1 /*
   2  * Copyright (c) 2012, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 import java.awt.Dimension;
  27 import java.awt.Frame;
  28 import java.awt.TextArea;
  29 import java.awt.Toolkit;
  30 
  31 import sun.awt.SunToolkit;
  32 
  33 /**
  34  * @test
  35  * @bug 7160627
  36  * @summary We shouldn't get different frame size when we call Frame.pack()
  37  * twice.
  38  * @author Sergey Bylokhov
  39  */
  40 public final class TextAreaTwicePack {
  41 
  42     public static void main(final String[] args) {
  43         final Frame frame = new Frame();
  44         final TextArea ta = new TextArea();
  45         frame.add(ta);
  46         frame.pack();
  47         frame.setVisible(true);
  48         sleep();
  49         final Dimension before = frame.getSize();
  50         frame.pack();
  51         final Dimension after = frame.getSize();
  52         if (!after.equals(before)) {
  53             throw new RuntimeException(
  54                     "Expected size: " + before + ", actual size: " + after);
  55         }
  56         frame.dispose();
  57     }
  58 
  59     private static void sleep() {
  60         ((SunToolkit) Toolkit.getDefaultToolkit()).realSync();
  61         try {
  62             Thread.sleep(500L);
  63         } catch (InterruptedException ignored) {
  64         }
  65     }
  66 }