| <!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true ] --> |
| <html> |
| <head> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <script src="../../resources/ui-helper.js"></script> |
| <style> |
| body::after { |
| top: 0; |
| left: 0; |
| z-index: 100; |
| } |
| |
| body::before { |
| bottom: 0; |
| right: 0; |
| z-index: 10; |
| } |
| |
| body::before, body::after { |
| position: fixed; |
| display: block; |
| content: " "; |
| width: 128px; |
| height: 128px; |
| background-image: url(../images/resources/green-256x256.png); |
| background-repeat: no-repeat; |
| background-size: 128px 128px; |
| } |
| </style> |
| </head> |
| <body>This test requires WebKitTestRunner</body> |
| <script> |
| addEventListener("load", async event => { |
| testRunner.waitUntilDone(); |
| const firstSelector = await UIHelper.adjustVisibilityForFrontmostTarget(64, 64); |
| const secondSelector = await UIHelper.adjustVisibilityForFrontmostTarget(innerWidth - 64, innerHeight - 64); |
| |
| if (firstSelector.toLowerCase() !== "body::after") |
| document.writeln(`FAIL: first selector was ${firstSelector}`); |
| |
| if (secondSelector.toLowerCase() !== "body::before") |
| document.writeln(`FAIL: second selector was ${secondSelector}`); |
| testRunner.notifyDone(); |
| }); |
| </script> |
| </html> |
