import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;

public class SimpleTest {
    
    private static NextElement nextElement;
    
    @BeforeAll
    public static void init() {
        nextElement = new MyNextElement();
    }

    @Test
    public void test1() {
        Assertions.assertEquals(3, nextElement.next(0b11111, 2));
    }

    @Test
    public void test2() {
        Assertions.assertEquals(-1, nextElement.next(0b11111, 4));
    }

    @Test
    public void test3() {
        Assertions.assertEquals(2, nextElement.next(0b10100, 0));
    }

}