544 lines
21 KiB
Python
544 lines
21 KiB
Python
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# =============================================================================
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# 企微IT智能服务台 — 消息去重功能测试
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# =============================================================================
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# 测试覆盖：
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# 1. MsgId 重复消息被过滤
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# 2. 相同用户 + 内容重复被过滤
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# 3. 不同消息正常通过
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# 4. TTL 过期后消息可正常处理
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# 5. Redis 不可用时降级放行
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# 6. CacheService 独立方法测试
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# 7. MessageRouter 集成去重测试
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# =============================================================================
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import asyncio
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import hashlib
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import time
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from unittest.mock import AsyncMock, MagicMock, patch
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import pytest
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import pytest_asyncio
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.models.conversation import Conversation
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from app.models.message import Message
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from app.models.system_config import SystemConfig
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from app.services.cache_service import (
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CacheService,
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MSG_DEDUP_PREFIX,
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CONTENT_DEDUP_PREFIX,
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DEFAULT_MSG_DEDUP_TTL,
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DEFAULT_CONTENT_DEDUP_TTL,
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)
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from app.services.message_router import MessageRouter
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from app.services.scoring_service import ScoringService
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from app.services.wecom_service import WecomService
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from tests.conftest import MockRedis, create_test_conversation
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# =============================================================================
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# Fixtures
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# =============================================================================
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@pytest_asyncio.fixture
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async def setup_router_db(db_session):
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"""初始化路由器所需的数据库配置。"""
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configs = [
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SystemConfig(config_key="hand_raise_keywords", config_value='["转人工","人工","真人"]'),
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SystemConfig(config_key="emotion_keywords_angry", config_value='["崩溃","愤怒","投诉"]'),
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SystemConfig(config_key="emotion_keywords_urgent", config_value='["急","紧急","马上"]'),
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SystemConfig(config_key="emotion_keywords_worried", config_value='["担心","害怕"]'),
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SystemConfig(config_key="intervene_round_threshold", config_value="3"),
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SystemConfig(config_key="urgency_base_keyword_score", config_value="1"),
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SystemConfig(config_key="urgency_emotion_bonus", config_value="1"),
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SystemConfig(config_key="urgency_vip_bonus", config_value="1"),
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SystemConfig(config_key="urgency_repeat_bonus", config_value="1"),
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]
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db_session.add_all(configs)
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await db_session.flush()
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def _create_mock_wecom_service():
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"""创建模拟的 WecomService。"""
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mock = AsyncMock(spec=WecomService)
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mock.get_user_info = AsyncMock(return_value={
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"name": "张三",
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"department": "[1, 2]",
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"position": "工程师",
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})
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mock.send_text_message = AsyncMock(return_value={"errcode": 0})
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mock.close = AsyncMock()
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return mock
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@pytest.fixture
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def mock_wecom_service():
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return _create_mock_wecom_service()
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@pytest.fixture
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def mock_redis_client():
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"""提供干净的 MockRedis 实例。"""
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return MockRedis()
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@pytest.fixture
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def cache_service(mock_redis_client):
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"""提供带 MockRedis 的 CacheService。"""
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return CacheService(mock_redis_client)
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@pytest.fixture
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def cache_service_no_redis():
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"""提供无 Redis 的 CacheService（降级模式）。"""
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return CacheService(None)
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@pytest.fixture
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def router_with_dedup(db_session, mock_wecom_service, mock_redis_client, setup_router_db):
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"""创建带去重功能的消息路由器。"""
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scoring_service = ScoringService(db_session)
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cache_service = CacheService(mock_redis_client)
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return MessageRouter(
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db=db_session,
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wecom_service=mock_wecom_service,
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scoring_service=scoring_service,
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cache_service=cache_service,
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)
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@pytest.fixture
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def router_no_dedup(db_session, mock_wecom_service, setup_router_db):
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"""创建无去重功能的消息路由器（cache_service=None）。"""
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scoring_service = ScoringService(db_session)
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return MessageRouter(
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db=db_session,
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wecom_service=mock_wecom_service,
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scoring_service=scoring_service,
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cache_service=None,
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)
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# =============================================================================
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# CacheService 独立测试
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# =============================================================================
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class TestCacheServiceIsDuplicate:
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"""测试 CacheService.is_duplicate() 方法。"""
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@pytest.mark.asyncio
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async def test_first_message_not_duplicate(self, cache_service, mock_redis_client):
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"""首次消息不应被判定为重复。"""
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result = await cache_service.is_duplicate("msg_001")
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assert result is False
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@pytest.mark.asyncio
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async def test_same_msg_id_is_duplicate(self, cache_service, mock_redis_client):
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"""相同 MsgId 的第二次调用应被判定为重复。"""
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# 第一次：非重复
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result1 = await cache_service.is_duplicate("msg_002")
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assert result1 is False
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# 第二次：重复
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result2 = await cache_service.is_duplicate("msg_002")
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assert result2 is True
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@pytest.mark.asyncio
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async def test_different_msg_id_not_duplicate(self, cache_service, mock_redis_client):
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"""不同 MsgId 不应互相影响。"""
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result1 = await cache_service.is_duplicate("msg_003")
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result2 = await cache_service.is_duplicate("msg_004")
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assert result1 is False
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assert result2 is False
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@pytest.mark.asyncio
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async def test_empty_msg_id_not_duplicate(self, cache_service):
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"""空 MsgId 应放行（不判断为重复）。"""
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result = await cache_service.is_duplicate("")
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assert result is False
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@pytest.mark.asyncio
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async def test_no_redis_graceful_degradation(self, cache_service_no_redis):
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"""Redis 不可用时应降级放行（返回 False）。"""
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result = await cache_service_no_redis.is_duplicate("msg_005")
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assert result is False
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@pytest.mark.asyncio
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async def test_redis_key_format(self, cache_service, mock_redis_client):
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"""验证 Redis key 格式为 msg:dedup:{msg_id}。"""
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await cache_service.is_duplicate("msg_006")
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expected_key = f"{MSG_DEDUP_PREFIX}:msg_006"
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assert expected_key in mock_redis_client._data
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@pytest.mark.asyncio
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async def test_redis_key_ttl(self, cache_service, mock_redis_client):
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"""验证 Redis key 设置了正确的 TTL。"""
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await cache_service.is_duplicate("msg_007")
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expected_key = f"{MSG_DEDUP_PREFIX}:msg_007"
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assert mock_redis_client._ttl.get(expected_key) == DEFAULT_MSG_DEDUP_TTL
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@pytest.mark.asyncio
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async def test_custom_ttl(self, cache_service, mock_redis_client):
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"""验证自定义 TTL 生效。"""
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custom_ttl = 600
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await cache_service.is_duplicate("msg_008", ttl=custom_ttl)
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expected_key = f"{MSG_DEDUP_PREFIX}:msg_008"
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assert mock_redis_client._ttl.get(expected_key) == custom_ttl
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class TestCacheServiceIsDuplicateContent:
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"""测试 CacheService.is_duplicate_content() 方法。"""
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@pytest.mark.asyncio
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async def test_first_message_not_duplicate(self, cache_service):
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"""首次消息不应被判定为内容重复。"""
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result = await cache_service.is_duplicate_content("user_001", "帮我重置密码")
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assert result is False
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@pytest.mark.asyncio
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async def test_same_user_same_content_is_duplicate(self, cache_service):
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"""相同用户发送相同内容应被判定为重复。"""
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# 第一次：非重复
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result1 = await cache_service.is_duplicate_content("user_002", "VPN连不上")
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assert result1 is False
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# 第二次：重复
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result2 = await cache_service.is_duplicate_content("user_002", "VPN连不上")
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assert result2 is True
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@pytest.mark.asyncio
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async def test_same_user_different_content_not_duplicate(self, cache_service):
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"""相同用户发送不同内容不应被判定为重复。"""
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result1 = await cache_service.is_duplicate_content("user_003", "重置密码")
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result2 = await cache_service.is_duplicate_content("user_003", "安装软件")
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assert result1 is False
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assert result2 is False
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@pytest.mark.asyncio
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async def test_different_user_same_content_not_duplicate(self, cache_service):
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"""不同用户发送相同内容不应被判定为重复。"""
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result1 = await cache_service.is_duplicate_content("user_004", "VPN连不上")
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result2 = await cache_service.is_duplicate_content("user_005", "VPN连不上")
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assert result1 is False
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assert result2 is False
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@pytest.mark.asyncio
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async def test_empty_user_id_not_duplicate(self, cache_service):
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"""空 user_id 应放行。"""
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result = await cache_service.is_duplicate_content("", "帮我重置密码")
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assert result is False
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@pytest.mark.asyncio
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async def test_empty_content_not_duplicate(self, cache_service):
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"""空 content 应放行。"""
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result = await cache_service.is_duplicate_content("user_006", "")
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assert result is False
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@pytest.mark.asyncio
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async def test_no_redis_graceful_degradation(self, cache_service_no_redis):
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"""Redis 不可用时应降级放行。"""
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result = await cache_service_no_redis.is_duplicate_content("user_007", "VPN连不上")
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assert result is False
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@pytest.mark.asyncio
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async def test_redis_key_format(self, cache_service, mock_redis_client):
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"""验证 Redis key 包含用户ID和内容哈希。"""
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await cache_service.is_duplicate_content("user_008", "帮我重置密码")
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content_hash = hashlib.sha256("user_008:帮我重置密码".encode("utf-8")).hexdigest()[:16]
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expected_key = f"{CONTENT_DEDUP_PREFIX}:user_008:{content_hash}"
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assert expected_key in mock_redis_client._data
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@pytest.mark.asyncio
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async def test_content_dedup_ttl(self, cache_service, mock_redis_client):
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"""验证内容去重的 TTL 默认为 60 秒。"""
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await cache_service.is_duplicate_content("user_009", "VPN连不上")
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content_hash = hashlib.sha256("user_009:VPN连不上".encode("utf-8")).hexdigest()[:16]
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expected_key = f"{CONTENT_DEDUP_PREFIX}:user_009:{content_hash}"
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assert mock_redis_client._ttl.get(expected_key) == DEFAULT_CONTENT_DEDUP_TTL
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# =============================================================================
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# TTL 过期测试
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# =============================================================================
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class TestTTLExpiry:
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"""测试 TTL 过期后消息可正常处理。"""
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@pytest.mark.asyncio
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async def test_msg_id_dedup_key_expires(self, cache_service, mock_redis_client):
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"""验证 MsgId 去重 key 可通过手动删除模拟过期后放行。"""
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msg_id = "msg_expire_001"
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# 首次：非重复
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result1 = await cache_service.is_duplicate(msg_id)
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assert result1 is False
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# 重复
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result2 = await cache_service.is_duplicate(msg_id)
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assert result2 is True
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# 模拟 TTL 过期：手动删除 key
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key = f"{MSG_DEDUP_PREFIX}:{msg_id}"
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await mock_redis_client.delete(key)
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# 过期后：非重复
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result3 = await cache_service.is_duplicate(msg_id)
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assert result3 is False
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@pytest.mark.asyncio
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async def test_content_dedup_key_expires(self, cache_service, mock_redis_client):
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"""验证内容去重 key 过期后放行。"""
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user_id = "user_expire_001"
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content = "VPN连不上"
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# 首次：非重复
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result1 = await cache_service.is_duplicate_content(user_id, content)
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assert result1 is False
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# 重复
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result2 = await cache_service.is_duplicate_content(user_id, content)
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assert result2 is True
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# 模拟 TTL 过期
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content_hash = hashlib.sha256(f"{user_id}:{content}".encode("utf-8")).hexdigest()[:16]
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key = f"{CONTENT_DEDUP_PREFIX}:{user_id}:{content_hash}"
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await mock_redis_client.delete(key)
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# 过期后：非重复
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result3 = await cache_service.is_duplicate_content(user_id, content)
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assert result3 is False
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# =============================================================================
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# MessageRouter 集成去重测试
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|
|
# =============================================================================
|
|||
|
|
|
|||
|
|
|
|||
|
|
class TestMessageRouterDedup:
|
|||
|
|
"""测试 MessageRouter 集成去重功能。"""
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_duplicate_msg_id_returns_none(self, router_with_dedup, mock_redis_client):
|
|||
|
|
"""相同 MsgId 的重复消息应返回 None（被过滤）。"""
|
|||
|
|
# 首次消息正常处理
|
|||
|
|
result1 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="dedup_user_001",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_dedup_001",
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
|
|||
|
|
# 相同 MsgId 再次调用，应被去重过滤
|
|||
|
|
result2 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="dedup_user_001",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_dedup_001",
|
|||
|
|
)
|
|||
|
|
assert result2 is None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_duplicate_content_returns_none(self, router_with_dedup, mock_redis_client):
|
|||
|
|
"""相同用户发送相同内容（不同 MsgId）应在 60 秒内被过滤。"""
|
|||
|
|
# 首次消息正常处理
|
|||
|
|
result1 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="dedup_user_002",
|
|||
|
|
content="VPN连不上",
|
|||
|
|
msg_id="msg_dedup_002a",
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
|
|||
|
|
# 不同 MsgId 但相同用户+内容，应被内容去重过滤
|
|||
|
|
result2 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="dedup_user_002",
|
|||
|
|
content="VPN连不上",
|
|||
|
|
msg_id="msg_dedup_002b",
|
|||
|
|
)
|
|||
|
|
assert result2 is None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_different_messages_pass_through(self, router_with_dedup, mock_redis_client):
|
|||
|
|
"""不同消息应正常通过。"""
|
|||
|
|
result1 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="normal_user_001",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_normal_001",
|
|||
|
|
)
|
|||
|
|
result2 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="normal_user_001",
|
|||
|
|
content="安装Office",
|
|||
|
|
msg_id="msg_normal_002",
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
assert result2 is not None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_no_cache_service_skips_dedup(self, router_no_dedup):
|
|||
|
|
"""cache_service=None 时跳过去重检查，所有消息正常处理。"""
|
|||
|
|
# 两次相同 MsgId，但无去重 → 都正常处理
|
|||
|
|
result1 = await router_no_dedup.route_message(
|
|||
|
|
from_user_id="no_dedup_user",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_no_dedup_001",
|
|||
|
|
)
|
|||
|
|
result2 = await router_no_dedup.route_message(
|
|||
|
|
from_user_id="no_dedup_user",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_no_dedup_001",
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
assert result2 is not None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_none_msg_id_skips_msg_id_dedup(self, router_with_dedup):
|
|||
|
|
"""msg_id=None 时跳过 MsgId 去重，但仍检查内容去重。"""
|
|||
|
|
# 第一次：无 msg_id，正常处理
|
|||
|
|
result1 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="no_msgid_user",
|
|||
|
|
content="WiFi连不上",
|
|||
|
|
msg_id=None,
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
|
|||
|
|
# 第二次：无 msg_id，相同用户+内容 → 内容去重命中
|
|||
|
|
result2 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="no_msgid_user",
|
|||
|
|
content="WiFi连不上",
|
|||
|
|
msg_id=None,
|
|||
|
|
)
|
|||
|
|
assert result2 is None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_different_users_same_content_passes(self, router_with_dedup):
|
|||
|
|
"""不同用户发送相同内容应正常通过（内容去重是用户维度的）。"""
|
|||
|
|
result1 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="user_a",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_user_a_001",
|
|||
|
|
)
|
|||
|
|
result2 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="user_b",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_user_b_001",
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
assert result2 is not None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_dedup_expired_allows_reprocessing(
|
|||
|
|
self, router_with_dedup, mock_redis_client
|
|||
|
|
):
|
|||
|
|
"""TTL 过期后，相同消息可重新处理。"""
|
|||
|
|
# 首次：正常处理
|
|||
|
|
result1 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="expire_user",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_expire_001",
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
|
|||
|
|
# 重复：被过滤
|
|||
|
|
result2 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="expire_user",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_expire_001",
|
|||
|
|
)
|
|||
|
|
assert result2 is None
|
|||
|
|
|
|||
|
|
# 模拟 TTL 过期：删除 Redis key
|
|||
|
|
key = f"{MSG_DEDUP_PREFIX}:msg_expire_001"
|
|||
|
|
await mock_redis_client.delete(key)
|
|||
|
|
content_hash = hashlib.sha256("expire_user:帮我重置密码".encode("utf-8")).hexdigest()[:16]
|
|||
|
|
content_key = f"{CONTENT_DEDUP_PREFIX}:expire_user:{content_hash}"
|
|||
|
|
await mock_redis_client.delete(content_key)
|
|||
|
|
|
|||
|
|
# 过期后：可重新处理
|
|||
|
|
result3 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="expire_user",
|
|||
|
|
content="帮我重置密码",
|
|||
|
|
msg_id="msg_expire_001",
|
|||
|
|
)
|
|||
|
|
assert result3 is not None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_non_text_message_dedup(self, router_with_dedup, mock_redis_client):
|
|||
|
|
"""非文本消息也应当经过去重检查。"""
|
|||
|
|
# 首次：正常处理
|
|||
|
|
result1 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="nontext_user",
|
|||
|
|
content="",
|
|||
|
|
msg_type="image",
|
|||
|
|
msg_id="msg_nontext_001",
|
|||
|
|
media_id="media_123",
|
|||
|
|
)
|
|||
|
|
assert result1 is not None
|
|||
|
|
|
|||
|
|
# 重复：被过滤
|
|||
|
|
result2 = await router_with_dedup.route_message(
|
|||
|
|
from_user_id="nontext_user",
|
|||
|
|
content="",
|
|||
|
|
msg_type="image",
|
|||
|
|
msg_id="msg_nontext_001",
|
|||
|
|
media_id="media_123",
|
|||
|
|
)
|
|||
|
|
assert result2 is None
|
|||
|
|
|
|||
|
|
|
|||
|
|
# =============================================================================
|
|||
|
|
# CacheService 通用缓存测试
|
|||
|
|
# =============================================================================
|
|||
|
|
|
|||
|
|
|
|||
|
|
class TestCacheServiceGeneral:
|
|||
|
|
"""测试 CacheService 通用缓存操作。"""
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_get_existing_key(self, cache_service, mock_redis_client):
|
|||
|
|
"""获取已存在的 key。"""
|
|||
|
|
await cache_service.set("test_key", "test_value")
|
|||
|
|
result = await cache_service.get("test_key")
|
|||
|
|
assert result == "test_value"
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_get_nonexistent_key(self, cache_service):
|
|||
|
|
"""获取不存在的 key 返回 None。"""
|
|||
|
|
result = await cache_service.get("nonexistent_key")
|
|||
|
|
assert result is None
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_set_with_ttl(self, cache_service, mock_redis_client):
|
|||
|
|
"""设置带 TTL 的缓存。"""
|
|||
|
|
result = await cache_service.set("ttl_key", "ttl_value", ttl=3600)
|
|||
|
|
assert result is True
|
|||
|
|
assert mock_redis_client._data.get("ttl_key") == "ttl_value"
|
|||
|
|
assert mock_redis_client._ttl.get("ttl_key") == 3600
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_set_without_ttl(self, cache_service, mock_redis_client):
|
|||
|
|
"""设置不带 TTL 的缓存。"""
|
|||
|
|
result = await cache_service.set("no_ttl_key", "no_ttl_value")
|
|||
|
|
assert result is True
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_delete_existing_key(self, cache_service, mock_redis_client):
|
|||
|
|
"""删除已存在的 key。"""
|
|||
|
|
await cache_service.set("delete_key", "delete_value")
|
|||
|
|
result = await cache_service.delete("delete_key")
|
|||
|
|
assert result is True
|
|||
|
|
assert "delete_key" not in mock_redis_client._data
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_delete_nonexistent_key(self, cache_service):
|
|||
|
|
"""删除不存在的 key 返回 True（Redis DELETE 语义）。"""
|
|||
|
|
result = await cache_service.delete("nonexistent_delete")
|
|||
|
|
assert result is True
|
|||
|
|
|
|||
|
|
@pytest.mark.asyncio
|
|||
|
|
async def test_no_redis_operations_return_defaults(self, cache_service_no_redis):
|
|||
|
|
"""Redis 不可用时通用操作返回默认值。"""
|
|||
|
|
assert await cache_service_no_redis.get("any_key") is None
|
|||
|
|
assert await cache_service_no_redis.set("any_key", "any_value") is False
|
|||
|
|
assert await cache_service_no_redis.delete("any_key") is False
|