public void Dequeue_QueueContainsSeveralElements_DeletesReturnedElement() { // // Arrange. // bool expectedResult = false; bool actualResult = false; string firstElement = "First"; QueueThroughArray <string> queue = new QueueThroughArray <string>(); queue.Enqueue(firstElement); queue.Enqueue("Second"); queue.Enqueue("Third"); // // Act. // queue.Dequeue(); string[] arrayOfLeftItems = new string[] { queue.Dequeue(), queue.Dequeue() }; actualResult = arrayOfLeftItems.Contains(firstElement); // // Assert. // Assert.AreEqual(expectedResult, actualResult); }
public void Dequeue_QueueIsEmpty_ThrowsInvalidOperationException() { // // Arrange. // QueueThroughArray <string> queue = new QueueThroughArray <string>(); // // Act. // queue.Dequeue(); }
public void Dequeue_QueueContainsSeveralElements_ReturnsFirstElement() { // // Arrange. // string expectedResult = "First"; string actualResult = string.Empty; QueueThroughArray <string> queue = new QueueThroughArray <string>(); queue.Enqueue(expectedResult); queue.Enqueue("Second"); queue.Enqueue("Third"); // // Act. // actualResult = queue.Dequeue(); // // Assert. // Assert.AreEqual(expectedResult, actualResult); }
public void Enqueue_AmountOfAddedElementsIsMoreThanLength_AddsAllElementsReturnsFirstOne() { // // Arrange. // string expectedResult = "First"; string actualResult = string.Empty; int length = 2; QueueThroughArray <string> queue = new QueueThroughArray <string>(length); queue.Enqueue(expectedResult); queue.Enqueue("Second"); queue.Enqueue("Third"); // // Act. // actualResult = queue.Dequeue(); // // Assert. // Assert.AreEqual(expectedResult, actualResult); }