jdk-24/jdk/test/java/lang/instrument/PremainClass/PremainClassTest.java

/*
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 * 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,
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import jdk.testlibrary.OutputAnalyzer;
import jdk.testlibrary.ProcessTools;
import jdk.testlibrary.Utils;

/*
 * @test
 * @bug 5055293
 * @summary Test non ascii characters in the Premain-Class attribute.
 * @library /lib/testlibrary
 * @modules java.management
 * @run build jdk.testlibrary.* DummyMain
 * @run main PremainClassTest
 */
public class PremainClassTest {
    // Use a javaagent where the manifest Premain-Class contains
    // a non ascii character.
    // Verify that the premain() function is executed correctly.
    public static void main(String[] a) throws Exception {
        String testArgs = String.format(
                "-javaagent:%s/Agent.jar -classpath %s DummyMain",
                System.getProperty("test.src"),
                System.getProperty("test.classes", "."));

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
                Utils.addTestJavaOpts(testArgs.split("\\s+")));
        System.out.println("testjvm.cmd:" + Utils.getCommandLine(pb));

        OutputAnalyzer output = ProcessTools.executeProcess(pb);
        System.out.println("testjvm.stdout:" + output.getStdout());
        System.out.println("testjvm.stderr:" + output.getStderr());

        output.shouldHaveExitValue(0);
        output.stdoutShouldContain("premain running");
        output.stdoutShouldContain("Hello from DummyMain!");
    }
}