jdk/test/java/lang/System/LoggerFinder/modules/UnnamedLoggerForJDKTest.java

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import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Stream;

import jdk.testlibrary.JDKToolFinder;

import static jdk.testlibrary.ProcessTools.executeCommand;

/*
 * @test
 * @modules jdk.compiler
 * @summary Test cases which run against the JDK image, check the situation where
 *            1. logger providers are in unnamed module,
 *            2. clients are in named/unnamed module,
 *               patched system module, or Xbootclasspath
 *          This test does not require existence of java.logging module,
 *          but require jdk.compiler module
 * @library /lib/testlibrary
 * @build Base CompilerUtils jdk.testlibrary.*
 * @run main/othervm UnnamedLoggerForJDKTest
 */

public class UnnamedLoggerForJDKTest extends Base {

    public static void main(String args[]) throws Throwable {
        UnnamedLoggerForJDKTest t = new UnnamedLoggerForJDKTest();
        t.setup();
        t.test();
    }

    private void setup() throws Throwable {
        setupAllClient();

        setupUnnamedLogger();
    }

    private void test() throws Throwable {
        // logger client is in named module m.t.a
        runTest(JDK_IMAGE,
                "--class-path", DEST_UNNAMED_LOGGER.toString(),
                "--module-path", DEST_NAMED_CLIENT.toString(),
                "-m", CLIENT_A, "unnamed", LOGGER_B);
        // logger client is also in unnamed module
        runTest(JDK_IMAGE,
                "--class-path", DEST_UNNAMED_LOGGER.toString()
                    + File.pathSeparator + DEST_UNNAMED_CLIENT.toString(),
                CLIENT_B, "unnamed", LOGGER_B);
        // logger client gets logger through boot class BootUsage
        runTest(JDK_IMAGE,
                "--class-path", DEST_UNNAMED_LOGGER.toString()
                    + File.pathSeparator + DEST_BOOT_CLIENT.toString(),
                "-Xbootclasspath/a:" + DEST_BOOT_USAGE.toString(),
                BOOT_CLIENT, "system", LAZY_LOGGER, LOGGER_B);
        // logger client gets logger through patched class
        // java.base/java.lang.PatchedUsage
        runTest(JDK_IMAGE,
                "--class-path", DEST_UNNAMED_LOGGER.toString()
                    + File.pathSeparator + DEST_PATCHED_CLIENT.toString(),
                "--patch-module", "java.base=" + DEST_PATCHED_USAGE.toString(),
                PATCHED_CLIENT, "system", LAZY_LOGGER, LOGGER_B);
    }
}