no-proactive-swap-when-other-contexts-in-group.html

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This WPT test may be referenced by the following Test IDs:
- /html/browsers/windows/auxiliary-browsing-contexts/no-proactive-swap-when-other-contexts-in-group.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>No proactive browsing context group changes when other contexts in group</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/common/utils.js"></script>

<script src="/common/dispatcher/dispatcher.js"></script>

<script src="/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js"></script>

<body>

<script>

promise_test(async t => {

  const rcHelper = new RemoteContextHelper();

  const rcPopup1 = await rcHelper.addWindow(undefined, { target: 'my_popup' });

  await rcPopup1.executeScript(() => {

    window.intendedTarget1 = true;

});

  assert_true(window.open('', 'my_popup').intendedTarget1,

              'lookup by name');

  // There is no security reason (e.g. COOP) to change browsing context groups

  // for this navigation. Some implementations perform BCG swaps for performance

  // reasons, but they cannot do so in this case, as this test harness page and

  // the popup are in the same browsing context group.

  const rcPopup2 = await rcPopup1.navigateToNew();

  // In order to find the popup by name, the popup and this opener must be in

  // the same browsing context group.

  await rcPopup2.executeScript(() => {

    window.intendedTarget2 = true;

});

  assert_true(window.open('', 'my_popup').intendedTarget2,

              'lookup by name after navigation');

}, 'no proactive browsing context group change when other contexts in group');

</script>

</body>