public void AddSomeValue_RemoveIt_ItemMustRemoved()
{
var lru = new LruCacher <int, string>(2);
lru.Add(1, "a");
lru.Add(2, "b");
var val = lru.Remove(1, out var v);
Assert.IsTrue(val);
Assert.AreEqual(v, "a");
Assert.AreEqual(1, lru.Count);
val = lru.Remove(99, out v);
Assert.IsFalse(val);
Assert.IsNull(v);
}
public void AddSomeValue_RemoveItem_RemovedEventMustBeFired()
{
var lru = new LruCacher <int, string>(2);
lru.Add(1, "a");
int rk = default;
string rv = default;
lru.Removed += (a, b) =>
{
rk = a;
rv = b;
};
lru.Remove(1, out _);
Assert.AreEqual(1, rk);
Assert.AreEqual("a", rv);
}