about-blank-popup.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /html/cross-origin-embedder-policy/about-blank-popup.https.html - WPT Dashboard Interop Dashboard

<!doctype html>

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

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

<script src="resources/script-factory.js"></script>

<script src="/common/get-host-info.sub.js"></script>

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

<script>

  const origins = get_host_info();

  promise_test(async t => {

    const popup = window.open();

    t.add_cleanup(() => { popup.close(); });

    let data_from_popup = () => new Promise(resolve =>

      window.addEventListener("message", (({ data }) => resolve(data))));

    let check_result = (data, text) => {

      assert_equals(data.origin, origin);

      assert_true(data.sameOriginNoCORPSuccess,

                  text + ": Same-origin without CORP did not succeed");

      assert_true(data.crossOriginNoCORPFailure,

                  text + ": Cross-origin without CORP did not fail");

};

    // Check if COEP is inherited by the popup.

    let script = popup.document.createElement('script');

    script.innerHTML =

      `${createScript(window.origin, origins.HTTPS_REMOTE_ORIGIN, "opener")}`;

    popup.document.body.appendChild(script);

    check_result(await data_from_popup(), "Initial empty document");

    // Navigate the popup away.

    popup.location = origins.HTTPS_REMOTE_ORIGIN +

      "/html/cross-origin-embedder-policy/resources/postmessage-ready.html";

    assert_equals(await new Promise(resolve =>

      window.addEventListener("message", msg => resolve(msg.data))),

      "ready");

    // Navigate the popup to about:blank and wait for it.

    popup.location = "about:blank";

    await t.step_wait(

      condition = () => {

        try {

          return popup.location.href === "about:blank";

        } catch {}

        return false;

},

      description = "Wait for the popup to navigate.",

      timeout=3000,

      interval=50);

    // Check again if COEP is inherited.

    script = popup.document.createElement('script');

    script.innerHTML =

      `${createScript(window.origin, origins.HTTPS_REMOTE_ORIGIN, "opener")}`;

    popup.document.body.appendChild(script);

    check_result(await data_from_popup(), "Non-initial about:blank document");

  }, `Cross-Origin-Embedder-Policy is inherited by about:blank popup.`);

</script>