2006-02-28 Matt Hergett <matt@use.net>
[mono.git] / mcs / class / Managed.Windows.Forms / Test / System.Windows.Forms / ComboBoxTests.cs
1 //
2 // ComboBoxTests.cs: Test cases for ComboBox.
3 //
4 // Permission is hereby granted, free of charge, to any person obtaining
5 // a copy of this software and associated documentation files (the
6 // "Software"), to deal in the Software without restriction, including
7 // without limitation the rights to use, copy, modify, merge, publish,
8 // distribute, sublicense, and/or sell copies of the Software, and to
9 // permit persons to whom the Software is furnished to do so, subject to
10 // the following conditions:
11 //
12 // The above copyright notice and this permission notice shall be
13 // included in all copies or substantial portions of the Software.
14 //
15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
19 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
20 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
21 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
22 //
23 // Copyright (c) 2006 Matt Hergett
24 //                      
25 // Authors:             
26 //      Matt Hergett  <matt@use.net>
27 //
28
29
30 using System.Windows.Forms;
31 using System;
32 using NUnit.Framework;
33
34 [TestFixture]
35 public class ComboBoxTests
36 {
37         ComboBox comboBox;
38         bool textChanged, layoutUpdated;
39
40         [SetUp]
41         public void SetUp()
42         {
43                 comboBox = new ComboBox();
44                 textChanged = false;
45                 layoutUpdated = false;
46                 comboBox.TextChanged += new EventHandler(textChangedEventHandler);
47                 comboBox.Layout += new LayoutEventHandler(layoutEventHandler);
48         }
49
50         private void textChangedEventHandler(object sender, EventArgs e)
51         {
52                 textChanged = true;
53         }
54
55         private void layoutEventHandler(object sender, LayoutEventArgs e)
56         {
57                 layoutUpdated = true;
58         }
59
60
61         [Test]
62         public void InitialPropertyValues()
63         {
64                 
65                 Assert.AreEqual(String.Empty, comboBox.Text);
66                 Assert.AreEqual(-1, comboBox.SelectedIndex);
67                 Assert.IsNull(comboBox.SelectedItem);
68                 Assert.AreEqual(121, comboBox.Size.Width);
69                 Assert.AreEqual(20, comboBox.Size.Height);
70                 Assert.IsFalse(textChanged);
71                 Assert.IsFalse(layoutUpdated);
72         }
73
74         [Test]
75         public void SetNegativeOneSelectedIndex()
76         {
77                 comboBox.SelectedIndex = -1;
78                 Assert.AreEqual(String.Empty, comboBox.Text);
79                 Assert.IsFalse(textChanged);
80         }
81
82         [Test]
83         public void SetDifferentText()
84         {
85                 comboBox.Text = "foooooooooooooooooooooooooo";
86                 Assert.IsTrue(textChanged);
87                 Assert.IsFalse(layoutUpdated);
88         }
89
90         [Test]
91         public void SetSameText()
92         {
93                 comboBox.Text = String.Empty;
94                 Assert.IsFalse(textChanged);
95                 Assert.IsFalse(layoutUpdated);
96         }
97 }