| <!DOCTYPE html><!-- webkit-test-runner [ useFlexibleViewport=true ] --> |
| <html> |
| <head> |
| <title>This test that we trigger hover when the content change starts as async but it turns into a sync style recalc.</title> |
| <script src="../../../../../resources/basic-gestures.js"></script> |
| <style> |
| #tapthis { |
| width: 400px; |
| height: 400px; |
| border: 1px solid green; |
| } |
| |
| #staysHidden { |
| visibility: hidden; |
| width: 100px; |
| height: 100px; |
| background-color: green; |
| } |
| </style> |
| <script> |
| async function test() { |
| if (!window.testRunner || !testRunner.runUIScript) |
| return; |
| if (window.internals) |
| internals.settings.setContentChangeObserverEnabled(true); |
| |
| testRunner.waitUntilDone(); |
| testRunner.dumpAsText(); |
| |
| let rect = tapthis.getBoundingClientRect(); |
| let x = rect.left + rect.width / 2; |
| let y = rect.top + rect.height / 2; |
| |
| await tapAtPoint(x, y); |
| } |
| </script> |
| </head> |
| <body onload="test()"> |
| <div id=tapthis>PASS if 'clicked' text is shown below.</div> |
| <div id=staysHidden></div> |
| <pre id=result></pre> |
| <script> |
| tapthis.addEventListener("mouseover", function( event ) { |
| // 1. Install a timer on hover |
| setTimeout(function() { |
| // 2. Trigger some non-forcing (non-visibility) style change with forcing offsetHeight. |
| staysHidden.style.marginLeft = "5px"; |
| |
| document.body.offsetHeight; |
| }, 0); |
| // 3. Install a longer, empty timer. |
| setTimeout(function() { |
| }, 5); |
| }, false); |
| |
| staysHidden.addEventListener("click", function( event ) { |
| result.innerHTML = "clicked hidden"; |
| }, false); |
| |
| tapthis.addEventListener("click", function( event ) { |
| result.innerHTML = "clicked"; |
| setTimeout(function() { |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| }, 0); |
| }, false); |
| </script> |
| </body> |
| </html> |
