| <!DOCTYPE html> | |
| <body> | |
| <h1>frame2</h1> | |
| </body> | |
| <script type="text/javascript"> | |
| function test0() { | |
| let ro = new ResizeObserver(entries => { | |
| for (let entry of entries) { | |
| if (entry.target.parentNode) { | |
| entry.target.parentNode.removeChild(entry.target); | |
| } | |
| } | |
| }); | |
| let frame1 = parent.document.querySelector('#frame1'); | |
| let frame2 = parent.document.querySelector('#frame2'); | |
| ro.observe(frame1); | |
| ro.observe(frame2); | |
| } | |
| window.addEventListener('message', function(event) { | |
| switch(event.data) { | |
| case 'readyToTest': | |
| test0(); | |
| break; | |
| } | |
| }); | |
| </script> | |
| </html> |