Files
hunjing/backend/tests/test_idempotency.py
2026-08-21 16:00:13 +08:00

101 lines
3.8 KiB
Python

"""幂等键测试。"""
from collections.abc import AsyncGenerator
import pytest
from httpx import ASGITransport, AsyncClient
from sqlalchemy import select
from app.ai_provider.types.chat import ChatChunk
from app.application.agent.runtime import AgentTurnResult
from app.application.chat.send_message import drain_pending_streams
from app.db.session import AsyncSessionLocal
from app.main import app
from app.models.chat import ChatMessage
from app.models.idempotency import IdempotencyKey
from app.models.memory import Memory
from app.models.runtime import Run
@pytest.fixture
async def client(
monkeypatch: pytest.MonkeyPatch, auth_headers: dict[str, str]
) -> AsyncGenerator[AsyncClient, None]:
async def fake_run_agent_turn(*, on_chunk, **_kwargs: object):
await on_chunk(ChatChunk(delta_content="你好,我是测试模型回复。"))
return AgentTurnResult(content="你好,我是测试模型回复。", reasoning="")
monkeypatch.setattr("app.application.chat.send_message.run_agent_turn", fake_run_agent_turn)
transport = ASGITransport(app=app)
async with AsyncClient(
transport=transport,
base_url="http://test",
headers=auth_headers,
) as http_client:
yield http_client
async def _create_session(client: AsyncClient) -> str:
response = await client.post("/api/v1/chat/sessions", json={"title": "幂等测试"})
assert response.status_code == 200
return str(response.json()["session_id"])
@pytest.mark.asyncio
async def test_send_message_idempotency_replays_same_response(client: AsyncClient) -> None:
session_id = await _create_session(client)
headers = {"Idempotency-Key": "send-same-1"}
payload = {"content": "你好", "modality": "text"}
first = await client.post(
f"/api/v1/chat/sessions/{session_id}/messages", json=payload, headers=headers
)
second = await client.post(
f"/api/v1/chat/sessions/{session_id}/messages", json=payload, headers=headers
)
assert first.status_code == 200
assert second.status_code == 200
assert second.json() == first.json()
await drain_pending_streams()
async with AsyncSessionLocal() as db:
runs = (await db.execute(select(Run))).scalars().all()
messages = (await db.execute(select(ChatMessage))).scalars().all()
keys = (await db.execute(select(IdempotencyKey))).scalars().all()
assert len(runs) == 1
assert len(messages) == 2
assert len(keys) == 1
@pytest.mark.asyncio
async def test_idempotency_key_conflict(client: AsyncClient) -> None:
session_id = await _create_session(client)
headers = {"Idempotency-Key": "send-conflict-1"}
first = await client.post(
f"/api/v1/chat/sessions/{session_id}/messages",
json={"content": "你好", "modality": "text"},
headers=headers,
)
conflict = await client.post(
f"/api/v1/chat/sessions/{session_id}/messages",
json={"content": "不同内容", "modality": "text"},
headers=headers,
)
assert first.status_code == 200
assert conflict.status_code == 409
assert conflict.json()["error"]["code"] == "conflict"
@pytest.mark.asyncio
async def test_memory_create_idempotency(client: AsyncClient) -> None:
headers = {"Idempotency-Key": "memory-same-1"}
payload = {"type": "user", "title": "偏好", "content": "用户喜欢简洁回答。"}
first = await client.post("/api/v1/memory", json=payload, headers=headers)
second = await client.post("/api/v1/memory", json=payload, headers=headers)
assert first.status_code == 200
assert second.status_code == 200
assert second.json()["id"] == first.json()["id"]
async with AsyncSessionLocal() as db:
memories = (await db.execute(select(Memory))).scalars().all()
assert len(memories) == 1