private static void MeasureUpdate(int[] keys, UpdateToTest up)
{
Stopwatch sw = new Stopwatch();
var rand_key = new Random(37);
var rand_val = new Random(3);
const uint total_iterations = 100_000_000;
sw.Start();
for (uint i = 0; i < total_iterations; i++)
{
var index = keys[rand_key.Next(keys.Length)];
up(index, rand_val.Next());
}
sw.Stop();
Console.WriteLine($"{up.Method}: Ellapsed time in ms {sw.ElapsedMilliseconds}");
}
static void Main(string[] args)
{
var cache = new CacheLRU <int, int>(10);
for (int i = 0; i < 10; i++)
{
cache.Add(i, i * i);
}
Console.WriteLine($"0 in cache? {cache.ContainsKey(0)}");
cache.Add(11, 11 * 11);
Console.WriteLine($"0 in cache? {cache.ContainsKey(0)}");
int res = 13;
cache.Remove(3, out res);
Console.WriteLine($"Removed 3 and got {res}");
cache.Remove(3, out res);
Console.WriteLine($"Tried to remove 3 again and got {res}");
cache.Add(123, 321);
var keys = cache.Keys.ToArray();
UpdateToTest updates = cache.Update;
foreach (var up in updates.GetInvocationList())
{
MeasureUpdate(keys, (UpdateToTest)up);
}
foreach (var item in cache)
{
Console.WriteLine($"Key: {item.Key}\tValue:{item.Value}");
}
var enumerator = cache.GetEnumerator();
}