=== 测试COS上传路径生成逻辑 ===

测试案例 1: 只有文件名
输入cosKey: CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
期望结果: vat_factory/es/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
处理后路径: vat_factory/es/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
生成的URL: https://vat-1259285998.cos.ap-guangzhou.myqcloud.com/vat_factory/es/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
✓ 测试通过

测试案例 2: 包含营业执照号目录
输入cosKey: 91350302MAKIPND06H/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
期望结果: vat_factory/es/91350302MAKIPND06H/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
处理后路径: vat_factory/es/91350302MAKIPND06H/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
生成的URL: https://vat-1259285998.cos.ap-guangzhou.myqcloud.com/vat_factory/es/91350302MAKIPND06H/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
✓ 测试通过

测试案例 3: 包含多级目录
输入cosKey: 91350302MAKIPND06H/subfolder/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
期望结果: vat_factory/es/91350302MAKIPND06H/subfolder/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
处理后路径: vat_factory/es/91350302MAKIPND06H/subfolder/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
生成的URL: https://vat-1259285998.cos.ap-guangzhou.myqcloud.com/vat_factory/es/91350302MAKIPND06H/subfolder/CERTIFICADO_NOTARIAL_X2355(免海牙).pdf
✓ 测试通过

=== 测试完成 ===