ArchiveDoesNotExist.java

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/*
 * @test ArchiveDoesNotExist
 * @summary Test how VM handles "file does not exist" situation while
 *          attempting to use CDS archive. JVM should exit gracefully
 *          when sharing mode is ON, and continue w/o sharing if sharing
 *          mode is AUTO.
 * @library /test/lib
 * @modules java.base/jdk.internal.misc
 *          java.management
 * @run main ArchiveDoesNotExist
 */

import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.process.OutputAnalyzer;
import java.io.File;

public class ArchiveDoesNotExist {
    public static void main(String[] args) throws Exception {
        String fileName = "ArchiveDoesNotExist.jsa";

        File cdsFile = new File(fileName);
        if (cdsFile.exists())
            throw new RuntimeException("Test error: cds file already exists");

        // Sharing: on
        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
           "-XX:+UnlockDiagnosticVMOptions",
           "-XX:SharedArchiveFile=./" + fileName,
           "-Xshare:on",
           "-version");

        OutputAnalyzer output = new OutputAnalyzer(pb.start());
        output.shouldContain("Specified shared archive not found");
        output.shouldHaveExitValue(1);

        // Sharing: auto
        pb = ProcessTools.createJavaProcessBuilder(
           "-XX:+UnlockDiagnosticVMOptions",
           "-XX:SharedArchiveFile=./" + fileName,
           "-Xshare:auto",
           "-version");

        output = new OutputAnalyzer(pb.start());
        output.shouldMatch("(java|openjdk) version");
        output.shouldNotContain("sharing");
        output.shouldHaveExitValue(0);
    }
}