langtools/test/tools/javac/7167125/DiffResultAfterSameOperationInnerClasses.java
changeset 15712 fa256e8cfe33
child 16334 49b3f71982f6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/7167125/DiffResultAfterSameOperationInnerClasses.java	Fri Feb 08 09:21:19 2013 +0000
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2002, 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.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * 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 7167125
+ * @summary Two variables after the same operation in a inner class return
+ * different results
+ * @run main DiffResultAfterSameOperationInnerClasses
+ */
+
+public class DiffResultAfterSameOperationInnerClasses {
+    public int i = 1;
+    private int j = 1;
+    public String s1 = "Hi, ";
+    private String s2 = "Hi, ";
+
+    public static void main(String[] args) {
+        InnerClass inner =
+                new DiffResultAfterSameOperationInnerClasses().new InnerClass();
+        if (!inner.test()) {
+            throw new AssertionError("Different results after same calculation");
+        }
+    }
+
+    class InnerClass {
+        public boolean test() {
+            i += i += 1;
+            j += j += 1;
+
+            s1 += s1 += "dude";
+            s2 += s2 += "dude";
+
+            System.out.println("s1 = " + s1);
+            System.out.println("s2 = " + s2);
+
+            return (i == j && i == 3 &&
+                    s1.equals(s2) && s1.endsWith("Hi, Hi, dude"));
+        }
+    }
+}