@Test
public void testPooledIteratorBrokenForEach() {
// A) for-each loop interrupted
// must accommodate even the smallest primitive type
// so that the iteration do not break before it should...
final int TEST_SIZE = 126;
final long TEST_ROUNDS = 5000;
final KTypeSet<KType> testContainer = createSetWithOrderedData(TEST_SIZE);
int count = 0;
for (int round = 0; round < TEST_ROUNDS; round++) {
// for-each in test :
final long initialPoolSize = getEntryPoolSize(testContainer);
count = 0;
int guard = 0;
for (final KTypeCursor<KType> cursor : testContainer) {
guard += castType(cursor.value);
// we consume 1 iterator for this loop, but reallocs can happen,
// so we can only say its != initialPoolSize
Assert.assertTrue(initialPoolSize != getEntryPoolSize(testContainer));
// brutally interrupt in the middle
if (count > TEST_SIZE / 2) {
break;
}
count++;
} // end for-each
// iterator is NOT returned to its pool, due to the break.
// reallocation could happen, so that the only testable thing
// is that the size is != full pool
Assert.assertTrue(initialPoolSize != getEntryPoolSize(testContainer));
} // end for rounds
// Due to policy of the Iterator pool, the intended pool never get bigger that some limit
// despite the Iterator leak.
Assert.assertTrue(getEntryPoolCapacity(testContainer) < IteratorPool.getMaxPoolSize() + 1);
}
@BeforeClass
public static void configure() {
IteratorPool.configureInitialPoolSize(8);
}