| <!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true ] --> |
| <html> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <head> |
| <script src="../../resources/ui-helper.js"></script> |
| <style> |
| body, html { |
| margin: 0; |
| } |
| |
| div[class^=fixed] { |
| top: 0; |
| left: 0; |
| background: tomato; |
| position: fixed; |
| width: 300px; |
| height: 150px; |
| display: block; |
| visibility: visible; |
| opacity: 0.5; |
| } |
| |
| .content { |
| width: 320px; |
| height: 200px; |
| } |
| </style> |
| </head> |
| <body> |
| <div class="fixed"></div> |
| <p class="content">This test requires WebKitTestRunner.</p> |
| <script> |
| testRunner.waitUntilDone(); |
| |
| function addNewFixedContainer() { |
| const container = document.createElement("div"); |
| const randomSalt = Math.random().toPrecision(10); |
| container.classList.add(`fixed_${randomSalt.substr(randomSalt.length - 10)}`); |
| document.body.appendChild(container); |
| return container; |
| } |
| |
| addEventListener("load", async () => { |
| await UIHelper.adjustVisibilityForFrontmostTarget(document.querySelector(".fixed")); |
| await UIHelper.renderingUpdate(); |
| |
| await UIHelper.adjustVisibilityForFrontmostTarget(addNewFixedContainer()); |
| await UIHelper.renderingUpdate(); |
| |
| for (let i = 0; i < 10; ++i) |
| addNewFixedContainer(); |
| |
| await UIHelper.renderingUpdate(); |
| testRunner.notifyDone(); |
| }); |
| </script> |
| </body> |
| </html> |
