chromium/third_party/blink/web_tests/external/wpt/preload/preload-strict-dynamic.sub.html

<!DOCTYPE html>
<head>
<script src="/resources/testharness.js" nonce="123"></script>
<script src="/resources/testharnessreport.js" nonce="123"></script>
<script src="/common/utils.js" nonce="123"></script>
<script src="/preload/resources/preload_helper.js" nonce="123"></script>
<title>CSP strict-dynamic + preload</title>
<meta http-equiv="Content-Security-Policy" content="script-src 'nonce-123' 'strict-dynamic'" />
</head>
<body>
<script nonce="123">
const PATTERN = /\?key=([a-zA-Z0-9\-]+)$/;

// We use async_test instead of promise_test in this file because these
// tests take long time to run and we want to run them in parallel.
async_test((t) => {
  Promise.resolve().then(async () => {
    let sawViolation = false;
    self.addEventListener('securitypolicyviolation', (e) => {
      const link = document.querySelector('#static-no-nonce');
      if (e.violatedDirective == 'script-src-elem' && e.blockedURI === link.href) {
        sawViolation = true;
      }
    });

    await new Promise((resolve) => step_timeout(resolve, 3000));

    const link = document.querySelector('#static-no-nonce');
    const key = link.href.match(PATTERN)[1]

    assert_true(sawViolation, 'sawViolation');
    assert_false(await hasArrivedAtServer(key), 'hasArrivedAtServer');
    t.done();
  }).catch(t.step_func((e) => {
    throw e;
  }));
}, 'static-no-nonce');

async_test((t) => {
  Promise.resolve().then(async () => {
    let sawViolation = false;
    self.addEventListener('securitypolicyviolation', (e) => {
      const link = document.querySelector('#static-nonce');
      if (e.violatedDirective == 'script-src-elem' && e.blockedURI === link.href) {
        sawViolation = true;
      }
    });

    // TODO: Use step_wait after
    // https://github.com/web-platform-tests/wpt/pull/34289 is merged.
    await new Promise((resolve) => step_timeout(resolve, 3000));

    const link = document.querySelector('#static-nonce');
    const key = link.href.match(PATTERN)[1]

    assert_false(sawViolation, 'sawViolation');
    assert_true(await hasArrivedAtServer(key), 'hasArrivedAtServer');
    t.done();
  }).catch(t.step_func((e) => {
    throw e;
  }));
}, 'static-nonce');

async_test((t) => {
  Promise.resolve().then(async () => {
    const link = document.createElement('link');
    link.rel = 'preload';
    const id = token();
    link.href = `/preload/resources/stash-put.py?key=${id}`;
    link.as = 'script';

    document.head.appendChild(link);
    await new Promise((resolve, reject) => {
      link.addEventListener('load', resolve, {once: true});
      link.addEventListener('error', resolve, {once: true});
    });
    assert_true(await hasArrivedAtServer(id), 'hasArrivedAtServer');
    t.done();
  }).catch(t.step_func((e) => {
    throw e;
  }));
}, 'dynamic');
</script>

<link id="static-no-nonce" href="/preload/resources/stash-put.py?key={{uuid()}}" rel=preload as=script>
<link id="static-nonce" href="/preload/resources/stash-put.py?key={{uuid()}}" rel=preload as=script nonce="123">
</body>
</html>