@gp_jcisneros/errors/__tests__/HttpError.test.js

Error handling utilities for GreenPay microservices and validation middleware

const { HttpError } = require('../src/HttpError');

describe('HttpError', () => {
  test('should create a bad request error', () => {
    const error = HttpError.badRequest('Invalid data');

    expect(error.message).toBe('Invalid data');
    expect(error.statusCode).toBe(400);
    expect(error.name).toBe('HttpError');
    expect(error.type).toBe('HTTP_ERROR');
    expect(error.errorCode).toBe('HTTP_400');
    expect(error.description).toBe('Invalid data');
    expect(error.integration).toBe('http-service');
  });

  test('should create an unauthorized error', () => {
    const error = HttpError.unauthorized('Invalid token');

    expect(error.message).toBe('Invalid token');
    expect(error.statusCode).toBe(401);
    expect(error.errorCode).toBe('HTTP_401');
    expect(error.description).toBe('Invalid token');
    expect(error.integration).toBe('http-service');
  });

  test('should create a forbidden error', () => {
    const error = HttpError.forbidden('Access denied');

    expect(error.message).toBe('Access denied');
    expect(error.statusCode).toBe(403);
    expect(error.errorCode).toBe('HTTP_403');
    expect(error.description).toBe('Access denied');
    expect(error.integration).toBe('http-service');
  });

  test('should create a not found error', () => {
    const error = HttpError.notFound('Resource not found');

    expect(error.message).toBe('Resource not found');
    expect(error.statusCode).toBe(404);
    expect(error.errorCode).toBe('HTTP_404');
    expect(error.description).toBe('Resource not found');
    expect(error.integration).toBe('http-service');
  });

  test('should create a conflict error', () => {
    const error = HttpError.conflict('Data conflict');

    expect(error.message).toBe('Data conflict');
    expect(error.statusCode).toBe(409);
    expect(error.errorCode).toBe('HTTP_409');
    expect(error.description).toBe('Data conflict');
    expect(error.integration).toBe('http-service');
  });

  test('should create an unprocessable entity error', () => {
    const error = HttpError.unprocessableEntity('Invalid entity');

    expect(error.message).toBe('Invalid entity');
    expect(error.statusCode).toBe(422);
    expect(error.errorCode).toBe('HTTP_422');
    expect(error.description).toBe('Invalid entity');
    expect(error.integration).toBe('http-service');
  });

  test('should create an internal server error', () => {
    const error = HttpError.internalServerError('Server error');

    expect(error.message).toBe('Server error');
    expect(error.statusCode).toBe(500);
    expect(error.errorCode).toBe('HTTP_500');
    expect(error.description).toBe('Server error');
    expect(error.integration).toBe('http-service');
  });

  test('should have required fields', () => {
    const error = HttpError.badRequest('Invalid data');

    expect(error.hasRequiredFields()).toBe(true);
    expect(error.getRequiredFields()).toEqual({
      errorCode: 'HTTP_400',
      description: 'Invalid data',
      integration: 'http-service'
    });
  });

  test('should convert to JSON', () => {
    const error = HttpError.notFound('Resource not found');
    const json = error.toJSON();

    expect(json.name).toBe('HttpError');
    expect(json.message).toBe('Resource not found');
    expect(json.statusCode).toBe(404);
    expect(json.errorCode).toBe('HTTP_404');
    expect(json.description).toBe('Resource not found');
    expect(json.integration).toBe('http-service');
    expect(json.timestamp).toBeDefined();
    expect(json.stack).toBeDefined();
  });

  test('should create error with custom status code', () => {
    const error = new HttpError('Custom error', 418);
    expect(error.statusCode).toBe(418);
    expect(error.errorCode).toBe('HTTP_418');
  });

  test('should use default status code', () => {
    const error = new HttpError('Default error');
    expect(error.statusCode).toBe(500);
    expect(error.errorCode).toBe('HTTP_500');
  });
});