jdk/test/java/lang/Class/IsSynthetic.java
author jbachorik
Tue, 21 Jan 2014 13:04:55 +0100
changeset 22353 d09e3ff5fd63
parent 5506 202f599c92aa
permissions -rw-r--r--
8032377: test/java/lang/management/ThreadMXBean/ThreadBlockedCount.java still fails intermittently Reviewed-by: dholmes
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/*
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 * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/*
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 * @test
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 * @bug 5012133
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 * @summary Check Class.isSynthetic method
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 * @author Joseph D. Darcy
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 */
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import java.lang.reflect.*;
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public class IsSynthetic {
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    static class NestedClass {
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    }
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    static int test(Class<?> clazz, boolean expected) {
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        if (clazz.isSynthetic() == expected)
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            return 0;
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        else {
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            System.err.println("Unexpected synthetic status for " +
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                               clazz.getName() + " expected: " + expected +
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                               " got: " + (!expected));
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            return 1;
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        }
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    }
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    public static void main(String argv[]) {
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        int failures = 0;
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        class LocalClass {}
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        Cloneable clone = new Cloneable() {};
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        failures += test(IsSynthetic.class,             false);
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        failures += test(java.lang.String.class,        false);
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        failures += test(LocalClass.class,              false);
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        failures += test(NestedClass.class,             false);
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        failures += test(clone.getClass(),              false);
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        for(Constructor c: Tricky.class.getDeclaredConstructors()) {
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            Class<?>[] paramTypes = c.getParameterTypes();
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            if (paramTypes.length > 0) {
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                System.out.println("Testing class that should be synthetic.");
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                for(Class paramType: paramTypes) {
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                    failures += test(paramType, true);
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                }
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            }
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        }
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        if (failures != 0)
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            throw new RuntimeException("Test failed with " + failures  + " failures.");
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    }
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}
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class Tricky {
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    private Tricky() {}
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    public static class Nested {
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        Tricky t = new Tricky();
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    }
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}