张胜宇
e239eb778b
1) 客服 Agent 四份交付文档 + 构建脚手架：品牌由包装占位 XX科技 / 旧名 南方财富 统一为南方基金（热线 400-889-8899 / 官网 nffund.com），系统名改为「智能服务系统」； 同步追加 §0.4 修订记录行，工程记录行保留原占位字面以支撑硬编码扫描验收。 2) 开发文档：清理 28 份已作废/残留文档（14 份移出归档 + 14 份仓库副本）， 新增《文档规整方案与开发前待决事项-2026-09-17》。 3) 客服agent 四份交付文档首次纳入本分支。
303 lines
13 KiB
Python
303 lines
13 KiB
Python
import pytest
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from app.core.contracts import (
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AgentDefinition,
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AgentRequest,
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AgentResult,
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CoreResult,
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RecalledMemory,
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RequestContext,
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ResolvedAgentConfig,
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SourceReference,
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)
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from app.core.errors import ForbiddenAgentError, RecoverableAgentError
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from app.core.memory_scope import REQUIRED_EMPLOYEE_PERMISSION
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from app.service.agent import governance as governance_module
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from app.service.agent.base import BaseAgent
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from app.service.agent.factory import AgentFactory
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from app.service.agent.governance import PlatformGovernance, review_output
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@pytest.mark.parametrize("name", ["recall_memory", "resolve_config", "check_compliance",
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"bind_governance", "_execute_governed", "validate_input"])
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def test_all_governance_hooks_protected(name):
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with pytest.raises(TypeError):
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type("Bypass", (BaseAgent,), {name: lambda *args: None})
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@pytest.mark.asyncio
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async def test_visitor_does_not_recall_customer_memory() -> None:
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"""访客不能以匿名主体标识读取任何客户记忆。"""
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class Demo(BaseAgent):
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async def handle(self, request, context):
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return CoreResult(text="unused")
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class FailingGovernance:
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async def recall(self, context):
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raise AssertionError("visitor memory recall is forbidden")
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definition = AgentDefinition(
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agent_type="demo", version="1", allowed_roles=("visitor",), allowed_portals=("api",)
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)
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agent = Demo(definition)
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agent.bind_governance(FailingGovernance())
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request = AgentRequest(
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agent_type="demo", message="公开问题", session_id="visitor-session",
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idempotency_key="visitor-memory-request-0001",
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)
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context = RequestContext(
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user_id="visitor-id", trace_id="visitor-trace", roles=("visitor",),
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permissions=("agent:run",), data_scope="public",
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)
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await agent.recall_memory(request, context)
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assert agent.memories == ()
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# 原先这里还有一条 `test_authenticated_customer_service_does_not_recall_customer_memory`：
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# 客服 Agent 即便面对已登录用户，也不得触发通用长期/画像记忆读取。该用例的主体
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# （`CustomerServiceAgent`）已随客服模块移除，**重建客服 Agent 时须把该判据与用例一并带回来**。
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async def test_resolve_recall_handle_review_order_and_snapshot(governance):
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calls = []
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config = ResolvedAgentConfig(config_version="released", prompt_version="p", model_endpoint="m")
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memory = RecalledMemory(memory_uuid="m1", customer_id="1", content="偏好低风险")
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class Governance:
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async def resolve(self, definition, context):
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calls.append("resolve")
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return config
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async def recall(self, context):
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calls.append("recall")
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return (memory,)
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async def review(self, result, context, resolved, memories, *, agent_type: str = ""):
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calls.append("review")
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assert resolved is config
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assert memories == (memory,)
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return review_output(result, context, resolved, memories)
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class Demo(BaseAgent):
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async def handle(self, request, context):
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calls.append("handle")
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assert self.memories == (memory,)
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self.config = None
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self.memories = ()
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self._governance = governance
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return CoreResult(text="保证收益")
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definition = AgentDefinition(agent_type="demo", version="1", allowed_roles=("customer",),
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allowed_portals=("api",))
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factory = AgentFactory(Governance())
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factory.register(definition, lambda _: Demo(definition))
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context = RequestContext(user_id="1", trace_id="t", roles=("customer",),
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permissions=("agent:run",))
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agent = factory.create("demo", context)
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events = [event async for event in agent.execute(
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AgentRequest(agent_type="demo", session_id="s", message="test",
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idempotency_key="1234567890123456"), context, "r")]
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assert calls == ["resolve", "recall", "handle", "review"]
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assert "保证收益" not in events[-1].payload["result"]["result"]["text"]
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def test_unissued_reference_rejected_and_sensitive_numbers_redacted():
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context = RequestContext(user_id="1", trace_id="t")
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config = ResolvedAgentConfig(config_version="1", prompt_version="p", model_endpoint="m")
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result = AgentResult(run_id="r", result=CoreResult(text="手机号13812345678"))
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assert "13812345678" not in review_output(result, context, config, ()).result.text
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forged = result.model_copy(update={"result": CoreResult(text="test", source_references=(
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SourceReference(source_type="memory", source_id="other-customer"),))})
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with pytest.raises(ForbiddenAgentError):
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review_output(forged, context, config, ())
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async def test_missing_factory_dependencies_fail_closed():
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class Demo(BaseAgent):
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async def handle(self, request, context):
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pytest.fail("must not execute")
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definition = AgentDefinition(agent_type="demo", version="1", allowed_roles=("customer",),
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allowed_portals=("api",))
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context = RequestContext(user_id="1", trace_id="t", roles=("customer",),
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permissions=("agent:run",))
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with pytest.raises(RecoverableAgentError):
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_ = [e async for e in Demo(definition).execute(
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AgentRequest(agent_type="demo", message="test", session_id="s",
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idempotency_key="1234567890123456"), context, "r")]
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# --- 记忆可读范围：员工按 sys_customer_assignment 归属（2026-09-14 拍板口径） -------------
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#
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# 修复前的行为：`recall()` 把 `int(context.user_id)` 当客户号，于是员工身份**恒空**，
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# 且员工号与客户号同号段时会读到陌生客户的记忆并注入提示词。下面这些用例把
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# "只能读到该读的"钉死。
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class _StubItem:
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def __init__(self, memory_uuid: str, content: str, confidence: float) -> None:
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self.memory_uuid = memory_uuid
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self.content = content
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self.confidence = confidence
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class _StubResult:
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def __init__(self, items: list[_StubItem]) -> None:
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self.items = tuple(items)
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self.degraded = False
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self.degraded_reasons: tuple[str, ...] = ()
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self.from_cache = False
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class _StubRecallService:
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"""按客户号返回记忆的召回服务替身；记录被查过哪些客户。"""
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def __init__(self, by_customer: dict[int, list[_StubItem]]) -> None:
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self.by_customer = by_customer
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self.queried: list[int] = []
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async def recall(self, customer_id: int) -> _StubResult:
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self.queried.append(customer_id)
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return _StubResult(self.by_customer.get(customer_id, []))
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class _DummySession:
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"""`PlatformGovernance.recall` 会 `async with SessionFactory() as session`；
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召回服务是替身、不碰这个 session，所以给个空壳即可，测试不连库。"""
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async def __aenter__(self) -> None:
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return None
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async def __aexit__(self, *exc: object) -> bool:
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return False
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def _governance_with(
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monkeypatch: pytest.MonkeyPatch,
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service: _StubRecallService,
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) -> PlatformGovernance:
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monkeypatch.setattr(governance_module, "SessionFactory", lambda: _DummySession())
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return PlatformGovernance(recall_factory=lambda _session: service) # type: ignore[arg-type,return-value]
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def _employee_context(user_id: str, customer_ids: tuple[str, ...]) -> RequestContext:
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"""员工身份上下文：带 `memory:read:customer` 能力码（读他人客户记忆的授权码）。"""
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return RequestContext(
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user_id=user_id, trace_id="t", roles=("advisor",), customer_ids=customer_ids,
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permissions=(REQUIRED_EMPLOYEE_PERMISSION,),
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)
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async def test_employee_recall_reads_assigned_customers(
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monkeypatch: pytest.MonkeyPatch,
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) -> None:
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"""员工（投顾/风控）按归属读到客户记忆，且每条记忆标注其真实归属客户号。"""
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service = _StubRecallService({
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9001: [_StubItem("uuid-a", "偏好进取型", 0.9)],
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9102: [_StubItem("uuid-b", "持有约三年", 0.5)],
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})
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governance = _governance_with(monkeypatch, service)
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context = _employee_context("9020", ("9102", "9001"))
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memories = await governance.recall(context)
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assert service.queried == [9001, 9102] # 升序，确定性
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# 置信度降序：uuid-a(0.9) 在前；归属客户号必须逐条正确，否则提示词会张冠李戴。
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assert [(memory.memory_uuid, memory.customer_id) for memory in memories] == [
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("uuid-a", "9001"), ("uuid-b", "9102"),
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]
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async def test_employee_without_assignment_reads_nothing_and_skips_database(
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monkeypatch: pytest.MonkeyPatch,
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) -> None:
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"""归属未维护 ⇒ 失败关闭，且**连召回服务都不该被调用**（不做无谓的库/向量查询）。"""
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service = _StubRecallService({9020: [_StubItem("uuid-self", "不该被读到", 0.9)]})
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governance = _governance_with(monkeypatch, service)
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context = _employee_context("9020", ())
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memories = await governance.recall(context)
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assert memories == ()
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# 关键：员工号 9020 没有被当成客户号 —— 否则这里会读到"同号客户"的记忆。
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assert service.queried == []
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async def test_employee_without_capability_reads_nothing(
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monkeypatch: pytest.MonkeyPatch,
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) -> None:
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"""有归属行但缺 `memory:read:customer` 能力码 ⇒ 同样失败关闭，且不查库。"""
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service = _StubRecallService({9001: [_StubItem("uuid-a", "不该被读到", 0.9)]})
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governance = _governance_with(monkeypatch, service)
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context = RequestContext(
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user_id="9005", trace_id="t", roles=("operator",), customer_ids=("9001",),
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permissions=("offsite:write",),
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)
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memories = await governance.recall(context)
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assert memories == ()
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assert service.queried == []
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async def test_customer_recall_ignores_assignments(
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monkeypatch: pytest.MonkeyPatch,
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) -> None:
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"""客户身份只读自己：分配表里有别行也不能顺带读别人。"""
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service = _StubRecallService({
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9001: [_StubItem("uuid-self", "自己的偏好", 0.9)],
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9102: [_StubItem("uuid-other", "别人的偏好", 0.9)],
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})
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governance = _governance_with(monkeypatch, service)
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context = RequestContext(user_id="9001", trace_id="t", roles=("customer",),
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customer_ids=("9102",))
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memories = await governance.recall(context)
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assert service.queried == [9001]
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assert [memory.memory_uuid for memory in memories] == ["uuid-self"]
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def test_review_output_accepts_assigned_customer_memory_reference() -> None:
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"""员工引用**归属客户**的记忆不算伪造引用；引用非归属客户的记忆必须被拦。"""
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config = ResolvedAgentConfig(config_version="1", prompt_version="p", model_endpoint="m")
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context = _employee_context("9020", ("9001",))
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recalled = (RecalledMemory(memory_uuid="uuid-a", customer_id="9001", content="偏好进取型"),)
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def _result(memory_uuid: str) -> AgentResult:
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return AgentResult(run_id="r", result=CoreResult(
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text="分析如下",
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source_references=(SourceReference(source_type="memory", source_id=memory_uuid),),
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))
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# 归属客户：放行（修复前 known 恒空，这里会抛 ForbiddenAgentError）。
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assert review_output(_result("uuid-a"), context, config, recalled).result.text == "分析如下"
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# 非归属客户：即便被塞进 memories 也必须被拦 —— 范围判定与召回共用同一口径。
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forged = (RecalledMemory(memory_uuid="uuid-x", customer_id="9999", content="他人记忆"),)
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with pytest.raises(ForbiddenAgentError):
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review_output(_result("uuid-x"), context, config, forged)
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async def test_recall_scope_guard_rejects_memory_outside_assignments() -> None:
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"""`BaseAgent` 的范围守卫：越界记忆必须让整条运行失败关闭。"""
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class StubGovernance:
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async def recall(self, context: RequestContext) -> tuple[RecalledMemory, ...]:
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return (RecalledMemory(memory_uuid="uuid-x", customer_id="9999", content="他人记忆"),)
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class Demo(BaseAgent):
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async def handle(self, request, context):
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pytest.fail("越界记忆不得进入 handle")
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definition = AgentDefinition(agent_type="demo", version="1", allowed_roles=("advisor",),
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allowed_portals=("api",))
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agent = Demo(definition)
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agent.bind_governance(StubGovernance()) # type: ignore[arg-type]
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request = AgentRequest(agent_type="demo", message="看看客户", session_id="s",
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idempotency_key="recall-scope-guard-0001")
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with pytest.raises(RecoverableAgentError, match="越过客户范围"):
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await agent.recall_memory(request, _employee_context("9020", ("9001",)))
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