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  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
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  23 
  24 /**
  25  * @test
  26  * @key headful
  27  * @bug 6940863
  28  * @summary Textarea within scrollpane shows vertical scrollbar
  29  * @author Pavel Porvatov
  30  * @requires (os.family == "windows")
  31  * @library ../../../../lib/testlibrary
  32  * @build jdk.testlibrary.OSInfo
  33  * @run main bug6940863
  34  */
  35 
  36 import jdk.testlibrary.OSInfo;
  37 
  38 import javax.swing.*;
  39 import java.awt.*;
  40 import java.awt.event.ActionEvent;
  41 import java.awt.event.ActionListener;
  42 
  43 public class bug6940863 {
  44     private static JFrame frame;
  45 
  46     private static JScrollPane scrollPane;
  47 
  48     private static final Timer timer = new Timer(1000, new ActionListener() {
  49         public void actionPerformed(ActionEvent e) {
  50             boolean failed = scrollPane.getVerticalScrollBar().isShowing() ||
  51                     scrollPane.getHorizontalScrollBar().isShowing();
  52 
  53             frame.dispose();
  54 
  55             if (failed) {
  56                 throw new RuntimeException("The test failed");
  57             }
  58         }
  59     });
  60 
  61     public static void main(String[] args) throws Exception {
  62         if (OSInfo.getOSType() != OSInfo.OSType.WINDOWS) {
  63             System.out.println("The test is suitable only for Windows OS. Skipped");
  64             return;
  65         }
  66 
  67         UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
  68 
  69         SwingUtilities.invokeAndWait(new Runnable() {
  70             public void run() {
  71                 JTextArea textArea = new JTextArea();
  72 
  73                 textArea.setLineWrap(true);
  74                 textArea.setWrapStyleWord(true);
  75 
  76                 scrollPane = new JScrollPane(textArea);
  77 
  78                 scrollPane.setMinimumSize(new Dimension(200, 100));
  79                 scrollPane.setPreferredSize(new Dimension(300, 150));
  80 
  81                 frame = new JFrame("Vertical scrollbar shown without text");
  82 
  83                 frame.setContentPane(scrollPane);
  84                 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  85                 frame.pack();
  86                 frame.setVisible(true);
  87 
  88                 timer.setRepeats(false);
  89                 timer.start();
  90             }
  91         });
  92     }
  93 }