window-parent.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:
- /fenced-frame/window-parent.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Test window.parent</title>

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

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

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

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

<body>

<script>

promise_test(async () => {

  const window_parent_key = token();

  const window_parent_ack_key = token();

  attachFencedFrame(generateURL("resources/window-parent-inner.html",

      [window_parent_key, window_parent_ack_key]));

  // Get the result for the top-level fenced frame.

  const fenced_frame_result = await nextValueFromServer(window_parent_key);

  assert_equals(fenced_frame_result, "pass: fenced frame", "The top-level " +

                                     "fenced frame has the right value for " +

                                     "`window.parent`");

  // Write an ACK, so that the fenced frame knows it can send message over the

  // `window_parent_key` channel again.

  writeValueToServer(window_parent_ack_key, "ACK");

  // Get the result for the iframe inside the fenced frame.

  const iframe_in_fenced_frame_result = await nextValueFromServer(window_parent_key);

  assert_equals(iframe_in_fenced_frame_result, "pass: fenced frame > iframe",

                "The iframe inside the top-level fenced frame has the right " +

                "value for `window.parent`");

  writeValueToServer(window_parent_ack_key, "ACK");

  // Get the result for the nested fenced frame.

  const nested_fenced_frame_result = await nextValueFromServer(window_parent_key);

  assert_equals(nested_fenced_frame_result, "pass: fenced frame > fenced frame",

                "The nested fenced frame inside the top-level fenced frame " +

                "has the right value for `window.parent`");

}, "window.parent");

</script>

</body>