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Diffstat (limited to 'dom/tests/mochitest/bugs/test_bug1551425_reference_to_childnodes_nodelist_keeps_childnodes_alive.html')
-rw-r--r-- | dom/tests/mochitest/bugs/test_bug1551425_reference_to_childnodes_nodelist_keeps_childnodes_alive.html | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/dom/tests/mochitest/bugs/test_bug1551425_reference_to_childnodes_nodelist_keeps_childnodes_alive.html b/dom/tests/mochitest/bugs/test_bug1551425_reference_to_childnodes_nodelist_keeps_childnodes_alive.html new file mode 100644 index 0000000000..be2e297f17 --- /dev/null +++ b/dom/tests/mochitest/bugs/test_bug1551425_reference_to_childnodes_nodelist_keeps_childnodes_alive.html @@ -0,0 +1,37 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=1551425 +--> +<head> + <meta charset="utf-8"> + <title> + Test for bug 1551425: check reference to childNodes' NodeList keeps the + child nodes alive. + </title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" href="/tests/SimpleTest/test.css"/> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1551425">Mozilla bug 1551425</a> +<p id="display"></p> +<div id="content" style="display: none"> + <div id="d"><div>d2</div></div> +</div> + +<pre id="test"> + <script> + var d = document.getElementById("d"); + + // Get childNodes, don't keep reference to parent. + var childNodes = d.cloneNode(true).childNodes; + + // Trigger GC to remove the cloned node. + SpecialPowers.gc(); + + is(childNodes.length, 1); + is(childNodes[0].textContent, "d2"); + </script> +</pre> +</body> +</html> |