/*

 * Copyright (c) 2016, 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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 */

/*

 * @test ClassResolutionTest

 * @bug 8144874

 * @library /testlibrary

 * @build jdk.test.lib.OutputAnalyzer jdk.test.lib.ProcessTools

 * @run driver ClassResolutionTest

 */

import jdk.test.lib.OutputAnalyzer;

import jdk.test.lib.ProcessTools;

import java.lang.ref.WeakReference;

import java.lang.reflect.Method;

public class ClassResolutionTest {

    public static class ClassResolutionTestMain {

        public static class Thing1 {

            public static int getThingNumber() {

                return 1;

            }

        };

        public static class Thing1Handler {

            public static int getThingNumber() {

                return Thing1.getThingNumber();

            }

        };

        public static void main(String... args) throws Exception {

            Thing1Handler.getThingNumber();

        }

    }

    public static void main(String... args) throws Exception {

        // (1) classresolve should turn on.

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xlog:classresolve=info",

                                                                  ClassResolutionTestMain.class.getName());

        OutputAnalyzer o = new OutputAnalyzer(pb.start());

        o.shouldContain("[classresolve] ClassResolutionTest$ClassResolutionTestMain$Thing1Handler ClassResolutionTest$ClassResolutionTestMain$Thing1");

        // (2) classresolve should turn off.

        pb = ProcessTools.createJavaProcessBuilder("-Xlog",

                                                   "-Xlog:classresolve=off",

                                                   ClassResolutionTestMain.class.getName());

        o = new OutputAnalyzer(pb.start());

        o.shouldNotContain("[classresolve]");

        // (3) TraceClassResolution should turn on.

        pb = ProcessTools.createJavaProcessBuilder("-XX:+TraceClassResolution",

                                                   ClassResolutionTestMain.class.getName());

        o = new OutputAnalyzer(pb.start());

        o.shouldContain("[classresolve] ClassResolutionTest$ClassResolutionTestMain$Thing1Handler ClassResolutionTest$ClassResolutionTestMain$Thing1");

        // (4) TraceClassResolution should turn off.

        pb = ProcessTools.createJavaProcessBuilder("-Xlog",

                                                   "-XX:-TraceClassResolution",

                                                   ClassResolutionTestMain.class.getName());

        o = new OutputAnalyzer(pb.start());

        o.shouldNotContain("[classresolve]");

    };

}