| <!DOCTYPE html> |
| <meta charset=utf-8> |
| <title>Node.childNodes caching bug</title> |
| <link rel=help href="https://bugzilla.mozilla.org/show_bug.cgi?id=1919031"> |
| <link rel=author title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io"> |
| <link rel=author title="Mozilla" href="https://mozilla.org"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <div id="target"><div id="first"></div><div id="second"></div><div id="third"></div><div id="last"></div></div> |
| <script> |
| test(function() { |
| let target = document.getElementById("target"); |
| let second = target.childNodes[1]; |
| assert_equals(second.id, "second"); |
| second.remove(); |
| assert_equals(target.childNodes[4], undefined, "Out of bounds elements are undefined"); |
| assert_equals(target.childNodes[3], undefined, "Out of bounds elements are undefined"); |
| assert_equals(target.childNodes.length, 3); |
| assert_equals(target.childNodes[0].id, "first"); |
| assert_equals(target.childNodes[1].id, "third"); |
| assert_equals(target.childNodes[2].id, "last"); |
| }); |
| </script> |
