# 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:

```json
{
  "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`)