| <!DOCTYPE html> |
| <html> |
| <head> |
| <style> |
| .container { |
| border: 1px solid black; /* Needed to disable simple color layer compositing. */ |
| height: 200px; |
| width: 200px; |
| transform: translateZ(0); |
| background-color: rgba(0, 255, 0, 0.2); |
| } |
| |
| #test { |
| margin: 5px; |
| height: 5px; |
| width: 5px; |
| background-color: red; |
| } |
| </style> |
| <script src="../../resources/ui-helper.js"></script> |
| <script> |
| async function doTest() { |
| for (var i = 0; i < 5; i++) { |
| document.getElementById('test').style.backgroundColor = 'red'; |
| await UIHelper.renderingUpdate(); |
| document.getElementById('test').style.backgroundColor = 'transparent'; |
| await UIHelper.renderingUpdate(); |
| } |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| } |
| if (window.testRunner) |
| testRunner.waitUntilDone(); |
| window.addEventListener('load', doTest); |
| </script> |
| </head> |
| <body> |
| <p>Test for repaint in a transparent composited layer. The two squares below should be identical, green @ 20% alpha.</p> |
| <div class="container"> |
| <div id="test"></div> |
| </div> |
| <div class="container"> |
| </div> |
| </body> |
| </html> |
