public void TestRemoveAt_ShouldThrowIndexOutOfRangeException()
{
// arrange
int[] arr = new int[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
IndexArray <int> index_array = new IndexArray <int>(3, arr);
// act and assert
Assert.Throws <IndexOutOfRangeException>(() => index_array.RemoveAt(14));
}
public void TestRemoveAt_ShouldReturn_Without_6()
{
// arrange
int[] arr = new int[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
int[] expected = new int[] { 1, 2, 3, 4, 5, 7, 8, 9 };
IndexArray <int> index_array = new IndexArray <int>(-3, arr);
// act
index_array.RemoveAt(2);
// assert
Assert.Equal(expected, index_array);
}
static void Main(string[] args)
{
BinarySearchTree <Student> students = new BinarySearchTree <Student>();
students.Add(new Student("Ivan", "Ivanov", 18));
students.Add(new Student("Petr", "Petrov", 20));
students.Add(new Student("Pavel", "Pavlov", 5));
students.Add(new Student("Ruslan", "Kudelin", 2));
students.Add(new Student("Dmytro", "Ignatov", 15));
students.Add(new Student("Alex", "Kozin", 8));
students.Add(new Student("Ivan", "Sobko", 9));
students.Add(new Student("Boris", "Borisov", 4));
students.Add(new Student("Sveta", "Mul", 19));
students.PreOrderTraversal(Console.WriteLine);
Console.WriteLine("\n");
Console.WriteLine($"There are {students.Count} students");
Console.WriteLine("\n");
Console.WriteLine($"Is student {new Student("Ivan", "Sobko", 9).ToString()} here?" +
$" {students.Contains(new Student("Ivan", "Sobko", 9))}");
Console.WriteLine("\n");
Console.WriteLine($"Is student {new Student("Ivan", "Sobko", 99).ToString()} here?" +
$" {students.Contains(new Student("Ivan", "Sobko", 99))}");
Console.WriteLine("\n");
Console.WriteLine($"Student {new Student("Ivan", "Sobko", 9).ToString()} has been removed " +
$"{students.Remove(new Student("Ivan", "Sobko", 9))}");
Console.WriteLine("\n");
Console.WriteLine($"There are {students.Count} students now");
foreach (var item in students)
{
Console.WriteLine(item);
}
Console.WriteLine("\n\n-----\n\n");
foreach (var item in students.InOrder)
{
Console.WriteLine(item);
}
Console.WriteLine("\n\n________________________\n\n");
IndexArray <int> arr = new IndexArray <int>(3);
arr.Add(1);
arr.Add(2);
arr.Add(4);
arr.Add(5);
arr.Add(6);
Console.WriteLine("Array from 3th position: ");
foreach (var item in arr)
{
Console.Write(item + " ");
}
Console.WriteLine($"There are {arr.Count} items");
Console.WriteLine($"This is array[6] element: {arr[6]}");
Console.WriteLine($"Array contains 7? {arr.Contains(7)}\n Array contains 5? {arr.Contains(5)}");
arr.Remove(5);
Console.WriteLine("5 has been removed:");
foreach (var item in arr)
{
Console.Write(item + " ");
}
Console.WriteLine($"There are {arr.Count} items");
Console.WriteLine("3rd element has been removed:");
arr.RemoveAt(3);
foreach (var item in arr)
{
Console.Write(item + " ");
}
Console.WriteLine($"There are {arr.Count} items");
Console.ReadKey();
}