test-mcp-client.js•2.46 kB
#!/usr/bin/env node
import { spawn } from 'child_process';
import readline from 'readline';
// Set up environment variables - make sure to load from .env file or set them before running
if (!process.env.TWENTY_API_KEY) {
console.error('TWENTY_API_KEY environment variable is required');
console.error('Run: source .env && node test-mcp-client.js');
process.exit(1);
}
process.env.TWENTY_BASE_URL = process.env.TWENTY_BASE_URL || 'https://twenty.app.jezweb.com';
// Spawn the MCP server
const server = spawn('npm', ['run', 'dev'], {
env: process.env,
stdio: ['pipe', 'pipe', 'pipe']
});
// Create readline interface for server output
const rl = readline.createInterface({
input: server.stdout,
output: process.stdout,
terminal: false
});
// Handle server stderr
server.stderr.on('data', (data) => {
console.error('Server error:', data.toString());
});
// Send JSON-RPC messages
function sendMessage(message) {
const json = JSON.stringify(message);
console.log('Sending:', json);
server.stdin.write(json + '\n');
}
// Handle server responses
rl.on('line', (line) => {
try {
const response = JSON.parse(line);
console.log('Received:', JSON.stringify(response, null, 2));
} catch (e) {
console.log('Server output:', line);
}
});
// Test sequence
setTimeout(() => {
// 1. Initialize
sendMessage({
jsonrpc: '2.0',
method: 'initialize',
params: {
protocolVersion: '2024-11-05',
capabilities: {},
clientInfo: {
name: 'test-client',
version: '1.0.0'
}
},
id: 1
});
}, 1000);
setTimeout(() => {
// 2. List tools
sendMessage({
jsonrpc: '2.0',
method: 'tools/list',
params: {},
id: 2
});
}, 2000);
setTimeout(() => {
// 3. Call a tool (create opportunity)
sendMessage({
jsonrpc: '2.0',
method: 'tools/call',
params: {
name: 'create_opportunity',
arguments: {
name: 'Test Deal - Software License',
amount: {
value: 50000,
currency: 'USD'
},
closeDate: '2024-03-31'
}
},
id: 3
});
}, 3000);
setTimeout(() => {
// 4. List opportunities by stage
sendMessage({
jsonrpc: '2.0',
method: 'tools/call',
params: {
name: 'list_opportunities_by_stage',
arguments: {}
},
id: 4
});
}, 4000);
// Exit after tests
setTimeout(() => {
console.log('\nTest completed!');
server.kill();
process.exit(0);
}, 6000);