"""
安全测试模块 - TDD Red阶段

测试SQL注入、XSS、CSRF等安全防护功能。
"""

import pytest
import allure
from typing import Any, Dict, List


@allure.epic("核心框架")
@allure.feature("安全测试模块 - TDD Red阶段")
class TestSecurityModule:
    """安全测试模块测试类 - TDD Red阶段（期望失败）"""

    @allure.title("测试SQL注入检测 - TDD Red阶段")
    @allure.description("验证SQL注入攻击检测和防护 - 期望失败(Red)")
    @allure.severity(allure.severity_level.CRITICAL)
    @pytest.mark.smoke
    def test_sql_injection_detection(self) -> None:
        """
        TDD Red阶段: 测试SQL注入检测
        
        预期结果:
            - 能够检测常见的SQL注入攻击
            - 返回检测结果和风险等级
        """
        from core.security import SQLInjectionDetector
        
        with allure.step("Step 1: 创建SQL注入检测器"):
            detector = SQLInjectionDetector()
            allure.attach("✅ 创建SQL注入检测器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 测试常见SQL注入攻击"):
            test_cases = [
                ("' OR '1'='1", True),
                ("'; DROP TABLE users; --", True),
                ("1' AND 1=1 --", True),
                ("normal_username", False),
                ("user@example.com", False),
            ]
            
            for input_str, expected in test_cases:
                result = detector.detect(input_str)
                allure.attach(
                    f"输入: {input_str}, 检测结果: {result.is_injection}, 期望: {expected}",
                    "步骤2",
                    allure.attachment_type.TEXT
                )
                assert result.is_injection == expected, f"检测失败: {input_str}"

    @allure.title("测试XSS攻击检测 - TDD Red阶段")
    @allure.description("验证XSS攻击检测和防护 - 期望失败(Red)")
    @allure.severity(allure.severity_level.CRITICAL)
    @pytest.mark.smoke
    def test_xss_detection(self) -> None:
        """
        TDD Red阶段: 测试XSS攻击检测
        
        预期结果:
            - 能够检测常见的XSS攻击
            - 支持多种XSS类型检测
        """
        from core.security import XSSDetector
        
        with allure.step("Step 1: 创建XSS检测器"):
            detector = XSSDetector()
            allure.attach("✅ 创建XSS检测器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 测试常见XSS攻击"):
            test_cases = [
                ("<script>alert('xss')</script>", True),
                ("<img src=x onerror=alert('xss')>", True),
                ("javascript:alert('xss')", True),
                ("<div>正常内容</div>", False),
                ("普通文本", False),
            ]
            
            for input_str, expected in test_cases:
                result = detector.detect(input_str)
                allure.attach(
                    f"输入: {input_str[:30]}..., 检测结果: {result.is_xss}, 期望: {expected}",
                    "步骤2",
                    allure.attachment_type.TEXT
                )
                assert result.is_xss == expected, f"检测失败: {input_str}"

    @allure.title("测试CSRF防护 - TDD Red阶段")
    @allure.description("验证CSRF防护机制 - 期望失败(Red)")
    @allure.severity(allure.severity_level.CRITICAL)
    @pytest.mark.smoke
    def test_csrf_protection(self) -> None:
        """
        TDD Red阶段: 测试CSRF防护
        
        预期结果:
            - 能够生成和验证CSRF Token
            - 防止跨站请求伪造攻击
        """
        from core.security import CSRFProtector
        
        with allure.step("Step 1: 创建CSRF防护器"):
            protector = CSRFProtector()
            allure.attach("✅ 创建CSRF防护器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 生成CSRF Token"):
            token = protector.generate_token("user123")
            allure.attach(f"生成Token: {token[:20]}...", "步骤2", allure.attachment_type.TEXT)
            assert token is not None and len(token) > 0, "Token生成失败"

        with allure.step("Step 3: 验证有效Token"):
            is_valid = protector.validate_token("user123", token)
            allure.attach(f"验证结果: {is_valid}", "步骤3", allure.attachment_type.TEXT)
            assert is_valid is True, "有效Token验证失败"

        with allure.step("Step 4: 验证无效Token"):
            is_valid = protector.validate_token("user123", "invalid_token")
            allure.attach(f"验证结果: {is_valid}", "步骤4", allure.attachment_type.TEXT)
            assert is_valid is False, "无效Token应该验证失败"

    @allure.title("测试输入净化 - TDD Red阶段")
    @allure.description("验证输入数据净化功能 - 期望失败(Red)")
    @allure.severity(allure.severity_level.NORMAL)
    @pytest.mark.regression
    def test_input_sanitization(self) -> None:
        """
        TDD Red阶段: 测试输入净化
        
        预期结果:
            - 能够移除或转义危险字符
            - 保持合法输入不变
        """
        from core.security import InputSanitizer
        
        with allure.step("Step 1: 创建输入净化器"):
            sanitizer = InputSanitizer()
            allure.attach("✅ 创建输入净化器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 测试HTML净化"):
            test_cases = [
                ("<script>alert('xss')</script>", ""),
                ("<p>正常段落</p>", "<p>正常段落</p>"),
                ("<img src=x onerror=alert('xss')>", "<img src=x>"),
            ]
            
            for input_str, expected in test_cases:
                result = sanitizer.sanitize_html(input_str)
                allure.attach(
                    f"输入: {input_str[:30]}..., 输出: {result[:30]}...",
                    "步骤2",
                    allure.attachment_type.TEXT
                )

    @allure.title("测试密码强度检查 - TDD Red阶段")
    @allure.description("验证密码强度评估功能 - 期望失败(Red)")
    @allure.severity(allure.severity_level.NORMAL)
    @pytest.mark.regression
    def test_password_strength(self) -> None:
        """
        TDD Red阶段: 测试密码强度检查
        
        预期结果:
            - 能够评估密码强度
            - 返回强度等级和建议
        """
        from core.security import PasswordStrengthChecker
        
        with allure.step("Step 1: 创建密码强度检查器"):
            checker = PasswordStrengthChecker()
            allure.attach("✅ 创建密码强度检查器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 测试不同强度密码"):
            test_cases = [
                ("123", "weak"),
                ("password", "weak"),
                ("Password123", "medium"),
                ("P@ssw0rd!2024", "strong"),
            ]
            
            for password, expected_min_strength in test_cases:
                result = checker.check(password)
                allure.attach(
                    f"密码: {password[:10]}..., 强度: {result.strength}",
                    "步骤2",
                    allure.attachment_type.TEXT
                )
                assert result.score > 0, "密码评分应该大于0"

    @allure.title("测试安全头部设置 - TDD Red阶段")
    @allure.description("验证HTTP安全头部设置 - 期望失败(Red)")
    @allure.severity(allure.severity_level.NORMAL)
    @pytest.mark.regression
    def test_security_headers(self) -> None:
        """
        TDD Red阶段: 测试安全头部设置
        
        预期结果:
            - 能够生成安全HTTP头部
            - 包含必要的安全策略
        """
        from core.security import SecurityHeaders
        
        with allure.step("Step 1: 创建安全头部生成器"):
            headers = SecurityHeaders()
            allure.attach("✅ 创建安全头部生成器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 获取安全头部"):
            security_headers = headers.get_headers()
            allure.attach(f"安全头部: {security_headers}", "步骤2", allure.attachment_type.TEXT)
            
            assert "X-Content-Type-Options" in security_headers, "缺少X-Content-Type-Options"
            assert "X-Frame-Options" in security_headers, "缺少X-Frame-Options"
            assert "X-XSS-Protection" in security_headers, "缺少X-XSS-Protection"

    @allure.title("测试安全审计日志 - TDD Red阶段")
    @allure.description("验证安全事件审计日志 - 期望失败(Red)")
    @allure.severity(allure.severity_level.NORMAL)
    @pytest.mark.regression
    def test_security_audit_log(self) -> None:
        """
        TDD Red阶段: 测试安全审计日志
        
        预期结果:
            - 能够记录安全事件
            - 支持查询和统计
        """
        from core.security import SecurityAuditLogger
        
        with allure.step("Step 1: 创建安全审计日志器"):
            logger = SecurityAuditLogger()
            allure.attach("✅ 创建安全审计日志器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 记录安全事件"):
            logger.log_event(
                event_type="SQL_INJECTION_ATTEMPT",
                source_ip="192.168.1.1",
                details={"input": "' OR '1'='1"}
            )
            logger.log_event(
                event_type="XSS_ATTEMPT",
                source_ip="192.168.1.2",
                details={"input": "<script>alert('xss')</script>"}
            )
            allure.attach("✅ 记录2个安全事件", "步骤2", allure.attachment_type.TEXT)

        with allure.step("Step 3: 查询安全事件"):
            events = logger.get_events()
            allure.attach(f"事件数量: {len(events)}", "步骤3", allure.attachment_type.TEXT)
            assert len(events) == 2, "应该有2个安全事件"

    @allure.title("测试综合安全扫描 - TDD Red阶段")
    @allure.description("验证综合安全扫描功能 - 期望失败(Red)")
    @allure.severity(allure.severity_level.CRITICAL)
    @pytest.mark.smoke
    def test_comprehensive_security_scan(self) -> None:
        """
        TDD Red阶段: 测试综合安全扫描
        
        预期结果:
            - 能够扫描多种安全威胁
            - 返回详细的扫描报告
        """
        from core.security import SecurityScanner
        
        with allure.step("Step 1: 创建安全扫描器"):
            scanner = SecurityScanner()
            allure.attach("✅ 创建安全扫描器", "步骤1", allure.attachment_type.TEXT)

        with allure.step("Step 2: 扫描测试数据"):
            test_data = {
                "username": "' OR '1'='1",
                "comment": "<script>alert('xss')</script>",
                "email": "test@example.com",
            }
            
            report = scanner.scan(test_data)
            allure.attach(f"扫描报告: {report}", "步骤2", allure.attachment_type.TEXT)
            
            assert report.total_scanned > 0, "应该扫描了数据"
            assert len(report.threats) > 0, "应该检测到威胁"