public void TestTwoLevelCache()
{
var hundredBytes = new byte[100];
ICache primary = new MemoryCache(500, new LruCacheEvictionPolicy(), 400, 300);
ICache secondary = new MemoryCache(1000, new LruCacheEvictionPolicy(), 900, 700);
ICache cache = new TwoLevelCache(primary, secondary);
for (int i = 0; i < 9; i++)
{
cache.Insert("Entry " + i, hundredBytes, CachePriority.Normal);
Thread.Sleep(20);
}
for (int i = 0; i < 9; i++)
{
Assert.IsTrue(secondary.ContainsKey("Entry " + i), "Expected secondary cache to contain Entry {0} after initialization");
if (i < 5)
{
Assert.IsFalse(primary.ContainsKey("Entry " + i), "Expected primary cache to NOT contain Entry {0} after initialization", i);
}
else
{
Assert.IsTrue(primary.ContainsKey("Entry " + i), "Expected primary cache to contain Entry {0} after initialization", i);
}
}
cache.Insert("Entry 10", hundredBytes, CachePriority.Normal);
Assert.IsFalse(cache.ContainsKey("Entry 0"));
Assert.IsFalse(cache.ContainsKey("Entry 1"));
Assert.IsTrue(cache.ContainsKey("Entry 2"));
Assert.IsTrue(cache.ContainsKey("Entry 10"));
Assert.IsTrue(primary.ContainsKey("Entry 10"));
Assert.IsTrue(secondary.ContainsKey("Entry 10"));
}
public void TestTwoLevelCache()
{
var hundredBytes = new byte[100];
ICache primary = new MemoryCache(500, new LruCacheEvictionPolicy(), 400, 300);
ICache secondary = new MemoryCache(1000, new LruCacheEvictionPolicy(), 900, 700);
ICache cache = new TwoLevelCache(primary, secondary);
for (int i = 0; i < 9; i++)
{
cache.Insert("Entry " + i, hundredBytes, CachePriority.Normal);
Thread.Sleep(20);
}
for(int i = 0; i < 9; i++)
{
Assert.IsTrue(secondary.ContainsKey("Entry " + i), "Expected secondary cache to contain Entry {0} after initialization");
if (i < 5) Assert.IsFalse(primary.ContainsKey("Entry " + i), "Expected primary cache to NOT contain Entry {0} after initialization", i);
else Assert.IsTrue(primary.ContainsKey("Entry " + i), "Expected primary cache to contain Entry {0} after initialization", i);
}
cache.Insert("Entry 10", hundredBytes, CachePriority.Normal);
Assert.IsFalse(cache.ContainsKey("Entry 0"));
Assert.IsFalse(cache.ContainsKey("Entry 1"));
Assert.IsTrue(cache.ContainsKey("Entry 2"));
Assert.IsTrue(cache.ContainsKey("Entry 10"));
Assert.IsTrue(primary.ContainsKey("Entry 10"));
Assert.IsTrue(secondary.ContainsKey("Entry 10"));
}
