1 /*
   2  * Copyright (c) 2012, 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 import java.awt.Dimension;
  25 import java.awt.Frame;
  26 import java.awt.TextArea;
  27 import java.awt.Toolkit;
  28 
  29 import sun.awt.SunToolkit;
  30 
  31 /**
  32  * @test
  33  * @key headful
  34  * @bug 7160627
  35  * @summary We shouldn't get different frame size when we call Frame.pack()
  36  * twice.
  37  * @author Sergey Bylokhov
  38  */
  39 public final class TextAreaTwicePack {
  40 
  41     public static void main(final String[] args) {
  42         final Frame frame = new Frame();
  43         final TextArea ta = new TextArea();
  44         frame.add(ta);
  45         frame.pack();
  46         frame.setVisible(true);
  47         sleep();
  48         final Dimension before = frame.getSize();
  49         frame.pack();
  50         final Dimension after = frame.getSize();
  51         if (!after.equals(before)) {
  52             throw new RuntimeException(
  53                     "Expected size: " + before + ", actual size: " + after);
  54         }
  55         frame.dispose();
  56     }
  57 
  58     private static void sleep() {
  59         ((SunToolkit) Toolkit.getDefaultToolkit()).realSync();
  60         try {
  61             Thread.sleep(500L);
  62         } catch (InterruptedException ignored) {
  63         }
  64     }
  65 }