chromium/third_party/blink/web_tests/external/wpt/html/browsers/windows/browsing-context-names/choose-existing-001.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>HTML Test: Choose browsing context - the given name is same as an existing browsing context's name</title>
<link rel="author" title="Intel" href="http://www.intel.com/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<iframe src="resources/choose-existing-001-iframe.html" style="display:none"></iframe>
<iframe name="iExist" style="display:none"></iframe>
<script>
async_test(t => {
  window.addEventListener('message', t.step_func_done(e => {
    assert_equals(e.data.name, 'iExist');
  }), false);

}, 'An existing browsing context must be chosen if the given name is the same as its name');
</script>