chromium/third_party/blink/web_tests/external/wpt/fullscreen/api/document-fullscreen-enabled-cross-origin.sub.html

<!DOCTYPE html>
<title>Document#fullscreenEnabled</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<iframe src="resources/report-fullscreen-enabled.html" name="same-origin-default"></iframe>
<iframe src="resources/report-fullscreen-enabled.html" allowfullscreen name="same-origin-allow"></iframe>
<iframe src="http://{{hosts[][]}}:{{ports[http][0]}}/fullscreen/api/resources/report-fullscreen-enabled.html" name="cross-origin-default"></iframe>
<iframe src="http://{{hosts[][]}}:{{ports[http][1]}}/fullscreen/api/resources/report-fullscreen-enabled.html" allowfullscreen name="cross-origin-allow"></iframe>
<script>
var expectations = {
  "same-origin-default": true,
  "same-origin-allow": true,
  "cross-origin-default": false,
  "cross-origin-allow": true
};

var tests = {};
for (var name in expectations) {
  tests[name] = async_test( 'Fullscreen enabled test: ' + name);
}

// When a message is received from a child frame, ensure that the report
// matches the expectations.
window.addEventListener('message', e => {
  if (e.data.report && e.data.report.api == "fullscreen") {
    if (e.data.report.frame in expectations) {
      tests[e.data.report.frame].step(() => {
        assert_equals(e.data.report.enabled, expectations[e.data.report.frame],
          e.data.report.frame + " frame fullscreenEnabled");
      });
      delete expectations[e.data.report.frame];
      tests[e.data.report.frame].done();
    }
  }
});
</script>