test/jdk/java/util/Calendar/CalendarTest.java

rev 51631 : [mq]: 8210142

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2016, 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) 1997, 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.
*** 21,33 ****
   * questions.
   */
  
  /**
   * @test
!  * @bug 4064654 4374886 4984320 4984574 4944795
   * @summary test for Calendar
   * @library /java/text/testlib
   * @run main CalendarTest
   * @key randomness
   */
  
  import java.io.File;
--- 21,34 ----
   * questions.
   */
  
  /**
   * @test
!  * @bug 4064654 4374886 4984320 4984574 4944795 8210142
   * @summary test for Calendar
   * @library /java/text/testlib
+  * @modules java.base/java.util:+open
   * @run main CalendarTest
   * @key randomness
   */
  
  import java.io.File;
*** 35,44 ****
--- 36,46 ----
  import java.io.FileOutputStream;
  import java.io.IOException;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
+ import java.lang.reflect.Field;
  import java.util.Calendar;
  import java.util.Date;
  import java.util.GregorianCalendar;
  import java.util.Locale;
  import java.util.SimpleTimeZone;
*** 1174,1181 ****
--- 1176,1206 ----
          } finally {
              Locale.setDefault(savedLocale);
              TimeZone.setDefault(savedTimeZone);
          }
      }
+     
+     public void TestClonedSharedZones() throws NoSuchFieldException, IllegalAccessException {
+         Field zone = Calendar.class.getDeclaredField("zone");
+         zone.setAccessible(true);
+         Field sharedZone = Calendar.class.getDeclaredField("sharedZone");
+         sharedZone.setAccessible(true);
+ 
+         // create a new calendar with any date, and clone it.
+         Calendar c1 = new GregorianCalendar();
+         Calendar c2 = (Calendar) c1.clone();
+ 
+         // c1 should have a shared zone
+         if (!sharedZone.getBoolean(c1)) {
+             errln("Failed : c1.sharedZone == false");
+         } else {
+             // c2 should have a shared zone too
+             if (!sharedZone.getBoolean(c2)) {
+                 errln("Failed : c2.sharedZone == false");
+             } else if (zone.get(c1) != zone.get(c2)) {
+                 errln("Failed : c1.zone != c2.zone");
+             }
+         }
+     }
  }
  
  //eof