T7160084b.java

/*
 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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 * questions.
 */

/*
 * @test
 * @bug     7160084
 * @summary javac fails to compile an apparently valid class/interface combination
 */
public class T7160084b {

    static int assertionCount = 0;

    static void assertTrue(boolean cond) {
        assertionCount++;
        if (!cond) {
            throw new AssertionError();
        }
    }

    interface Extras {
        static class Enums {
            static class Component {
                Component() { throw new RuntimeException("oops!"); }
            }
        }
    }

    interface Test {
        public class Enums {
            interface Widget {
                enum Component { X, Y };
            }

            enum Component implements Widget, Extras {
                Z;
            };

            public static void test() {
               assertTrue(Component.values().length == 1);
            }
        }
    }

    public static void main(String[] args) {
        Test.Enums.test();
        assertTrue(assertionCount == 1);
    }
}