src/common/errors/engine-refused.error.spec.ts

import { ForbiddenException } from '@nestjs/common';
import { EngineRefusedError } from './engine-refused.error';

// A WhatsApp-side refusal (editing someone else's message, a settings write without admin rights)
// thrown as a generic Error surfaces as HTTP 500. EngineRefusedError extends ForbiddenException so
// NestJS maps it to 403 through the built-in handler (no global filter) — same mapping discipline
// as CallNotFoundError.
describe('EngineRefusedError', () => {
  it('is a ForbiddenException -> HTTP 403 without a custom global filter', () => {
    const err = new EngineRefusedError('admin rights required');
    expect(err).toBeInstanceOf(ForbiddenException);
    expect(err.getStatus()).toBe(403);
  });

  it('carries the refusal detail as the message', () => {
    expect(new EngineRefusedError("only the account's own messages can be edited").message).toBe(
      "only the account's own messages can be edited",
    );
  });
});