subframe-loading.https.html

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This WPT test may be referenced by the following Test IDs:
- /fenced-frame/subframe-loading.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Test Subframe Loading Disabler</title>

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

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

<body>

<script>

promise_test(async () => {

  const container = document.body.appendChild(document.createElement("div"));

  // Create a helper iframe that triggers loading the new fenced frame

  // simultaneously when the parent container is removed.

  const helperFrame = container.appendChild(document.createElement("iframe"));

  helperFrame.contentWindow.onunload = function() {

    const fenced_frame = document.createElement("fencedframe");

    fenced_frame.src = "resources/dummy.https.html";

    container.appendChild(fenced_frame);

};

  // If the fenced frame loads when it's not supposed to,

  // a DCHECK will catch that and cause the test to crash.

  document.body.removeChild(container);

}, "Fenced frames should not load if its parent has subframe loading disabled");

</script>

</body>

</html>