95 lines
2.9 KiB
Java
95 lines
2.9 KiB
Java
/*
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* Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 7167125
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* @summary Two variables after the same operation in a inner class return
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* different results
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* @run main DiffResultAfterSameOperationInnerClasses
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*/
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public class DiffResultAfterSameOperationInnerClasses {
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public int i = 1;
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private int j = 1;
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public String s1 = "Hi, ";
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private String s2 = "Hi, ";
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public int arr1[] = new int[]{1};
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public int arr2[] = new int[]{1};
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public static void main(String[] args) {
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DiffResultAfterSameOperationInnerClasses theTest =
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new DiffResultAfterSameOperationInnerClasses();
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InnerClass inner = theTest.new InnerClass();
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if (!inner.test1()) {
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throw new AssertionError("Different results after same calculation");
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}
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theTest.resetVars();
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if (!inner.test2()) {
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throw new AssertionError("Different results after same calculation");
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}
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}
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void resetVars() {
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i = 1;
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j = 1;
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s1 = "Hi, ";
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s2 = "Hi, ";
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arr1[0] = 1;
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arr2[0] = 1;
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}
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class InnerClass {
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public boolean test1() {
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i += i += 1;
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j += j += 1;
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arr1[0] += arr1[0] += 1;
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arr2[0] += arr2[0] += 1;
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s1 += s1 += "dude";
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s2 += s2 += "dude";
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return (i == j && i == 3 &&
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arr1[0] == arr2[0] && arr2[0] == 3 &&
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s1.equals(s2) && s1.endsWith("Hi, Hi, dude"));
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}
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public boolean test2() {
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(i) += (i) += 1;
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(j) += (j) += 1;
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(arr1[0])+= (arr1[0]) += 1;
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(arr2[0])+= (arr2[0]) += 1;
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(s1) += (s1) += "dude";
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(s2) += (s2) += "dude";
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return (i == j && i == 3 &&
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arr1[0] == arr2[0] && arr2[0] == 3 &&
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s1.equals(s2) && s1.endsWith("Hi, Hi, dude"));
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}
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}
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}
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