| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <div id=editor contenteditable><x-x>aa</x-x></div> |
| <script> |
| 'use strict'; |
| |
| promise_test(function () { |
| let constructCount = 0; |
| customElements.define('x-x', class extends HTMLElement { |
| constructor() { |
| super(); |
| constructCount++; |
| } |
| }); |
| |
| assert_equals(constructCount, 1, 'define() should run constructor'); |
| |
| let element = editor.firstElementChild; |
| element.focus(); |
| let selection = getSelection(); |
| selection.collapse(element.firstChild, 1); |
| |
| eventSender.keyDown('\r'); |
| |
| // Backup queue runs in a microtask, so schedule the assertions after that. |
| return new Promise(resolve => { |
| resolve(); |
| }).then(() => { |
| assert_equals(document.getElementsByTagName('x-x').length, 2, 'Enter key should clone the element'); |
| assert_equals(constructCount, 2, 'clone should run constructor'); |
| }); |
| }, 'clone-a-node in contenteditable'); |
| </script> |
