1 files changed, 10 insertions, 0 deletions
diff --git a/testing/web-platform/tests/storage-access-api/resources/shared-worker-relay.js b/testing/web-platform/tests/storage-access-api/resources/shared-worker-relay.js
new file mode 100644
index 0000000000..c94acefec9
--- /dev/null
+++ b/testing/web-platform/tests/storage-access-api/resources/shared-worker-relay.js
@@ -0,0 +1,10 @@
+// This worker relays any messages received to the first connection.
+let port;
+self.onconnect = (e) => {
+    if (port == undefined) {
+        port = e.ports[0];
+    }
+    e.ports[0].onmessage = (e) => {
+        port.postMessage(e.data);
+    }
+}