import { validateEnv } from './env.schema.js';

const sap = {
  SAPB1_SL_URL: 'https://sap.local:50000/b1s/v1/',
  SAPB1_SL_COMPANYDB: 'DB',
  SAPB1_SL_USER: 'u',
  SAPB1_SL_PASSWORD: 'p',
};

describe('validateEnv', () => {
  it('aplica valores por defecto', () => {
    const env = validateEnv(sap);
    expect(env.PORT).toBe(3000);
    expect(env.CORS_ORIGINS).toEqual([]);
    expect(env.LOG_LEVEL).toBe('log');
    expect(env.SAPB1_SL_VERIFY_SSL).toBe(true);
    expect(env.SAPB1_SL_CA_FILE).toBeUndefined();
    expect(env.SAPB1_SL_MAX_CONCURRENCY).toBe(1);
    expect(env.SQLITE_PATH).toBe('./data/app.sqlite');
    expect(env.ADMIN_WEB_USERS).toEqual([]);
  });

  it('separa ADMIN_WEB_USERS', () => {
    expect(validateEnv({ ...sap, ADMIN_WEB_USERS: 'george, ana ,' }).ADMIN_WEB_USERS).toEqual(['george', 'ana']);
  });

  it('quita la barra final de la URL de SAP', () => {
    expect(validateEnv(sap).SAPB1_SL_URL).toBe('https://sap.local:50000/b1s/v1');
  });

  it('convierte PORT y separa CORS_ORIGINS', () => {
    const env = validateEnv({ ...sap, PORT: '8080', CORS_ORIGINS: 'https://a.local, https://b.local' });
    expect(env.PORT).toBe(8080);
    expect(env.CORS_ORIGINS).toEqual(['https://a.local', 'https://b.local']);
  });

  it('rechaza valores inválidos con un mensaje claro', () => {
    expect(() => validateEnv({ ...sap, PORT: 'abc' })).toThrow(/PORT/);
  });

  it('exige las credenciales de SAP', () => {
    expect(() => validateEnv({})).toThrow(/SAPB1_SL_URL/);
  });

  it('trata SAPB1_SL_CA_FILE vacío como no configurado', () => {
    expect(validateEnv({ ...sap, SAPB1_SL_CA_FILE: '' }).SAPB1_SL_CA_FILE).toBeUndefined();
  });

  it('rechaza un SAPB1_SL_CA_FILE que no existe', () => {
    expect(() => validateEnv({ ...sap, SAPB1_SL_CA_FILE: './no-existe.pem' })).toThrow(/CA_FILE/);
  });

  it('no permite desactivar la validación SSL en producción', () => {
    expect(() =>
      validateEnv({ ...sap, NODE_ENV: 'production', SAPB1_SL_VERIFY_SSL: 'false' }),
    ).toThrow(/producción/);
    expect(validateEnv({ ...sap, SAPB1_SL_VERIFY_SSL: 'false' }).SAPB1_SL_VERIFY_SSL).toBe(false);
  });
});