124 lines
4.7 KiB
Python
124 lines
4.7 KiB
Python
import unittest
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from datetime import datetime, timezone
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import fakeredis.aioredis
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import httpx
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from pwo import async_test
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from kaya.core import KayaApp, HttpContext
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from kaya.session import Session, SessionMixin
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from kaya.session_redis import RedisSessionStore
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class RedisSessionStoreTest(unittest.TestCase):
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client: fakeredis.aioredis.FakeRedis
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store: RedisSessionStore
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def setUp(self) -> None:
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self.client = fakeredis.aioredis.FakeRedis()
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self.store = RedisSessionStore(self.client)
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@async_test
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async def test_save_and_load_round_trip(self) -> None:
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session = Session('abc', {'foo': 'bar', 'n': 42})
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await self.store.save('abc', session)
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loaded = await self.store.load('abc')
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self.assertIsNotNone(loaded)
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assert loaded is not None
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self.assertEqual('abc', loaded.id)
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self.assertEqual({'foo': 'bar', 'n': 42}, dict(loaded))
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@async_test
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async def test_load_unknown_session_returns_none(self) -> None:
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self.assertIsNone(await self.store.load('missing'))
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@async_test
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async def test_delete_removes_session(self) -> None:
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await self.store.save('abc', Session('abc', {'foo': 'bar'}))
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await self.store.delete('abc')
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self.assertIsNone(await self.store.load('abc'))
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@async_test
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async def test_save_sets_ttl_when_max_age_given(self) -> None:
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await self.store.save('abc', Session('abc', {'foo': 'bar'}), max_age=60)
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ttl = await self.client.ttl('kaya:session:abc')
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self.assertGreater(ttl, 0)
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self.assertLessEqual(ttl, 60)
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@async_test
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async def test_save_without_max_age_has_no_ttl(self) -> None:
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await self.store.save('abc', Session('abc', {'foo': 'bar'}))
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self.assertEqual(-1, await self.client.ttl('kaya:session:abc'))
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@async_test
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async def test_load_slides_expiry_when_max_age_given(self) -> None:
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await self.store.save('abc', Session('abc', {'foo': 'bar'}), max_age=60)
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await self.client.expire('kaya:session:abc', 10)
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loaded = await self.store.load('abc', max_age=60)
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self.assertIsNotNone(loaded)
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ttl = await self.client.ttl('kaya:session:abc')
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self.assertGreater(ttl, 10)
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self.assertLessEqual(ttl, 60)
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@async_test
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async def test_pickle_round_trip_of_non_json_values(self) -> None:
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now = datetime(2026, 7, 20, 12, 0, 0, tzinfo=timezone.utc)
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session = Session('abc', {'when': now, 'blob': b'\x00\x01', 'items': {1, 2, 3}})
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await self.store.save('abc', session)
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loaded = await self.store.load('abc')
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self.assertIsNotNone(loaded)
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assert loaded is not None
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self.assertEqual(now, loaded['when'])
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self.assertEqual(b'\x00\x01', loaded['blob'])
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self.assertEqual({1, 2, 3}, loaded['items'])
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@async_test
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async def test_custom_prefix(self) -> None:
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store = RedisSessionStore(self.client, prefix='myapp:sess:')
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await store.save('abc', Session('abc', {'foo': 'bar'}))
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self.assertIsNotNone(await self.client.get('myapp:sess:abc'))
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self.assertIsNone(await self.client.get('kaya:session:abc'))
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@async_test
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async def test_custom_serializer(self) -> None:
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import json
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store = RedisSessionStore(
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self.client,
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dumps=lambda d: json.dumps(d).encode('utf-8'),
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loads=lambda b: json.loads(b.decode('utf-8')),
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)
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await store.save('abc', Session('abc', {'foo': 'bar'}))
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self.assertEqual(b'{"foo": "bar"}', await self.client.get('kaya:session:abc'))
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loaded = await store.load('abc')
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self.assertIsNotNone(loaded)
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assert loaded is not None
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self.assertEqual({'foo': 'bar'}, dict(loaded))
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class RedisSessionIntegrationTest(unittest.TestCase):
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app: KayaApp
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def setUp(self) -> None:
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store = RedisSessionStore(fakeredis.aioredis.FakeRedis())
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self.app = KayaApp(mixins=[SessionMixin(store)])
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@self.app.GET('/')
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async def home(ctx: HttpContext) -> None:
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n = ctx.session.get('visits', 0) + 1
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ctx.session['visits'] = n
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await ctx.send_str(200, f'visits: {n}')
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@async_test
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async def test_session_persists_across_requests(self) -> None:
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transport = httpx.ASGITransport(app=self.app)
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async with httpx.AsyncClient(transport=transport, base_url='http://127.0.0.1:80') as client:
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r = await client.get('/')
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self.assertEqual(200, r.status_code)
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self.assertEqual('visits: 1', r.text)
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self.assertIn('Set-Cookie', r.headers)
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r = await client.get('/')
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self.assertEqual(200, r.status_code)
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self.assertEqual('visits: 2', r.text)
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