1 /*
   2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8147527
  27  * @summary Verifies the runtime behavior of "super", "this" and "this$n" optimization for boxed unary post-operations.
  28  * @compile QualBoxedPostOp3.java QualBoxedPostOp3Parent.java
  29  * @run main QualBoxedPostOp3
  30  */
  31 public class QualBoxedPostOp3 extends p.QualBoxedPostOp3Parent {
  32     public static void main(String[] args) {
  33         new QualBoxedPostOp3().testAll();
  34     }
  35 
  36     private void testAll() {
  37         equals(test(), 1);
  38         equals(i, 2);
  39 
  40         Inner in = new Inner();
  41         equals(in.test(), 3);
  42         equals(i, 4);
  43 
  44         equals(testParent(), 21);
  45         equals(super.j, 22);
  46 
  47         equals(in.testParent(), 23);
  48         equals(super.j, 24);
  49     }
  50 
  51     private void equals(int a, int b) {
  52         if (a != b) throw new Error();
  53     }
  54 
  55     Integer i=0;
  56 
  57     private Integer test() {
  58         i++;
  59         return this.i++;
  60     }
  61     private Integer testParent() {
  62         j++;
  63         return super.j++;
  64     }
  65 
  66     class Inner {
  67         private Integer test() {
  68             i++;
  69             return QualBoxedPostOp3.this.i++;
  70         }
  71         private Integer testParent() {
  72             j++;
  73             return QualBoxedPostOp3.super.j++;
  74         }
  75     }
  76 }