public void WhenUsingTwoSetCacheAndMRUEvictionAfterCallingOldestAgaing()
{
//Setup
var fakeHashAlgorithm = new FakeHashAlgorithm <int>();
fakeHashAlgorithm.ObjectToHash(1, 1);
fakeHashAlgorithm.ObjectToHash(2, 1);
fakeHashAlgorithm.ObjectToHash(3, 1);
var cache = new AssociativeCache <int, string>(2, 2, new LRUEvictionPolicy <int, string>(), fakeHashAlgorithm);
cache.Add(new CacheItem <int, string>(1, "value1"));
cache.Add(new CacheItem <int, string>(2, "value2"));
Thread.Sleep(50);
var value = cache.Get(1);
//Action
cache.Add(new CacheItem <int, string>(3, "value3"));
//Assert
Assert.Throws <CacheMissException>(() => cache.Get(2));
Assert.AreSame("value3", cache.Get(3));
Assert.AreSame("value1", value);
Assert.AreSame("value1", cache.Get(1));
}
public void TestAFullCache()
{
//Setup
var fakeHashAlgorithm = new FakeHashAlgorithm <int>();
fakeHashAlgorithm.ObjectToHash(1, 1);
fakeHashAlgorithm.ObjectToHash(2, 2);
fakeHashAlgorithm.ObjectToHash(3, 3);
fakeHashAlgorithm.ObjectToHash(4, 4);
var cache = new AssociativeCache <int, string>(2, 2, new MRUEvictionPolicy <int, string>(), fakeHashAlgorithm);
//Action
cache.Add(new CacheItem <int, string>(1, "value1"));
cache.Add(new CacheItem <int, string>(2, "value2"));
cache.Add(new CacheItem <int, string>(3, "value3"));
cache.Add(new CacheItem <int, string>(4, "value4"));
//Assert
Assert.AreSame("value1", cache.Get(1));
Assert.AreSame("value2", cache.Get(2));
Assert.AreSame("value3", cache.Get(3));
Assert.AreSame("value4", cache.Get(4));
}
