public void DictionaryAutoExpiresItems()
{
using (var dictionary = new ExpirableItemDictionary <string, object>())
{
dictionary.DefaultTimeToLive = TimeSpan.FromMilliseconds(50);
dictionary.AutoClearExpiredItemsFrequency = TimeSpan.FromMilliseconds(150);
string key = "a";
object value = "b";
dictionary[key] = value;
object sender = null;
string eventKey = null;
object eventValue = null;
dictionary.ItemExpired += (s, e) =>
{
sender = s;
eventKey = e.Key;
eventValue = e.Value;
};
Thread.Sleep(351);
Assert.AreSame(sender, dictionary);
Assert.AreEqual(eventKey, key);
Assert.AreEqual(eventValue, value);
}
}
public void DictionaryRaisesExpirationEvent()
{
var dict = new ExpirableItemDictionary <string, object>(TimeSpan.FromMilliseconds(50));
string key = "a";
object value = 1;
dict[key] = value;
object sender = null;
string eventKey = null;
object eventValue = null;
dict.ItemExpired += (s, e) =>
{
sender = s;
eventKey = e.Key;
eventValue = e.Value;
};
Thread.Sleep(51);
dict.RemoveExpiredItems();
Assert.AreSame(sender, dict);
Assert.AreEqual(eventKey, key);
Assert.AreEqual(eventValue, value);
}
public void DictionaryDoesNotExpiredNonStaleItems()
{
using (var dictionary = new ExpirableItemDictionary <string, object>())
{
dictionary.DefaultTimeToLive = TimeSpan.FromMilliseconds(50);
dictionary.Add("a", "b");
Assert.IsTrue(dictionary.ContainsKey("a"));
}
}
public void DictionaryExpiresStaleItems()
{
using (var dictionary = new ExpirableItemDictionary <string, object>())
{
dictionary.DefaultTimeToLive = TimeSpan.FromMilliseconds(50);
dictionary.Add("a", "b");
Thread.Sleep(51);
Assert.IsFalse(dictionary.ContainsKey("a"));
}
}
public void DictionaryExpiresStaleItems()
{
var dict = new ExpirableItemDictionary<string, object>(TimeSpan.FromMilliseconds(50));
dict.Add("a", 1);
dict.Add("b", 2, TimeSpan.FromMilliseconds(10));
dict.Add("c", 3, DateTime.MaxValue);
Assert.IsTrue(dict.ContainsKey("a"));
Assert.IsTrue(dict.ContainsKey("b"));
Assert.IsTrue(dict.ContainsKey("c"));
Thread.Sleep(51);
Assert.IsFalse(dict.ContainsKey("a"));
Assert.IsFalse(dict.ContainsKey("b"));
Assert.IsTrue(dict.ContainsKey("c"));
}
public void DictionaryExpiresStaleItems()
{
var dict = new ExpirableItemDictionary <string, object>(TimeSpan.FromMilliseconds(50));
dict.Add("a", 1);
dict.Add("b", 2, TimeSpan.FromMilliseconds(10));
dict.Add("c", 3, DateTime.MaxValue);
Assert.IsTrue(dict.ContainsKey("a"));
Assert.IsTrue(dict.ContainsKey("b"));
Assert.IsTrue(dict.ContainsKey("c"));
Thread.Sleep(51);
Assert.IsFalse(dict.ContainsKey("a"));
Assert.IsFalse(dict.ContainsKey("b"));
Assert.IsTrue(dict.ContainsKey("c"));
}
public void DictionaryRaisesExpirationEvent()
{
var dict = new ExpirableItemDictionary<string, object>(TimeSpan.FromMilliseconds(50));
string key = "a";
object value = 1;
dict[key] = value;
object sender = null;
string eventKey = null;
object eventValue = null;
dict.ItemExpired += (s, e) =>
{
sender = s;
eventKey = e.Key;
eventValue = e.Value;
};
Thread.Sleep(51);
dict.RemoveExpiredItems();
Assert.AreSame(sender, dict);
Assert.AreEqual(eventKey, key);
Assert.AreEqual(eventValue, value);
}