jdk8-mips64-public/langtools: test/tools/javac/7167125/DiffResultAfterSameOperationInnerClasses.java@f5e5ca7505e2

     1 /*

     2  * Copyright (c) 2002, 2013, 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  */

    24 /*

    25  * @test

    26  * @bug 7167125

    27  * @summary Two variables after the same operation in a inner class return

    28  * different results

    29  * @run main DiffResultAfterSameOperationInnerClasses

    30  */

    32 public class DiffResultAfterSameOperationInnerClasses {

    33     public int i = 1;

    34     private int j = 1;

    35     public String s1 = "Hi, ";

    36     private String s2 = "Hi, ";

    37     public int arr1[] = new int[]{1};

    38     public int arr2[] = new int[]{1};

    40     public static void main(String[] args) {

    41         DiffResultAfterSameOperationInnerClasses theTest =

    42                 new DiffResultAfterSameOperationInnerClasses();

    43         InnerClass inner = theTest.new InnerClass();

    44         if (!inner.test1()) {

    45             throw new AssertionError("Different results after same calculation");

    46         }

    48         theTest.resetVars();

    49         if (!inner.test2()) {

    50             throw new AssertionError("Different results after same calculation");

    51         }

    52     }

    54     void resetVars() {

    55         i = 1;

    56         j = 1;

    57         s1 = "Hi, ";

    58         s2 = "Hi, ";

    59         arr1[0] = 1;

    60         arr2[0] = 1;

    61     }

    63     class InnerClass {

    64         public boolean test1() {

    65             i += i += 1;

    66             j += j += 1;

    68             arr1[0] += arr1[0] += 1;

    69             arr2[0] += arr2[0] += 1;

    71             s1 += s1 += "dude";

    72             s2 += s2 += "dude";

    74             return (i == j && i == 3 &&

    75                     arr1[0] == arr2[0] && arr2[0] == 3 &&

    76                     s1.equals(s2) && s1.endsWith("Hi, Hi, dude"));

    77         }

    79         public boolean test2() {

    80             (i) += (i) += 1;

    81             (j) += (j) += 1;

    83             (arr1[0])+= (arr1[0]) += 1;

    84             (arr2[0])+= (arr2[0]) += 1;

    86             (s1) += (s1) += "dude";

    87             (s2) += (s2) += "dude";

    89             return (i == j && i == 3 &&

    90                     arr1[0] == arr2[0] && arr2[0] == 3 &&

    91                     s1.equals(s2) && s1.endsWith("Hi, Hi, dude"));

    92         }

    93     }

    94 }

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