test/jdk/java/io/File/UserDirChangedTest.java
author tschatzl
Wed, 24 Jul 2019 11:49:39 +0200
changeset 57508 28ab01c06755
parent 48927 847a988152b8
permissions -rw-r--r--
8228388: Add information about dirty/skipped card for Merge HCC in G1 log Summary: Collect and print informatio about the number of processed cards during the Merge HCC phase to improve log output. Reviewed-by: kbarrett, sangheki

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * 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).
 *
 * You should have received a copy of the GNU General Public License version
 * 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 8194154
   @summary Test changing property user.dir on impacting getCanonicalPath
   @run main/othervm UserDirChangedTest
 */

import java.io.File;

public class UserDirChangedTest {
    public static void main(String[] args) throws Exception {
        String keyUserDir = "user.dir";
        String userDirNew = "/home/a/b/c/";
        String fileName = "./a";

        String userDir = System.getProperty(keyUserDir);
        File file = new File(fileName);
        String canFilePath = file.getCanonicalPath();

        // now reset user.dir, this will cause crash on linux without bug 8194154 fixed.
        System.setProperty(keyUserDir,  userDirNew);
        String newCanFilePath = file.getCanonicalPath();
        System.out.format("%24s %48s%n", "Canonical Path = ", canFilePath);
        System.out.format("%24s %48s%n", "new Canonical Path = ", newCanFilePath);
        if (!canFilePath.equals(newCanFilePath)) {
            throw new RuntimeException("Changing property user.dir should have no effect on getCanonicalPath");
        }
    }
}