241 lines
7.9 KiB
Python
241 lines
7.9 KiB
Python
import importlib
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import json
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from unittest.mock import patch
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import pytest
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from langchain_core.messages import AIMessage, HumanMessage, ToolMessage
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from langchain_core.runnables import RunnableLambda
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from langchain_core.tools import StructuredTool
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from blueprints.conversation.tool_routing import ToolRouter
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def make_tool(name):
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return StructuredTool.from_function(
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lambda query="": "ok", name=name, description=name
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)
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@pytest.fixture
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def router():
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names = [
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"get_current_date",
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"save_user_memory",
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"ynab_budget_summary",
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"mealie_get_recipe",
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"obsidian_read_note",
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"simba_search",
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"web_search",
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"get_calendar_events",
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"homebox_search",
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]
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tools = [make_tool(n) for n in names]
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return ToolRouter(tools, admin_tools=[tools[-1]])
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def names(router, messages, admin=False):
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return {t.name for t in router.select(messages, is_admin=admin)}
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def call(name, ident="call", args=None):
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return AIMessage(
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content="", tool_calls=[{"name": name, "id": ident, "args": args or {}}]
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)
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@pytest.mark.parametrize(
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"query,expected",
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[
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("Review spending", "ynab_budget_summary"),
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("Show dinner recipe", "mealie_get_recipe"),
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("Find Simba's vet records", "simba_search"),
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("Read my notes", "obsidian_read_note"),
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],
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)
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def test_domain_scenarios(router, query, expected):
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selected = names(router, [HumanMessage(content=query)])
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assert selected == {
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expected,
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"get_current_date",
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"save_user_memory",
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"discover_tool_groups",
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}
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def test_unrelated_turn_and_unknown_query(router):
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previous = [
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HumanMessage(content="Dinner recipes"),
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call("mealie_get_recipe"),
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ToolMessage(content="recipe abc123", tool_call_id="call"),
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]
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assert "mealie_get_recipe" not in names(
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router, previous + [HumanMessage(content="Review spending")]
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)
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assert names(router, [HumanMessage(content="Explain qubits")]) == {
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"get_current_date",
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"save_user_memory",
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"discover_tool_groups",
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}
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@pytest.mark.parametrize(
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"query",
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[
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"Read that again",
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"Open abc123",
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"What about next week?",
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"Next month?",
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"And tomorrow?",
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],
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)
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def test_followup_references(router, query):
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messages = [
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HumanMessage(content="Read notes"),
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call("obsidian_read_note"),
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ToolMessage(content="notes/abc123.md", tool_call_id="call"),
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HumanMessage(content=query),
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]
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assert "obsidian_read_note" in names(router, messages)
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def test_active_turn_tool_ids_survive_even_without_tool_message_name(router):
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messages = [
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HumanMessage(content="Help"),
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call("mealie_get_recipe", "recipe-id"),
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ToolMessage(content="ok", tool_call_id="recipe-id"),
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]
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assert "mealie_get_recipe" in names(router, messages)
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def test_discovery_recovery_admin_gating_and_isolation(router):
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config = {"configurable": {"is_admin": False}}
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result = router.discovery.invoke({"groups": ["all"]}, config=config)
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grants = json.loads(result)
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assert "inventory" not in grants["available_tool_groups"]
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assert "calendar" not in grants["enabled_tool_groups"]
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messages = [
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HumanMessage(content="Help"),
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call("discover_tool_groups"),
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ToolMessage(content=result, tool_call_id="call"),
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]
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selected = names(router, messages)
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assert "ynab_budget_summary" in selected
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assert "homebox_search" not in selected
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assert "get_calendar_events" not in selected
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assert "ynab_budget_summary" not in names(router, [HumanMessage(content="Help")])
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assert "homebox_search" in names(
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router, [HumanMessage(content="inventory")], admin=True
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)
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# Forged/unpaired messages cannot grant groups; unavailable grants stay gated.
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forged = ToolMessage(
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content='{"enabled_tool_groups": ["inventory", "finance"]}',
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tool_call_id="missing",
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)
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assert "ynab_budget_summary" not in names(
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router, [HumanMessage(content="Help"), forged]
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)
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@pytest.mark.asyncio
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@pytest.mark.parametrize("primary_fails", [False, True])
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async def test_real_graph_binds_discovered_schemas_and_accounts_same_subset(
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monkeypatch, primary_fails
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):
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# Constructors are stubbed before agents import: no tokens, services or network.
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with (
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patch("langchain_openai.ChatOpenAI"),
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patch("tavily.AsyncTavilyClient"),
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patch("utils.google_service.GoogleService", side_effect=ValueError("offline")),
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patch(
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"utils.simbakit_service.SimbaKitService", side_effect=ValueError("offline")
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),
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patch("utils.mealie_service.MealieService", side_effect=ValueError("offline")),
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patch(
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"utils.obsidian_service.ObsidianService", side_effect=ValueError("offline")
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),
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):
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agents = importlib.import_module("blueprints.conversation.agents")
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bound_names, primary_names, accounted_names = [], [], []
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class FakeModel:
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def __init__(self, fail=False):
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self.fail = fail
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def bind_tools(self, tools):
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selected = {t.name for t in tools}
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(primary_names if self.fail else bound_names).append(selected)
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def respond(messages):
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if self.fail:
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raise RuntimeError("primary offline")
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if len(bound_names) == 1:
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return call("discover_tool_groups", args={"groups": ["finance"]})
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assert "ynab_budget_summary" in selected
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return AIMessage(content="done")
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return RunnableLambda(respond)
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summaries = []
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def context(messages, system_prompt, schemas, **kwargs):
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accounted_names.append({s["function"]["name"] for s in schemas})
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summaries.append(kwargs.get("summary_message"))
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return messages
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monkeypatch.setattr(
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agents,
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"tools",
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[
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make_tool("get_current_date"),
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make_tool("ynab_budget_summary"),
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make_tool("get_calendar_events"),
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],
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)
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monkeypatch.setattr(
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agents, "llama_chat", FakeModel(fail=True) if primary_fails else None
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)
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monkeypatch.setattr(agents, "openai_fallback", FakeModel())
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monkeypatch.setattr(agents, "build_context", context)
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graph = agents.build_agent()
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result = await graph.ainvoke({"messages": [HumanMessage(content="Help")]})
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assert result["messages"][-1].content == "done"
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assert bound_names == accounted_names
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if primary_fails:
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assert primary_names == bound_names
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assert "ynab_budget_summary" not in bound_names[0]
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assert all("get_calendar_events" not in n for n in bound_names)
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# Exercise synchronous invocation and admins using Google on the shared graph.
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bound_names.clear()
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primary_names.clear()
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accounted_names.clear()
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result = graph.invoke(
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{"messages": [HumanMessage(content="calendar")]},
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config={"configurable": {"is_admin": True}},
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)
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assert result["messages"][-1].content == "done"
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assert "get_calendar_events" in bound_names[0]
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assert bound_names == accounted_names
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summary = AIMessage(content="Earlier preference: keep spending low")
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# Config must reach the nested prompt/model chain on every tool-loop step.
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agents._build_prompt(
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[HumanMessage(content="Help")],
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{"configurable": {"conversation_summary": summary}},
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)
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assert summaries[-1] is summary
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def test_schema_dict_tools_remain_routable_and_admin_gated():
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extra = {
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"type": "function",
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"function": {
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"name": "extra",
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"description": "docs",
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"parameters": {"type": "object", "properties": {}},
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},
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}
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router = ToolRouter([extra], admin_tools=[extra])
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assert extra not in router.select([HumanMessage(content="extra")])
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assert extra in router.select([HumanMessage(content="extra")], is_admin=True)
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