third_party/WebKit/LayoutTests/fast/spatial-navigation/snav-iframe-with-outside-focusable-element.html

<script src="../../resources/js-test.js"></script>
<script src="resources/spatial-navigation-utils.js"></script>
<script type="application/javascript">

var resultMap = [
  ["Down", "1"],
  ["Down", "end"],
  ["DONE", "DONE"]
];

if (window.testRunner) {
  testRunner.dumpAsText();
  testRunner.overridePreference("WebKitTabToLinksPreferenceKey", 1);
  testRunner.overridePreference("WebKitSpatialNavigationEnabled", 1);
  testRunner.waitUntilDone();
}

function runTest()
{
  // Start the test after going to a known place.
  document.getElementById("start").focus();

  initTest(resultMap, testCompleted);
}

function testCompleted()
{
  if (window.testRunner)
    testRunner.notifyDone();
}

window.onload = runTest;
</script>

<a id="start" href="#">Start</a><br>
<iframe src="data:text/html,
    <a id='1' href='%23' style='margin-left: 125px'>a</a>"
></iframe><br>
<a id="2" href="#">b</a>
<a id="end" href="#" style="margin-left: 125px;">End</a>
<div id="console"></div>