public void TestItemIsAddedToLast()
{
//Arrange
CircularLinkedList.LinkedList <int> items = new CircularLinkedList.LinkedList <int>();
items.AddLast(0);
items.AddLast(2);
//Act
var itemsCount = items.Count;
//Assert
Assert.AreEqual(2, itemsCount);
}
private static CircularLinkedList.LinkedList <int> PopulateLinkedList(int n)
{
CircularLinkedList.LinkedList <int> prisoners = new CircularLinkedList.LinkedList <int>();
int i = 0;
while (i < n)
{
prisoners.AddLast(i);
i++;
}
return(prisoners);
}
public void TestAddLastReturnsItemAddedToLast()
{
//Arrange
CircularLinkedList.LinkedList <int> items = new CircularLinkedList.LinkedList <int>();
items.AddLast(0);
items.AddLast(40);
items.AddLast(22);
//Act
var last = items.Tail.Value;
//Assert
Assert.AreEqual(22, last);
}
public void TestRemoveSuccessfullyRemovesItemInMiddle()
{
//Arrange
CircularLinkedList.LinkedList <int> items = new CircularLinkedList.LinkedList <int>();
items.AddLast(0);
items.AddLast(20);
items.AddLast(40);
items.AddLast(22);
//Act
bool result = items.Remove(40);
//Assert
Assert.AreEqual(true, result);
}
public void TestRemoveSuccessfullyRemovesItemAtHead()
{
//Arrange
CircularLinkedList.LinkedList <int> items = new CircularLinkedList.LinkedList <int>();
items.AddLast(0);
items.AddLast(20);
items.AddLast(40);
items.AddLast(22);
//Act
items.Remove(0);
var result = items.Head.Value;
//Assert
Assert.AreEqual(20, result);
}
