jdk-24/test/jdk/java/io/File/UserDirChangedTest.java
Yumin Qi 4ea684bf31 8194154: System property user.dir should not be changed
Cached user.dir so getCanonicalPath uses the cached value.

Reviewed-by: alanb, bpb, rriggs
2018-02-21 14:23:45 -08:00

52 lines
2.1 KiB
Java

/*
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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");
}
}
}