import { describe, expect, it } from 'vitest';
import { loadConfig } from '../../src/config.js';

const base = {
  DATABASE_URL: 'postgres://localhost/staff',
  STANDALONE_TENANT_ID: '01J00000000000000000000000',
  STANDALONE_ACTOR_ID: '01J00000000000000000000001',
};

describe('runtime modes', () => {
  it('allows the compatible standalone adapter', () =>
    expect(loadConfig(base).STAFF_RUNTIME_MODE).toBe('standalone'));
  it('fails closed when platform contracts are missing', () =>
    expect(() => loadConfig({ ...base, STAFF_RUNTIME_MODE: 'platform' })).toThrow(
      /PLATFORM_GATEWAY_URL/,
    ));
  it('rejects standalone mode in production', () =>
    expect(() => loadConfig({ ...base, NODE_ENV: 'production' })).toThrow(
      /standalone is not allowed/,
    ));
  it('treats empty optional platform variables as absent in compose', () =>
    expect(
      loadConfig({
        ...base,
        PLATFORM_GATEWAY_URL: '',
        PLATFORM_JWT_ISSUER: '',
        PLATFORM_JWT_AUDIENCE: '',
        PLATFORM_JWKS_URL: '',
      }).PLATFORM_GATEWAY_URL,
    ).toBeUndefined());
});