public void TestThreadedConcurrentStackedBagSlim()
{
const int loopCount = 50000;
var done = false;
var sum = 0;
var bag = new ConcurrentStackedBagSlim <int>();
var threadInserter = new Thread(_ =>
{
for (var i = 1; i <= loopCount; i++)
{
bag.Add(i);
}
done = true;
});
threadInserter.Start();
_parallel.For(0, loopCount, i =>
{
while (true)
{
if (done && bag.IsEmpty)
{
break;
}
if (bag.TryTake(out var n))
{
Interlocked.Add(ref sum, n);
}
}
public void TestBasicKeepCount()
{
var bag = new ConcurrentStackedBagSlim <int>(true);
bag.Add(10);
bag.Add(12);
Assert.AreEqual(2, bag.Count);
}
public void TestPushRangeOfOneElement()
{
var bag = new ConcurrentStackedBagSlim <int>();
var arr = new[] { 10 };
bag.PushRange(arr);
Assert.AreEqual(10, bag.Take());
Assert.IsTrue(bag.IsEmpty);
}
public void TestBasic()
{
var bag = new ConcurrentStackedBagSlim <int>();
bag.Add(10);
Assert.IsTrue(bag.TryPeek(out var n));
Assert.AreEqual(10, n);
Assert.AreEqual(10, bag.Take());
}
public void TestCount()
{
var bag = new ConcurrentStackedBagSlim <int>();
bag.Add(10);
bag.Add(11);
bag.Add(13);
Assert.AreEqual(3, bag.Count);
}
public void TestContains()
{
var bag = new ConcurrentStackedBagSlim <int>();
bag.Add(10);
bag.Add(11);
bag.Add(13);
Assert.IsTrue(bag.Contains(11));
}
public void TestBasicIterate()
{
var bag = new ConcurrentStackedBagSlim <int>();
bag.Add(10);
bag.Add(11);
bag.Add(13);
var sum = bag.Sum();
Assert.AreEqual(34, sum);
}
public void TestPushRangeOfFourElements()
{
var bag = new ConcurrentStackedBagSlim <int>();
var arr = new[] { 10, 12, 14, 16 };
bag.PushRange(arr);
Assert.AreEqual(16, bag.Take());
Assert.AreEqual(14, bag.Take());
Assert.AreEqual(12, bag.Take());
Assert.AreEqual(10, bag.Take());
Assert.IsTrue(bag.IsEmpty);
}
public void TestToArray()
{
var bag = new ConcurrentStackedBagSlim <int>();
bag.Add(10);
bag.Add(11);
bag.Add(12);
var arr = bag.ToArray();
Assert.AreEqual(12, arr[0]);
Assert.AreEqual(11, arr[1]);
Assert.AreEqual(10, arr[2]);
}
public void TestAddThreeCheckEmptyAndTryTakeShouldErrorOut()
{
var bag = new ConcurrentStackedBagSlim <int>();
bag.Add(10);
bag.Add(9);
bag.Add(8);
Assert.AreEqual(8, bag.Take());
Assert.AreEqual(9, bag.Take());
Assert.AreEqual(10, bag.Take());
Assert.IsTrue(bag.IsEmpty);
Assert.ThrowsException <InvalidOperationException>(() => bag.Take());
}
public void TestCopyTo()
{
var bag = new ConcurrentStackedBagSlim <int>();
bag.Add(10);
bag.Add(11);
bag.Add(13);
var arr = new int[3];
bag.CopyTo(arr, 0);
Assert.AreEqual(13, arr[0]);
Assert.AreEqual(11, arr[1]);
Assert.AreEqual(10, arr[2]);
}
