PASS: Client received message from service worker, origin: https://127.0.0.1:8443
PASS: Service worker received message 'Message 1' from origin 'https://127.0.0.1:8443'
PASS: Client received message from service worker, origin: https://127.0.0.1:8443
PASS: Service worker received message 'Message 2' from origin 'https://127.0.0.1:8443'