diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /dom/tests/mochitest/bugs/test_bug393974.html | |
| parent | Initial commit. (diff) | |
| download | thunderbird-upstream.tar.xz thunderbird-upstream.zip | |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/tests/mochitest/bugs/test_bug393974.html')
| -rw-r--r-- | dom/tests/mochitest/bugs/test_bug393974.html | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/dom/tests/mochitest/bugs/test_bug393974.html b/dom/tests/mochitest/bugs/test_bug393974.html new file mode 100644 index 0000000000..fe14355bf6 --- /dev/null +++ b/dom/tests/mochitest/bugs/test_bug393974.html @@ -0,0 +1,68 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=393974 +--> +<head> + <title>Test for Bug 393974</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=393974">Mozilla Bug 393974</a> +<p id="display"></p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> +<script class="testbody" type="text/javascript"> + +SimpleTest.waitForExplicitFinish(); + +function test() +{ + // Create a tree walker with a filter which creates a cycle... + var tw = document.createTreeWalker(document, NodeFilter.SHOW_ALL, + function(n) + { + // force the closure to contain the + // global object, in case a future + // optimization might minimize the + // function's captured environment + if ("foo" + window == "fooPIRATES!") + return NodeFilter.FILTER_ACCEPT; + return NodeFilter.FILTER_REJECT; + }); + + // That should have been enough to create a leak, but we should do at least + // a couple tests while we're here so that this document doesn't show up as + // having no tests pass *or* fail. + + ok(tw.firstChild() === null, "shouldn't be a first child"); + ok(tw.currentNode === document, "should be unchanged"); + + ok(tw.lastChild() === null, "shouldn't be a last child"); + ok(tw.currentNode === document, "should be unchanged"); + + ok(tw.nextNode() === null, "shouldn't be a next node"); + ok(tw.currentNode === document, "should be unchanged"); + + ok(tw.nextSibling() === null, "shouldn't be a next sibling"); + ok(tw.currentNode === document, "should be unchanged"); + + ok(tw.parentNode() === null, "shouldn't be a parent node"); + ok(tw.currentNode === document, "should be unchanged"); + + ok(tw.previousNode() === null, "shouldn't be a previous node"); + ok(tw.currentNode === document, "should be unchanged"); + + ok(tw.previousSibling() === null, "shouldn't be a previous sibling"); + ok(tw.currentNode === document, "should be unchanged"); +} + +addLoadEvent(test); +addLoadEvent(SimpleTest.finish); +</script> +</pre> +</body> +</html> |