public void PeekOnEmptyQueueThrowsException()
{
//Arrange
var queue = new StaticQueue <string>(4);
//Act
queue.Peek();
//Assert
}
public void QueueEnqueueWorksCorrectly()
{
//Arrange
var queue = new StaticQueue <string>(4);
string expected = "one";
int expectedCount = 2;
//Act
queue.Enqueue("one");
queue.Enqueue("two");
int count = queue.Count;
//Assert
Assert.AreEqual(expected, queue.Peek());
Assert.AreEqual(expectedCount, count);
}
public void QueuePeekNullWorksCorrectly()
{
//Arrange
var queue = new StaticQueue <string>(4);
var collection = new string[] { null, "one", "two", "three", "four" };
string input = null;
//Act
queue.Enqueue(input);
queue.Enqueue("one");
queue.Enqueue("two");
queue.Enqueue("three");
queue.Enqueue("four");
var result = queue.Peek();
//Assert
Assert.AreEqual(input, result);
}
