Web Push

Testing

Push Notification Testing Best Practices: End-to-End Delivery, Silent Push, Background Fetch, and Analytics

Push notification testing goes far beyond unit-testing your send function. This guide covers the full spectrum: verifying end-to-end delivery without a real device, testing silent push and background fetch correctly, asserting deep link behavior when notifications are tapped, validating badge count updates, and building testable notification analytics

Testing

Web Push Testing Guide: VAPID Keys, pywebpush, and Notification Payload Validation

Web Push notifications rely on three moving parts: VAPID authentication, encrypted payloads using the Web Cryptography API, and browser subscription endpoints from push services like FCM or Mozilla's autopush. Testing all three layers without a real browser is entirely possible — this guide shows how using pywebpush in Python