@Test
public void testNumLinkedListSize() {
NumLinkedList list = new NumLinkedList();
assertEquals(
"Method SIZE should return 0, when list is constructed by default constructor.",
0,
list.size());
list.add(1.0);
list.add(2.0);
list.add(3.0);
assertEquals(
"Method SIZE should return the size of the list, "
+ "i.e. the number of elements, in the sequence.",
3,
list.size());
}
