public void CanAddData()
{
Queue <int> queue = new LinearDataStructures.Queue <int>();
queue.Enqueue(7);
Assert.IsTrue(queue.Count == 1);
Assert.AreEqual(7, queue.Peek());
}
public void QueueCanBeMadeToArray()
{
Queue <int> queue = new LinearDataStructures.Queue <int>();
queue.Enqueue(1);
queue.Enqueue(5);
queue.Enqueue(6);
int[] toArray = queue.ToArray();
Assert.IsInstanceOfType(toArray, typeof(int[]));
}
public void ToStringReturnsStringWithAllItems()
{
Queue <int> queue = new LinearDataStructures.Queue <int>();
queue.Enqueue(1);
queue.Enqueue(5);
queue.Enqueue(6);
string result = queue.ToString();
string expected = "1 5 6";
Assert.AreEqual(expected, result);
}
public void CanVerifyIfElementExistsInQueueOrNot()
{
Queue <int> queue = new LinearDataStructures.Queue <int>();
queue.Enqueue(7);
queue.Enqueue(77);
bool existing = queue.Contains(7);
bool notExisting = queue.Contains(5);
Assert.IsTrue(existing);
Assert.IsFalse(notExisting);
}
public void CanRemoveData()
{
Queue <int> queue = new LinearDataStructures.Queue <int>();
queue.Enqueue(7);
queue.Enqueue(77);
Assert.IsTrue(queue.Count == 2);
queue.Dequeue();
Assert.IsTrue(queue.Count == 1);
}
public void CanClearQueue()
{
Queue <int> queue = new LinearDataStructures.Queue <int>();
queue.Enqueue(7);
queue.Enqueue(77);
Assert.IsTrue(queue.Count == 2);
queue.Clear();
// Default value of int
Assert.IsTrue(queue.Peek() == 0);
}
public void OnInitialCreateQueueIsEmpty()
{
Queue <int> queue = new LinearDataStructures.Queue <int>();
Assert.IsTrue(queue.Count == 0);
}
