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//
// ComboBoxTest.cs: Test cases for ComboBox.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
//
// Authors:
// Ritvik Mayank <mritvik@novell.com>
// Jordi Mas i Hernandez <jordi@ximian.com>
using System;
using System.Windows.Forms;
using System.Drawing;
using System.Reflection;
using NUnit.Framework;
using System.Collections;
using System.ComponentModel;
namespace MonoTests.System.Windows.Forms
{
[TestFixture]
public class ComboBoxTest
{
[Test]
public void ComboBoxPropertyTest ()
{
ComboBox mycmbbox = new ComboBox ();
Assert.AreEqual (DrawMode.Normal, mycmbbox.DrawMode, "#1");
Assert.AreEqual (ComboBoxStyle.DropDown, mycmbbox.DropDownStyle, "#2");
Assert.AreEqual (121, mycmbbox.DropDownWidth, "#3");
Assert.AreEqual (false, mycmbbox.DroppedDown, "#4");
Assert.AreEqual (true, mycmbbox.IntegralHeight, "#5");
Assert.AreEqual (0, mycmbbox.Items.Count, "#6");
//Assert.AreEqual (15, mycmbbox.ItemHeight, "#7"); // Note: Item height depends on the current font.
Assert.AreEqual (8, mycmbbox.MaxDropDownItems, "#8");
Assert.AreEqual (0, mycmbbox.MaxLength, "#9");
Assert.AreEqual (20, mycmbbox.PreferredHeight, "#10");
Assert.AreEqual (-1, mycmbbox.SelectedIndex, "#11");
Assert.AreEqual (null, mycmbbox.SelectedItem, "#12");
Assert.AreEqual ("", mycmbbox.SelectedText, "#13");
Assert.AreEqual (0, mycmbbox.SelectionLength, "#14");
Assert.AreEqual (0, mycmbbox.SelectionStart, "#15");
Assert.AreEqual (false, mycmbbox.Sorted, "#16");
Assert.AreEqual ("", mycmbbox.Text, "#17");
}
[Test]
public void BeginEndUpdateTest ()
{
Form myform = new Form ();
myform.Visible = true;
ComboBox cmbbox = new ComboBox ();
cmbbox.Items.Add ("A");
cmbbox.Visible = true;
myform.Controls.Add (cmbbox);
cmbbox.BeginUpdate ();
for (int x = 1 ; x < 5000 ; x++) {
cmbbox.Items.Add ("Item " + x.ToString ());
}
cmbbox.EndUpdate ();
}
[Test]
public void FindStringTest ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.FindString ("Hola", -5); // No exception, it's empty
int x = cmbbox.FindString ("Hello");
Assert.AreEqual (-1, x, "#19");
cmbbox.Items.AddRange(new object[] {"ACBD", "ABDC", "ACBD", "ABCD"});
String myString = "ABC";
x = cmbbox.FindString (myString);
Assert.AreEqual (3, x, "#191");
x = cmbbox.FindString (string.Empty);
Assert.AreEqual (0, x, "#192");
x = cmbbox.FindString ("NonExistant");
Assert.AreEqual (-1, x, "#193");
}
[Test]
public void FindStringExactTest ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.FindStringExact ("Hola", -5); // No exception, it's empty
int x = cmbbox.FindStringExact ("Hello");
Assert.AreEqual (-1, x, "#20");
cmbbox.Items.AddRange (new object[] {"ABCD","ABC","ABDC"});
String myString = "ABC";
x = cmbbox.FindStringExact (myString);
Assert.AreEqual (1, x, "#201");
x = cmbbox.FindStringExact (string.Empty);
Assert.AreEqual (-1, x, "#202");
x = cmbbox.FindStringExact ("NonExistant");
Assert.AreEqual (-1, x, "#203");
}
[Test]
public void GetItemHeightTest ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.Items.Add ("ABC");
cmbbox.Items.Add ("BCD");
cmbbox.Items.Add ("DEF");
int x = -1;
x = cmbbox.GetItemHeight (x);
Assert.IsTrue (cmbbox.ItemHeight > 0, "#21");
}
//
// Exceptions
//
[Test]
[ExpectedException (typeof (InvalidEnumArgumentException))]
public void DropDownStyleException ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.DropDownStyle = (ComboBoxStyle) 10;
}
[Test]
[ExpectedException (typeof (InvalidEnumArgumentException))]
public void DrawModeException ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.DrawMode = (DrawMode) 10;
}
[Test]
[ExpectedException (typeof (ArgumentException))]
public void DropDownWidthException ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.DropDownWidth = 0;
}
[Test]
[ExpectedException (typeof (ArgumentException))]
public void ItemHeightException ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.ItemHeight = -1;
}
[Test]
[ExpectedException (typeof (ArgumentOutOfRangeException))]
public void SelectedIndexException ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.SelectedIndex = -2;
}
[Test]
[ExpectedException (typeof (ArgumentOutOfRangeException))]
public void FindStringExactMinException ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.Items.AddRange(new object[] {"ACBD", "ABDC", "ACBD", "ABCD"});
cmbbox.FindStringExact ("Hola", -2);
}
[Test]
[ExpectedException (typeof (ArgumentOutOfRangeException))]
public void FindStringExactMaxException ()
{
ComboBox cmbbox = new ComboBox ();
cmbbox.Items.AddRange(new object[] {"ACBD", "ABDC", "ACBD", "ABCD"});
cmbbox.FindStringExact ("Hola", 3);
}
//
// Events
//
private bool eventFired;
private DrawItemEventArgs drawItemsArgs;
private void DrawItemEventH (object sender, DrawItemEventArgs e)
{
eventFired = true;
drawItemsArgs = e;
}
private void GenericHandler (object sender, EventArgs e)
{
eventFired = true;
}
[Ignore ("Bugs in X11 prevent this test to run properly")]
public void DrawItemEventTest ()
{
eventFired = false;
drawItemsArgs = null;
Form myform = new Form ();
ComboBox cmbbox = new ComboBox ();
cmbbox.DropDownStyle = ComboBoxStyle.Simple;
cmbbox.DrawMode = DrawMode.OwnerDrawFixed;
cmbbox.DrawItem += new DrawItemEventHandler (DrawItemEventH);
myform.Controls.Add (cmbbox);
cmbbox.Items.AddRange(new object[] {"Item1"});
myform.Visible = true;
cmbbox.Visible = true;
cmbbox.Refresh ();
Assert.AreEqual (true, eventFired, "DW1");
Assert.AreEqual (0, drawItemsArgs.Index, "DW2");
}
[Test]
public void DropDownStyleEventTest ()
{
eventFired = false;
ComboBox cmbbox = new ComboBox ();
cmbbox.DropDownStyleChanged += new EventHandler (GenericHandler);
cmbbox.DropDownStyle = ComboBoxStyle.Simple;
Assert.AreEqual (true, eventFired, "DI1");
}
[Test]
public void SelectedIndextTest ()
{
eventFired = false;
ComboBox cmbbox = new ComboBox ();
cmbbox.Items.AddRange(new object[] {"Item1", "Item2"});
cmbbox.SelectedIndexChanged += new EventHandler (GenericHandler);
cmbbox.SelectedIndex = 1;
Assert.AreEqual (true, eventFired, "SI1");
}
}
[TestFixture]
public class ComboBoxObjectCollectionTest
{
[Test]
public void ComboBoxObjectCollectionPropertyTest ()
{
ComboBox.ObjectCollection col = new ComboBox.ObjectCollection (new ComboBox ());
Assert.AreEqual (false, col.IsReadOnly, "#B1");
Assert.AreEqual (false, ((ICollection)col).IsSynchronized, "#B2");
Assert.AreEqual (col, ((ICollection)col).SyncRoot, "#B3");
Assert.AreEqual (false, ((IList)col).IsFixedSize, "#B4");
}
[Test]
public void AddTest ()
{
ComboBox.ObjectCollection col = new ComboBox.ObjectCollection (new ComboBox ());
col.Add ("Item1");
col.Add ("Item2");
Assert.AreEqual (2, col.Count, "#C1");
}
[Test]
public void ClearTest ()
{
ComboBox.ObjectCollection col = new ComboBox.ObjectCollection (new ComboBox ());
col.Add ("Item1");
col.Add ("Item2");
col.Clear ();
Assert.AreEqual (0, col.Count, "#D1");
}
[Test]
public void ContainsTest ()
{
ComboBox.ObjectCollection col = new ComboBox.ObjectCollection (new ComboBox ());
object obj = "Item1";
col.Add (obj);
Assert.AreEqual (true, col.Contains ("Item1"), "#E1");
Assert.AreEqual (false, col.Contains ("Item2"), "#E2");
}
[Test]
public void IndexOfTest ()
{
ComboBox.ObjectCollection col = new ComboBox.ObjectCollection (new ComboBox ());
col.Add ("Item1");
col.Add ("Item2");
Assert.AreEqual (1, col.IndexOf ("Item2"), "#F1");
}
[Test]
public void RemoveTest ()
{
ComboBox.ObjectCollection col = new ComboBox.ObjectCollection (new ComboBox ());
col.Add ("Item1");
col.Add ("Item2");
col.Remove ("Item1");
Assert.AreEqual (1, col.Count, "#G1");
}
[Test]
public void RemoveAtTest ()
{
ComboBox.ObjectCollection col = new ComboBox.ObjectCollection (new ComboBox ());
col.Add ("Item1");
col.Add ("Item2");
col.RemoveAt (0);
Assert.AreEqual (1, col.Count, "#H1");
Assert.AreEqual (true, col.Contains ("Item2"), "#H1");
}
}
}
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