MCP MongoDB Server

import { Client } from '@modelcontextprotocol/sdk/client/index.js'; import { StdioClientTransport } from '@modelcontextprotocol/sdk/client/stdio.js'; async function testMCP() { console.log('🧪 Testing MCP MongoDB Server...\n'); const transport = new StdioClientTransport({ command: 'node', args: ['dist/server.js'] }); const client = new Client({ name: 'test-client', version: '1.0.0' }); try { await client.connect(transport); console.log('✅ Connected to MCP server\n'); // List tools console.log('📋 Available tools:'); const tools = await client.listTools(); tools.tools.forEach(tool => { console.log(` - ${tool.name}: ${tool.description}`); }); console.log(''); // Test 1: Count all users console.log('🔍 Test 1: Counting all users...'); const countResult = await client.callTool({ name: 'count_users', arguments: {} }); console.log('Result:', countResult.content[0].text); console.log(''); // Test 2: Query active users console.log('🔍 Test 2: Querying active users...'); const activeUsersResult = await client.callTool({ name: 'query_users', arguments: { filter: { status: 'active' }, limit: 3 } }); console.log('Result:', activeUsersResult.content[0].text); console.log(''); // Test 3: Get first user (we'll need to query first, then get by ID) console.log('🔍 Test 3: Getting first user by ID...'); const firstUserResult = await client.callTool({ name: 'query_users', arguments: { limit: 1 } }); // Parse the result to get the first user's ID const resultText = firstUserResult.content[0].text; const usersMatch = resultText.match(/Found \d+ users:\s*\n\n(\[.*\])/s); if (usersMatch) { try { const users = JSON.parse(usersMatch[1]); if (users.length > 0) { const firstUserId = users[0]._id; console.log(`Found user ID: ${firstUserId}`); const userResult = await client.callTool({ name: 'get_user_by_id', arguments: { userId: firstUserId } }); console.log('Result:', userResult.content[0].text); } } catch (parseError) { console.log('Could not parse user data for ID test'); } } } catch (error) { console.error('❌ Error:', error); } } testMCP().catch(console.error);