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Comparing jsr166/src/test/tck/Collection8Test.java (file contents):
Revision 1.41 by jsr166, Mon Dec 12 03:50:15 2016 UTC vs.
Revision 1.42 by jsr166, Mon Dec 12 20:49:34 2016 UTC

# Line 12 | Line 12 | import java.util.ArrayList;
12   import java.util.Arrays;
13   import java.util.Collection;
14   import java.util.Collections;
15 + import java.util.ConcurrentModificationException;
16   import java.util.Deque;
17   import java.util.HashSet;
18   import java.util.Iterator;
# Line 515 | Line 516 | public class Collection8Test extends JSR
516      }
517  
518      /**
519 +     * Iterator.forEachRemaining has same behavior as Iterator's
520 +     * default implementation.
521 +     */
522 +    public void testForEachRemainingConsistentWithDefaultImplementation() {
523 +        Collection c = impl.emptyCollection();
524 +        if (!testImplementationDetails
525 +            || c.getClass() == java.util.LinkedList.class)
526 +            return;
527 +        ThreadLocalRandom rnd = ThreadLocalRandom.current();
528 +        int n = 1 + rnd.nextInt(3);
529 +        for (int i = 0; i < n; i++) c.add(impl.makeElement(i));
530 +        ArrayList iterated = new ArrayList();
531 +        ArrayList iteratedForEachRemaining = new ArrayList();
532 +        Iterator it1 = c.iterator();
533 +        Iterator it2 = c.iterator();
534 +        assertTrue(it1.hasNext());
535 +        assertTrue(it2.hasNext());
536 +        c.clear();
537 +        Object r1, r2;
538 +        try {
539 +            while (it1.hasNext()) iterated.add(it1.next());
540 +            r1 = iterated;
541 +        } catch (ConcurrentModificationException ex) {
542 +            r1 = ConcurrentModificationException.class;
543 +            assertFalse(impl.isConcurrent());
544 +        } catch (UnsupportedOperationException ex) {
545 +            r1 = UnsupportedOperationException.class;
546 +        }
547 +        try {
548 +            it2.forEachRemaining(iteratedForEachRemaining::add);
549 +            r2 = iteratedForEachRemaining;
550 +        } catch (ConcurrentModificationException ex) {
551 +            r2 = ConcurrentModificationException.class;
552 +        } catch (UnsupportedOperationException ex) {
553 +            r2 = UnsupportedOperationException.class;
554 +        }
555 +        if (!r1.equals(r2)) System.err.println(impl.klazz());
556 +        assertEquals(r1, r2);
557 +    }
558 +
559 +    /**
560       * Calling Iterator#remove() after Iterator#forEachRemaining
561       * should (maybe) remove last element
562       */

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