Files
X-Financial/server/tests/test_steward_intent_agent.py
caoxiaozhu 5311c99d69 refactor(server): steward 决策链路改用 LangGraph 编排
- 新增 StewardGraphPlannerService,用 LangGraph 状态图编排意图识别→流程判断→模型/规则分支→兜底,替代原 planner 内线性调用
- 新增 StewardGraphRuntimeService 编排运行时决策与槽位决策;StewardActionContracts/Executor 统一动作合约与执行
- steward_intent_agent/application_fact_resolver/runtime_chat 适配图执行器,config 暴露图相关开关
- pyproject/uv.lock 新增 langgraph 依赖
- 新增 graph_planner/graph_runtime/action_executor 测试,更新 intent_agent/planner/fact_resolver/runtime_chat/reimbursement 测试
2026-06-24 21:58:35 +08:00

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from app.services.steward_intent_agent import (
STEWARD_INTENT_FUNCTION_NAME,
StewardIntentAgent,
)
from app.schemas.steward import StewardPlanRequest
class _NoToolCallRuntimeChatService:
def __init__(self) -> None:
self.kwargs = {}
def complete_with_tool_call(self, messages, **kwargs):
self.kwargs = kwargs
class _Result:
tool_call = None
@staticmethod
def calls_as_dicts():
return []
return _Result()
def test_steward_intent_tool_schema_supports_pending_flow_confirmation() -> None:
schema = StewardIntentAgent._build_intent_tool_schema(
["expense_type", "time_range", "location", "reason", "transport_mode"]
)
function_schema = schema["function"]
assert function_schema["name"] == STEWARD_INTENT_FUNCTION_NAME
properties = function_schema["parameters"]["properties"]
task_schema = properties["tasks"]["items"]
pending_schema = properties["pending_flow_confirmation"]
candidate_schema = pending_schema["properties"]["candidate_flows"]["items"]
assert task_schema["properties"]["requested_action"]["enum"] == [
"preview",
"save_draft",
"submit",
]
assert "requested_action" in task_schema["required"]
assert "pending_flow_confirmation" in properties
assert pending_schema["properties"]["status"]["enum"] == ["none", "pending"]
assert candidate_schema["properties"]["flow_id"]["enum"] == [
"travel_application",
"travel_reimbursement",
]
assert candidate_schema["properties"]["missing_fields"]["items"]["enum"] == [
"expense_type",
"time_range",
"location",
"reason",
"transport_mode",
]
def test_steward_intent_agent_uses_ten_second_timeout_and_three_attempts() -> None:
runtime_chat = _NoToolCallRuntimeChatService()
agent = StewardIntentAgent(runtime_chat)
agent.detect(
StewardPlanRequest(message="2026-02-20 至 2026-02-23上海出差火车保存草稿。"),
base_date=__import__("datetime").date(2026, 6, 24),
canonical_fields=["expense_type", "time_range", "location", "reason", "transport_mode"],
)
assert runtime_chat.kwargs["timeout_seconds"] == 10
assert runtime_chat.kwargs["max_attempts"] == 3
assert runtime_chat.kwargs["use_failure_cooldown"] is False