WebSocket Client Test
Interactive WebSocket testing client demonstrating real-time bidirectional communication patterns. Provides live testing interfaces for WebSocket connections with instant message broadcasting.
Overview
A comprehensive WebSocket testing tool built to demonstrate and test real-time communication patterns. Features multiple endpoint tests for different data types, showing how WebSocket connections enable instant two-way communication between clients and servers.
Key Features
- Multiple WebSocket Endpoints: Test clients for different data types
- Tasks WebSocket - Real-time task updates
- Products WebSocket - Live product inventory updates
- Posts WebSocket - Instant post and comment notifications
- Bidirectional Communication: Send and receive messages in real-time
- Connection Status Monitoring: Live connection state visualization
- Message History: View complete message exchange history
- Auto-Reconnection: Automatic reconnection on connection loss
- Interactive Testing: Send custom messages and observe server responses
Technical Implementation
Built with Hono’s WebSocket support and TypeScript, providing type-safe real-time communication with automatic connection management.
Core Technologies
- WebSocket Protocol: Native WebSocket API for bidirectional communication
- Backend: Hono framework with WebSocket adapter
- Type Safety: Full TypeScript integration for message contracts
- Connection Management: Automatic reconnection and heartbeat monitoring
- Frontend: Vanilla JavaScript for lightweight, dependency-free testing
Architecture Highlights
- Event-driven architecture for message handling
- Heartbeat mechanism for connection health monitoring
- Message broadcasting to all connected clients
- Separate WebSocket servers for different data domains
- Connection pooling and management
Use Cases
- WebSocket Development: Test WebSocket implementations during development
- Real-Time Communication: Understand WebSocket message patterns
- API Testing: Verify real-time updates work as expected
- Learning Tool: Explore WebSocket technology interactively
- Debugging: Troubleshoot WebSocket connection issues
Real-Time Capabilities
- Instant message delivery to all connected clients
- Sub-100ms latency for local connections
- Automatic reconnection with exponential backoff
- Binary and text message support
- Connection state change notifications
Technical Highlights
- Production-ready WebSocket implementation
- Type-safe message contracts
- Comprehensive error handling
- Memory-efficient connection management
- Scalable architecture for multiple concurrent connections