import { spawn } from 'child_process';
import path from 'path';
import { fileURLToPath } from 'url';
import { Client } from '@modelcontextprotocol/sdk/client/index.js';
import { StdioClientTransport } from '@modelcontextprotocol/sdk/client/stdio.js';
// Get the directory name in ES modules
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
async function main() {
// Spawn the MCP server as a child process
const serverProcess = spawn('node', [
path.resolve(process.cwd(), 'build/index.js')
], {
stdio: ['pipe', 'pipe', process.stderr],
env: { ...process.env, LOG_LEVEL: 'DEBUG' }
});
// Create an MCP client with stdio transport connected to the server
const transport = new StdioClientTransport(serverProcess.stdin, serverProcess.stdout);
const client = new Client();
try {
// Connect to the server
console.log('Connecting to Brex MCP server...');
await client.connect(transport);
// Get server info
console.log('Getting server info...');
const serverInfo = await client.getInfo();
console.log('Server Info:', JSON.stringify(serverInfo, null, 2));
// List resources
console.log('\nListing resources...');
const resources = await client.listResources();
console.log('Resources:', JSON.stringify(resources, null, 2));
// Try to read the card expenses resource
console.log('\nReading card expenses resource...');
try {
const cardExpenses = await client.readResource('brex://expenses/card');
console.log('Card Expenses:', JSON.stringify(cardExpenses, null, 2));
} catch (error) {
console.error('Error reading card expenses:', error.message);
}
// List tools
console.log('\nListing tools...');
try {
const tools = await client.listTools();
console.log('Tools:', JSON.stringify(tools, null, 2));
} catch (error) {
console.error('Error listing tools:', error.message);
}
console.log('\nTest completed successfully!');
} catch (error) {
console.error('Error:', error);
} finally {
// Clean up
console.log('Disconnecting and terminating server...');
try {
await client.disconnect();
} catch (e) {
console.error('Error disconnecting:', e);
}
serverProcess.kill();
}
}
main().catch(console.error);
