/**
* MCP Protocol Integration Tests
* Tests that verify proper MCP protocol compliance and real server communication
*/
import { createMCPServer } from '../../src/index.js';
import { TestEnvironment } from '../shared/race-condition-helpers.js';
describe('MCP Protocol Integration', () => {
let testEnv: TestEnvironment;
beforeAll(async () => {
testEnv = new TestEnvironment();
await testEnv.setup('mcp-protocol-');
}, 30000);
afterAll(async () => {
await testEnv.cleanup();
}, 30000);
describe('Server Initialization', () => {
it('should create MCP server with proper structure', async () => {
const server = createMCPServer();
expect(server).toBeDefined();
expect(typeof server.setRequestHandler).toBe('function');
expect(typeof server.close).toBe('function');
await server.close();
});
it('should configure request handlers during setup', async () => {
const server = createMCPServer();
// Server should be properly configured with handlers
expect(server).toBeDefined();
await server.close();
});
});
describe('MCP Tool Integration', () => {
it('should create server without throwing errors', () => {
// Test that server creation succeeds - this validates MCP setup
expect(() => createMCPServer()).not.toThrow();
});
it('should handle server lifecycle properly', () => {
const server = createMCPServer();
expect(server).toBeDefined();
// Test graceful shutdown
expect(() => server.close()).not.toThrow();
});
});
describe('Configuration Integration', () => {
it('should respect environment configuration in MCP context', async () => {
// Set test environment
process.env['AGENT_COMM_DIR'] = testEnv.tempDir;
const server = createMCPServer();
expect(server).toBeDefined();
await server.close();
// Clean up
// Resetting to undefined is preferred over delete for dynamic keys
process.env['AGENT_COMM_DIR'] = undefined as unknown as string;
});
});
describe('Error Handling', () => {
it('should handle invalid configuration gracefully', async () => {
const originalDir = process.env['AGENT_COMM_DIR'];
try {
process.env['AGENT_COMM_DIR'] = '';
// Should either succeed with defaults or throw meaningful error
const result = () => createMCPServer();
try {
const server = result();
expect(server).toBeDefined();
await server.close();
} catch (error) {
expect(error).toBeInstanceOf(Error);
}
} finally {
// Restore original environment
if (originalDir) {
process.env['AGENT_COMM_DIR'] = originalDir;
} else {
// Resetting to undefined is preferred over delete for dynamic keys
process.env['AGENT_COMM_DIR'] = undefined as unknown as string;
}
}
});
});
});
