config.test.ts•2.62 kB
import { loadConfig } from '../../src/config/index.js';
describe('Configuration', () => {
const originalEnv = process.env;
beforeEach(() => {
jest.resetModules();
process.env = { ...originalEnv };
});
afterAll(() => {
process.env = originalEnv;
});
describe('loadConfig', () => {
it('should load valid configuration', () => {
process.env.GEMINI_API_KEY = 'test-api-key';
const config = loadConfig();
expect(config.geminiApiKey).toBe('test-api-key');
expect(config.logLevel).toBe('info');
expect(config.rateLimitEnabled).toBe(true);
});
it('should throw error for missing API key', () => {
delete process.env.GEMINI_API_KEY;
expect(() => loadConfig()).toThrow('GEMINI_API_KEY is required');
});
it('should use custom log level', () => {
process.env.GEMINI_API_KEY = 'test-api-key';
process.env.LOG_LEVEL = 'debug';
const config = loadConfig();
expect(config.logLevel).toBe('debug');
});
it('should parse numeric values correctly', () => {
process.env.GEMINI_API_KEY = 'test-api-key';
process.env.RATE_LIMIT_REQUESTS = '200';
process.env.RATE_LIMIT_WINDOW = '120000';
process.env.REQUEST_TIMEOUT = '60000';
const config = loadConfig();
expect(config.rateLimitRequests).toBe(200);
expect(config.rateLimitWindow).toBe(120000);
expect(config.requestTimeout).toBe(60000);
});
it('should parse boolean values correctly', () => {
process.env.GEMINI_API_KEY = 'test-api-key';
process.env.ENABLE_METRICS = 'true';
process.env.RATE_LIMIT_ENABLED = 'false';
const config = loadConfig();
expect(config.enableMetrics).toBe(true);
expect(config.rateLimitEnabled).toBe(false);
});
it('should detect development environment', () => {
process.env.GEMINI_API_KEY = 'test-api-key';
process.env.NODE_ENV = 'development';
const config = loadConfig();
expect(config.isDevelopment).toBe(true);
});
it('should throw error for invalid log level', () => {
process.env.GEMINI_API_KEY = 'test-api-key';
process.env.LOG_LEVEL = 'invalid';
expect(() => loadConfig()).toThrow('Configuration validation failed');
});
it('should throw error for invalid numeric values', () => {
process.env.GEMINI_API_KEY = 'test-api-key';
process.env.RATE_LIMIT_REQUESTS = 'not-a-number';
expect(() => loadConfig()).toThrow('Configuration validation failed');
});
});
});