chromium/third_party/blink/web_tests/external/wpt/cookies/path/default.html

<!doctype html>
<html>
<head>
  <meta charset=utf-8>
  <title>Test for default cookie path</title>
  <meta name=help href="http://tools.ietf.org/html/rfc6265#section-5.1.4">

  <script src="/resources/testharness.js"></script>
  <script src="/resources/testharnessreport.js"></script>
  <script src="/resources/testdriver.js"></script>
  <script src="/resources/testdriver-vendor.js"></script>
</head>
<body>
<div id=log></div>

<script>
var body = document.getElementsByTagName('body')[0];
var createIframe = function (src, done) {
  var iframe = document.createElement('iframe');
  iframe.src = src;
  body.appendChild(iframe);
  iframe.onload = function () {
    done(iframe);
  };
};

async_test(function (t) {
  var iframe;
  var verify = t.step_func(function () {
    assert_true(
      !!iframe.contentWindow.isCookieSet('cookies-path-default'),
      'cookie can be retrieved from expected path'
    );
    iframe.contentWindow.expireCookies().then(t.step_func(function () {
      assert_false(
        !!iframe.contentWindow.isCookieSet('cookies-path-default'),
        'cookie can be referenced using the expected path'
      );
      t.done();
    }));
  });

  createIframe('/cookies/resources/echo-cookie.html', t.step_func(function (_iframe) {
    iframe = _iframe;

    createIframe('/cookies/resources/set.py?cookies-path-default=1', verify);
  }));
});
</script>
</body>
</html>