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import asyncio
import pytest
from aiocache.backends.memory import SimpleMemoryCache
from aiocache.base import _Conn
from ..utils import Keys
class TestCache:
"""
This class ensures that all caches behave the same way and have the minimum functionality.
To add a new cache just create the fixture for the new cache and add id as a param for the
cache fixture
"""
async def test_setup(self, cache):
assert cache.namespace == "test"
async def test_get_missing(self, cache):
assert await cache.get(Keys.KEY) is None
assert await cache.get(Keys.KEY, default=1) == 1
async def test_get_existing(self, cache):
await cache.set(Keys.KEY, "value")
assert await cache.get(Keys.KEY) == "value"
async def test_multi_get(self, cache):
await cache.set(Keys.KEY, "value")
assert await cache.multi_get([Keys.KEY, Keys.KEY_1]) == ["value", None]
async def test_delete_missing(self, cache):
result = await cache.delete(Keys.KEY)
assert result == 0
async def test_delete_existing(self, cache):
await cache.set(Keys.KEY, "value")
result = await cache.delete(Keys.KEY)
assert result == 1
value = await cache.get(Keys.KEY)
assert value is None
async def test_set(self, cache):
assert await cache.set(Keys.KEY, "value") is True
async def test_set_cancel_previous_ttl_handle(self, cache):
await cache.set(Keys.KEY, "value", ttl=4)
await asyncio.sleep(2.1)
# Smaller ttl seems flaky, as if this call takes >0.5s...
result = await cache.get(Keys.KEY)
assert result == "value"
await cache.set(Keys.KEY, "new_value", ttl=4)
await asyncio.sleep(2)
result = await cache.get(Keys.KEY)
assert result == "new_value"
async def test_multi_set(self, cache):
pairs = [(Keys.KEY, "value"), [Keys.KEY_1, "random_value"]]
assert await cache.multi_set(pairs) is True
assert await cache.multi_get([Keys.KEY, Keys.KEY_1]) == ["value", "random_value"]
async def test_multi_set_with_ttl(self, cache):
pairs = [(Keys.KEY, "value"), [Keys.KEY_1, "random_value"]]
assert await cache.multi_set(pairs, ttl=1) is True
await asyncio.sleep(1.1)
assert await cache.multi_get([Keys.KEY, Keys.KEY_1]) == [None, None]
async def test_set_with_ttl(self, cache):
await cache.set(Keys.KEY, "value", ttl=1)
await asyncio.sleep(1.1)
assert await cache.get(Keys.KEY) is None
async def test_add_missing(self, cache):
assert await cache.add(Keys.KEY, "value", ttl=1) is True
async def test_add_existing(self, cache):
assert await cache.set(Keys.KEY, "value") is True
with pytest.raises(ValueError):
await cache.add(Keys.KEY, "value")
async def test_exists_missing(self, cache):
assert await cache.exists(Keys.KEY) is False
async def test_exists_existing(self, cache):
await cache.set(Keys.KEY, "value")
assert await cache.exists(Keys.KEY) is True
async def test_increment_missing(self, cache):
assert await cache.increment(Keys.KEY, delta=2) == 2
assert await cache.increment(Keys.KEY_1, delta=-2) == -2
async def test_increment_existing(self, cache):
await cache.set(Keys.KEY, 2)
assert await cache.increment(Keys.KEY, delta=2) == 4
assert await cache.increment(Keys.KEY, delta=1) == 5
assert await cache.increment(Keys.KEY, delta=-3) == 2
async def test_increment_typeerror(self, cache):
await cache.set(Keys.KEY, "value")
with pytest.raises(TypeError):
assert await cache.increment(Keys.KEY)
async def test_expire_existing(self, cache):
await cache.set(Keys.KEY, "value")
assert await cache.expire(Keys.KEY, 1) is True
await asyncio.sleep(1.1)
assert await cache.exists(Keys.KEY) is False
async def test_expire_with_0(self, cache):
await cache.set(Keys.KEY, "value", 1)
assert await cache.expire(Keys.KEY, 0) is True
await asyncio.sleep(1.1)
assert await cache.exists(Keys.KEY) is True
async def test_expire_missing(self, cache):
assert await cache.expire(Keys.KEY, 1) is False
async def test_clear(self, cache):
await cache.set(Keys.KEY, "value")
await cache.clear()
assert await cache.exists(Keys.KEY) is False
async def test_close_pool_only_clears_resources(self, cache):
await cache.set(Keys.KEY, "value")
await cache.close()
assert await cache.set(Keys.KEY, "value") is True
assert await cache.get(Keys.KEY) == "value"
async def test_single_connection(self, cache):
async with cache.get_connection() as conn:
assert isinstance(conn, _Conn)
assert await conn.set(Keys.KEY, "value") is True
assert await conn.get(Keys.KEY) == "value"
class TestMemoryCache:
async def test_accept_explicit_args(self):
with pytest.raises(TypeError):
SimpleMemoryCache(random_attr="wtf")
async def test_set_float_ttl(self, memory_cache):
await memory_cache.set(Keys.KEY, "value", ttl=0.1)
await asyncio.sleep(0.15)
assert await memory_cache.get(Keys.KEY) is None
async def test_multi_set_float_ttl(self, memory_cache):
pairs = [(Keys.KEY, "value"), [Keys.KEY_1, "random_value"]]
assert await memory_cache.multi_set(pairs, ttl=0.1) is True
await asyncio.sleep(0.15)
assert await memory_cache.multi_get([Keys.KEY, Keys.KEY_1]) == [None, None]
async def test_raw(self, memory_cache):
await memory_cache.raw("setdefault", "key", "value")
assert await memory_cache.raw("get", "key") == "value"
assert list(await memory_cache.raw("keys")) == ["key"]
async def test_clear_with_namespace_memory(self, memory_cache):
await memory_cache.set(Keys.KEY, "value", namespace="test")
await memory_cache.clear(namespace="test")
assert await memory_cache.exists(Keys.KEY, namespace="test") is False
@pytest.mark.memcached
class TestMemcachedCache:
async def test_accept_explicit_args(self):
from aiocache.backends.memcached import MemcachedCache
with pytest.raises(TypeError):
MemcachedCache(random_attr="wtf")
async def test_set_too_long_key(self, memcached_cache):
with pytest.raises(TypeError) as exc_info:
await memcached_cache.set("a" * 2000, "value")
assert str(exc_info.value).startswith("aiomcache error: invalid key")
async def test_set_float_ttl_fails(self, memcached_cache):
with pytest.raises(TypeError) as exc_info:
await memcached_cache.set(Keys.KEY, "value", ttl=0.1)
assert str(exc_info.value) == "aiomcache error: exptime not int: 0.1"
async def test_multi_set_float_ttl(self, memcached_cache):
with pytest.raises(TypeError) as exc_info:
pairs = [(Keys.KEY, "value"), [Keys.KEY_1, "random_value"]]
assert await memcached_cache.multi_set(pairs, ttl=0.1) is True
assert str(exc_info.value) == "aiomcache error: exptime not int: 0.1"
async def test_raw(self, memcached_cache):
await memcached_cache.raw("set", b"key", b"value")
assert await memcached_cache.raw("get", b"key") == "value"
assert await memcached_cache.raw("prepend", b"key", b"super") is True
assert await memcached_cache.raw("get", b"key") == "supervalue"
async def test_clear_with_namespace_memcached(self, memcached_cache):
await memcached_cache.set(Keys.KEY, "value", namespace="test")
with pytest.raises(ValueError):
await memcached_cache.clear(namespace="test")
assert await memcached_cache.exists(Keys.KEY, namespace="test") is True
async def test_close(self, memcached_cache):
await memcached_cache.set(Keys.KEY, "value")
await memcached_cache._close()
assert memcached_cache.client._pool._pool.qsize() == 0
@pytest.mark.redis
class TestRedisCache:
async def test_accept_explicit_args(self):
from aiocache.backends.redis import RedisCache
with pytest.raises(TypeError):
RedisCache(random_attr="wtf")
async def test_float_ttl(self, redis_cache):
await redis_cache.set(Keys.KEY, "value", ttl=0.1)
await asyncio.sleep(0.15)
assert await redis_cache.get(Keys.KEY) is None
async def test_multi_set_float_ttl(self, redis_cache):
pairs = [(Keys.KEY, "value"), [Keys.KEY_1, "random_value"]]
assert await redis_cache.multi_set(pairs, ttl=0.1) is True
await asyncio.sleep(0.15)
assert await redis_cache.multi_get([Keys.KEY, Keys.KEY_1]) == [None, None]
async def test_raw(self, redis_cache):
await redis_cache.raw("set", "key", "value")
assert await redis_cache.raw("get", "key") == "value"
assert await redis_cache.raw("keys", "k*") == ["key"]
# .raw() doesn't build key with namespace prefix, clear it manually
await redis_cache.raw("delete", "key")
async def test_clear_with_namespace_redis(self, redis_cache):
await redis_cache.set(Keys.KEY, "value", namespace="test")
await redis_cache.clear(namespace="test")
assert await redis_cache.exists(Keys.KEY, namespace="test") is False
async def test_close(self, redis_cache):
await redis_cache.set(Keys.KEY, "value")
await redis_cache._close()
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