test_open_javascript_noopener.html

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<!DOCTYPE HTML>

<html>

<head>

  <meta charset="utf-8">

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

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

  </head>

  <body>

  <script>

add_task(async function test_open_javascript_noopener() {

  const topic = "test-javascript-was-run";

  function jsuri(version) {

    return `javascript:SpecialPowers.notifyObservers(null, "${topic}", "${version}");window.close()`;

  let seen = [];

  function observer(_subject, _topic, data) {

    info(`got notification ${data}`);

    seen.push(data);

  SpecialPowers.addObserver(observer, topic);

  isDeeply(seen, [], "seen no test notifications");

  window.open(jsuri("1"));

  // Bounce off the parent process to make sure the JS will have run.

  await SpecialPowers.spawnChrome([], () => {});

  isDeeply(seen, ["1"], "seen the opener notification");

  window.open(jsuri("2"), "", "noopener");

  // Bounce off the parent process to make sure the JS will have run.

  await SpecialPowers.spawnChrome([], () => {});

  isDeeply(seen, ["1"], "didn't get a notification from the noopener popup");

  SpecialPowers.removeObserver(observer, topic);

});

  </script>

  </body>

</html>