1 files changed, 33 insertions, 0 deletions
diff --git a/dom/serviceworkers/test/sw_storage_not_allow.js b/dom/serviceworkers/test/sw_storage_not_allow.js
new file mode 100644
index 0000000000..2eb2403309
--- /dev/null
+++ b/dom/serviceworkers/test/sw_storage_not_allow.js
@@ -0,0 +1,33 @@
+let clientId;
+addEventListener("fetch", function (event) {
+  event.respondWith(
+    (async function () {
+      if (event.request.url.includes("getClients")) {
+        // Expected to fail since the storage access is not allowed.
+        try {
+          await self.clients.matchAll();
+        } catch (e) {
+          // expected failure
+        }
+      } else if (event.request.url.includes("getClient-stage1")) {
+        let clients = await self.clients.matchAll();
+        clientId = clients[0].id;
+      } else if (event.request.url.includes("getClient-stage2")) {
+        // Expected to fail since the storage access is not allowed.
+        try {
+          await self.clients.get(clientId);
+        } catch (e) {
+          // expected failure
+        }
+      }
+
+      // Pass through the network request once our various Clients API
+      // promises have completed.
+      return await fetch(event.request);
+    })()
+  );
+});
+
+addEventListener("activate", function (event) {
+  event.waitUntil(clients.claim());
+});