| <!DOCTYPE html> |
| <title>moveBefore exception conditions</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <body> |
| |
| <div></div> |
| |
| <script> |
| test(t => { |
| const iframe = document.createElement('iframe'); |
| document.body.append(iframe); |
| const connectedCrossDocChild = iframe.contentDocument.createElement('div'); |
| const connectedLocalParent = document.querySelector('div'); |
| |
| assert_throws_dom("HIERARCHY_REQUEST_ERR", () => { |
| connectedLocalParent.moveBefore(connectedCrossDocChild, null); |
| }, "moveBefore on a cross-document target node throws an exception"); |
| }, "moveBefore() on a cross-document target node"); |
| </script> |
