| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../resources/js-test.js"></script> |
| </head> |
| <body> |
| <script> |
| description('The connected subframe counter should not overflow and make `disconnectSubframes` leave active subframes in a detached DOM node.'); |
| jsTestIsAsync = true; |
| |
| const FRAME_COUNT = 1024; |
| |
| onload = () => { |
| container = document.getElementById("testContainer"); |
| for (let i = 0; i < FRAME_COUNT; ++i) { |
| setTimeout(() => { |
| let frame = document.createElement('iframe'); |
| frame.style.display = 'none'; |
| container.appendChild(frame); |
| }, 0); |
| } |
| |
| setTimeout(() => { |
| container.remove(); |
| |
| shouldBeNull('container.firstChild.contentWindow'); |
| finishJSTest(); |
| }, 0); |
| } |
| </script> |
| <div id="testContainer"></div> |
| </body> |
| </html> |
