import { describe, expect, test } from 'bun:test';
import { checkContractVersion } from './contract-version';

describe('checkContractVersion', () => {
  test('ok when manifest declares the latest supported contract', () => {
    const r = checkContractVersion({ celilo_contract: '1.0' });
    expect(r.status).toBe('ok');
    expect(r.message).toContain('latest');
  });

  test('fail when celilo_contract field is missing entirely', () => {
    const r = checkContractVersion({});
    expect(r.status).toBe('fail');
    expect(r.message).toContain('missing');
    expect(r.suggestedValue).toBe('1.0');
  });

  test('fail when celilo_contract claims an unknown version', () => {
    const r = checkContractVersion({ celilo_contract: '99.0' });
    expect(r.status).toBe('fail');
    expect(r.message).toContain('unknown');
    expect(r.suggestedValue).toBe('1.0');
  });
});