1 /*
2  * Copyright (c) 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 /*
25  * @test
26  * @bug 7096375
27  * @summary  Test that Swing does not ignore first click on a JButton after
28  * decreasing system's time
29  * @run main/manual TimeChangeButtonClickTest
30  */
31 import java.awt.GridBagConstraints;
32 import java.awt.GridBagLayout;
33 import java.util.concurrent.CountDownLatch;
34 import javax.swing.BorderFactory;
35 import javax.swing.JPanel;
36 import javax.swing.JTextArea;
37 import javax.swing.SwingUtilities;
38 import javax.swing.JButton;
39 import javax.swing.JFrame;
40 import java.awt.event.ActionEvent;
41 import java.awt.event.ActionListener;
42 import java.util.concurrent.TimeUnit;
43 import javax.swing.Box;
44 import javax.swing.JLabel;
45 
46 public class TimeChangeButtonClickTest {
47 
main(String args[])48     public static void main(String args[]) throws Exception {
49         final CountDownLatch latch = new CountDownLatch(1);
50         TestUI test = new TestUI(latch);
51 
52         SwingUtilities.invokeLater(new Runnable() {
53             @Override
54             public void run() {
55                 try {
56                     test.createUI();
57                 } catch (Exception ex) {
58                     throw new RuntimeException("Exception while creating test UI");
59                 }
60             }
61         });
62 
63         boolean status = latch.await(5, TimeUnit.MINUTES);
64 
65         if (!status) {
66             System.out.println("Test timed out.");
67         }
68 
69         SwingUtilities.invokeAndWait(new Runnable() {
70             @Override
71             public void run() {
72                 try {
73                     test.disposeUI();
74                 } catch (Exception ex) {
75                     throw new RuntimeException("Exception while disposing test UI");
76                 }
77             }
78         });
79 
80         if (test.testResult == false) {
81             throw new RuntimeException("Test Failed.");
82         }
83     }
84 }
85 
86 class TestUI {
87 
88     private static JFrame mainFrame;
89     private static JPanel mainControlPanel;
90 
91     private static JTextArea instructionTextArea;
92 
93     private static JPanel resultButtonPanel;
94     private static JButton passButton;
95     private static JButton failButton;
96 
97     private static JPanel testPanel;
98     private static JButton testButton;
99     private static JLabel buttonPressCountLabel;
100 
101     private static GridBagLayout layout;
102     private final CountDownLatch latch;
103     public boolean testResult = false;
104     private int buttonPressCount = 0;
105 
TestUI(CountDownLatch latch)106     public TestUI(CountDownLatch latch) throws Exception {
107         this.latch = latch;
108     }
109 
createUI()110     public final void createUI() throws Exception {
111 
112         mainFrame = new JFrame("TimeChangeButtonClickTest");
113 
114         layout = new GridBagLayout();
115         mainControlPanel = new JPanel(layout);
116         resultButtonPanel = new JPanel(layout);
117         testPanel = new JPanel(layout);
118 
119         GridBagConstraints gbc = new GridBagConstraints();
120 
121         // Create Test instructions
122         String instructions
123                 = "Test 1 : --------------------\n"
124                 + "1. Click 'Test Button' with left mouse button\n"
125                 + "Observe : Button Press count change to 1\n"
126                 + "Test 2 : --------------------\n"
127                 + "1. Change the system time to one hour less than current time\n"
128                 + "2. Click 'Test Button' with left mouse button\n"
129                 + "Observe : Button Press count change to 2\n"
130                 + "Test 3 : --------------------\n"
131                 + "1. Change the system time by adding two hours\n"
132                 + "2. Click 'Test Button' with left mouse button\n"
133                 + "Observe : Button Press count change to 3\n"
134                 + "--------------------\n"
135                 + "Restore the system time.\n"
136                 + "--------------------\n"
137                 + "Press 'Pass' if Button Press count is 3, 'Fail' otherwise";
138 
139         instructionTextArea = new JTextArea();
140         instructionTextArea.setText(instructions);
141         instructionTextArea.setEditable(false);
142         instructionTextArea.setBorder(BorderFactory.
143                 createTitledBorder("Test Instructions"));
144 
145         gbc.gridx = 0;
146         gbc.gridy = 0;
147         gbc.fill = GridBagConstraints.HORIZONTAL;
148         mainControlPanel.add(instructionTextArea, gbc);
149 
150         // Create Test Button and label
151         testButton = new JButton("Test Button");
152         testButton.addActionListener(new ActionListener() {
153             @Override
154             public void actionPerformed(ActionEvent e) {
155                 buttonPressCount++;
156                 buttonPressCountLabel.setText(
157                         "Button Press Count : " + buttonPressCount);
158             }
159         });
160 
161         gbc.gridx = 0;
162         gbc.gridy = 0;
163         testPanel.add(testButton, gbc);
164 
165         gbc.gridx = 0;
166         gbc.gridy = 1;
167         testPanel.add(Box.createVerticalStrut(50));
168 
169         gbc.gridx = 0;
170         gbc.gridy = 2;
171         buttonPressCountLabel = new JLabel(
172                 "Button Press Count : " + buttonPressCount);
173         testPanel.add(buttonPressCountLabel, gbc);
174 
175         mainControlPanel.add(testPanel);
176 
177         // Create resultButtonPanel with Pass, Fail buttons
178         passButton = new JButton("Pass");
179         passButton.setActionCommand("Pass");
180         passButton.addActionListener((ActionEvent e) -> {
181             System.out.println("Pass Button pressed!");
182             testResult = true;
183             latch.countDown();
184 
185         });
186 
187         failButton = new JButton("Fail");
188         failButton.setActionCommand("Fail");
189         failButton.addActionListener(new ActionListener() {
190             @Override
191             public void actionPerformed(ActionEvent e) {
192                 System.out.println("Fail Button pressed!");
193                 testResult = false;
194                 latch.countDown();
195             }
196         });
197 
198         gbc.gridx = 0;
199         gbc.gridy = 0;
200         resultButtonPanel.add(passButton, gbc);
201         gbc.gridx = 1;
202         gbc.gridy = 0;
203         resultButtonPanel.add(failButton, gbc);
204 
205         gbc.gridx = 0;
206         gbc.gridy = 1;
207         mainControlPanel.add(resultButtonPanel, gbc);
208 
209         mainFrame.add(mainControlPanel);
210 
211         mainFrame.pack();
212         mainFrame.setVisible(true);
213     }
214 
disposeUI()215     public void disposeUI() {
216         mainFrame.setVisible(false);
217         mainFrame.dispose();
218     }
219 }
220 
221