chromium/third_party/blink/web_tests/external/wpt/preload/link-header-preload-nonce.html

<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/preload/resources/preload_helper.js"></script>
<body>
<script>

async_test(t => {
  const id = token();
  const pageUrl =
    '/common/blank.html?pipe=' +
    '|header(content-security-policy, script-src \'nonce-abc\')' +
    `|header(link, <${encodedStashPutUrl(id)}>;rel=preload;as=script)`;

  const w = window.open(pageUrl);
  t.add_cleanup(() => w.close());

  step_timeout(async () => {
    try {
      const arrived = await hasArrivedAtServer(id);
      assert_false(arrived, 'The preload should be blocked.');
      t.done();
    } catch (e) {
      t.step(() => {throw e;});
    }
  }, 3000);
}, 'without nonce');

async_test(t => {
  const id = token();
  const pageUrl =
    '/common/blank.html?pipe=' +
    '|header(content-security-policy, script-src \'nonce-az\')' +
    `|header(link, <${encodedStashPutUrl(id)}>;rel=preload;as=script;nonce=az)`;
  const w = window.open(pageUrl);
  t.add_cleanup(() => w.close());

  // TODO: Use step_wait after
  // https://github.com/web-platform-tests/wpt/pull/34289 is merged.
  step_timeout(async () => {
    try {
      const arrived = await hasArrivedAtServer(id);
      assert_true(arrived, 'The preload should have arrived at the server.');
      t.done();
    } catch (e) {
      t.step(() => {throw e;});
    }
  }, 3000);
}, 'with nonce');

</script>
</body>