@Test
public void testRemoveLast() {

    this.list.add( this.node1 );
    this.list.add( this.node2 );
    this.list.add( this.node3 );
    assertSame( "List should return node1 on getLast()",
                       this.list.getLast(),
                       this.node3 );
    this.list.removeLast();
    assertSame( "List should return node2 on getLast()",
                       this.list.getLast(),
                       this.node2 );
    this.list.removeLast();
    assertSame( "List should return node3 on getLast()",
                       this.list.getLast(),
                       this.node1 );
    this.list.removeLast();
    assertNull( "Empty list should return null on getLast()",
                       this.list.getLast() );
}