc) |
| gc(); |
| else if (window.$vm) |
| window.$vm.gc(); |
| // $vm is exposed in WebKit's MiniBrowser with the following environment variables set: |
| // export JSC_useDollarVM=1 |
| // export __XPC_JSC_useDollarVM=1 |
| } |
| |
| function runTest() { |
| collectGarbage(); |
| let canvas = document.getElementById("canvas"); |
| globalCtx = canvas.getContext("2d"); |
| shouldBe('globalCtx.myProperty', '2'); |
| let scriptElement = document.createElement("script"); |
| scriptElement.src = "../../resources/js-test-post-async.js"; |
| document.body.appendChild(scriptElement); |
| } |
| </script> |
| </body> |
| </html> |
