public void Init_FromEmptyCopy_WithOutExcpetion()
{
// Arrange
var concurrentQueue = new CustomConcurrentQueue <int>(null);
// Act
concurrentQueue.Push(5);
concurrentQueue.Push(6);
var result = concurrentQueue.Pop();
// Assert
Assert.AreEqual(5, result);
}
public void Queue_SingleThreadPopPush_ReturnValue()
{
// Arrange
var concurrentQueue = new CustomConcurrentQueue <int>();
// Act
concurrentQueue.Push(5);
concurrentQueue.Push(6);
var result = concurrentQueue.Pop();
// Assert
Assert.AreEqual(5, result);
}
public void PeekElementFromCustomConcurrentQueue()
{
CustomConcurrentQueue <int> queue = new CustomConcurrentQueue <int>();
queue.Enqueue(5);
queue.Enqueue(3);
queue.Enqueue(7);
queue.Enqueue(1);
int expectedCount = 4;
int expectedItem = 5;
Assert.AreEqual(expectedItem, queue.Peek());
Assert.AreEqual(expectedCount, queue.Count);
}
public void AddAndGetElementsInCustomConcurrentQueue()
{
CustomConcurrentQueue <int> queue = new CustomConcurrentQueue <int>();
queue.Enqueue(5);
queue.Enqueue(3);
int exp1 = 5;
int exp2 = 3;
int expectedCpunt = 0;
Assert.AreEqual(exp1, queue.Dequeue());
Assert.AreEqual(exp2, queue.Dequeue());
Assert.AreEqual(expectedCpunt, queue.Count);
//exception
queue.Dequeue();
}
public async Task Queue_MultiThreadPop_ReturnValues()
{
// Arrange
var concurrentQueue = new CustomConcurrentQueue <int>();
// Act
concurrentQueue.Push(5);
concurrentQueue.Push(6);
var firstTask = Task.Run(() => concurrentQueue.Pop());
var secondTask = Task.Run(() => concurrentQueue.Pop());
var result = await Task.WhenAll(firstTask, secondTask);;
// Assert
Assert.AreEqual(result.Length, 2);
Assert.That(result[0], Is.EqualTo(5).Or.EqualTo(6));
Assert.That(result[1], Is.EqualTo(5).Or.EqualTo(6));
}
public void Queue_MultiThreadPopPush_ReturnValues()
{
// Arrange
var concurrentQueue = new CustomConcurrentQueue <int>();
// Act
var firstTask = Task.Run(() => concurrentQueue.Pop());
var secondTask = Task.Run(() => concurrentQueue.Pop());
var thirdTask = Task.Run(() =>
{
concurrentQueue.Push(5);
concurrentQueue.Push(6);
concurrentQueue.Push(7);
});
Task.WaitAll(firstTask, secondTask, thirdTask);
// Assert
Assert.That(firstTask.Result, Is.EqualTo(5).Or.EqualTo(6));
Assert.That(secondTask.Result, Is.EqualTo(5).Or.EqualTo(6));
}
public Stand(Product product)
{
//product init
_product = product ?? throw new ArgumentNullException("Product can't be null");
//sellers init
Random rnd = new Random(DateTime.Now.Millisecond);
int sellersCount = rnd.Next(ProgramConfig.StandConfig.MinNumberOfSellers, ProgramConfig.StandConfig.MaxNumberOfSellers);
for (int i = 0; i < sellersCount; i++)
{
var seller = new Seller(this);
seller.OnWorkCompleted += Seller_OnWorkCompleted;
_sellersCount++;
}
ConsoleHelper.WriteInfo(String.Format("Sellers created: {0}", sellersCount));
//buyers queue init
_buyerQueue = new CustomConcurrentQueue <Buyer>();
_sellersCountLocker = new object();
_productCountLocker = new object();
}
public SellerHelper(Seller seller)
{
_seller = seller ?? throw new ArgumentNullException("Seller can't be null");
_buyerQueue = new CustomConcurrentQueue <Buyer>();
DoWork();
}
