/* eslint-disable @typescript-eslint/no-unused-vars */
import { describe, test, expect, beforeAll, afterAll } from 'vitest';
import { createDesignPatternsServer } from '../../src/mcp-server.js';
describe('MCP Server Main Tests', () => {
const originalEnv = process.env;
beforeAll(() => {
process.env = { ...originalEnv };
});
afterAll(() => {
process.env = originalEnv;
});
test('server factory creates properly configured instances', () => {
const config = {
databasePath: './data/design-patterns.db' as const,
logLevel: 'info' as const,
enableLLM: false,
maxConcurrentRequests: 10,
};
const server = createDesignPatternsServer(config);
expect(server).toBeDefined();
expect(typeof server.start).toBe('function');
expect(typeof server.stop).toBe('function');
expect(typeof server.initialize).toBe('function');
});
test('should use default values when env vars not set', () => {
delete process.env.DATABASE_PATH;
delete process.env.LOG_LEVEL;
delete process.env.ENABLE_LLM;
delete process.env.MAX_CONCURRENT_REQUESTS;
const config = {
databasePath: process.env.DATABASE_PATH ?? './data/design-patterns.db',
logLevel: (process.env.LOG_LEVEL as 'debug' | 'info' | 'warn' | 'error' | undefined) ?? 'info',
enableLLM: process.env.ENABLE_LLM === 'true',
maxConcurrentRequests: parseInt(process.env.MAX_CONCURRENT_REQUESTS ?? '10'),
};
expect(config.databasePath).toBe('./data/design-patterns.db');
expect(config.logLevel).toBe('info');
expect(config.enableLLM).toBe(false);
expect(config.maxConcurrentRequests).toBe(10);
});
test('should handle invalid MAX_CONCURRENT_REQUESTS', () => {
process.env.MAX_CONCURRENT_REQUESTS = 'invalid';
const maxConcurrentRequests = parseInt(process.env.MAX_CONCURRENT_REQUESTS ?? '10');
const config = {
databasePath: process.env.DATABASE_PATH ?? './data/design-patterns.db',
logLevel: (process.env.LOG_LEVEL as 'debug' | 'info' | 'warn' | 'error' | undefined) ?? 'info',
enableLLM: process.env.ENABLE_LLM === 'true',
maxConcurrentRequests: isNaN(maxConcurrentRequests) ? 10 : Math.max(1, maxConcurrentRequests),
};
expect(config.maxConcurrentRequests).toBe(10);
});
test('should handle different log levels from env', () => {
const levels: Array<'debug' | 'info' | 'warn' | 'error'> = ['debug', 'info', 'warn', 'error'];
levels.forEach(level => {
process.env.LOG_LEVEL = level;
const config = {
databasePath: process.env.DATABASE_PATH ?? './data/design-patterns.db',
logLevel: (process.env.LOG_LEVEL as 'debug' | 'info' | 'warn' | 'error') ?? 'info',
enableLLM: process.env.ENABLE_LLM === 'true',
maxConcurrentRequests: parseInt(process.env.MAX_CONCURRENT_REQUESTS ?? '10'),
};
expect(config.logLevel).toBe(level);
});
});
});
