mcs/class/Managed.Windows.Forms/Test/System.Windows.Forms/ListBoxTest.cs

   1 //
   2 // ComboBoxTest.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) 2005 Novell, Inc. (http://www.novell.com)
  24 //
  25 // Authors:
  26 //      Ritvik Mayank <mritvik@novell.com>
  27 //      Jordi Mas i Hernandez <jordi@ximian.com>
  28 //
  29
  30
  31 using System;
  32 using System.Windows.Forms;
  33 using System.Drawing;
  34 using System.Reflection;
  35 using NUnit.Framework;
  36 using System.Collections;
  37 using System.ComponentModel;
  38
  39 namespace MonoTests.System.Windows.Forms
  40 {
  41         [TestFixture]
  42         public class ListBoxTest
  43         {
  44                 [Test]
  45                 public void ListBoxPropertyTest ()
  46                 {
  47                         ListBox lb1 = new ListBox ();
  48                         Assert.AreEqual (0, lb1.ColumnWidth, "#1");
  49                         Assert.AreEqual (DrawMode.Normal, lb1.DrawMode, "#2");
  50                         Assert.AreEqual (0, lb1.HorizontalExtent, "#3");
  51                         Assert.AreEqual (false, lb1.HorizontalScrollbar, "#4");
  52                         Assert.AreEqual (true, lb1.IntegralHeight, "#5");
  53                         //Assert.AreEqual (13, lb1.ItemHeight, "#6"); // Note: Item height depends on the current font.
  54                         lb1.Items.Add ("a");
  55                         lb1.Items.Add ("b");
  56                         lb1.Items.Add ("c");
  57                         Assert.AreEqual (3,  lb1.Items.Count, "#7");
  58                         Assert.AreEqual (false, lb1.MultiColumn, "#8");
  59                         //Assert.AreEqual (46, lb1.PreferredHeight, "#9"); // Note: Item height depends on the current font.
  60                         //Assert.AreEqual (RightToLeft.No , lb1.RightToLeft, "#10"); // Depends on Windows version
  61                         Assert.AreEqual (false, lb1.ScrollAlwaysVisible, "#11");
  62                         Assert.AreEqual (-1, lb1.SelectedIndex, "#12");
  63                         lb1.SetSelected (2,true);
  64                         Assert.AreEqual (2, lb1.SelectedIndices[0], "#13");
  65                         Assert.AreEqual ("c", lb1.SelectedItem, "#14");
  66                         Assert.AreEqual ("c", lb1.SelectedItems[0], "#15");
  67                         Assert.AreEqual (SelectionMode.One, lb1.SelectionMode, "#16");
  68                         lb1.SetSelected (2,false);
  69                         Assert.AreEqual (false, lb1.Sorted, "#17");
  70                         Assert.AreEqual ("", lb1.Text, "#18");
  71                         Assert.AreEqual (0, lb1.TopIndex, "#19");
  72                         Assert.AreEqual (true, lb1.UseTabStops, "#20");
  73                 }
  74
  75                 [Test]
  76                 public void BeginEndUpdateTest ()
  77                 {
  78                         Form f = new Form ();
  79                         f.Visible = true;
  80                         ListBox lb1 = new ListBox ();
  81                         lb1.Items.Add ("A");
  82                         lb1.Visible = true;
  83                         f.Controls.Add (lb1);
  84                         lb1.BeginUpdate ();
  85                         for (int x = 1; x < 5000; x++)
  86                         {
  87                                 lb1.Items.Add ("Item " + x.ToString ());
  88                         }
  89                         lb1.EndUpdate ();
  90                         lb1.SetSelected (1, true);
  91                         lb1.SetSelected (3, true);
  92                         Assert.AreEqual (true, lb1.SelectedItems.Contains ("Item 3"), "#21");
  93                 }
  94
  95                 [Test]
  96                 public void ClearSelectedTest ()
  97                 {
  98                         Form f = new Form ();
  99                         f.Visible = true;
 100                         ListBox lb1 = new ListBox ();
 101                         lb1.Items.Add ("A");
 102                         lb1.Visible = true;
 103                         f.Controls.Add (lb1);
 104                         lb1.SetSelected (0, true);
 105                         Assert.AreEqual ("A", lb1.SelectedItems [0].ToString (),"#22");
 106                         lb1.ClearSelected ();
 107                         Assert.AreEqual (0, lb1.SelectedItems.Count,"#23");
 108                 }
 109
 110                 [Ignore ("It depends on user system settings")]
 111                 public void GetItemHeightTest ()
 112                 {
 113                         Form f = new Form ();
 114                         ListBox lb1 = new ListBox ();
 115                         lb1.Visible = true;
 116                         f.Controls.Add (lb1);
 117                         lb1.Items.Add ("A");
 118                         Assert.AreEqual (13, lb1.GetItemHeight (0) , "#28");
 119                 }
 120
 121                 [Ignore ("It depends on user system settings")]
 122                 public void GetItemRectangleTest ()
 123                 {
 124                         Form f = new Form ();
 125                         f.Visible = true;
 126                         ListBox lb1 = new ListBox ();
 127                         lb1.Visible = true;
 128                         f.Controls.Add (lb1);
 129                         lb1.Items.Add ("A");
 130                         Assert.AreEqual (new Rectangle(0,0,116,13), lb1.GetItemRectangle (0), "#29");
 131                 }
 132
 133                 [Test]
 134                 public void GetSelectedTest ()
 135                 {
 136                         ListBox lb1 = new ListBox ();
 137                         lb1.Items.Add ("A");
 138                         lb1.Items.Add ("B");
 139                         lb1.Items.Add ("C");
 140                         lb1.Items.Add ("D");
 141                         lb1.Sorted = true;
 142                         lb1.SetSelected (0,true);
 143                         lb1.SetSelected (2,true);
 144                         lb1.TopIndex=0;
 145                         Assert.AreEqual (true, lb1.GetSelected (0), "#30");
 146                         lb1.SetSelected (2,false);
 147                         Assert.AreEqual (false, lb1.GetSelected (2), "#31");
 148                 }
 149
 150                 [Test]
 151                 public void IndexFromPointTest ()
 152                 {
 153                         ListBox lb1 = new ListBox ();
 154                         lb1.Items.Add ("A");
 155                         Point pt = new Point (100,100);
 156                                 lb1.IndexFromPoint (pt);
 157                         Assert.AreEqual (-1, lb1.IndexFromPoint (100,100), "#32");
 158                 }
 159
 160                 [Test]
 161                 public void FindStringTest ()
 162                 {
 163                         ListBox cmbbox = new ListBox ();
 164                         cmbbox.FindString ("Hola", -5); // No exception, it's empty
 165                         int x = cmbbox.FindString ("Hello");
 166                         Assert.AreEqual (-1, x, "#19");
 167                         cmbbox.Items.AddRange(new object[] {"ACBD", "ABDC", "ACBD", "ABCD"});
 168                         String myString = "ABC";
 169                         x = cmbbox.FindString (myString);
 170                         Assert.AreEqual (3, x, "#191");
 171                         x = cmbbox.FindString (string.Empty);
 172                         Assert.AreEqual (0, x, "#192");
 173                         x = cmbbox.FindString ("NonExistant");
 174                         Assert.AreEqual (-1, x, "#193");
 175                 }
 176
 177                 [Test]
 178                 public void FindStringExactTest ()
 179                 {
 180                         ListBox cmbbox = new ListBox ();
 181                         cmbbox.FindStringExact ("Hola", -5); // No exception, it's empty
 182                         int x = cmbbox.FindStringExact ("Hello");
 183                         Assert.AreEqual (-1, x, "#20");
 184                         cmbbox.Items.AddRange (new object[] {"ABCD","ABC","ABDC"});
 185                         String myString = "ABC";
 186                         x = cmbbox.FindStringExact (myString);
 187                         Assert.AreEqual (1, x, "#201");
 188                         x = cmbbox.FindStringExact (string.Empty);
 189                         Assert.AreEqual (-1, x, "#202");
 190                         x = cmbbox.FindStringExact ("NonExistant");
 191                         Assert.AreEqual (-1, x, "#203");
 192                 }
 193
 194                 //
 195                 // Exceptions
 196                 //
 197
 198                 [Test]
 199                 [ExpectedException (typeof (InvalidEnumArgumentException))]
 200                 public void BorderStyleException ()
 201                 {
 202                         ListBox lstbox = new ListBox ();
 203                         lstbox.BorderStyle = (BorderStyle) 10;
 204                 }
 205
 206                 [Test]
 207                 [ExpectedException (typeof (ArgumentException))]
 208                 public void ColumnWidthException ()
 209                 {
 210                         ListBox lstbox = new ListBox ();
 211                         lstbox.ColumnWidth = -1;
 212                 }
 213
 214                 [Test]
 215                 [ExpectedException (typeof (InvalidEnumArgumentException))]
 216                 public void DrawModeException ()
 217                 {
 218                         ListBox lstbox = new ListBox ();
 219                         lstbox.DrawMode = (DrawMode) 10;
 220                 }
 221
 222                 [Test]
 223                 [ExpectedException (typeof (ArgumentException))]
 224                 public void DrawModeAndMultiColumnException ()
 225                 {
 226                         ListBox lstbox = new ListBox ();
 227                         lstbox.MultiColumn = true;
 228                         lstbox.DrawMode = DrawMode.OwnerDrawVariable;
 229                 }
 230
 231                 [Test]
 232                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
 233                 public void ItemHeightException ()
 234                 {
 235                         ListBox lstbox = new ListBox ();
 236                         lstbox.ItemHeight = 256;
 237                 }
 238
 239                 [Test]
 240                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
 241                 public void SelectedIndexException ()
 242                 {
 243                         ListBox lstbox = new ListBox ();
 244                         lstbox.SelectedIndex = -2;
 245                 }
 246
 247                 [Test]
 248                 [ExpectedException (typeof (ArgumentException))]
 249                 public void SelectedIndexModeNoneException ()
 250                 {
 251                         ListBox lstbox = new ListBox ();
 252                         lstbox.SelectionMode = SelectionMode.None;
 253                         lstbox.SelectedIndex = -1;
 254                 }
 255
 256                 [Test]
 257                 [ExpectedException (typeof (InvalidEnumArgumentException))]
 258                 public void SelectionModeException ()
 259                 {
 260                         ListBox lstbox = new ListBox ();
 261                         lstbox.SelectionMode = (SelectionMode) 10;
 262                 }
 263
 264                 //
 265                 // Events
 266                 //
 267                 private bool eventFired;
 268
 269                 private void GenericHandler (object sender,  EventArgs e)
 270                 {
 271                         eventFired = true;
 272                 }
 273
 274
 275         }
 276
 277         [TestFixture]
 278         public class ListBoxObjectCollectionTest
 279         {
 280                 [Test]
 281                 public void ComboBoxObjectCollectionPropertyTest ()
 282                 {
 283                         ListBox.ObjectCollection col = new ListBox.ObjectCollection (new ListBox ());
 284                         Assert.AreEqual (false, col.IsReadOnly, "#B1");
 285                         Assert.AreEqual (false, ((ICollection)col).IsSynchronized, "#B2");
 286                         Assert.AreEqual (col, ((ICollection)col).SyncRoot, "#B3");
 287                         Assert.AreEqual (false, ((IList)col).IsFixedSize, "#B4");
 288                 }
 289
 290                 [Test]
 291                 public void AddTest ()
 292                 {
 293                         ListBox.ObjectCollection col = new ListBox.ObjectCollection (new ListBox ());
 294                         col.Add ("Item1");
 295                         col.Add ("Item2");
 296                         Assert.AreEqual (2, col.Count, "#C1");
 297                 }
 298
 299                 [Test]
 300                 public void ClearTest ()
 301                 {
 302                         ListBox.ObjectCollection col = new ListBox.ObjectCollection (new ListBox ());
 303                         col.Add ("Item1");
 304                         col.Add ("Item2");
 305                         col.Clear ();
 306                         Assert.AreEqual (0, col.Count, "#D1");
 307                 }
 308
 309                 [Test]
 310                 public void ContainsTest ()
 311                 {
 312                         ListBox.ObjectCollection col = new ListBox.ObjectCollection (new ListBox ());
 313                         object obj = "Item1";
 314                         col.Add (obj);
 315                         Assert.AreEqual (true, col.Contains ("Item1"), "#E1");
 316                         Assert.AreEqual (false, col.Contains ("Item2"), "#E2");
 317                 }
 318
 319                 [Test]
 320                 public void IndexOfTest ()
 321                 {
 322                         ListBox.ObjectCollection col = new ListBox.ObjectCollection (new ListBox ());
 323                         col.Add ("Item1");
 324                         col.Add ("Item2");
 325                         Assert.AreEqual (1, col.IndexOf ("Item2"), "#F1");
 326                 }
 327
 328                 [Test]
 329                 public void RemoveTest ()
 330                 {
 331                         ListBox.ObjectCollection col = new ListBox.ObjectCollection (new ListBox ());
 332                         col.Add ("Item1");
 333                         col.Add ("Item2");
 334                         col.Remove ("Item1");
 335                         Assert.AreEqual (1, col.Count, "#G1");
 336                 }
 337
 338                 [Test]
 339                 public void RemoveAtTest ()
 340                 {
 341                         ListBox.ObjectCollection col = new ListBox.ObjectCollection (new ListBox ());
 342                         col.Add ("Item1");
 343                         col.Add ("Item2");
 344                         col.RemoveAt (0);
 345                         Assert.AreEqual (1, col.Count, "#H1");
 346                         Assert.AreEqual (true, col.Contains ("Item2"), "#H1");
 347                 }
 348
 349
 350         }
 351 }