| <!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true ] --> |
| <html> |
| <head> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <style> |
| body { |
| margin: 0; |
| overflow: hidden; |
| height: 200vh; |
| } |
| |
| #target { |
| width: 100%; |
| height: 100px; |
| background-color: red; |
| font-size: 80px; |
| text-align: center; |
| position: absolute; |
| top: 75vh; |
| color: white; |
| } |
| </style> |
| <script src="../../../resources/js-test.js"></script> |
| <script src="../../../resources/ui-helper.js"></script> |
| <script> |
| addEventListener("load", async () => { |
| jsTestIsAsync = true; |
| description("Verifies that double-tapping does not trigger mainframe scrolling when <code>overflow: hidden</code> is specified. To manually run the test, double tap the text below; the page should not scroll."); |
| |
| if (!window.testRunner) |
| return; |
| |
| const rect = target.getBoundingClientRect(); |
| await UIHelper.doubleTapAt(rect.left + rect.width / 2, rect.top + rect.height / 2); |
| await UIHelper.delayFor(100); |
| shouldBe("document.scrollingElement.scrollTop", "0"); |
| finishJSTest(); |
| }); |
| </script> |
| </head> |
| <body> |
| <div id="target">Double tap here</div> |
| </body> |
| </html> |
