chromium/third_party/blink/web_tests/external/wpt/shared-storage/shared-storage-writable-img-content-attribute.tentative.https.sub.html

<!doctype html>
<body>
  <script src=/resources/testharness.js></script>
  <script src=/resources/testharnessreport.js></script>
  <script src=/common/utils.js></script>
  <script src=/fenced-frame/resources/utils.js></script>
  <script src=/shared-storage/resources/util.js></script>
  <img src="/shared-storage/resources/shared-storage-writable-pixel.png?key=hello&value=world" sharedstoragewritable></img>
  <img src="/shared-storage/resources/shared-storage-writable-pixel.png?key=wont&value=set"></img>
  <img src="/shared-storage/resources/shared-storage-writable-pixel.png?key=goodnight&value=moon" sharedstoragewritable></img>
  <script>
    const sameOrigin = new URL("", location.href).origin;

    promise_test(async t => {
      await verifyKeyValueForOrigin('hello', 'world', sameOrigin);
      await verifyKeyNotFoundForOrigin('wont', sameOrigin);
      await verifyKeyValueForOrigin('goodnight', 'moon', sameOrigin);
      await deleteKeyForOrigin('hello', sameOrigin);
      await deleteKeyForOrigin('goodnight', sameOrigin);
    }, 'test <img sharedstoragewritable src=[url]> for same origin img');
  </script>
</body>