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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
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 * 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
 * @bug 8162415
 * @summary Test warnings for ignored properties.
 * @modules java.base/jdk.internal.misc
 * @library /test/lib
 */

import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;

// Test that the VM behaves correctly when processing command line module system properties.
public class ModuleOptionsWarn {

    public static void main(String[] args) throws Exception {

        // Test that a warning is not issued for extraneous jdk.module properties.
        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.ignored", "-version");
        OutputAnalyzer output = new OutputAnalyzer(pb.start());
        output.shouldNotContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is issued for a reserved jdk.module property.
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.addmods", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is issued for a reserved jdk.module property ending in '.'.
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.limitmods.", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is issued for a reserved jdk.module property ending in '='.
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.addexports=", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is issued for a reserved jdk.module property ending in ".stuff"
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.addreads.stuff", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is issued for a reserved jdk.module property ending in "=stuff"
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.path=stuff", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is issued for a reserved jdk.module property ending in ".="
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.upgrade.path.=xx", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is issued for a reserved jdk.module property ending in ".<num>"
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.patch.3=xx", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning can be suppressed for module related properties that get ignored.
        pb = ProcessTools.createJavaProcessBuilder(
            "-Djdk.module.addmods", "-XX:-PrintWarnings", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldNotContain("Ignoring system property option");
        output.shouldHaveExitValue(0);

        // Test that a warning is not issued for properties of the form "jdk.module.main"
        pb = ProcessTools.createJavaProcessBuilder(
            "-XX:+PrintWarnings", "-Djdk.module.main.ignored", "-version");
        output = new OutputAnalyzer(pb.start());
        output.shouldNotContain("Ignoring system property option");
        output.shouldHaveExitValue(0);
    }
}