shared-storage/shared-storage-writable-setters.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=/common/get-host-info.sub.js></script>
  <script src=/fenced-frame/resources/utils.js></script>
  <script src=/shared-storage/resources/util.js></script>
  <script>
    'use strict';

    const rawSetterHeader = 'set;key=hello;value=world;ignore_if_present,'
      + 'append;value=friend;key=hello';
    const setterHeader = encodeURIComponent(rawSetterHeader);
    const sameOriginSetterUrl =
      `/shared-storage/resources/shared-storage-write.py?write=${setterHeader}`;
    const sameOrigin = generateURL(sameOriginSetterUrl, []).origin;
    const crossOrigin = 'https://{{domains[www]}}:{{ports[https][0]}}';
    const crossOriginSetterUrl = crossOrigin + sameOriginSetterUrl;

    promise_test(async t => {
      let response = await fetch(sameOriginSetterUrl,
                                 {sharedStorageWritable: true});
      let sharedStorageWritableHeader = await response.text();
      assert_equals(sharedStorageWritableHeader, "?1");

      // JS does not see the `Shared-Storage-Write` response header.
      assert_false(!!response.headers.get('Shared-Storage-Write'));

      await verifyKeyValueForOrigin('hello', 'worldfriend', sameOrigin);
    }, 'Writing to shared storage via the \'Shared-Storage-Write\' header '
       + 'for a same-origin shared storage fetch request');

    promise_test(async t => {
      let response = await fetch(crossOriginSetterUrl,
                                 {sharedStorageWritable: true});
      let sharedStorageWritableHeader = await response.text();
      assert_equals(sharedStorageWritableHeader, "?1");

      // JS does not see the `Shared-Storage-Write` response header.
      assert_false(!!response.headers.get('Shared-Storage-Write'));

      await verifyKeyValueForOrigin('hello', 'worldfriend', crossOrigin);
    }, 'Writing to shared storage via the \'Shared-Storage-Write\' header '
       + 'for a cross-origin shared storage fetch request');
  </script>
</body>