"""共享真实 ASGI 生命周期与隔离库；通过 portal 驱动同一个消费者，避免测试另写简化业务。"""
import os
from pathlib import Path
import tempfile
import sys
import pytest

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
os.environ['DATA_DIR'] = tempfile.mkdtemp(prefix='agent-audit-test-')
os.environ['DATABASE_URL'] = ''
os.environ['WORKER_ENABLED'] = 'false'
os.environ['SEED_DEMO'] = 'true'
os.environ['DEMO_PASSWORD'] = 'Demo@2026!'
os.environ['RATE_LIMIT_PER_MINUTE'] = '10000'
os.environ['APP_ENV'] = 'development'
os.environ['JWT_SECRET'] = 'test-only-random-independent-secret-32'
for name in ('LLM_BASE_URL', 'VLM_BASE_URL', 'EMBEDDING_BASE_URL', 'RERANK_BASE_URL', 'LLM_MODEL', 'VLM_MODEL'):
    os.environ[name] = ''

from fastapi.testclient import TestClient
from main import app
from app.domain.models import Base
from app.infrastructure.database import engine, transaction
from app.application.seed import seed
from app.application.worker import worker

@pytest.fixture(scope='session')
def client():
    with TestClient(app) as instance:
        yield instance

@pytest.fixture(autouse=True)
def isolated(client):
    async def reset():
        async with engine.begin() as connection:
            await connection.run_sync(Base.metadata.drop_all)
            await connection.run_sync(Base.metadata.create_all)
        async with transaction() as session:
            await seed(session)
    client.portal.call(reset)

@pytest.fixture
def headers(client):
    result = {}
    for name in ('alice', 'bob', 'carol', 'dave', 'erin'):
        response = client.post('/api/v1/auth/login', json={'username': name, 'password': 'Demo@2026!'})
        assert response.status_code == 200, response.text
        result[name] = {'Authorization': 'Bearer ' + response.json()['data']['access_token']}
    return result

@pytest.fixture
def drain(client):
    def process():
        for _ in range(20):
            if not client.portal.call(worker.process_one):
                return
        raise AssertionError('消费者没有在20个事件内收敛')
    return process