| <!DOCTYPE html> |
| <canvas id='c'></canvas> |
| <script> |
| var can = document.getElementById('c'); |
| can.width = can.height = 100; |
| var ctx = can.transferControlToOffscreen().getContext("webgl"); |
| ctx.clearColor(0, 1, 0, 1); |
| ctx.clear(ctx.COLOR_BUFFER_BIT); |
| if (window.testRunner) { |
| testRunner.setPrinting(); |
| testRunner.waitUntilDone(); |
| requestAnimationFrame(() => { |
| requestAnimationFrame(() => { |
| // The setTimeout is a synchronization barrier that guarantees |
| // the commit will be processed by the event loop before the test |
| // is done. |
| testRunner.notifyDone(); |
| }); |
| }); |
| } |
| </script> |
