describe('Config Validation', () => {
const originalEnv = process.env;
beforeEach(() => {
// Reset environment variables
jest.resetModules();
process.env = { ...originalEnv };
});
afterEach(() => {
process.env = originalEnv;
});
describe('validateConfig', () => {
it('should pass with valid Personal Access Token configuration', async () => {
process.env.HELPSCOUT_API_KEY = 'Bearer valid-token-here';
process.env.HELPSCOUT_BASE_URL = 'https://api.helpscout.net/v2/';
// Clear module cache and re-import to get fresh config
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
expect(() => validateConfig()).not.toThrow();
});
it('should pass with valid OAuth2 configuration', async () => {
process.env.HELPSCOUT_API_KEY = 'client-id';
process.env.HELPSCOUT_APP_SECRET = 'client-secret';
process.env.HELPSCOUT_BASE_URL = 'https://api.helpscout.net/v2/';
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
expect(() => validateConfig()).not.toThrow();
});
it('should throw error when authentication is missing', async () => {
process.env.HELPSCOUT_API_KEY = '';
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
expect(() => validateConfig()).toThrow(/Authentication required/);
});
it('should throw error when only API key is provided without app secret (non-bearer token)', async () => {
process.env.HELPSCOUT_API_KEY = 'client-id'; // Not a Bearer token
delete process.env.HELPSCOUT_APP_SECRET;
delete process.env.HELPSCOUT_CLIENT_SECRET;
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
// Now validateConfig checks for complete OAuth2 credentials
expect(() => validateConfig()).toThrow(/Authentication required/);
});
it('should use default base URL when not provided', async () => {
process.env.HELPSCOUT_API_KEY = 'Bearer token';
delete process.env.HELPSCOUT_BASE_URL;
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
expect(() => validateConfig()).not.toThrow();
});
it('should handle boolean environment variables correctly', async () => {
process.env.HELPSCOUT_API_KEY = 'Bearer token';
process.env.ALLOW_PII = 'true';
process.env.CACHE_TTL_SECONDS = '600';
process.env.LOG_LEVEL = 'debug';
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
expect(() => validateConfig()).not.toThrow();
});
it('should handle invalid boolean values gracefully', async () => {
process.env.HELPSCOUT_API_KEY = 'Bearer token';
process.env.ALLOW_PII = 'invalid-boolean';
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
expect(() => validateConfig()).not.toThrow();
});
it('should handle invalid numeric values gracefully', async () => {
process.env.HELPSCOUT_API_KEY = 'Bearer token';
process.env.CACHE_TTL_SECONDS = 'not-a-number';
jest.resetModules();
const { validateConfig } = await import('../utils/config.js');
expect(() => validateConfig()).not.toThrow();
});
});
});
