@Test(timeout = 200)
public void testRemove() {
addBasic();
for (int i = 0; i < 5; i++) {
list.remove(i);
}
assertEquals(
"Size isn't being decremented correctly when removing from" + " the list", 6, list.size());
for (int i = 5; i < 10; i++) {
list.remove(i);
}
assertEquals(
"Size isn't being decremented correctly when removing from" + " the list", 1, list.size());
list.remove(10);
assertEquals("Size should be 0 on an empty list", 0, list.size());
}
@Test(timeout = 200)
public void testEmptyBasic() {
assertNull(list.first());
assertNull(list.last());
assertNull(list.get(1));
assertNull(list.remove(1));
assertEquals(
"Empty set not being returned for an empty list", list.dataSet(), new HashSet<Integer>());
}
@Test(timeout = 10000)
public void stressTesting_String() {
Random r = new Random(98);
Set<String> set = new HashSet<>();
for (int i = 0; i < 50; i++) {
String str = Character.toString((char) (r.nextInt(90) + 33));
if (r.nextBoolean()) {
set.add(str);
if (!listString.contains(str)) {
listString.put(str);
}
} else {
set.remove(str);
listString.remove(str);
}
}
assertEquals("Check your remove method", set, listString.dataSet());
assertEquals("Size isn't being decremented correctly", set.size(), listString.dataSet().size());
}
@Test(timeout = 1000)
public void stressTesting_AddAndRemove() {
Random r = new Random(System.currentTimeMillis());
Set<Integer> set = new HashSet<>();
for (int i = 0; i < 1000; i++) {
Integer num = r.nextInt();
if (r.nextBoolean()) {
set.add(num);
if (!list.contains(num)) {
list.put(num);
}
} else {
set.remove(num);
list.remove(num);
}
}
assertEquals("Check your remove method", set, list.dataSet());
assertEquals("Size isn't being decremented correctly", set.size(), list.dataSet().size());
}
@Test(timeout = 1000)
public void testRemoveNull() {
assertEquals(null, list.remove(2));
}
@Test(timeout = 1000, expected = IllegalArgumentException.class)
public void testIllegalRemove() {
list.remove(null);
}
