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Java > Open Source Codes > nextapp > echo2 > app > test > ListBoxTest


1 /*
2  * This file is part of the Echo Web Application Framework (hereinafter "Echo").
3  * Copyright (C) 2002-2005 NextApp, Inc.
4  *
5  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6  *
7  * The contents of this file are subject to the Mozilla Public License Version
8  * 1.1 (the "License"); you may not use this file except in compliance with
9  * the License. You may obtain a copy of the License at
10  * http://www.mozilla.org/MPL/
11  *
12  * Software distributed under the License is distributed on an "AS IS" basis,
13  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14  * for the specific language governing rights and limitations under the
15  * License.
16  *
17  * Alternatively, the contents of this file may be used under the terms of
18  * either the GNU General Public License Version 2 or later (the "GPL"), or
19  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
20  * in which case the provisions of the GPL or the LGPL are applicable instead
21  * of those above. If you wish to allow use of your version of this file only
22  * under the terms of either the GPL or the LGPL, and not to allow others to
23  * use your version of this file under the terms of the MPL, indicate your
24  * decision by deleting the provisions above and replace them with the notice
25  * and other provisions required by the GPL or the LGPL. If you do not delete
26  * the provisions above, a recipient may use your version of this file under
27  * the terms of any one of the MPL, the GPL or the LGPL.
28  */
29
30 package nextapp.echo2.app.test;
31
32 import nextapp.echo2.app.Color;
33 import nextapp.echo2.app.ListBox;
34 import nextapp.echo2.app.event.ActionEvent;
35 import nextapp.echo2.app.event.ActionListener;
36 import junit.framework.TestCase;
37
38 /**
39  * Unit tests for the <code>nextapp.echo2.app.ListBox</code> component.
40  */
41 public class ListBoxTest extends TestCase {
42
43     private class ActionHandler implements ActionListener {
44         
45         private ActionEvent lastEvent;
46         
47         public void actionPerformed(ActionEvent e) {
48             lastEvent = e;
49         }
50     }
51     
52     /**
53      * Test Adding/Removing <code>ActionListener</code>s and
54      * receiving events.
55      */
56     public void testActionListeners() {
57         ListBox listBox = new ListBox();
58         listBox.setActionCommand("action!");
59         
60         assertFalse(listBox.hasActionListeners());
61         
62         ActionHandler actionHandler = new ActionHandler();
63         listBox.addActionListener(actionHandler);
64
65         assertTrue(listBox.hasActionListeners());
66         
67         listBox.processInput(ListBox.INPUT_ACTION, null);
68         assertNotNull(actionHandler.lastEvent);
69         assertEquals(listBox, actionHandler.lastEvent.getSource());
70         assertEquals("action!", actionHandler.lastEvent.getActionCommand());
71
72         listBox.removeActionListener(actionHandler);
73
74         assertFalse(listBox.hasActionListeners());
75     }
76     
77     /**
78      * Test property accessors and mutators.
79      */
80     public void testProperties() {
81         ListBox listBox = new ListBox();
82         listBox.setActionCommand("action!");
83         listBox.setBorder(TestConstants.BORDER_THICK_ORANGE);
84         listBox.setHeight(TestConstants.EXTENT_30_PX);
85         listBox.setInsets(TestConstants.INSETS_1234);
86         listBox.setRolloverEnabled(true);
87         listBox.setRolloverBackground(Color.GREEN);
88         listBox.setRolloverFont(TestConstants.MONOSPACE_12);
89         listBox.setRolloverForeground(Color.YELLOW);
90         listBox.setWidth(TestConstants.EXTENT_100_PX);
91         assertEquals("action!", listBox.getActionCommand());
92         assertEquals(TestConstants.BORDER_THICK_ORANGE, listBox.getBorder());
93         assertEquals(Color.GREEN, listBox.getRolloverBackground());
94         assertEquals(true, listBox.isRolloverEnabled());
95         assertEquals(TestConstants.MONOSPACE_12, listBox.getRolloverFont());
96         assertEquals(Color.YELLOW, listBox.getRolloverForeground());
97         assertEquals(TestConstants.EXTENT_30_PX, listBox.getHeight());
98         assertEquals(TestConstants.INSETS_1234, listBox.getInsets());
99         assertEquals(TestConstants.EXTENT_100_PX, listBox.getWidth());
100     }
101 }
102
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