@Test
public void keySet() {
final IntLinkedHashMap<String> tested = new IntLinkedHashMap<>();
for (int i = 0; i < 10000; ++i) {
tested.put(i, Integer.toString(i));
}
int i = 10000;
for (Integer key : tested.keySet()) {
Assert.assertEquals(--i, key.intValue());
}
}
@Test
public void keySet2() {
final IntLinkedHashMap<String> tested = new IntLinkedHashMap<>();
for (int i = 0; i < 10000; ++i) {
tested.put(i, Integer.toString(i));
}
Iterator<Integer> it = tested.keySet().iterator();
while (it.hasNext()) {
final int i = it.next();
if (i % 2 == 0) {
it.remove();
}
}
Assert.assertEquals(5000, tested.size());
it = tested.keySet().iterator();
for (int i = 9999; i > 0; i -= 2) {
Assert.assertTrue(it.hasNext());
Assert.assertEquals(i, it.next().intValue());
}
}
