1/*
2 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 6533203
27 * @summary AbstractList.ListItr.add might corrupt iterator state if enclosing add throws
28 */
29
30import java.util.*;
31
32@SuppressWarnings({"serial","unchecked"})
33public class Bug6533203 {
34    void test(String[] args) throws Throwable {
35        final List<Integer> superstitious = new ArrayList<>() {
36            public void add(int index, Integer i) {
37                if (i == 13) throw new Error("unlucky");
38                else super.add(index, i); }};
39        final ListIterator it = superstitious.listIterator(0);
40        equal(it.nextIndex(), 0);
41        THROWS(Error.class, new F(){void f(){it.add(13);}});
42        equal(it.nextIndex(), 0);
43    }
44
45    //--------------------- Infrastructure ---------------------------
46    volatile int passed = 0, failed = 0;
47    void pass() {passed++;}
48    void fail() {failed++; Thread.dumpStack();}
49    void fail(String msg) {System.out.println(msg); fail();}
50    void unexpected(Throwable t) {failed++; t.printStackTrace();}
51    void check(boolean cond) {if (cond) pass(); else fail();}
52    void equal(Object x, Object y) {
53        if (x == null ? y == null : x.equals(y)) pass();
54        else fail(x + " not equal to " + y);}
55    public static void main(String[] args) throws Throwable {
56        new Bug6533203().instanceMain(args);}
57    void instanceMain(String[] args) throws Throwable {
58        try {test(args);} catch (Throwable t) {unexpected(t);}
59        System.out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
60        if (failed > 0) throw new AssertionError("Some tests failed");}
61    abstract class F {abstract void f() throws Throwable;}
62    void THROWS(Class<? extends Throwable> k, F... fs) {
63        for (F f : fs)
64            try {f.f(); fail("Expected " + k.getName() + " not thrown");}
65            catch (Throwable t) {
66                if (k.isAssignableFrom(t.getClass())) pass();
67                else unexpected(t);}}
68}
69