/*

 * Copyright (c) 2016, 2018, 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.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/**

 * @test

 * @library /test/lib

 * @build InfoStreams jdk.test.lib.process.ProcessTools

 * @run main InfoStreams

 * @summary Test that informational options use the correct streams

 */

import jdk.test.lib.process.ProcessTools;

import jdk.test.lib.process.OutputAnalyzer;

public class InfoStreams {

    public static OutputAnalyzer run(String ... opts) throws Exception {

        return ProcessTools.executeTestJava(opts).shouldHaveExitValue(0);

    }

    private static final String

        java_version = System.getProperty("java.version"),

        USAGE = "^Usage: java ",

        VERSION_ERR = "^(java|openjdk) version \"" + java_version + "\"",

        VERSION_OUT = "^(java|openjdk) " + java_version,

        FULLVERSION_ERR = "^(java|openjdk) full version \"" + java_version + ".*\"",

        FULLVERSION_OUT = "^(java|openjdk) " + java_version,

        NONSTD = ".*These extra options are subject to change";

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

        String classPath = System.getProperty("java.class.path");

        run("-help").stderrShouldMatch(USAGE).stdoutShouldNotMatch(USAGE);

        run("--help").stdoutShouldMatch(USAGE).stderrShouldNotMatch(USAGE);

        run("-version").stderrShouldMatch(VERSION_ERR)

                       .stdoutShouldNotMatch(VERSION_ERR)

                       .stdoutShouldNotMatch(VERSION_OUT);

        run("--version").stdoutShouldMatch(VERSION_OUT)

                        .stderrShouldNotMatch(VERSION_OUT)

                        .stderrShouldNotMatch(VERSION_ERR);

        run("-showversion", "--dry-run", "-cp", classPath, "InfoStreams")

            .stderrShouldMatch(VERSION_ERR)

            .stdoutShouldNotMatch(VERSION_ERR)

            .stdoutShouldNotMatch(VERSION_OUT);

        run("--show-version", "--dry-run", "-cp", classPath, "InfoStreams")

            .stdoutShouldMatch(VERSION_OUT)

            .stderrShouldNotMatch(VERSION_OUT)

            .stderrShouldNotMatch(VERSION_ERR);

        run("-fullversion").stderrShouldMatch(FULLVERSION_ERR)

                           .stdoutShouldNotMatch(FULLVERSION_ERR)

                           .stdoutShouldNotMatch(FULLVERSION_OUT);

        run("--full-version").stdoutShouldMatch(FULLVERSION_OUT)

                             .stderrShouldNotMatch(FULLVERSION_OUT)

                             .stderrShouldNotMatch(FULLVERSION_ERR);

        run("-X").stderrShouldMatch(NONSTD).stdoutShouldNotMatch(NONSTD);

        run("--help-extra").stdoutShouldMatch(NONSTD).stderrShouldNotMatch(NONSTD);

    }

}