public override void PushBack(object obj)
{
lock (root)
{
deque.PushBack(obj);
}
}
private static void PopulateDequePushBack(Deque deque)
{
deque.Clear();
for(int i = 0; i < ElementCount; i++)
{
deque.PushBack(i);
}
Debug.Assert(deque.Count == ElementCount);
int j = 0;
foreach(int i in deque)
{
Debug.Assert(i == j);
j++;
}
}
private static void TestEnumerator(Deque deque)
{
deque.Clear();
PopulateDequePushBack(deque);
IEnumerator e = deque.GetEnumerator();
try
{
object obj = e.Current;
Debug.Fail("Exception failed");
}
catch(Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
foreach(object obj in deque)
{
Debug.Assert(e.MoveNext());
}
Debug.Assert(!e.MoveNext());
object o = e.Current;
Debug.Fail("Exception failed");
}
catch(Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
e.Reset();
foreach(object obj in deque)
{
Debug.Assert(e.MoveNext());
}
Debug.Assert(!e.MoveNext());
object o = e.Current;
Debug.Fail("Exception failed");
}
catch(Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
deque.PushBack(deque.Count);
e.Reset();
Debug.Fail("Exception failed");
}
catch(Exception ex)
{
Console.WriteLine(ex.Message);
}
try
{
e.MoveNext();
Debug.Fail("Exception failed");
}
catch(Exception ex)
{
Console.WriteLine(ex.Message);
}
}