MCP Time Server Node

import { InMemoryTransport } from '@modelcontextprotocol/sdk/inMemory.js'; import { ListToolsResultSchema } from '@modelcontextprotocol/sdk/types.js'; import { createTestEnvironment } from './helpers/setup'; describe('Integration Test Infrastructure Setup', () => { describe('Transport Creation', () => { it('should create linked transport pair', () => { const [clientTransport, serverTransport] = InMemoryTransport.createLinkedPair(); expect(clientTransport).toBeDefined(); expect(serverTransport).toBeDefined(); }); }); describe('Client-Server Connection', () => { it('should connect client and server', async () => { const { client, server } = await createTestEnvironment(); // We don't have isConnected() method, so let's check they exist expect(client).toBeDefined(); expect(server).toBeDefined(); }); }); describe('Connection Cleanup', () => { it('should properly close connections', async () => { const { client, server, cleanup } = await createTestEnvironment(); // Verify connections work before cleanup expect(client).toBeDefined(); expect(server).toBeDefined(); // Close connections await cleanup(); // After cleanup, trying to use them should fail await expect( client.request({ method: 'tools/list', params: {} }, ListToolsResultSchema), ).rejects.toThrow(); }); }); describe('Test with Rate Limit Options', () => { it('should create environment with custom rate limits', async () => { const originalRateLimit = process.env.RATE_LIMIT; const originalWindow = process.env.RATE_LIMIT_WINDOW; const { cleanup } = await createTestEnvironment({ rateLimit: 10, rateLimitWindow: 5000, }); // Environment variables should be set expect(process.env.RATE_LIMIT).toBe('10'); expect(process.env.RATE_LIMIT_WINDOW).toBe('5000'); await cleanup(); // Environment variables should be cleaned up expect(process.env.RATE_LIMIT).toBe(originalRateLimit); expect(process.env.RATE_LIMIT_WINDOW).toBe(originalWindow); }); }); });