test_noreferrer_popup.html

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<!DOCTYPE HTML>

<html>

<head>

  <title>Bug 1984940 - window.open() with noreferrer has invalid Sec-Fetch-Site=none</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

</head>

<body>

<script class="testbody" type="text/javascript">

add_task(async function() {

  var script = SpecialPowers.loadChromeScript(() => {

    Services.obs.addObserver(function onExamResp(subject) {

    let channel = subject.QueryInterface(Ci.nsIHttpChannel);

      info("request observed: " + channel.URI.spec);

      if (!channel.URI.spec.startsWith("https://example.org")) {

        return;

      try {

        is(channel.getRequestHeader("Sec-Fetch-Site"), "cross-site", "testing sec-fetch-site");

      } catch (e) {

        ok(false, "sec-fetch-site should be 'cross-site'");

      sendAsyncMessage("test-pass");

    }, "http-on-stop-request");

});

  let promise = new Promise(resolve => script.addMessageListener("test-pass", resolve));

  SpecialPowers.wrap(document).notifyUserGestureActivation();

  window.open("https://example.org", '', 'noreferrer');

  await promise;

});

</script>

</body>

</html>