test-server.js•3.18 kB
#!/usr/bin/env node
/**
* Test script to verify MCP server functionality
* This creates a simple test client that connects to the server
*/
const { spawn } = require('child_process');
const readline = require('readline');
// Test configuration
const testConfig = {
GRAFANA_URL: process.env.GRAFANA_URL || 'https://play.grafana.org',
GRAFANA_SERVICE_ACCOUNT_TOKEN: process.env.GRAFANA_SERVICE_ACCOUNT_TOKEN || ''
};
console.log('🧪 Testing MCP Grafana Server (TypeScript version)');
console.log('==========================================');
console.log(`Grafana URL: ${testConfig.GRAFANA_URL}`);
console.log(`Auth: ${testConfig.GRAFANA_SERVICE_ACCOUNT_TOKEN ? 'Service Account Token' : 'No auth (public instance)'}`);
console.log('');
// Spawn the server
const server = spawn('node', ['dist/cli.js', '--debug'], {
env: {
...process.env,
...testConfig
},
stdio: ['pipe', 'pipe', 'pipe']
});
// Create interface for reading server output
const rl = readline.createInterface({
input: server.stdout,
crlfDelay: Infinity
});
// Handle server output
rl.on('line', (line) => {
console.log(`[SERVER] ${line}`);
});
// Handle errors
server.stderr.on('data', (data) => {
console.error(`[ERROR] ${data.toString()}`);
});
// Send test commands
async function runTests() {
console.log('\n📋 Sending MCP commands...\n');
// Test 1: Initialize
const initRequest = {
jsonrpc: '2.0',
id: 1,
method: 'initialize',
params: {
protocolVersion: '0.1.0',
capabilities: {},
clientInfo: {
name: 'test-client',
version: '1.0.0'
}
}
};
console.log('→ Sending initialize request...');
server.stdin.write(JSON.stringify(initRequest) + '\n');
// Wait a bit for response
await new Promise(resolve => setTimeout(resolve, 1000));
// Test 2: List tools
const listToolsRequest = {
jsonrpc: '2.0',
id: 2,
method: 'tools/list',
params: {}
};
console.log('→ Sending tools/list request...');
server.stdin.write(JSON.stringify(listToolsRequest) + '\n');
// Wait for response
await new Promise(resolve => setTimeout(resolve, 1000));
// Test 3: Call a tool (if connected to real Grafana)
if (testConfig.GRAFANA_SERVICE_ACCOUNT_TOKEN) {
const callToolRequest = {
jsonrpc: '2.0',
id: 3,
method: 'tools/call',
params: {
name: 'search_dashboards',
arguments: {
query: 'test'
}
}
};
console.log('→ Sending tools/call request (search_dashboards)...');
server.stdin.write(JSON.stringify(callToolRequest) + '\n');
await new Promise(resolve => setTimeout(resolve, 2000));
}
// Close the server
console.log('\n✅ Test completed. Shutting down server...');
server.kill('SIGTERM');
}
// Handle server exit
server.on('exit', (code) => {
console.log(`\nServer exited with code ${code}`);
process.exit(code || 0);
});
// Run tests after a short delay to ensure server is ready
setTimeout(runTests, 500);
// Handle interrupts
process.on('SIGINT', () => {
console.log('\n⚠️ Test interrupted');
server.kill('SIGTERM');
process.exit(1);
});