test/hotspot/jtreg/runtime/appcds/CaseSensitiveClassPath.java
author ccheung
Fri, 17 May 2019 08:29:55 -0700
changeset 54927 1512d88b24c6
parent 51990 6003e034cdd8
permissions -rw-r--r--
8207812: Implement Dynamic CDS Archive Summary: Improve the usability of AppCDS Reviewed-by: acorn, jiangli, mseledtsov Contributed-by: ioi.lam@oracle.com, jianglizhou@google.com, calvin.cheung@oracle.com

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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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,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @summary Test case sensitive aspect of comparing class paths
 *     between dump time and archive use time
 * @requires vm.cds
 * @library /test/lib
 * @modules java.base/jdk.internal.misc
 *          java.management
 *          jdk.jartool/sun.tools.jar
 * @requires os.family != "mac"
 * @compile test-classes/Hello.java
 * @run driver CaseSensitiveClassPath
 */

import java.nio.file.FileAlreadyExistsException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardCopyOption;
import jdk.test.lib.Platform;
import jdk.test.lib.process.OutputAnalyzer;


// Excluded from running on MAC: a more comprehensive case sensitivity detection
// and fix mechanism is needed, which is planned to be implemented in the future.
public class CaseSensitiveClassPath {
    public static void main(String[] args) throws Exception {
        String appJar = JarBuilder.getOrCreateHelloJar();
        String appJarUpper = appJar.replace("hello", "Hello");

        OutputAnalyzer out = TestCommon.dump(appJar, TestCommon.list("Hello"));
        TestCommon.checkDump(out);

        Path jarPath = Paths.get(appJar);
        Path jarPathUpper = null;

        boolean fileExists = false;
        try {
            jarPathUpper = Files.createFile(Paths.get(appJarUpper));
        } catch (FileAlreadyExistsException faee) {
            fileExists = true;
        }

        if (!fileExists) {
            try {
                Files.copy(jarPath, jarPathUpper, StandardCopyOption.REPLACE_EXISTING);
            } catch (Exception e) {
                throw new java.lang.RuntimeException(
                    "Failed copying file from " + appJar + " to " + appJarUpper + ".", e);
            }
        } else {
            jarPathUpper = Paths.get(appJarUpper);
        }
        boolean isSameFile = Files.isSameFile(jarPath, jarPathUpper);

        TestCommon.run("-Xlog:class+path=info,cds", "-cp", appJarUpper, "Hello")
            .ifNoMappingFailure(output -> {
                    if (isSameFile) {
                        output.shouldContain("Hello World");
                    } else {
                        output.shouldContain("shared class paths mismatch");
                        output.shouldHaveExitValue(1);
                    }
                });
    }
}