| <!DOCTYPE html> |
| <html> |
| <body> |
| <script src="../../resources/js-test.js"></script> |
| <script> |
| |
| description('This tests mutating shadow tree inside execCommand. WebKit should not dispach DOM mutation events.'); |
| |
| function mutationEventsWith(testFunction) |
| { |
| const host = document.createElement('div'); |
| document.body.appendChild(host); |
| const shadowRoot = host.attachShadow({mode: 'closed'}); |
| shadowRoot.innerHTML = '<div id="editor" contenteditable>hello <span></span>world</div>'; |
| const editor = shadowRoot.getElementById('editor'); |
| const iframe = shadowRoot.querySelector('span').appendChild(document.createElement('iframe')); |
| |
| editor.focus(); |
| document.execCommand('selectAll'); |
| |
| const events = []; |
| const eventTypes = ['DOMSubtreeModified', 'DOMNodeInserted', 'DOMNodeInsertedIntoDocument', 'DOMNodeRemoved', 'DOMNodeRemovedFromDocument', 'DOMCharacterDataModified']; |
| iframe.contentWindow.onunload = () => { |
| const div = document.createElement('div'); |
| for (const type of eventTypes) |
| div.addEventListener(type, (event) => { events.push(event.type); }, {once: true}); |
| testFunction(div); |
| shadowRoot.appendChild(div); |
| }; |
| |
| document.execCommand('delete', false, null); |
| host.remove(); |
| |
| return JSON.stringify(events); |
| } |
| |
| shouldBeEqualToString(`mutationEventsWith((element) => element.setAttribute('class', 'foo'))`, `[]`); |
| shouldBeEqualToString(`mutationEventsWith((element) => element.appendChild(document.createElement('span')))`, `[]`); |
| shouldBeEqualToString(`mutationEventsWith((element) => { element.textContent = 'hello'; element.firstChild.appendData(' world') })`, `[]`); |
| shouldBeEqualToString(`mutationEventsWith((element) => element.appendChild(element.appendChild(document.createElement('span'))))`, `[]`); |
| |
| </script> |
| </body> |
| </html> |
