Files
LangBot/tests/unit_tests/utils/test_httpclient.py
2026-05-16 10:30:17 +08:00

147 lines
4.2 KiB
Python

"""
Unit tests for HTTP client session pool.
Tests session management, reuse, and cleanup.
"""
from __future__ import annotations
import pytest
import aiohttp
from aiohttp import web
from langbot.pkg.utils import httpclient
pytestmark = pytest.mark.asyncio
class TestGetSession:
"""Tests for get_session function."""
async def test_get_session_returns_client_session(self):
"""get_session returns an aiohttp.ClientSession."""
session = httpclient.get_session()
assert isinstance(session, aiohttp.ClientSession)
assert not session.closed
# Cleanup
await session.close()
async def test_get_session_returns_same_instance(self):
"""get_session returns the same session for same trust_env."""
session1 = httpclient.get_session(trust_env=False)
session2 = httpclient.get_session(trust_env=False)
assert session1 is session2
# Cleanup
await session1.close()
async def test_get_session_different_trust_env_creates_different(self):
"""Different trust_env values create different sessions."""
session1 = httpclient.get_session(trust_env=False)
session2 = httpclient.get_session(trust_env=True)
assert session1 is not session2
# Cleanup
await session1.close()
await session2.close()
async def test_get_session_recreates_if_closed(self):
"""get_session creates new session if previous is closed."""
session1 = httpclient.get_session()
await session1.close()
session2 = httpclient.get_session()
assert session2 is not session1
assert not session2.closed
# Cleanup
await session2.close()
class TestCloseAll:
"""Tests for close_all function."""
async def test_close_all_closes_all_sessions(self):
"""close_all closes all sessions."""
# Create multiple sessions
session1 = httpclient.get_session(trust_env=False)
session2 = httpclient.get_session(trust_env=True)
await httpclient.close_all()
assert session1.closed
assert session2.closed
async def test_close_all_clears_pool(self):
"""close_all clears the session pool."""
httpclient.get_session()
httpclient.get_session(trust_env=True)
await httpclient.close_all()
assert len(httpclient._sessions) == 0
async def test_close_all_handles_already_closed(self):
"""close_all handles already closed sessions gracefully."""
session = httpclient.get_session()
await session.close()
# Should not raise
await httpclient.close_all()
async def test_close_all_idempotent(self):
"""close_all can be called multiple times."""
httpclient.get_session()
await httpclient.close_all()
await httpclient.close_all() # Should not raise
assert len(httpclient._sessions) == 0
class TestSessionPoolIntegration:
"""Integration tests for session pool behavior."""
async def test_session_can_make_request(self):
"""Session can be used for HTTP requests without relying on external network."""
app = web.Application()
async def handle_get(request):
return web.json_response({'ok': True})
app.router.add_get('/get', handle_get)
runner = web.AppRunner(app)
await runner.setup()
site = web.TCPSite(runner, '127.0.0.1', 0)
await site.start()
port = site._server.sockets[0].getsockname()[1]
session = httpclient.get_session()
try:
async with session.get(
f'http://127.0.0.1:{port}/get',
timeout=aiohttp.ClientTimeout(total=5),
) as resp:
assert resp.status == 200
assert await resp.json() == {'ok': True}
finally:
await httpclient.close_all()
await runner.cleanup()
async def test_multiple_requests_same_session(self):
"""Multiple requests can use the same session."""
session = httpclient.get_session()
# Both calls return the same session
session2 = httpclient.get_session()
assert session is session2
await httpclient.close_all()