<!doctype html>
<body>
  <script src=/resources/testharness.js></script>
  <script src=/resources/testharnessreport.js></script>
  <script src=/browsing-topics/resources/header-util.sub.js></script>
  <script>
    async_test(t => {
      test_topics_iframe_navigation_header(
          t, /*has_browsing_topics_attribute=*/true, /*is_same_origin=*/false,
          expect_topics_header_unavailable);
    }, 'test <iframe browsingtopics src=[url]></iframe> in an insecure context, where the browsingtopics attribute is set via IDL.');

    async_test(t => {
      const same_origin_src = '/browsing-topics/resources/check-topics-request-header-notify-parent.py';
      const cross_origin_src = 'https://{{domains[www]}}:{{ports[https][0]}}' +
            same_origin_src;

      let frame = document.createElement('iframe');

      window.addEventListener('message', t.step_func(function handler(evt) {
        if (evt.source === frame.contentWindow) {
          assert_equals(evt.data.topicsHeader, 'NO_TOPICS_HEADER');

          document.body.removeChild(frame);
          window.removeEventListener('message', handler);
          t.done();
        }
      }));

      document.body.appendChild(frame);

      frame.setAttribute("browsingtopics", "123");
      frame.src = cross_origin_src;
    }, 'test <iframe browsingtopics src=[url]></iframe> in an insecure context, where the browsingtopics attribute is set via setAttribute().');
  </script>
</body>
