def test_retrieve_cache_new_instance(self):
caches.set_config({
"default": {
"cache":
"pycached.RedisCache",
"endpoint":
"127.0.0.10",
"port":
6378,
"serializer": {
"class": "pycached.serializers.PickleSerializer",
"encoding": "encoding",
},
"plugins": [
{
"class": "pycached.plugins.HitMissRatioPlugin"
},
{
"class": "pycached.plugins.TimingPlugin"
},
],
}
})
cache = caches.create("default")
assert isinstance(cache, RedisCache)
assert cache.endpoint == "127.0.0.10"
assert cache.port == 6378
assert isinstance(cache.serializer, PickleSerializer)
assert cache.serializer.encoding == "encoding"
assert len(cache.plugins) == 2
def reset_caches():
caches.set_config({
"default": {
"cache": "pycached.SimpleMemoryCache",
"serializer": {
"class": "pycached.serializers.NullSerializer"
},
}
})
def test_set_config_updates_existing_values(self):
assert not isinstance(caches.get("default").serializer, JsonSerializer)
caches.set_config({
"default": {
"cache": "pycached.SimpleMemoryCache",
"serializer": {
"class": "pycached.serializers.JsonSerializer"
},
}
})
assert isinstance(caches.get("default").serializer, JsonSerializer)
def test_create_extra_args(self):
caches.set_config({
"default": {
"cache": "pycached.RedisCache",
"endpoint": "127.0.0.9",
"db": 10,
"port": 6378,
}
})
cache = caches.create("default",
namespace="whatever",
endpoint="127.0.0.10",
db=10)
assert cache.namespace == "whatever"
assert cache.endpoint == "127.0.0.10"
assert cache.db == 10
def test_ensure_plugins_order(self):
caches.set_config({
"default": {
"cache":
"pycached.RedisCache",
"plugins": [
{
"class": "pycached.plugins.HitMissRatioPlugin"
},
{
"class": "pycached.plugins.TimingPlugin"
},
],
}
})
cache = caches.get("default")
assert isinstance(cache.plugins[0], HitMissRatioPlugin)
cache = caches.create("default")
assert isinstance(cache.plugins[0], HitMissRatioPlugin)
def test_set_config_removes_existing_caches(self):
caches.set_config({
"default": {
"cache": "pycached.SimpleMemoryCache"
},
"alt": {
"cache": "pycached.SimpleMemoryCache"
},
})
caches.get("default")
caches.get("alt")
assert len(caches._caches) == 2
caches.set_config({
"default": {
"cache": "pycached.SimpleMemoryCache"
},
"alt": {
"cache": "pycached.SimpleMemoryCache"
},
})
assert caches._caches == {}
def test_set_config_no_default(self):
with pytest.raises(ValueError):
caches.set_config({
"no_default": {
"cache":
"pycached.RedisCache",
"endpoint":
"127.0.0.10",
"port":
6378,
"serializer": {
"class": "pycached.serializers.PickleSerializer"
},
"plugins": [
{
"class": "pycached.plugins.HitMissRatioPlugin"
},
{
"class": "pycached.plugins.TimingPlugin"
},
],
}
})
def test_multiple_caches(self):
caches.set_config({
"default": {
"cache":
"pycached.RedisCache",
"endpoint":
"127.0.0.10",
"port":
6378,
"serializer": {
"class": "pycached.serializers.PickleSerializer"
},
"plugins": [
{
"class": "pycached.plugins.HitMissRatioPlugin"
},
{
"class": "pycached.plugins.TimingPlugin"
},
],
},
"alt": {
"cache": "pycached.SimpleMemoryCache"
},
})
default = caches.get("default")
alt = caches.get("alt")
assert isinstance(default, RedisCache)
assert default.endpoint == "127.0.0.10"
assert default.port == 6378
assert isinstance(default.serializer, PickleSerializer)
assert len(default.plugins) == 2
assert isinstance(alt, SimpleMemoryCache)
def test_set_empty_config(self):
with pytest.raises(ValueError):
caches.set_config({})
from pycached import caches, SimpleMemoryCache, RedisCache
from pycached.serializers import StringSerializer, PickleSerializer
caches.set_config({
'default': {
'cache': "pycached.SimpleMemoryCache",
'serializer': {
'class': "pycached.serializers.StringSerializer"
}
},
'redis_alt': {
'cache': "pycached.RedisCache",
'endpoint': "127.0.0.1",
'port': 6379,
'timeout': 1,
'serializer': {
'class': "pycached.serializers.PickleSerializer"
},
'plugins': [
{'class': "pycached.plugins.HitMissRatioPlugin"},
{'class': "pycached.plugins.TimingPlugin"}
]
}
})
def default_cache():
cache = caches.get('default') # This always returns the same instance
cache.set("key", "value")
assert cache.get("key") == "value"