public async Task Test_Expiration()
{
BoundedExpirationCache cache = new BoundedExpirationCache(10, 4); // 4ms timeout
cache.TryAdd(Hash.FromString("hello_world"));
await Task.Delay(TimeSpan.FromSeconds(1));
cache.HasHash(Hash.FromString("hello_world")).ShouldBeFalse();
}
public async Task Test_MultiItem_Expiration()
{
int cacheCapacity = 10;
int timeout = 1_000;
BoundedExpirationCache cache = new BoundedExpirationCache(cacheCapacity, timeout);
List <string> hashStrings = new List <string>();
for (int i = 0; i < cacheCapacity; i++)
{
var current = $"hello_world_{i}";
hashStrings.Add(current);
cache.TryAdd(Hash.FromString(current)).ShouldBeTrue();
}
await Task.Delay(TimeSpan.FromMilliseconds(timeout + 500));
cache.TryAdd(Hash.FromString($"hello_world_{cacheCapacity}")).ShouldBeTrue();
foreach (string hashString in hashStrings)
{
cache.HasHash(Hash.FromString(hashString)).ShouldBeFalse();
}
}
