@Test
public void testSize() {

    this.list.add( this.node1 );
    assertEquals( "LinkedList should have 1 node",
                         this.list.size(),
                         1 );
    this.list.add( this.node2 );
    assertEquals( "LinkedList should have 2 nodes",
                         this.list.size(),
                         2 );
    this.list.add( this.node3 );
    assertEquals( "LinkedList should have 3 nodes",
                         this.list.size(),
                         3 );
}