public void EvictionLimitIsReached()
{
_client.ConfigEviction(CollectionName, EvictionType.LessRecentlyUsed, 100, 10, 0);
var desc = _client.GetServerDescription();
Assert.IsNotNull(desc);
Assert.AreEqual(desc.DataStoreInfoByFullName.Count, 1);
var info = desc.DataStoreInfoByFullName[CollectionName];
Assert.IsNotNull(info);
Assert.AreEqual(info.EvictionPolicy, EvictionType.LessRecentlyUsed);
//add one item
var item1 = new CacheableTypeOk(1, 1001, "aaa", new DateTime(2010, 10, 10), 1500);
_client.PutOne(item1);
//reload the item by primary key
var item1Reloaded = _client.GetOne <CacheableTypeOk>(i => i.PrimaryKey == 1);
Assert.AreEqual(item1, item1Reloaded);
//add 100 items; eviction should be triggered(10 items should be removed)
for (var i = 0; i < 100; i++)
{
var item = new CacheableTypeOk(i + 2, i + 1002, "aaa", new DateTime(2010, 10, 10), 1500);
_client.PutOne(item);
}
//reload all items
IList <CacheableTypeOk> itemsInAaa = _client.GetMany <CacheableTypeOk>(i => i.IndexKeyFolder == "aaa").ToList();
Assert.AreEqual(91, itemsInAaa.Count); //eviction triggered at 100 removed 10 added 1
var itemsAsList = new List <CacheableTypeOk>(itemsInAaa);
itemsAsList.Sort((x, y) => x.PrimaryKey.CompareTo(y.PrimaryKey));
//check that the first 10 items were evicted
Assert.IsTrue(itemsAsList[0].PrimaryKey == 11);
//update the first item. This should prevent it from being evicted
_client.PutOne(new CacheableTypeOk(11, 1001, "aaa", new DateTime(2010, 10, 10), 1500));
for (var i = 0; i < 10; i++)
{
var item = new CacheableTypeOk(i + 102, i + 1102, "aaa", new DateTime(2010, 10, 10), 1500);
_client.PutOne(item);
}
itemsInAaa = _client.GetMany <CacheableTypeOk>(i => i.IndexKeyFolder == "aaa").ToList();
Assert.AreEqual(itemsInAaa.Count, 91); //(100 - 10 +1)
itemsAsList = new List <CacheableTypeOk>(itemsInAaa);
itemsAsList.Sort((x, y) => x.PrimaryKey.CompareTo(y.PrimaryKey));
//check that the item having 11 as primary key was not evicted
Assert.AreEqual(11, itemsAsList[0].PrimaryKey);
Assert.AreEqual(22, itemsAsList[1].PrimaryKey);
}