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

   1 // Permission is hereby granted, free of charge, to any person obtaining
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   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2008 Novell, Inc. (http://www.novell.com)
  21 //
  22 // Author:
  23 //      Jonathan Pobst  (monkey@jpobst.com)
  24 //
  25
  26 #if NET_2_0
  27
  28 using NUnit.Framework;
  29 using System;
  30 using System.Drawing;
  31 using System.Windows.Forms;
  32 using System.ComponentModel;
  33 using System.Collections;
  34 using System.Data;
  35 using System.Collections.Generic;
  36
  37 namespace MonoTests.System.Windows.Forms.DataGridViewBindingTest
  38 {
  39
  40         [TestFixture]
  41         public class DataSetBindingTest : TestHelper
  42         {
  43                 [Test]
  44                 public void TestDataSet ()
  45                 {
  46                         // Binding to a DataSet doesn't work unless you specify DataMember
  47                         Form f = new Form ();
  48                         f.ShowInTaskbar = false;
  49
  50                         DataSet ds = new DataSet ();
  51
  52                         DataTable dt = ds.Tables.Add ("Muppets");
  53
  54                         dt.Columns.Add ("ID");
  55                         dt.Columns.Add ("Name");
  56                         dt.Columns.Add ("Sex");
  57
  58                         dt.Rows.Add (1, "Kermit", "Male");
  59                         dt.Rows.Add (2, "Miss Piggy", "Female");
  60                         dt.Rows.Add (3, "Gonzo", "Male");
  61
  62                         DataGridView dgv = new DataGridView ();
  63                         dgv.DataSource = ds;
  64
  65                         f.Controls.Add (dgv);
  66                         f.Show ();
  67
  68                         Assert.AreEqual (0, dgv.Columns.Count, "A1");
  69                         Assert.AreEqual (0, dgv.Rows.Count, "A2");
  70
  71                         dgv.DataMember = "Muppets";
  72
  73                         Assert.AreEqual (3, dgv.Columns.Count, "A3");
  74                         Assert.AreEqual (4, dgv.Rows.Count, "A4");
  75
  76                         f.Dispose ();
  77                 }
  78
  79                 [Test]
  80                 public void TestBasic ()
  81                 {
  82                         // Binding to a basic DataTable
  83                         Form f = new Form ();
  84                         f.ShowInTaskbar = false;
  85
  86                         DataSet ds = new DataSet ();
  87
  88                         DataTable dt = ds.Tables.Add ("Muppets");
  89
  90                         dt.Columns.Add ("ID");
  91                         dt.Columns.Add ("Name");
  92                         dt.Columns.Add ("Sex");
  93
  94                         dt.Rows.Add (1, "Kermit", "Male");
  95                         dt.Rows.Add (2, "Miss Piggy", "Female");
  96                         dt.Rows.Add (3, "Gonzo", "Male");
  97
  98                         DataGridView dgv = new DataGridView ();
  99                         dgv.DataSource = dt;
 100
 101                         f.Controls.Add (dgv);
 102                         f.Show ();
 103
 104                         Assert.AreEqual (3, dgv.ColumnCount, "A1");
 105                         Assert.AreEqual (4, dgv.RowCount, "A2");
 106
 107                         Assert.AreEqual ("ID", dgv.Columns[0].Name, "A3");
 108                         Assert.AreEqual ("ID", dgv.Columns[0].DataPropertyName, "A4");
 109                         Assert.AreEqual (0, dgv.Columns[0].DisplayIndex, "A5");
 110                         Assert.AreEqual ("ID", dgv.Columns[0].HeaderText, "A6");
 111                         Assert.AreEqual (0, dgv.Columns[0].Index, "A7");
 112                         Assert.AreEqual (true, dgv.Columns[0].IsDataBound, "A8");
 113                         Assert.AreEqual (false, dgv.Columns[0].ReadOnly, "A9");
 114                         Assert.AreEqual (true, dgv.Columns[0].Visible, "A10");
 115                         Assert.AreEqual ("System.Windows.Forms.DataGridViewTextBoxCell", dgv.Columns[0].CellType.ToString (), "A11");
 116                         Assert.AreEqual ("System.String", dgv.Columns[0].ValueType.ToString (), "A11-B");
 117                         Assert.AreEqual ("System.Windows.Forms.DataGridViewTextBoxColumn", dgv.Columns[0].GetType ().ToString (), "A11-C");
 118
 119                         Assert.AreEqual ("Name", dgv.Columns[1].Name, "A12");
 120                         Assert.AreEqual ("Name", dgv.Columns[1].DataPropertyName, "A13");
 121                         Assert.AreEqual (1, dgv.Columns[1].DisplayIndex, "A14");
 122                         Assert.AreEqual ("Name", dgv.Columns[1].HeaderText, "A15");
 123                         Assert.AreEqual (1, dgv.Columns[1].Index, "A16");
 124                         Assert.AreEqual (true, dgv.Columns[1].IsDataBound, "A17");
 125                         Assert.AreEqual (false, dgv.Columns[1].ReadOnly, "A18");
 126                         Assert.AreEqual (true, dgv.Columns[1].Visible, "A19");
 127                         Assert.AreEqual ("System.Windows.Forms.DataGridViewTextBoxCell", dgv.Columns[1].CellType.ToString (), "A20");
 128                         Assert.AreEqual ("System.String", dgv.Columns[1].ValueType.ToString (), "A20-B");
 129
 130                         Assert.AreEqual ("Sex", dgv.Columns[2].Name, "A21");
 131                         Assert.AreEqual ("Sex", dgv.Columns[2].DataPropertyName, "A22");
 132                         Assert.AreEqual (2, dgv.Columns[2].DisplayIndex, "A23");
 133                         Assert.AreEqual ("Sex", dgv.Columns[2].HeaderText, "A24");
 134                         Assert.AreEqual (2, dgv.Columns[2].Index, "A25");
 135                         Assert.AreEqual (true, dgv.Columns[2].IsDataBound, "A26");
 136                         Assert.AreEqual (false, dgv.Columns[2].ReadOnly, "A27");
 137                         Assert.AreEqual (true, dgv.Columns[2].Visible, "A28");
 138                         Assert.AreEqual ("System.Windows.Forms.DataGridViewTextBoxCell", dgv.Columns[2].CellType.ToString (), "A29");
 139                         Assert.AreEqual ("System.String", dgv.Columns[2].ValueType.ToString (), "A29-B");
 140
 141                         Assert.AreEqual ("1", dgv.Rows[0].Cells[0].Value, "A30");
 142                         Assert.AreEqual ("Kermit", dgv.Rows[0].Cells[1].Value, "A31");
 143                         Assert.AreEqual ("Male", dgv.Rows[0].Cells[2].Value, "A32");
 144                         Assert.AreEqual ("2", dgv.Rows[1].Cells[0].Value, "A33");
 145                         Assert.AreEqual ("Miss Piggy", dgv.Rows[1].Cells[1].Value, "A34");
 146                         Assert.AreEqual ("Female", dgv.Rows[1].Cells[2].Value, "A35");
 147                         Assert.AreEqual ("3", dgv.Rows[2].Cells[0].Value, "A36");
 148                         Assert.AreEqual ("Gonzo", dgv.Rows[2].Cells[1].Value, "A37");
 149                         Assert.AreEqual ("Male", dgv.Rows[2].Cells[2].Value, "A38");
 150
 151                         f.Dispose ();
 152                 }
 153
 154                 [Test]
 155                 public void TestCheckBoxColumn ()
 156                 {
 157                         // Binding to a basic DataTable with a boolean value
 158                         Form f = new Form ();
 159                         f.ShowInTaskbar = false;
 160
 161                         DataSet ds = new DataSet ();
 162
 163                         DataTable dt = ds.Tables.Add ("Muppets");
 164
 165                         dt.Columns.Add ("ID");
 166                         dt.Columns.Add ("Name");
 167                         dt.Columns.Add ("IsFunny", typeof (bool));
 168
 169                         dt.Rows.Add (1, "Kermit", "true");
 170                         dt.Rows.Add (2, "Miss Piggy", "false");
 171                         dt.Rows.Add (3, "Gonzo", DBNull.Value);
 172                         dt.Rows.Add (4, "Animal", true);
 173                         dt.Rows.Add (5, "Fozzy", false);
 174                         dt.Rows.Add (6, "Beaker", "TRUE");
 175                         dt.Rows.Add (7, "Bunsen", "fALSe");
 176                         dt.Rows.Add (8, "Sweedish Chef", 1);
 177                         dt.Rows.Add (9, "Rolf", 0);
 178
 179                         DataGridView dgv = new DataGridView ();
 180                         dgv.DataSource = dt;
 181
 182                         f.Controls.Add (dgv);
 183                         f.Show ();
 184
 185                         Assert.AreEqual (3, dgv.ColumnCount, "A1");
 186                         Assert.AreEqual (10, dgv.RowCount, "A2");
 187
 188                         Assert.AreEqual ("IsFunny", dgv.Columns[2].Name, "A3");
 189                         Assert.AreEqual ("IsFunny", dgv.Columns[2].DataPropertyName, "A4");
 190                         Assert.AreEqual (2, dgv.Columns[2].DisplayIndex, "A5");
 191                         Assert.AreEqual ("IsFunny", dgv.Columns[2].HeaderText, "A6");
 192                         Assert.AreEqual (2, dgv.Columns[2].Index, "A7");
 193                         Assert.AreEqual (true, dgv.Columns[2].IsDataBound, "A8");
 194                         Assert.AreEqual (false, dgv.Columns[2].ReadOnly, "A9");
 195                         Assert.AreEqual (true, dgv.Columns[2].Visible, "A10");
 196                         Assert.AreEqual ("System.Windows.Forms.DataGridViewCheckBoxCell", dgv.Columns[2].CellType.ToString (), "A11");
 197                         Assert.AreEqual ("System.Boolean", dgv.Columns[2].ValueType.ToString (), "A12");
 198                         Assert.AreEqual ("System.Windows.Forms.DataGridViewCheckBoxColumn", dgv.Columns[2].GetType ().ToString (), "A12-B");
 199
 200                         Assert.AreEqual (true, dgv.Rows[0].Cells[2].Value, "A13");
 201                         Assert.AreEqual (false, dgv.Rows[1].Cells[2].Value, "A14");
 202                         Assert.AreEqual (DBNull.Value, dgv.Rows[2].Cells[2].Value, "A15");
 203                         Assert.AreEqual (true, dgv.Rows[3].Cells[2].Value, "A16");
 204                         Assert.AreEqual (false, dgv.Rows[4].Cells[2].Value, "A17");
 205                         Assert.AreEqual (true, dgv.Rows[5].Cells[2].Value, "A18");
 206                         Assert.AreEqual (false, dgv.Rows[6].Cells[2].Value, "A19");
 207                         Assert.AreEqual (true, dgv.Rows[7].Cells[2].Value, "A20");
 208                         Assert.AreEqual (false, dgv.Rows[8].Cells[2].Value, "A21");
 209
 210                         Assert.AreEqual ("System.Windows.Forms.DataGridViewCheckBoxCell", dgv.Rows[8].Cells[2].GetType ().ToString (), "A22");
 211
 212                         f.Dispose ();
 213                 }
 214
 215                 [Test]
 216                 public void TestAutoGenerateColumns ()
 217                 {
 218                         // Binding when AutoGenerateColumns is false
 219                         Form f = new Form ();
 220                         f.ShowInTaskbar = false;
 221
 222                         DataSet ds = new DataSet ();
 223
 224                         DataTable dt = ds.Tables.Add ("Muppets");
 225
 226                         dt.Columns.Add ("ID");
 227                         dt.Columns.Add ("Name");
 228
 229                         dt.Rows.Add (1, "Kermit");
 230                         dt.Rows.Add (2, "Miss Piggy");
 231                         dt.Rows.Add (3, "Gonzo");
 232
 233                         DataGridView dgv = new DataGridView ();
 234                         dgv.AutoGenerateColumns = false;
 235                         dgv.DataSource = dt;
 236
 237                         f.Controls.Add (dgv);
 238                         f.Show ();
 239
 240                         Assert.AreEqual (0, dgv.ColumnCount, "A1");
 241                         Assert.AreEqual (0, dgv.RowCount, "A2");
 242
 243                         dgv.DataSource = null;
 244
 245                         DataGridViewTextBoxColumn col1 = new DataGridViewTextBoxColumn ();
 246                         col1.DataPropertyName = "Name";
 247                         dgv.Columns.Add (col1);
 248
 249                         dgv.DataSource = dt;
 250
 251                         Assert.AreEqual (1, dgv.ColumnCount, "A3");
 252                         Assert.AreEqual (4, dgv.RowCount, "A4");
 253
 254                         Assert.AreEqual ("Kermit", dgv.Rows[0].Cells[0].Value, "A5");
 255
 256                         dgv.DataSource = null;
 257
 258                         DataGridViewTextBoxColumn col2 = new DataGridViewTextBoxColumn ();
 259                         col2.DataPropertyName = "id";
 260                         dgv.Columns.Add (col2);
 261
 262                         dgv.DataSource = dt;
 263
 264                         Assert.AreEqual (2, dgv.ColumnCount, "A6");
 265                         Assert.AreEqual (4, dgv.RowCount, "A7");
 266
 267                         Assert.AreEqual ("Kermit", dgv.Rows[0].Cells[0].Value, "A8");
 268                         Assert.AreEqual ("1", dgv.Rows[0].Cells[1].Value, "A9");
 269
 270                         f.Dispose ();
 271                 }
 272
 273                 [Test]  // Bug #399601
 274                 public void TestAddingWithoutAutoGenerate ()
 275                 {
 276                         // Binding when AutoGenerateColumns is false
 277                         // and adding rows to the dataset
 278                         Form f = new Form ();
 279                         f.ShowInTaskbar = false;
 280
 281                         DataSet ds = new DataSet ();
 282
 283                         DataTable dt = ds.Tables.Add ("Muppets");
 284
 285                         dt.Columns.Add ("ID");
 286                         dt.Columns.Add ("Name");
 287
 288                         DataGridView dgv = new DataGridView ();
 289                         dgv.AutoGenerateColumns = false;
 290                         dgv.AllowUserToAddRows = false;
 291
 292                         DataGridViewTextBoxColumn col1 = new DataGridViewTextBoxColumn ();
 293                         col1.DataPropertyName = "Name";
 294                         dgv.Columns.Add (col1);
 295
 296                         dgv.DataSource = dt;
 297
 298                         f.Controls.Add (dgv);
 299                         f.Show ();
 300
 301                         dt.Rows.Add (1, "Kermit");
 302                         dt.Rows.Add (2, "Miss Piggy");
 303                         dt.Rows.Add (3, "Gonzo");
 304
 305                         Assert.AreEqual (1, dgv.ColumnCount, "A1");
 306                         Assert.AreEqual (3, dgv.RowCount, "A2");
 307
 308                         f.Dispose ();
 309                 }
 310
 311                 [Test]
 312                 public void TestDeleting ()
 313                 {
 314                         // Binding when AutoGenerateColumns is false
 315                         // and deleting rows from the dataset and DGV
 316                         Form f = new Form ();
 317                         f.ShowInTaskbar = false;
 318
 319                         DataSet ds = new DataSet ();
 320
 321                         DataTable dt = ds.Tables.Add ("Muppets");
 322
 323                         dt.Columns.Add ("ID");
 324                         dt.Columns.Add ("Name");
 325
 326                         DataGridView dgv = new DataGridView ();
 327                         dgv.AutoGenerateColumns = false;
 328                         dgv.AllowUserToAddRows = false;
 329
 330                         DataGridViewTextBoxColumn col1 = new DataGridViewTextBoxColumn ();
 331                         col1.DataPropertyName = "Name";
 332                         dgv.Columns.Add (col1);
 333
 334                         dgv.DataSource = dt;
 335
 336                         f.Controls.Add (dgv);
 337                         f.Show ();
 338
 339                         dt.Rows.Add (1, "Kermit");
 340                         dt.Rows.Add (2, "Miss Piggy");
 341                         dt.Rows.Add (3, "Gonzo");
 342
 343                         Assert.AreEqual (1, dgv.ColumnCount, "A1");
 344                         Assert.AreEqual (3, dgv.RowCount, "A2");
 345
 346                         dt.Rows[2].Delete ();
 347                         Assert.AreEqual (2, dgv.RowCount, "A3");
 348
 349                         dgv.Rows.RemoveAt (0);
 350                         Assert.AreEqual (1, dgv.RowCount, "A4");
 351
 352                         f.Dispose();
 353                 }
 354
 355                 [Test]
 356                 public void TestChangingDataSetAfterSettingDataSource ()
 357                 {
 358                         // Binding when AutoGenerateColumns is false
 359                         // and deleting rows from the dataset and DGV
 360                         Form f = new Form ();
 361                         f.ShowInTaskbar = false;
 362
 363                         DataSet ds = new DataSet ();
 364
 365                         DataGridView dgv = new DataGridView ();
 366                         dgv.AutoGenerateColumns = false;
 367                         dgv.AllowUserToAddRows = false;
 368
 369                         DataGridViewTextBoxColumn col1 = new DataGridViewTextBoxColumn ();
 370                         col1.DataPropertyName = "Name";
 371                         dgv.Columns.Add (col1);
 372
 373                         dgv.DataSource = ds;
 374                         dgv.DataMember = "Muppets";
 375
 376                         DataTable dt = ds.Tables.Add ("Muppets");
 377
 378                         dt.Columns.Add ("ID");
 379                         dt.Columns.Add ("Name");
 380
 381                         f.Controls.Add (dgv);
 382                         f.Show ();
 383
 384                         dt.Rows.Add (1, "Kermit");
 385                         dt.Rows.Add (2, "Miss Piggy");
 386                         dt.Rows.Add (3, "Gonzo");
 387
 388                         Assert.AreEqual (1, dgv.ColumnCount, "A1");
 389                         Assert.AreEqual (3, dgv.RowCount, "A2");
 390
 391                         dt.Rows[2].Delete ();
 392                         Assert.AreEqual (2, dgv.RowCount, "A3");
 393
 394                         dgv.Rows.RemoveAt (0);
 395                         Assert.AreEqual (1, dgv.RowCount, "A4");
 396
 397                         f.Dispose ();
 398                 }
 399
 400                 [Test]  // bug #448005
 401                 public void TestClearing ()
 402                 {
 403                         // Binding to a DataSet doesn't work unless you specify DataMember
 404                         Form f = new Form ();
 405                         f.ShowInTaskbar = false;
 406
 407                         DataSet ds = new DataSet ();
 408
 409                         DataTable dt = ds.Tables.Add ("Muppets");
 410
 411                         dt.Columns.Add ("ID");
 412                         dt.Columns.Add ("Name");
 413                         dt.Columns.Add ("Sex");
 414
 415                         dt.Rows.Add (1, "Kermit", "Male");
 416                         dt.Rows.Add (2, "Miss Piggy", "Female");
 417                         dt.Rows.Add (3, "Gonzo", "Male");
 418
 419                         DataGridView dgv = new DataGridView ();
 420                         dgv.DataSource = ds;
 421
 422                         f.Controls.Add (dgv);
 423                         f.Show ();
 424
 425                         dgv.DataMember = "Muppets";
 426
 427                         Assert.AreEqual (3, dgv.Columns.Count, "A1");
 428                         Assert.AreEqual (4, dgv.Rows.Count, "A2");
 429
 430                         ds.Tables[0].Clear ();
 431
 432                         Assert.AreEqual (3, dgv.Columns.Count, "A3");
 433                         Assert.AreEqual (1, dgv.Rows.Count, "A4");
 434
 435                         f.Dispose ();
 436                 }
 437
 438                 [Test]  // bug #462019
 439                 public void TestCreatingColumnsAfterBind ()
 440                 {
 441                         // When columns are added, we need to rebind.
 442                         Form f = new Form ();
 443                         f.ShowInTaskbar = false;
 444
 445                         DataSet ds = new DataSet ();
 446
 447                         DataTable dt = ds.Tables.Add ("Muppets");
 448
 449                         dt.Columns.Add ("ID");
 450                         dt.Columns.Add ("Name");
 451                         dt.Columns.Add ("Sex");
 452
 453                         dt.Rows.Add (1, "Kermit", "Male");
 454                         dt.Rows.Add (2, "Miss Piggy", "Female");
 455                         dt.Rows.Add (3, "Gonzo", "Male");
 456
 457                         DataGridView dgv = new DataGridView ();
 458                         dgv.AutoGenerateColumns = false;
 459                         dgv.AllowUserToAddRows = false;
 460                         dgv.DataSource = ds;
 461                         dgv.DataMember = "Muppets";
 462
 463                         f.Controls.Add (dgv);
 464                         f.Show ();
 465
 466                         Assert.AreEqual (0, dgv.Rows.Count, "A1");
 467
 468                         DataGridViewColumn col = new DataGridViewTextBoxColumn ();
 469                         col.DataPropertyName = "ID";
 470                         dgv.Columns.Add (col);
 471
 472                         Assert.AreEqual (3, dgv.Rows.Count, "A1");
 473
 474                         f.Dispose ();
 475                 }
 476         }
 477
 478         [TestFixture]
 479         public class BindingListTest : TestHelper
 480         {
 481                 [Test]  // bug #325239
 482                 public void TestNullItemInList ()
 483                 {
 484                         Form f = new Form ();
 485                         f.ShowInTaskbar = false;
 486
 487                         // The list contains one object, but the object is null
 488                         IList<Customer> list = new Customer[1];
 489
 490                         DataGridView dgv = new DataGridView ();
 491                         dgv.DataSource = new BindingList<Customer> (list);
 492
 493                         f.Controls.Add (dgv);
 494                         f.Show ();
 495
 496                         Assert.AreEqual (1, dgv.ColumnCount, "A1");
 497                         Assert.AreEqual (2, dgv.RowCount, "A2");
 498
 499                         f.Dispose ();
 500                 }
 501
 502                 private class Customer
 503                 {
 504                         string name;
 505
 506                         public string Name {
 507                                 get { return name; }
 508                                 set { name = value; }
 509                         }
 510                 }
 511         }
 512
 513         [TestFixture]
 514         public class ArrayTest : TestHelper
 515         {
 516                 [Test]  // bug #337470
 517                 public void TestNestedCollections ()
 518                 {
 519                         // The grid should not accept collection properties, like Names
 520                         Form f = new Form ();
 521                         f.ShowInTaskbar = false;
 522
 523                         Array customers = new Customer[1];
 524                         customers.SetValue (new Customer (), 0);
 525
 526                         DataGridView dgv = new DataGridView ();
 527                         dgv.DataSource = customers;
 528
 529                         f.Controls.Add (dgv);
 530                         f.Show ();
 531
 532                         Assert.AreEqual (1, dgv.ColumnCount, "A1");
 533                         Assert.AreEqual ("Name", dgv.Columns[0].Name, "A2");
 534
 535                         f.Dispose ();
 536                 }
 537
 538                 private class Customer
 539                 {
 540                         public string Name { get { return "Kermit"; } }
 541                         public string[] Names { get { return new string[] { "Kermit", "Gonzo" }; } }
 542                 }
 543         }
 544
 545         [TestFixture]
 546         public class BindingSourceTest : TestHelper
 547         {
 548                 [Test]  // bug #345483
 549                 public void TestBindingSource ()
 550                 {
 551                         // The grid has to extract the List from the BindingSource
 552                         Form f = new Form ();
 553                         f.ShowInTaskbar = false;
 554
 555                         BindingSource BindingSource = new BindingSource ();
 556
 557                         DataSet dataSet1 = new DataSet ();
 558
 559                         dataSet1.Tables.Add ();
 560                         dataSet1.Tables[0].Columns.Add ();
 561                         dataSet1.Tables[0].Columns.Add ();
 562                         dataSet1.Tables[0].Columns.Add ();
 563                         dataSet1.Tables[0].Columns.Add ();
 564                         dataSet1.Tables[0].Columns.Add ();
 565                         dataSet1.Tables[0].Rows.Add ("111111", "222222", "333333", "444444", "555555");
 566
 567                         BindingSource.DataSource = dataSet1.Tables[0];
 568
 569                         DataGridView dgv = new DataGridView ();
 570                         dgv.DataSource = BindingSource;
 571
 572                         f.Controls.Add (dgv);
 573                         f.Show ();
 574
 575                         Assert.AreEqual (5, dgv.ColumnCount, "A1");
 576                         Assert.AreEqual (2, dgv.RowCount, "A2");
 577
 578                         Assert.AreEqual ("Column1", dgv.Columns[0].Name, "A3");
 579                         Assert.AreEqual ("111111", dgv.Rows[0].Cells[0].Value, "A4");
 580
 581                         f.Dispose ();
 582                 }
 583
 584                 private class Customer
 585                 {
 586                         public string Name { get { return "Kermit"; } }
 587                         public string[] Names { get { return new string[] { "Kermit", "Gonzo" }; } }
 588                 }
 589         }
 590 }
 591 #endif