1 files changed, 65 insertions, 0 deletions
diff --git a/testing/web-platform/tests/storage-access-api/requestStorageAccess-cross-origin-iframe-navigation-relax.tentative.sub.https.window.js b/testing/web-platform/tests/storage-access-api/requestStorageAccess-cross-origin-iframe-navigation-relax.tentative.sub.https.window.js
new file mode 100644
index 0000000000..7ccb9824e6
--- /dev/null
+++ b/testing/web-platform/tests/storage-access-api/requestStorageAccess-cross-origin-iframe-navigation-relax.tentative.sub.https.window.js
@@ -0,0 +1,65 @@
+// META: script=helpers.js
+// META: script=/cookies/resources/cookie-helper.sub.js
+// META: script=/resources/testdriver.js
+// META: script=/resources/testdriver-vendor.js
+'use strict';
+
+(async function() {
+  // This is cross-domain from the current document.
+  const altWww = "https://{{hosts[alt][www]}}:{{ports[https][0]}}";
+  const altRoot = "https://{{hosts[alt][]}}:{{ports[https][0]}}";
+  const responderPath = "/storage-access-api/resources/script-with-cookie-header.py?script=embedded_responder.js";
+  const forwarderPath = "/storage-access-api/resources/script-with-cookie-header.py?script=embedded_forwarder.js";
+
+  const altWwwResponder = `${altWww}${responderPath}`;
+  const altRootResponder = `${altRoot}${responderPath}`;
+  const altWwwNestedCrossOriginResponder = `${altRoot}${forwarderPath}&inner_url=${encodeURI(altWwwResponder)}`;
+
+  async function SetUpResponderFrame(t, url) {
+    const frame = await CreateFrame(url);
+
+    await SetPermissionInFrame(frame, [{ name: 'storage-access' }, 'granted']);
+    t.add_cleanup(async () => {
+      await test_driver.delete_all_cookies();
+      await SetPermissionInFrame(frame, [{ name: 'storage-access' }, 'prompt']);
+      await MaybeSetStorageAccess("*", "*", "allowed");
+    });
+
+    assert_false(await FrameHasStorageAccess(frame), "frame initially does not have storage access.");
+    assert_false(await HasUnpartitionedCookie(frame), "frame initially does not have access to cookies.");
+
+    assert_true(await RequestStorageAccessInFrame(frame), "requestStorageAccess resolves without requiring a gesture.");
+
+    assert_true(await FrameHasStorageAccess(frame), "frame has storage access after request.");
+    assert_true(await HasUnpartitionedCookie(frame), "frame has access to cookies after request.");
+
+    return frame;
+  }
+
+  promise_test(async (t) => {
+    await MaybeSetStorageAccess("*", "*", "blocked");
+    await SetFirstPartyCookieAndUnsetStorageAccessPermission(altWww);
+
+    const frame = await SetUpResponderFrame(t, altWwwNestedCrossOriginResponder);
+
+    await NavigateChild(frame, altWwwResponder);
+
+    assert_true(await FrameHasStorageAccess(frame), "innermost frame has storage access after refresh.");
+    assert_true(await HasUnpartitionedCookie(frame), "innermost frame has access to cookies after refresh.");
+  }, "Same-site-initiated same-origin navigations preserve storage access");
+
+  promise_test(async (t) => {
+    await MaybeSetStorageAccess("*", "*", "blocked");
+    await SetFirstPartyCookieAndUnsetStorageAccessPermission(altWww);
+
+    const frame = await SetUpResponderFrame(t, altWwwNestedCrossOriginResponder);
+
+    await NavigateChild(frame, altRootResponder);
+
+    assert_false(await FrameHasStorageAccess(frame), "innermost frame has no storage access after refresh.");
+    assert_false(await HasUnpartitionedCookie(frame), "innermost frame has no access to cookies after refresh.");
+    let cookieOnLoad = await GetHTTPCookiesFromFrame(frame);
+    assert_false(cookieStringHasCookie("cookie", "unpartitioned", cookieOnLoad), "innermost frame has cookie in initial load");
+  }, "Same-site-initiated cross-origin navigations do not preserve storage access");
+
+})();