activation-by-form-submission.https.html

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This WPT test may be referenced by the following Test IDs:
- /speculation-rules/prerender/activation-by-form-submission.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Prerender activation by form submission</title>

<meta name="timeout" content="long">

<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>

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

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

<body>

<script>

setup(() => assertSpeculationRulesIsSupported());

promise_test(async t => {

  const rcHelper = new PrerenderingRemoteContextHelper();

  const referrerRC = await rcHelper.addWindow(undefined, { features: 'noopener' });

  const prerenderedRC = await referrerRC.addPrerender({

    extrasInSpeculationRule: { form_submission: true }

});

  await referrerRC.navigateExpectingPrerenderingActivation(prerenderedRC, (url) => {

    const form = document.createElement('form');

    const urlObj = new URL(url);

    form.action = urlObj.origin + urlObj.pathname;

    form.method = 'GET';

    // Add parameters as hidden inputs dynamically

    const extraParams = new URLSearchParams(urlObj.search);

    for (const [key, value] of extraParams.entries()) {

      const input = document.createElement('input');

      input.type = 'hidden';

      input.name = key;

      input.value = value;

      form.appendChild(input);

    document.body.appendChild(form);

    form.submit();

});

}, "Prerender activation by form submission");

</script>