1 files changed, 8 insertions, 0 deletions
diff --git a/testing/web-platform/tests/storage-access-api/requestStorageAccess-dedicated-worker.tentative.sub.https.window.js b/testing/web-platform/tests/storage-access-api/requestStorageAccess-dedicated-worker.tentative.sub.https.window.js
index f2d766575d..6c3d616e26 100644
--- a/testing/web-platform/tests/storage-access-api/requestStorageAccess-dedicated-worker.tentative.sub.https.window.js
+++ b/testing/web-platform/tests/storage-access-api/requestStorageAccess-dedicated-worker.tentative.sub.https.window.js
@@ -38,6 +38,9 @@
     await StartDedicatedWorker(frame);
 
     assert_true(cookieStringHasCookie("cookie", "unpartitioned",
+          await MessageWorker(frame, {command: "load"})),
+        "Worker's load was credentialed.");
+    assert_true(cookieStringHasCookie("cookie", "unpartitioned",
           await MessageWorker(frame, {command: "fetch", url: altRootEchoCookies})),
         "Worker's fetch is credentialed.");
   }, "Workers inherit storage access");
@@ -47,9 +50,14 @@
     await SetFirstPartyCookieAndUnsetStorageAccessPermission(altRoot);
 
     const frame = await SetUpResponderFrame(t, altRootResponder);
+    assert_false(await FrameHasStorageAccess(frame), "frame lacks storage access before request.");
+    assert_false(await HasUnpartitionedCookie(frame), "frame lacks access to cookies before request.");
 
     await StartDedicatedWorker(frame);
     assert_false(cookieStringHasCookie("cookie", "unpartitioned",
+          await MessageWorker(frame, {command: "load"})),
+        "Worker's load was uncredentialed.");
+    assert_false(cookieStringHasCookie("cookie", "unpartitioned",
           await MessageWorker(frame, {command: "fetch", url: altRootEchoCookies})),
         "Worker's first fetch is uncredentialed.");