public void AsyncLockFreeDictionaryIntItShouldBePossibleToDisposeEnumeratorsConcurrently()
{
var dict = new AsyncLockFreeDictionary <string, string>();
dict.Add("1", "v1");
dict.Add("2", "v2");
dict.Add("3", "v3");
Thread.Sleep(100);
var enumerator1 = dict.GetEnumerator();
var enumerator2 = dict.GetEnumerator();
enumerator1.MoveNext();
enumerator2.MoveNext();
enumerator2.Dispose();
var current = enumerator1.Current;
Assert.AreEqual("v1", current.Value);
dict.Remove("2");
Thread.Sleep(100);
enumerator1.MoveNext();
current = enumerator1.Current;
Assert.AreEqual("v3", current.Value);
}
// ReSharper disable once UnusedParameter.Local
private TestThread CreateReadThread(int mainCounter, ManualResetEvent signal)
{
var tt = TestThread.Start(th =>
{
var enumerator = _dict.GetEnumerator();
while (enumerator.MoveNext())
{
var result = enumerator.Current;
Assert.IsNotNull(result.Key);
_read++;
}
return(true);
}, signal);
return(tt);
}
