| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>Selecting internal node</title> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <script src="/resources/testdriver-actions.js"></script> |
| <link rel="stylesheet" href="/fonts/ahem.css"> |
| <style> |
| details { |
| font: 16px/1 Ahem; |
| } |
| </style> |
| <details id="details"></details> |
| <script> |
| promise_test(async () => { |
| await new test_driver.Actions() |
| .pointerMove(5, 5, {origin: details}) |
| .pointerDown() |
| .pointerMove(50, 50) |
| .pointerUp() |
| .send(); |
| const selection = getSelection(); |
| // Gecko throws when accessing any property from DOM-invisible node |
| // so check we can access something |
| assert_equals(selection.anchorNode.constructor.name, "HTMLDetailsElement"); |
| assert_equals(selection.anchorOffset, 0); |
| // Gecko limits the selection inside <details> while Blink does not |
| // so check something general |
| assert_equals(selection.focusNode.nodeType, Node.ELEMENT_NODE); |
| assert_equals(selection.focusOffset, 0); |
| }, "Selecting the default summary of <details> should report a DOM-visible ancestor"); |
| </script> |