@Test
public void testNumLinkedListContains() {
NumLinkedList list = new NumLinkedList();
assertNotNull(
"Method CONTAINS return true if the list contains value," + " false if it doesn’t.",
list.contains(7.0));
}
@Test
public void testNumLinkedListRemove() {
NumLinkedList list = new NumLinkedList();
list.add(7.0);
list.remove(0);
assertTrue("Method REMOVE remove the i-th element of the sequence.", true);
}
// Tests for NumLinkedList's fundamental functions
@Test
public void testNumLinkedListConstructorAndToString() {
NumLinkedList list = new NumLinkedList();
assertEquals(
"With no parameters, your constructors should initialize an list size 0. "
+ "It also can be the problem in method TOSTRING.",
"",
list.toString());
}
@Test
public void testNumLinkedListRemoveDuplicates() {
NumLinkedList list = new NumLinkedList();
list.removeDuplicates();
assertTrue(
"Method REMOVEDUPLICATES remove all duplicates except the first "
+ "element in the list to preseve the list order.",
true);
}
@Test
public void testNumLinkedListInsert() {
NumLinkedList list = new NumLinkedList();
list.insert(7, 7.0);
assertTrue(
"Method INSERT put a new element before the i-th element"
+ " of the sequence (using 0 for the index of the first element).",
true);
}
@Test
public void testNumLinkedListEquals() {
NumLinkedList listA = new NumLinkedList();
NumLinkedList listB = new NumLinkedList();
NumLinkedList listC = new NumLinkedList();
listA.add(1.0);
listA.add(3.0);
assertFalse(
"EQUALS method should return FALSE, when two lists are not the same.", listA.equals(listB));
listB.add(1.0);
listB.add(3.0);
assertTrue(
"EQUALS method should return TRUE, when two lists are the same.", listA.equals(listB));
listC.add(3.0);
listC.add(1.0);
assertFalse(
"EQUALS method should return FALSE, even if the same "
+ "numbers are in different order in two lists.",
listA.equals(listC));
}
@Test
public void testNumLinkedListLookup() {
NumLinkedList list = new NumLinkedList();
list.add(7.0);
try {
assertNotNull(
"Method LOOKUP return the i-th element of the sequence"
+ " (raise an exception if the sequence has fewer than i elements).",
list.lookup(0));
} catch (Exception e) {
System.out.println(e.getMessage());
}
}
@Test
public void testNumLinkedListAddAndToString() {
NumLinkedList list = new NumLinkedList();
list.add(1.0);
list.add(3.0);
list.add(2.0);
assertEquals(
"Add method should add element to the end of list each time. "
+ "It's also can be the problem in method TOSTRING.",
"1.0 3.0 2.0",
list.toString());
}
@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());
}
