static void Main()
{
var list = new DoublyLinkedList <int>();
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
list.AddLast(5);
list.AddFirst(3);
list.AddFirst(2);
list.AddLast(10);
Console.WriteLine("Count = {0}", list.Count);
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
list.RemoveFirst();
list.RemoveLast();
list.RemoveFirst();
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
list.RemoveLast();
list.ForEach(Console.WriteLine);
Console.WriteLine("--------------------");
}
static void Main(string[] args)
{
var node = new DoublyLinkedList <Cat>();
node.AddFirst(new Cat("Maca", 7, "Maria"));
node.AddFirst(new Cat("Myro", 2, "Qvor"));
node.AddFirst(new Cat("Liva", 3, "Katq"));
node.AddFirst(new Cat("Maq", 2, "Stevi"));
node.AddFirst(new Cat("Klara", 3, "Qna"));
node.ForEach(x => Console.WriteLine(x));
var array = node.ToArray();
Console.WriteLine(node.Count);
Console.WriteLine(node.RemoveFirst());
Console.WriteLine(node.RemoveLast());
Console.WriteLine("After removing:");
node.ForEach(x => Console.WriteLine(x.Name));
Console.WriteLine("Cats names: ");
foreach (var cat in node)
{
Console.WriteLine(cat.Name);
}
Console.WriteLine(new string('-', 20));
//foreach (var cat in array)
//{
// Console.WriteLine(cat);
//}
// Console.WriteLine(string.Join(", ",node.ToArray()));
}
public void ForEach_EmptyList_ShouldEnumerateElementsCorrectly()
{
// Arrange
var list = new DoublyLinkedList <int>();
// Act
var items = new List <int>();
list.ForEach(items.Add);
// Assert
Assert.Equal(items, new List <int> {
});
}
public void AddLast_EmptyList_ShouldAddElement()
{
// Arrange
var list = new DoublyLinkedList <int>();
// Act
list.AddLast(5);
// Assert
Assert.Equal(1, list.Count);
var items = new List <int>();
list.ForEach(items.Add);
Assert.Equal(items, new List <int> {
5
});
}
public void ForEach_MultipleElements_ShouldEnumerateElementsCorrectly()
{
// Arrange
var list = new DoublyLinkedList <string>();
list.AddLast("Five");
list.AddLast("Six");
list.AddLast("Seven");
// Act
var items = new List <string>();
list.ForEach(items.Add);
// Assert
Assert.Equal(items, new List <string> {
"Five", "Six", "Seven"
});
}
public void RemoveFirst_OneElement_ShouldMakeListEmpty()
{
// Arrange
var list = new DoublyLinkedList <int>();
list.AddLast(5);
// Act
var element = list.RemoveFirst();
// Assert
Assert.Equal(5, element);
Assert.Equal(0, list.Count);
var items = new List <int>();
list.ForEach(items.Add);
Assert.Equal(items, new List <int> {
});
}
public void AddLast_SeveralElements_ShouldAddElementsCorrectly()
{
// Arrange
var list = new DoublyLinkedList <int>();
// Act
list.AddLast(5);
list.AddLast(10);
list.AddLast(15);
// Assert
Assert.Equal(3, list.Count);
var items = new List <int>();
list.ForEach(items.Add);
Assert.Equal(items, new List <int> {
5, 10, 15
});
}
public void RemoveLast_SeveralElements_ShouldRemoveElementsCorrectly()
{
// Arrange
var list = new DoublyLinkedList <int>();
list.AddFirst(10);
list.AddFirst(9);
list.AddFirst(8);
// Act
var element = list.RemoveLast();
// Assert
Assert.Equal(10, element);
Assert.Equal(2, list.Count);
var items = new List <int>();
list.ForEach(items.Add);
Assert.Equal(items, new List <int> {
8, 9
});
}