| <!DOCTYPE html> | |
| <p>This is a frame that tries to navigate via history API.</p> | |
| <script> | |
| window.onmessage = (e) => { | |
| if (e.data == 'back') { | |
| history.back(); | |
| } else if (e.data == 'forward') { | |
| history.forward(); | |
| } else if (e.data = 'pushstateback') { | |
| onpopstate = (e) => { | |
| parent.postMessage('pushstatebackdone', '*'); | |
| }; | |
| history.pushState({someState: 'blah'}, ''); | |
| history.back(); | |
| } | |
| }; | |
| </script> |