| <!DOCTYPE html> |
| <body> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| test(() => { |
| var range = document.createRange(); |
| var rangeContainer = document.createElement('div'); |
| range.setStart(rangeContainer, 0); |
| range.setEnd(rangeContainer, 0); |
| var shadowRoot = document.createElement('span').attachShadow({mode: "open"}); |
| var h1 = shadowRoot.appendChild(document.createElement('h1')); |
| |
| range.insertNode(shadowRoot); |
| assert_equals(rangeContainer.firstChild, h1); |
| }, 'Test if Range.prototype.insertNode() should accept ShadowRoot input.'); |
| </script> |
| </body> |