def testBasics(self):
cache = MemoryCache(1, [])
self.assertItemsEqual(cache.getCache(), [])
cache.setCache(["item1", "item2"])
self.assertItemsEqual(cache.getCache(), ["item1", "item2"])
# wait for cache to expiry, wait for 2 secs
sleep(2)
self.assertRaises(MemoryCacheException, cache.getCache)
cache.setCache(["item4"])
# and the cache is alive again
self.assertItemsEqual(cache.getCache(), ["item4"])
def testCacheDict(self):
cache = MemoryCache(2, {})
self.assertCountEqual(cache.getCache(), {}) if PY3 else self.assertItemsEqual(cache.getCache(), {})
cache.setCache({"item1": 11, "item2": 22})
self.assertCountEqual(cache.getCache(), {"item1": 11, "item2": 22}) if PY3 else self.assertItemsEqual(cache.getCache(), {"item1": 11, "item2": 22})
cache.addItemToCache({"item3": 33})
self.assertCountEqual(cache.getCache(), {"item1": 11, "item2": 22, "item3": 33}) if PY3 else self.assertItemsEqual(cache.getCache(), {"item1": 11, "item2": 22, "item3": 33})
self.assertTrue("item2" in cache)
self.assertFalse("item222" in cache)
# test exceptions
self.assertRaises(TypeError, cache.addItemToCache, "item4")
self.assertRaises(TypeError, cache.addItemToCache, ["item4"])
def testCacheList(self):
cache = MemoryCache(2, [])
self.assertCountEqual(cache.getCache(), []) if PY3 else self.assertItemsEqual(cache.getCache(), [])
cache.setCache(["item1", "item2"])
self.assertCountEqual(cache.getCache(), ["item1", "item2"]) if PY3 else self.assertItemsEqual(cache.getCache(), ["item1", "item2"])
cache.addItemToCache("item3")
self.assertCountEqual(cache.getCache(), ["item1", "item2", "item3"]) if PY3 else self.assertItemsEqual(cache.getCache(), ["item1", "item2", "item3"])
cache.addItemToCache(["item4"])
self.assertCountEqual(cache.getCache(), ["item1", "item2", "item3", "item4"]) if PY3 else self.assertItemsEqual(cache.getCache(), ["item1", "item2", "item3", "item4"])
cache.addItemToCache(set(["item5"]))
self.assertCountEqual(cache.getCache(), ["item1", "item2", "item3", "item4", "item5"]) if PY3 else self.assertItemsEqual(cache.getCache(), ["item1", "item2", "item3", "item4", "item5"])
self.assertTrue("item2" in cache)
self.assertFalse("item222" in cache)
def testCacheSet(self):
cache = MemoryCache(2, set())
self.assertItemsEqual(cache.getCache(), set())
cache.setCache(set(["item1", "item2"]))
self.assertItemsEqual(cache.getCache(), ["item1", "item2"])
cache.addItemToCache("item3")
self.assertItemsEqual(cache.getCache(), ["item1", "item2", "item3"])
cache.addItemToCache(["item4"])
self.assertItemsEqual(cache.getCache(),
["item1", "item2", "item3", "item4"])
cache.addItemToCache(set(["item5"]))
self.assertItemsEqual(cache.getCache(),
["item1", "item2", "item3", "item4", "item5"])
self.assertTrue("item2" in cache)
self.assertFalse("item222" in cache)
def testSetDiffTypes(self):
cache = MemoryCache(2, set())
self.assertItemsEqual(cache.getCache(), set())
cache.setCache({"item1", "item2"})
self.assertRaises(TypeError, cache.setCache, ["item3"])