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                 ListBox listBox;
  45                 Form form;
  46
  47                 [SetUp]
  48                 public void SetUp()
  49                 {
  50                         listBox = new ListBox();
  51                         form = new Form();
  52                 }
  53
  54                 [Test]
  55                 public void ListBoxPropertyTest ()
  56                 {
  57                         Assert.AreEqual (0, listBox.ColumnWidth, "#1");
  58                         Assert.AreEqual (DrawMode.Normal, listBox.DrawMode, "#2");
  59                         Assert.AreEqual (0, listBox.HorizontalExtent, "#3");
  60                         Assert.AreEqual (false, listBox.HorizontalScrollbar, "#4");
  61                         Assert.AreEqual (true, listBox.IntegralHeight, "#5");
  62                         //Assert.AreEqual (13, listBox.ItemHeight, "#6"); // Note: Item height depends on the current font.
  63                         listBox.Items.Add ("a");
  64                         listBox.Items.Add ("b");
  65                         listBox.Items.Add ("c");
  66                         Assert.AreEqual (3,  listBox.Items.Count, "#7");
  67                         Assert.AreEqual (false, listBox.MultiColumn, "#8");
  68                         //Assert.AreEqual (46, listBox.PreferredHeight, "#9"); // Note: Item height depends on the current font.
  69                         //Assert.AreEqual (RightToLeft.No , listBox.RightToLeft, "#10"); // Depends on Windows version
  70                         Assert.AreEqual (false, listBox.ScrollAlwaysVisible, "#11");
  71                         Assert.AreEqual (-1, listBox.SelectedIndex, "#12");
  72                         listBox.SetSelected (2,true);
  73                         Assert.AreEqual (2, listBox.SelectedIndices[0], "#13");
  74                         Assert.AreEqual ("c", listBox.SelectedItem, "#14");
  75                         Assert.AreEqual ("c", listBox.SelectedItems[0], "#15");
  76                         Assert.AreEqual (SelectionMode.One, listBox.SelectionMode, "#16");
  77                         listBox.SetSelected (2,false);
  78                         Assert.AreEqual (false, listBox.Sorted, "#17");
  79                         Assert.AreEqual ("", listBox.Text, "#18");
  80                         Assert.AreEqual (0, listBox.TopIndex, "#19");
  81                         Assert.AreEqual (true, listBox.UseTabStops, "#20");
  82                 }
  83
  84                 [Test]
  85                 public void BeginEndUpdateTest ()
  86                 {
  87                         form.Visible = true;
  88                         listBox.Items.Add ("A");
  89                         listBox.Visible = true;
  90                         form.Controls.Add (listBox);
  91                         listBox.BeginUpdate ();
  92                         for (int x = 1; x < 5000; x++)
  93                         {
  94                                 listBox.Items.Add ("Item " + x.ToString ());
  95                         }
  96                         listBox.EndUpdate ();
  97                         listBox.SetSelected (1, true);
  98                         listBox.SetSelected (3, true);
  99                         Assert.AreEqual (true, listBox.SelectedItems.Contains ("Item 3"), "#21");
 100                 }
 101
 102                 [Test]
 103                 public void ClearSelectedTest ()
 104                 {
 105                         form.Visible = true;
 106                         listBox.Items.Add ("A");
 107                         listBox.Visible = true;
 108                         form.Controls.Add (listBox);
 109                         listBox.SetSelected (0, true);
 110                         Assert.AreEqual ("A", listBox.SelectedItems [0].ToString (),"#22");
 111                         listBox.ClearSelected ();
 112                         Assert.AreEqual (0, listBox.SelectedItems.Count,"#23");
 113                 }
 114
 115                 [Ignore ("It depends on user system settings")]
 116                 public void GetItemHeightTest ()
 117                 {
 118                         listBox.Visible = true;
 119                         form.Controls.Add (listBox);
 120                         listBox.Items.Add ("A");
 121                         Assert.AreEqual (13, listBox.GetItemHeight (0) , "#28");
 122                 }
 123
 124                 [Ignore ("It depends on user system settings")]
 125                 public void GetItemRectangleTest ()
 126                 {
 127                         form.Visible = true;
 128                         listBox.Visible = true;
 129                         form.Controls.Add (listBox);
 130                         listBox.Items.Add ("A");
 131                         Assert.AreEqual (new Rectangle(0,0,116,13), listBox.GetItemRectangle (0), "#29");
 132                 }
 133
 134                 [Test]
 135                 public void GetSelectedTest ()
 136                 {
 137                         listBox.Items.Add ("A");
 138                         listBox.Items.Add ("B");
 139                         listBox.Items.Add ("C");
 140                         listBox.Items.Add ("D");
 141                         listBox.Sorted = true;
 142                         listBox.SetSelected (0,true);
 143                         listBox.SetSelected (2,true);
 144                         listBox.TopIndex=0;
 145                         Assert.AreEqual (true, listBox.GetSelected (0), "#30");
 146                         listBox.SetSelected (2,false);
 147                         Assert.AreEqual (false, listBox.GetSelected (2), "#31");
 148                 }
 149
 150                 [Test]
 151                 public void IndexFromPointTest ()
 152                 {
 153                         listBox.Items.Add ("A");
 154                         Point pt = new Point (100,100);
 155                                 listBox.IndexFromPoint (pt);
 156                         Assert.AreEqual (-1, listBox.IndexFromPoint (100,100), "#32");
 157                 }
 158
 159                 [Test]
 160                 public void FindStringTest ()
 161                 {
 162                         listBox.FindString ("Hola", -5); // No exception, it's empty
 163                         int x = listBox.FindString ("Hello");
 164                         Assert.AreEqual (-1, x, "#19");
 165                         listBox.Items.AddRange(new object[] {"ACBD", "ABDC", "ACBD", "ABCD"});
 166                         String myString = "ABC";
 167                         x = listBox.FindString (myString);
 168                         Assert.AreEqual (3, x, "#191");
 169                         x = listBox.FindString (string.Empty);
 170                         Assert.AreEqual (0, x, "#192");
 171                         x = listBox.FindString ("NonExistant");
 172                         Assert.AreEqual (-1, x, "#193");
 173                 }
 174
 175                 [Test]
 176                 public void FindStringExactTest ()
 177                 {
 178                         listBox.FindStringExact ("Hola", -5); // No exception, it's empty
 179                         int x = listBox.FindStringExact ("Hello");
 180                         Assert.AreEqual (-1, x, "#20");
 181                         listBox.Items.AddRange (new object[] {"ABCD","ABC","ABDC"});
 182                         String myString = "ABC";
 183                         x = listBox.FindStringExact (myString);
 184                         Assert.AreEqual (1, x, "#201");
 185                         x = listBox.FindStringExact (string.Empty);
 186                         Assert.AreEqual (-1, x, "#202");
 187                         x = listBox.FindStringExact ("NonExistant");
 188                         Assert.AreEqual (-1, x, "#203");
 189                 }
 190
 191                 //
 192                 // Exceptions
 193                 //
 194
 195                 [Test]
 196                 [ExpectedException (typeof (InvalidEnumArgumentException))]
 197                 public void BorderStyleException ()
 198                 {
 199                         listBox.BorderStyle = (BorderStyle) 10;
 200                 }
 201
 202                 [Test]
 203                 [ExpectedException (typeof (ArgumentException))]
 204                 public void ColumnWidthException ()
 205                 {
 206                         listBox.ColumnWidth = -1;
 207                 }
 208
 209                 [Test]
 210                 [ExpectedException (typeof (InvalidEnumArgumentException))]
 211                 public void DrawModeException ()
 212                 {
 213                         listBox.DrawMode = (DrawMode) 10;
 214                 }
 215
 216                 [Test]
 217                 [ExpectedException (typeof (ArgumentException))]
 218                 public void DrawModeAndMultiColumnException ()
 219                 {
 220                         listBox.MultiColumn = true;
 221                         listBox.DrawMode = DrawMode.OwnerDrawVariable;
 222                 }
 223
 224                 [Test]
 225                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
 226                 public void ItemHeightException ()
 227                 {
 228                         listBox.ItemHeight = 256;
 229                 }
 230
 231                 [Test]
 232                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
 233                 public void SelectedIndexException ()
 234                 {
 235                         listBox.SelectedIndex = -2;
 236                 }
 237
 238                 [Test]
 239                 [ExpectedException (typeof (ArgumentException))]
 240                 public void SelectedIndexModeNoneException ()
 241                 {
 242                         listBox.SelectionMode = SelectionMode.None;
 243                         listBox.SelectedIndex = -1;
 244                 }
 245
 246                 [Test]
 247                 [ExpectedException (typeof (InvalidEnumArgumentException))]
 248                 public void SelectionModeException ()
 249                 {
 250                         listBox.SelectionMode = (SelectionMode) 10;
 251                 }
 252
 253                 [Test]
 254                 public void SelectedValueNull()
 255                 {
 256                         listBox.SelectedValue = null;
 257                 }
 258
 259                 [Test]
 260                 public void SelectedValueEmptyString()
 261                 {
 262                         listBox.SelectedValue = String.Empty;
 263                 }
 264
 265                 //
 266                 // Events
 267                 //
 268                 private bool eventFired;
 269
 270                 private void GenericHandler (object sender,  EventArgs e)
 271                 {
 272                         eventFired = true;
 273                 }
 274
 275
 276         }
 277
 278         [TestFixture]
 279         public class ListBoxObjectCollectionTest
 280         {
 281                 ListBox.ObjectCollection col;
 282
 283                 [SetUp]
 284                 public void SetUp()
 285                 {
 286                         col = new ListBox.ObjectCollection (new ListBox ());
 287                 }
 288
 289                 [Test]
 290                 public void DefaultProperties ()
 291                 {
 292                         Assert.AreEqual (false, col.IsReadOnly, "#B1");
 293                         Assert.AreEqual (false, ((ICollection)col).IsSynchronized, "#B2");
 294                         Assert.AreEqual (col, ((ICollection)col).SyncRoot, "#B3");
 295                         Assert.AreEqual (false, ((IList)col).IsFixedSize, "#B4");
 296                         Assert.AreEqual (0, col.Count);
 297                 }
 298
 299                 [Test]
 300                 public void AddTest ()
 301                 {
 302                         col.Add ("Item1");
 303                         col.Add ("Item2");
 304                         Assert.AreEqual (2, col.Count, "#C1");
 305                 }
 306
 307                 [Test]
 308                 public void ClearTest ()
 309                 {
 310                         col.Add ("Item1");
 311                         col.Add ("Item2");
 312                         col.Clear ();
 313                         Assert.AreEqual (0, col.Count, "#D1");
 314                 }
 315
 316                 [Test]
 317                 public void ContainsTest ()
 318                 {
 319                         object obj = "Item1";
 320                         col.Add (obj);
 321                         Assert.AreEqual (true, col.Contains ("Item1"), "#E1");
 322                         Assert.AreEqual (false, col.Contains ("Item2"), "#E2");
 323                 }
 324
 325                 [Test]
 326                 public void IndexOfTest ()
 327                 {
 328                         col.Add ("Item1");
 329                         col.Add ("Item2");
 330                         Assert.AreEqual (1, col.IndexOf ("Item2"), "#F1");
 331                 }
 332
 333                 [Test]
 334                 public void RemoveTest ()
 335                 {
 336                         col.Add ("Item1");
 337                         col.Add ("Item2");
 338                         col.Remove ("Item1");
 339                         Assert.AreEqual (1, col.Count, "#G1");
 340                 }
 341
 342                 [Test]
 343                 public void RemoveAtTest ()
 344                 {
 345                         col.Add ("Item1");
 346                         col.Add ("Item2");
 347                         col.RemoveAt (0);
 348                         Assert.AreEqual (1, col.Count, "#H1");
 349                         Assert.AreEqual (true, col.Contains ("Item2"), "#H1");
 350                 }
 351
 352                 [Test]
 353                 [ExpectedException (typeof (ArgumentNullException))]
 354                 public void IndexerNullTest ()
 355                 {
 356                         col.Add ("Item1");
 357                         col [0] = null;
 358                 }
 359
 360                 [Test]
 361                 [ExpectedException (typeof (ArgumentNullException))]
 362                 public void AddNullTest ()
 363                 {
 364                         col.Add (null);
 365                 }
 366
 367
 368         }
 369 }