const { generateSignatureHeaders, parseUrl } = require('./signature');

describe('signature utils', () => {
  test('parseUrl 应正确分离 path 和 query', () => {
    const result = parseUrl('https://api.example.com/api/users?id=1');
    expect(result.path).toBe('/api/users');
    expect(result.query).toBe('id=1');
  });

  test('parseUrl 无 query 时返回空 query', () => {
    const result = parseUrl('/api/users');
    expect(result.path).toBe('/api/users');
    expect(result.query).toBe('');
  });

  test('generateSignatureHeaders 应生成包含必要字段的请求头', () => {
    const headers = generateSignatureHeaders('GET', 'https://api.example.com/api/users', null);
    expect(headers).toHaveProperty('X-Signature');
    expect(headers).toHaveProperty('X-Timestamp');
    expect(headers).toHaveProperty('X-Nonce');
    expect(headers['X-Signature']).toBeTruthy();
    expect(Number(headers['X-Timestamp'])).toBeGreaterThan(0);
  });

  test('相同请求参数应生成不同 nonce 的签名', () => {
    const headers1 = generateSignatureHeaders('POST', 'https://api.example.com/api/users', { name: 'test' });
    const headers2 = generateSignatureHeaders('POST', 'https://api.example.com/api/users', { name: 'test' });
    expect(headers1['X-Nonce']).not.toBe(headers2['X-Nonce']);
    expect(headers1['X-Signature']).not.toBe(headers2['X-Signature']);
  });
});