chromium/third_party/blink/web_tests/external/wpt/cookies/samesite/fetch.https.html

<!DOCTYPE html>
<meta charset="utf-8"/>
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/cookies/resources/cookie-helper.sub.js"></script>
<script>
  function create_test(origin, target, expectedStatus, title) {
    promise_test(t => {
      var value = "" + Math.random();
      return resetSameSiteCookies(origin, value)
        .then(_ => {
          return credFetch(target + "/cookies/resources/list.py")

            .then(r => r.json())
            .then(cookies => verifySameSiteCookieState(expectedStatus, value, cookies, DomSameSiteStatus.SAME_SITE));
        });
    }, title);
  }

  // No redirect:
  create_test(SECURE_ORIGIN, SECURE_ORIGIN, SameSiteStatus.STRICT, "Same-host fetches are strictly same-site");
  create_test(SECURE_SUBDOMAIN_ORIGIN, SECURE_SUBDOMAIN_ORIGIN, SameSiteStatus.STRICT, "Subdomain fetches are strictly same-site");
  create_test(SECURE_CROSS_SITE_ORIGIN, SECURE_CROSS_SITE_ORIGIN, SameSiteStatus.CROSS_SITE, "Cross-site fetches are cross-site");

  // Redirect from {same-host,subdomain,cross-site} to same-host:
  create_test(SECURE_ORIGIN, redirectTo(SECURE_ORIGIN, SECURE_ORIGIN), SameSiteStatus.STRICT, "Same-host redirecting to same-host fetches are strictly same-site");
  create_test(SECURE_ORIGIN, redirectTo(SECURE_SUBDOMAIN_ORIGIN, SECURE_ORIGIN), SameSiteStatus.STRICT, "Subdomain redirecting to same-host fetches are strictly same-site");
  create_test(SECURE_ORIGIN, redirectTo(SECURE_CROSS_SITE_ORIGIN, SECURE_ORIGIN), SameSiteStatus.CROSS_SITE, "Cross-site redirecting to same-host fetches are cross-site");

  // Redirect from {same-host,subdomain,cross-site} to same-host:
  create_test(SECURE_SUBDOMAIN_ORIGIN, redirectTo(SECURE_ORIGIN, SECURE_SUBDOMAIN_ORIGIN), SameSiteStatus.STRICT, "Same-host redirecting to subdomain fetches are strictly same-site");
  create_test(SECURE_SUBDOMAIN_ORIGIN, redirectTo(SECURE_SUBDOMAIN_ORIGIN, SECURE_SUBDOMAIN_ORIGIN), SameSiteStatus.STRICT, "Subdomain redirecting to subdomain fetches are strictly same-site");
  create_test(SECURE_SUBDOMAIN_ORIGIN, redirectTo(SECURE_CROSS_SITE_ORIGIN, SECURE_SUBDOMAIN_ORIGIN), SameSiteStatus.CROSS_SITE, "Cross-site redirecting to subdomain fetches are cross-site");

  // Redirect from {same-host,subdomain,cross-site} to cross-site:
  create_test(SECURE_CROSS_SITE_ORIGIN, redirectTo(SECURE_ORIGIN, SECURE_CROSS_SITE_ORIGIN), SameSiteStatus.CROSS_SITE, "Same-host redirecting to cross-site fetches are cross-site");
  create_test(SECURE_CROSS_SITE_ORIGIN, redirectTo(SECURE_SUBDOMAIN_ORIGIN, SECURE_CROSS_SITE_ORIGIN), SameSiteStatus.CROSS_SITE, "Subdomain redirecting to cross-site fetches are cross-site");
  create_test(SECURE_CROSS_SITE_ORIGIN, redirectTo(SECURE_CROSS_SITE_ORIGIN, SECURE_CROSS_SITE_ORIGIN), SameSiteStatus.CROSS_SITE, "Cross-site redirecting to cross-site fetches are cross-site");
</script>