Files
prompts/tests/web/conftest.py
T
2026-06-21 21:01:11 -05:00

60 lines
1.8 KiB
Python

from __future__ import annotations
import os
from collections.abc import AsyncIterator
from contextlib import asynccontextmanager
import pytest
import pytest_asyncio
from httpx import ASGITransport
from httpx import AsyncClient
from mcp import ClientSession
from mcp.client.streamable_http import streamable_http_client
from personal_mcp.web.app import create_app
@pytest_asyncio.fixture
async def client() -> AsyncIterator[AsyncClient]:
"""Provides an AsyncClient bound to a fresh application instance."""
app = create_app()
async with AsyncClient(
transport=ASGITransport(app=app),
base_url="http://testserver",
timeout=10.0,
) as test_client:
yield test_client
@pytest.fixture
def mcp_endpoint_url() -> str:
"""Provides the MCP endpoint URL for SDK-based client sessions."""
return os.getenv("PERSONAL_MCP_TEST_HTTP_URL", "")
@pytest.fixture
def mcp_session_factory(mcp_endpoint_url: str):
"""Provides a context manager factory for MCP SDK sessions.
Keeping stream/client/session enter and exit in the test task avoids
cross-task cancel scope teardown errors from async generator fixtures.
"""
if not mcp_endpoint_url:
pytest.skip("Set PERSONAL_MCP_TEST_HTTP_URL to run SDK-backed MCP endpoint tests.")
@asynccontextmanager
async def create_session(*, initialize: bool = True) -> AsyncIterator[ClientSession]:
async with (
AsyncClient(timeout=10.0) as http_client,
streamable_http_client(
mcp_endpoint_url,
http_client=http_client,
) as (read_stream, write_stream, _),
ClientSession(read_stream, write_stream) as session,
):
if initialize:
await session.initialize()
yield session
return create_session