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32 lines
838 B
HTML
32 lines
838 B
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Test for Bug 1399605</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1399605">Mozilla Bug 1399605</a>
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<p id="display"></p>
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<div id="content">
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<div id="target"></div>
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</div>
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<pre id="test">
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<script type="application/javascript">
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let observer = new IntersectionObserver(function() {
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ok(true, "we are still observing");
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SimpleTest.finish();
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});
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observer.observe(document.getElementById('target'));
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observer.unobserve(document.getElementById('content'));
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SimpleTest.waitForExplicitFinish();
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</script>
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</pre>
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<div id="log">
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</div>
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</body>
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</html>
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