test/jdk/java/util/prefs/CheckUserPrefsStorage.java

*** 1,7 ****
  /*
!  * Copyright (c) 2012, 2013, 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.
--- 1,7 ----
  /*
!  * Copyright (c) 2012, 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.
*** 19,41 ****
   * 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.util.prefs.Preferences;
  
! /**
!  *
!  * @author khazra
!  * First class called by CheckUserPrefsStorage.sh to create and
!  * store a user preference
!  */
  
! public class CheckUserPrefFirst {
  
!     public static void main(String[] args) throws Exception {
!         Preferences prefs = Preferences.userNodeForPackage(CheckUserPrefFirst.class);
!         prefs.put("Check", "Success");
          prefs.flush();
      }
- }
  
--- 19,72 ----
   * 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.
   */
  
+ /*
+  * @test
+  * @bug 7198073 7197662
+  * @summary Tests that user preferences are stored in the permanent storage
+  * @library /test/lib
+  * @run main/othervm -Djava.util.prefs.userRoot=. CheckUserPrefsStorage
+  */
+ 
  import java.util.prefs.Preferences;
  
! import jdk.test.lib.process.ProcessTools;
! 
! public class CheckUserPrefsStorage {
  
!     private static final Class PREF_NODE = CheckUserPrefsStorage.class;
!     private static final String KEY = "Check";
!     private static final String VALUE = "Success";
!     private static final Preferences prefs = Preferences.userNodeForPackage(PREF_NODE);
  
!     public static void main(String[] args) throws Throwable {
!         if (args.length == 0) {
!             createPref(KEY, VALUE);
!             ProcessTools.executeTestJvm("-Djava.util.prefs.userRoot=.",
!                                         PREF_NODE.getName(),
!                                         KEY,
!                                         VALUE)
!                         .outputTo(System.out)
!                         .errorTo(System.out)
!                         .shouldHaveExitValue(0);
!         } else {
!             checkPref(args[0], args[1]);
!         }
!     }
! 
!     public static void createPref(String key, String value) throws Exception {
!         prefs.put(key, value);
          prefs.flush();
      }
  
+     public static void checkPref(String key, String value) throws Exception {
+         String result = prefs.get(key, null);
+         if ((result == null) || !(result.equals(value))) {
+             throw new RuntimeException("User pref not stored!");
+         }
+         prefs.remove(key);
+         prefs.flush();
+     }
+ 
+ }