fragment.https.html

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This WPT test may be referenced by the following Test IDs:
- /speculation-rules/prefetch/fragment.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

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

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

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

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

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

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

<script>

setup(() => assertSpeculationRulesIsSupported());

promise_test(async t => {

  const testUrl = document.URL;

  const [prefetchUrl, anotherPrefetchUrl] = getPrefetchUrlList(2);

  try {

    history.pushState({}, '', prefetchUrl);

    const urls = [

      new URL('#fragment', prefetchUrl),

      new URL('#fragment', anotherPrefetchUrl),

];

    insertSpeculationRules({prefetch: [{source: 'list', urls}]});

    await new Promise(resolve => t.step_timeout(resolve, 2000));

    assert_equals(await isUrlPrefetched(prefetchUrl), 0);

    assert_equals(await isUrlPrefetched(anotherPrefetchUrl), 1);

  } finally {

    // We needed to temporarily change the document URL to do the previous

    // test. Undo that to avoid breaking any other test cases.

    history.back();

    await new Promise(resolve => {

      addEventListener('popstate', () => resolve(), {once: true});

});

    await new Promise(resolve => t.step_timeout(resolve, 0));

    assert_equals(document.URL, testUrl);

}, "fragment links to the current document URL are not prefetched");

</script>