[Partitioned Popins] Test RSA localStorage via WPTs

We need to run these in the chrome shell to see any changes due to calling requestStorageAccess. Bug: 340606651 Change-Id: Id23f342c76e8f62533a181f90c55a3f900d7a24d Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6316335 Commit-Queue: Ari Chivukula <[email protected]> Auto-Submit: Ari Chivukula <[email protected]> Reviewed-by: Chris Fredrickson <[email protected]> Cr-Commit-Position: refs/heads/main@{#1428048}
web-platform-tests · Mar 5, 2025 · aeb01ec · aeb01ec
1 parent cd0b7fb
commit aeb01ec
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Showing 2 changed files with 11 additions and 3 deletions.
diff --git a/partitioned-popins/partitioned-popins.localStorage.tentative.sub.https.window.js b/partitioned-popins/partitioned-popins.localStorage.tentative.sub.https.window.js
@@ -1,5 +1,6 @@
 // META: script=/resources/testdriver.js
 // META: script=/resources/testdriver-vendor.js
+// META: script=/storage-access-api/helpers.js
 
 'use strict';
 
@@ -32,12 +33,14 @@ async_test(t => {
         break;
       case 'popin-read':
         // Step 8
-        assert_equals(e.data.message, "Found:ThirdParty-");
+        assert_equals(e.data.message, "Found:ThirdParty-FirstPartyRSA-");
         t.done();
         break;
     }
   }));
 
-  // Step 2
-  window.open("https://{{hosts[alt][]}}:{{ports[https][0]}}/partitioned-popins/resources/partitioned-popins.localStorage-window.html?id="+id, '_blank', 'popup');
+  MaybeSetStorageAccess("*", "*", "blocked").then(() => {
+    // Step 2
+    window.open("https://{{hosts[alt][]}}:{{ports[https][0]}}/partitioned-popins/resources/partitioned-popins.localStorage-window.html?id="+id, '_blank', 'popup');
+  });
 }, "Verify Partitioned Popins only have access to third-party localStorage");
diff --git a/partitioned-popins/resources/partitioned-popins.localStorage-popin.html b/partitioned-popins/resources/partitioned-popins.localStorage-popin.html
@@ -14,6 +14,11 @@
   } else if (window.localStorage.getItem("third-party") == id) {
     message += "ThirdParty-";
   }
+  await test_driver.set_permission({ name: 'storage-access' }, 'granted');
+  let handle = await document.requestStorageAccess({localStorage: true});
+  if (handle && handle.localStorage.getItem("first-party") == id) {
+    message += "FirstPartyRSA-";
+  }
   window.opener.postMessage({type: "popin-read", message: message}, "*");
   window.close();
 })();