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8293461: Add a test for JDK-8290832
Reviewed-by: phh
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mrserb committed Sep 28, 2022
1 parent f0ac319 commit d285382
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52 changes: 52 additions & 0 deletions jdk/test/java/io/File/ChangeDefaultUserDir.java
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/*
* Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* 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.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/

import java.io.File;

/**
* @test
* @bug 8290832
* @summary It should be possible to change the "user.dir" property
* @run main/othervm ChangeDefaultUserDir
*/
public final class ChangeDefaultUserDir {
public static void main(String[] args) throws Exception {
String keyUserDir = "user.dir";
String userDirNew = "/home/user/";
String fileName = "file";

String userDir = System.getProperty(keyUserDir);
System.out.format("%24s %48s%n", "Default 'user.dir' = ", userDir);
File file = new File(fileName);
String canFilePath = file.getCanonicalPath();

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("Cannot change user.dir property");
}
}
}

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