EU-Utility/plugins/integration_tests/integration_browser/README.md

Browser Extension Integration Tests

Tests EU-Utility integration with browser extensions.

Communication Protocols

1. Native Messaging

• stdin/stdout communication
• 32-bit length prefix
• JSON message format

2. WebSocket Bridge

• Real-time bidirectional communication
• Port 8765 (configurable)
• Multiple client support

3. HTTP API

• REST endpoints
• Port 8080 (configurable)
• CORS enabled for browser access

Message Format

All messages use JSON format:

{
  "type": "message_type",
  "id": "unique_id",
  "data": {}
}

Supported Message Types

• ping - Connectivity check
• get_status - Request status
• search - Nexus search
• loot_event - Loot notification
• global - Global/HOF announcement

Compatibility

Browser	Native Messaging	WebSocket	HTTP
Chrome	✅	✅	✅
Firefox	✅	✅	✅
Edge	✅	✅	✅

Manifest Generation

The plugin can generate native messaging manifests for:

• Chrome/Edge (with allowed_origins)
• Firefox (with allowed_extensions)