mcs/class/System.Data/Test/ProviderTests/System.Data.SqlClient/SqlConnectionTest.cs

   1 //
   2 // SqlConnectionTest.cs - NUnit Test Cases for testing the
   3 //                          SqlConnection class
   4 // Author:
   5 //      Senganal T (tsenganal@novell.com)
   6 //
   7 // Copyright (c) 2004 Novell Inc., and the individuals listed
   8 // on the ChangeLog entries.
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30 using System;
  31 using System.Collections;
  32 using System.Data;
  33 using System.Data.SqlClient;
  34 using System.Net;
  35 using System.Threading;
  36
  37 using NUnit.Framework;
  38
  39 namespace MonoTests.System.Data.Connected.SqlClient
  40 {
  41         [TestFixture]
  42         [Category ("sqlserver")]
  43         public class SqlConnectionTest
  44         {
  45                 SqlConnection conn;
  46                 String connectionString;
  47                 ArrayList events;
  48                 EngineConfig engine;
  49
  50                 [SetUp]
  51                 public void SetUp ()
  52                 {
  53                         events = new ArrayList ();
  54                         connectionString = ConnectionManager.Instance.Sql.ConnectionString;
  55                         engine = ConnectionManager.Instance.Sql.EngineConfig;
  56                 }
  57
  58                 [TearDown]
  59                 public void TearDown ()
  60                 {
  61                         if (conn != null)
  62                                 conn.Dispose ();
  63                         if (connectionString != null)
  64                                 SqlConnection.ClearAllPools ();
  65                 }
  66
  67                 [Test]
  68                 public void OverloadedConstructorTest ()
  69                 {
  70                         //check synonyms.
  71                         //do i need to check for all the synonyms..
  72                         conn = new SqlConnection ("Timeout=10;Connect Timeout=20;Connection Timeout=30");
  73                         Assert.AreEqual (30, conn.ConnectionTimeout, "#A1");
  74                         conn = new SqlConnection ("Connect Timeout=100;Connection Timeout=200;Timeout=300");
  75                         Assert.AreEqual (300, conn.ConnectionTimeout, "#A2");
  76                         conn = new SqlConnection ("Connection Timeout=1000;Timeout=2000;Connect Timeout=3000");
  77                         Assert.AreEqual (3000, conn.ConnectionTimeout, "#A3");
  78
  79                         //'==' doesent work correctly in both msdotnet and mono
  80                         /*
  81                         conn = new SqlConnection ("server=local==host;database=tmp;");
  82                         Assert.AreEqual ("local==host", conn.DataSource,
  83                                 "# Datasource name is set incorrectly");
  84                         */
  85                         string connStr = "Server='loca\"lhost';Database='''Db'; packet Size=\"512\";"
  86                                 + "connect Timeout=20;Workstation Id=\"'\"\"desktop\";";
  87                         conn = new SqlConnection (connStr);
  88                         Assert.AreEqual (connStr , conn.ConnectionString , "#B1");
  89                         Assert.AreEqual ("loca\"lhost" , conn.DataSource , "#B2");
  90                         Assert.AreEqual ("'Db" , conn.Database , "#B3");
  91                         Assert.AreEqual (512 , conn.PacketSize , "#B4");
  92                         Assert.AreEqual (20 , conn.ConnectionTimeout , "#B5");
  93                         Assert.AreEqual ("'\"desktop" , conn.WorkstationId , "#B6");
  94                 }
  95
  96                 [Test]
  97                 public void Open ()
  98                 {
  99                         conn = new SqlConnection (connectionString);
 100                         conn.StateChange += new StateChangeEventHandler (Connection_StateChange);
 101                         conn.Open ();
 102
 103                         Assert.AreEqual (ConnectionState.Open, conn.State, "#1");
 104                         Assert.AreEqual (1, events.Count, "#2");
 105                         StateChangeEventArgs args = events [0] as StateChangeEventArgs;
 106                         Assert.IsNotNull (args, "#3");
 107                         Assert.AreEqual (ConnectionState.Closed, args.OriginalState, "#4");
 108                         Assert.AreEqual (ConnectionState.Open, args.CurrentState, "#5");
 109
 110                         conn.Close ();
 111                 }
 112
 113                 [Test]
 114                 public void Open_Connection_Open ()
 115                 {
 116                         conn = new SqlConnection (connectionString);
 117                         conn.Open ();
 118
 119                         try {
 120                                 conn.Open ();
 121                                 Assert.Fail ("#1");
 122                         } catch (InvalidOperationException ex) {
 123                                 // The connection was not closed. The connection's
 124                                 // current state is open
 125                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#2");
 126                                 Assert.IsNull (ex.InnerException, "#3");
 127                                 Assert.IsNotNull (ex.Message, "#4");
 128                         } finally {
 129                                 conn.Close ();
 130                         }
 131                 }
 132
 133                 [Test]
 134                 public void Open_ConnectionString_LoginInvalid ()
 135                 {
 136                         // login invalid
 137                         conn = new SqlConnection (connectionString + "user id=invalidLogin");
 138                         try {
 139                                 conn.Open ();
 140                                 Assert.Fail ("#1");
 141                         } catch (SqlException ex) {
 142                                 // Login failed for user 'invalidLogin'
 143                                 Assert.AreEqual (typeof (SqlException), ex.GetType (), "#2");
 144                                 Assert.AreEqual ((byte) 14, ex.Class, "#3");
 145                                 Assert.IsNull (ex.InnerException, "#4");
 146                                 Assert.IsNotNull (ex.Message, "#5");
 147                                 Assert.AreEqual (18456, ex.Number, "#7");
 148                                 Assert.AreEqual ((byte) 1, ex.State, "#8");
 149                         } finally {
 150                                 conn.Close ();
 151                         }
 152                 }
 153
 154                 [Test]
 155                 public void Open_ConnectionString_DatabaseInvalid ()
 156                 {
 157                         conn = new SqlConnection (connectionString + "database=invalidDB");
 158                         try {
 159                                 conn.Open ();
 160                                 Assert.Fail ("#1");
 161                         } catch (SqlException ex) {
 162                                 // Cannot open database "invalidDB" requested
 163                                 // by the login. The login failed
 164                                 Assert.AreEqual (typeof (SqlException), ex.GetType (), "#2");
 165                                 Assert.AreEqual ((byte) 14, ex.Class, "#3");
 166                                 Assert.IsNull (ex.InnerException, "#4");
 167                                 Assert.IsNotNull (ex.Message, "#5");
 168                                 Assert.AreEqual (18456, ex.Number, "#7");
 169                                 Assert.AreEqual ((byte) 1, ex.State, "#8");
 170                         } finally {
 171                                 conn.Close ();
 172                         }
 173
 174                 }
 175
 176                 [Test]
 177                 public void Open_ConnectionString_PasswordInvalid ()
 178                 {
 179                         // password invalid
 180                         conn = new SqlConnection (connectionString + ";password=invalidPassword");
 181                         try {
 182                                 conn.Open ();
 183                                 Assert.Fail ("#1");
 184                         } catch (SqlException ex) {
 185                                 // Login failed for user '...'
 186                                 Assert.AreEqual (typeof (SqlException), ex.GetType (), "#2");
 187                                 Assert.AreEqual ((byte) 14, ex.Class, "#3");
 188                                 Assert.IsNull (ex.InnerException, "#4");
 189                                 Assert.IsNotNull (ex.Message, "#5");
 190                                 Assert.AreEqual (18456, ex.Number, "#6");
 191                                 Assert.AreEqual ((byte) 1, ex.State, "#7");
 192                         } finally {
 193                                 conn.Close ();
 194                         }
 195                 }
 196
 197                 [Test]
 198                 public void Open_ConnectionString_ServerInvalid ()
 199                 {
 200                         Assert.Ignore ("Long running");
 201
 202                         // server invalid
 203                         conn = new SqlConnection (connectionString + ";server=invalidServerName");
 204                         try {
 205                                 conn.Open ();
 206                                 Assert.Fail ("#1");
 207                         } catch (SqlException ex) {
 208                                 // An error has occurred while establishing a
 209                                 // connection to the server...
 210                                 Assert.AreEqual (typeof (SqlException), ex.GetType (), "#2");
 211                                 Assert.AreEqual ((byte) 20, ex.Class, "#3");
 212                                 Assert.IsNull (ex.InnerException, "#4");
 213                                 Assert.IsNotNull (ex.Message, "#5");
 214                                 Assert.AreEqual (53, ex.Number, "#6");
 215                                 Assert.AreEqual ((byte) 0, ex.State, "#7");
 216                         } finally {
 217                                 conn.Close ();
 218                         }
 219                         }
 220
 221                 [Test] // bug #383061
 222                 [Category("NotWorking")]
 223                 public void Open_MaxPoolSize_Reached ()
 224                 {
 225                         connectionString += ";Pooling=true;Connection Lifetime=6;Connect Timeout=3;Max Pool Size=2";
 226
 227                         SqlConnection conn1 = new SqlConnection (connectionString);
 228                         conn1.Open ();
 229
 230                         SqlConnection conn2 = new SqlConnection (connectionString);
 231                         conn2.Open ();
 232
 233                         DateTime start = DateTime.Now;
 234
 235                         try {
 236                                 using (SqlConnection sqlConnection = new SqlConnection (connectionString)) {
 237                                         sqlConnection.Open ();
 238                                 }
 239                                 Assert.Fail ("#A1");
 240                         } catch (InvalidOperationException ex) {
 241                                 // System.InvalidOperationException: Timeout expired.
 242                                 // The timeout period elapsed prior to obtaining a
 243                                 // connection from the pool. This may have occurred
 244                                 // because all pooled connections were in use and max
 245                                 // pool size was reached.
 246                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#A2");
 247                                 Assert.IsNull (ex.InnerException, "#A3");
 248                                 Assert.IsNotNull (ex.Message, "#A4");
 249                         }
 250
 251                         TimeSpan elapsed = DateTime.Now - start;
 252
 253                         Assert.IsTrue (elapsed.TotalSeconds >= 3, "#B1:" + elapsed.TotalSeconds);
 254                         Assert.IsTrue (elapsed.TotalSeconds < 4, "#B2:" + elapsed.TotalSeconds);
 255
 256                         conn2.Close ();
 257
 258                         // as the second connection is closed, we should now be
 259                         // able to open a new connection (which essentially
 260                         // uses the pooled connection from conn2)
 261                         SqlConnection conn3 = new SqlConnection (connectionString);
 262                         conn3.Open ();
 263                         conn3.Close ();
 264
 265                         conn1.Close ();
 266                 }
 267
 268                 [Test] // bug #412574
 269                 public void Close ()
 270                 {
 271                         conn = new SqlConnection (connectionString);
 272                         conn.Open ();
 273                         conn.StateChange += new StateChangeEventHandler (Connection_StateChange);
 274                         conn.Close ();
 275
 276                         Assert.AreEqual (ConnectionState.Closed, conn.State, "#1");
 277                         Assert.AreEqual (1, events.Count, "#2");
 278                         StateChangeEventArgs args = events [0] as StateChangeEventArgs;
 279                         Assert.IsNotNull (args, "#3");
 280                         Assert.AreEqual (ConnectionState.Open, args.OriginalState, "#4");
 281                         Assert.AreEqual (ConnectionState.Closed, args.CurrentState, "5");
 282
 283                         conn.Close ();
 284
 285                         Assert.AreEqual (1, events.Count, "#6");
 286                 }
 287
 288                 [Test]
 289                 public void ChangeDatabase ()
 290                 {
 291                         conn = new SqlConnection(connectionString);
 292                         conn.Open();
 293
 294                         if (ConnectionManager.Instance.Sql.IsAzure)
 295                         {
 296                                 var exc = Assert.Throws<SqlException>(() => conn.ChangeDatabase("master"));
 297                                 Assert.Equals(40508, exc.Number); //USE statement is not supported to switch between databases (Azure).
 298                         }
 299                         else
 300                         {
 301                                 conn.ChangeDatabase("master");
 302                                 Assert.AreEqual("master", conn.Database);
 303                         }
 304                 }
 305
 306                 [Test]
 307                 public void ChangeDatabase_DatabaseName_DoesNotExist ()
 308                 {
 309                         if (ConnectionManager.Instance.Sql.IsAzure)
 310                                 Assert.Ignore("SQL Azure doesn't support 'ChangeDatabase'");
 311
 312                         conn = new SqlConnection (connectionString);
 313                         conn.Open ();
 314
 315                         String database = conn.Database;
 316
 317                         try {
 318                                 conn.ChangeDatabase ("doesnotexist");
 319                                 Assert.Fail ("#1");
 320                         } catch (SqlException ex) {
 321                                 // Could not locate entry in sysdatabases for
 322                                 // database 'doesnotexist'. No entry found with
 323                                 // that name. Make sure that the name is entered
 324                                 // correctly.
 325                                 Assert.AreEqual (typeof (SqlException), ex.GetType (), "#2");
 326                                 Assert.AreEqual ((byte) 16, ex.Class, "#3");
 327                                 Assert.IsNull (ex.InnerException, "#4");
 328                                 Assert.IsNotNull (ex.Message, "#5");
 329                                 Assert.IsTrue (ex.Message.IndexOf ("'doesnotexist'") != -1, "#6");
 330                                 Assert.AreEqual (911, ex.Number, "#7");
 331                                 Assert.AreEqual ((byte) 1, ex.State, "#8");
 332
 333                                 Assert.AreEqual (database, conn.Database, "#9");
 334                         } finally {
 335                                 conn.Close ();
 336                         }
 337                 }
 338
 339                 [Test]
 340                 public void ChangeDatabase_DatabaseName_Empty ()
 341                 {
 342                         conn = new SqlConnection (connectionString);
 343                         conn.Open ();
 344                         try {
 345                                 conn.ChangeDatabase (string.Empty);
 346                                 Assert.Fail ("#1");
 347                         } catch (ArgumentException ex) {
 348                                 // Database cannot be null, the empty string,
 349                                 // or string of only whitespace
 350                                 Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
 351                                 Assert.IsNull (ex.InnerException, "#3");
 352                                 Assert.IsNotNull (ex.Message, "#4");
 353                                 Assert.IsNull (ex.ParamName);
 354                         }
 355                 }
 356
 357                 [Test]
 358                 public void ChangeDatabase_DatabaseName_Null ()
 359                 {
 360                         conn = new SqlConnection (connectionString);
 361                         conn.Open ();
 362                         try {
 363                                 conn.ChangeDatabase ((string) null);
 364                                 Assert.Fail ("#1");
 365                         } catch (ArgumentException ex) {
 366                                 // Database cannot be null, the empty string,
 367                                 // or string of only whitespace
 368                                 Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
 369                                 Assert.IsNull (ex.InnerException, "#3");
 370                                 Assert.IsNotNull (ex.Message, "#4");
 371                                 Assert.IsNull (ex.ParamName);
 372                         }
 373                 }
 374
 375                 [Test] // bug #412581
 376                 public void ChangeDatabase_DatabaseName_Whitespace ()
 377                 {
 378                         Assert.Ignore ("bug #412581");
 379
 380                         conn = new SqlConnection (connectionString);
 381                         conn.Open ();
 382                         try {
 383                                 conn.ChangeDatabase ("   ");
 384                                 Assert.Fail ("#1");
 385                         } catch (SqlException ex) {
 386                                 // Could not locate entry in sysdatabases for
 387                                 // database '   '. No entry found with that name.
 388                                 // Make sure that the name is entered correctly
 389                                 Assert.AreEqual (typeof (SqlException), ex.GetType (), "#2");
 390                                 Assert.AreEqual ((byte) 16, ex.Class, "#3");
 391                                 Assert.IsNull (ex.InnerException, "#4");
 392                                 Assert.IsNotNull (ex.Message, "#5");
 393                                 Assert.IsTrue (ex.Message.IndexOf ("'   '") != -1, "#6");
 394                                 Assert.AreEqual (911, ex.Number, "#7");
 395                                 Assert.AreEqual ((byte) 1, ex.State, "#8");
 396                         }
 397                 }
 398
 399                 [Test]
 400                 [Category("NotWorking")]
 401                 public void ClearAllPools ()
 402                 {
 403                         SqlConnection conn1 = new SqlConnection (connectionString + ";Pooling=false");
 404                         conn1.Open ();
 405
 406                         int initial_connection_count = GetConnectionCount (conn1);
 407
 408                         SqlConnection conn2 = new SqlConnection (connectionString + ";App=A");
 409                         conn2.Open ();
 410                         conn2.Close ();
 411
 412                         SqlConnection conn3 = new SqlConnection (connectionString + ";App=B");
 413                         conn3.Open ();
 414                         conn3.Close ();
 415
 416                         Assert.AreEqual (initial_connection_count + 2, GetConnectionCount (conn1), "#1");
 417
 418                         SqlConnection.ClearAllPools ();
 419
 420                         Assert.AreEqual (initial_connection_count, GetConnectionCount (conn1), "#2");
 421                         conn1.Close ();
 422                 }
 423
 424                 [Test] // bug #443131
 425                 [Category("NotWorking")]
 426                 public void ClearPool ()
 427                 {
 428                         SqlConnection conn1 = new SqlConnection (connectionString);
 429                         conn1.Open ();
 430
 431                         int initial_connection_count = GetConnectionCount (conn1);
 432
 433                         SqlConnection conn2 = new SqlConnection (connectionString);
 434                         conn2.Open ();
 435
 436                         SqlConnection conn3 = new SqlConnection (connectionString);
 437                         conn3.Open ();
 438                         conn3.Close ();
 439
 440                         Assert.AreEqual (initial_connection_count + 2, GetConnectionCount (conn1), "#1");
 441
 442                         SqlConnection.ClearPool (conn1);
 443
 444                         // check if pooled connections that were not in use are
 445                         // actually closed
 446                         Assert.AreEqual (initial_connection_count + 1, GetConnectionCount (conn1), "#2");
 447
 448                         conn2.Close ();
 449
 450                         // check if connections that were in use when the pool
 451                         // was cleared will not be returned to the pool when
 452                         // closed (and are closed instead)
 453                         Assert.AreEqual (initial_connection_count, GetConnectionCount (conn1), "#3");
 454
 455                         SqlConnection conn4 = new SqlConnection (connectionString);
 456                         conn4.Open ();
 457
 458                         SqlConnection conn5 = new SqlConnection (connectionString);
 459                         conn5.Open ();
 460
 461                         SqlConnection conn6 = new SqlConnection (connectionString);
 462                         conn6.Open ();
 463
 464                         Assert.AreEqual (initial_connection_count + 3, GetConnectionCount (conn1), "#4");
 465
 466                         conn5.Close ();
 467                         conn6.Close ();
 468
 469                         // check if new connections are stored in the pool again
 470                         Assert.AreEqual (initial_connection_count + 3, GetConnectionCount (conn1), "#5");
 471
 472                         conn1.Close ();
 473
 474                         Assert.AreEqual (initial_connection_count + 2, GetConnectionCount (conn4), "#6");
 475
 476                         SqlConnection.ClearPool (conn3);
 477
 478                         // the connection passed to ClearPool does not have to
 479                         // be open
 480                         Assert.AreEqual (initial_connection_count, GetConnectionCount (conn4), "#7");
 481
 482                         SqlConnection conn7 = new SqlConnection (connectionString);
 483                         conn7.Open ();
 484                         conn7.Close ();
 485
 486                         Assert.AreEqual (initial_connection_count + 1, GetConnectionCount (conn4), "#8");
 487
 488                         conn3.ConnectionString += ";App=B";
 489                         SqlConnection.ClearPool (conn3);
 490
 491                         // check if a pool is identified by its connection string
 492                         Assert.AreEqual (initial_connection_count + 1, GetConnectionCount (conn4), "#9");
 493
 494                         SqlConnection conn8 = new SqlConnection (connectionString);
 495                         SqlConnection.ClearPool (conn8);
 496
 497                         // connection should not have been opened before to
 498                         // clear the corresponding pool
 499                         Assert.AreEqual (initial_connection_count, GetConnectionCount (conn4), "#10");
 500
 501                         SqlConnection conn9 = new SqlConnection (connectionString);
 502                         conn9.Open ();
 503                         conn9.Close ();
 504
 505                         Assert.AreEqual (initial_connection_count + 1, GetConnectionCount (conn4), "#11");
 506
 507                         conn3.ConnectionString = connectionString;
 508                         SqlConnection.ClearPool (conn3);
 509
 510                         Assert.AreEqual (initial_connection_count, GetConnectionCount (conn4), "#12");
 511
 512                         SqlConnection conn10 = new SqlConnection (connectionString);
 513                         conn10.Open ();
 514
 515                         SqlConnection conn11 = new SqlConnection (connectionString + ";App=B");
 516                         conn11.Open ();
 517
 518                         SqlConnection conn12 = new SqlConnection (connectionString + ";App=B");
 519                         conn12.Open ();
 520
 521                         SqlConnection conn13 = new SqlConnection (connectionString + ";App=B");
 522                         conn13.Open ();
 523
 524                         conn10.Close ();
 525                         conn11.Close ();
 526                         conn12.Close ();
 527                         conn13.Close ();
 528
 529                         Assert.AreEqual (initial_connection_count + 4, GetConnectionCount (conn4), "#13");
 530
 531                         // check that other connection pools are not affected
 532                         SqlConnection.ClearPool (conn13);
 533
 534                         Assert.AreEqual (initial_connection_count + 1, GetConnectionCount (conn4), "#14");
 535
 536                         SqlConnection conn14 = new SqlConnection (connectionString);
 537                         conn14.Open ();
 538                         conn14.Dispose ();
 539
 540                         // a disposed connection cannot be used to clear a pool
 541                         SqlConnection.ClearPool (conn14);
 542
 543                         Assert.AreEqual (initial_connection_count + 1, GetConnectionCount (conn4), "#15");
 544
 545                         SqlConnection.ClearPool (conn4);
 546
 547                         Assert.AreEqual (initial_connection_count, GetConnectionCount (conn4), "#16");
 548
 549                         conn4.Close ();
 550                 }
 551
 552                 [Test]
 553                 public void InterfaceTransactionTest ()
 554                 {
 555                         conn = new SqlConnection (connectionString);
 556                         conn.Open ();
 557                         IDbCommand idbCommand = new SqlCommand ("use [mono-test]", conn);
 558                         idbCommand.Connection = null;
 559                         Assert.AreEqual (null, idbCommand.Connection, "Connection should be null");
 560                         idbCommand.Transaction = null;
 561                         Assert.AreEqual (null, idbCommand.Transaction, "Transaction should be null");
 562
 563                         conn.Close ();
 564                 }
 565
 566                 [Test]
 567                 public void BeginTransaction ()
 568                 {
 569                         conn = new SqlConnection (connectionString);
 570                         conn.Open ();
 571
 572                         SqlTransaction trans = conn.BeginTransaction ();
 573                         Assert.AreSame (conn, trans.Connection, "#A1");
 574                         Assert.AreEqual (IsolationLevel.ReadCommitted, trans.IsolationLevel, "#A2");
 575                         trans.Rollback ();
 576
 577                         trans = conn.BeginTransaction ();
 578
 579                         try {
 580                                 conn.BeginTransaction ();
 581                                 Assert.Fail ("#B1");
 582                         } catch (InvalidOperationException ex) {
 583                                 // SqlConnection does not support parallel transactions
 584                                 Assert.AreEqual (typeof(InvalidOperationException), ex.GetType(), "#B2");
 585                                 Assert.IsNull (ex.InnerException, "#B3");
 586                                 Assert.IsNotNull (ex.Message, "#B4");
 587                         } finally {
 588                                 trans.Rollback();
 589                         }
 590
 591                         try {
 592                                 trans = conn.BeginTransaction ();
 593                                 trans.Rollback ();
 594                                 trans = conn.BeginTransaction ();
 595                                 trans.Commit ();
 596                                 trans = conn.BeginTransaction ();
 597                         } finally {
 598                                 trans.Rollback ();
 599                         }
 600                 }
 601
 602                 [Test]
 603                 public void ConnectionString ()
 604                 {
 605                         conn = new SqlConnection (connectionString);
 606                         // Test Repeated Keyoword should take the latest value
 607                         conn.ConnectionString = conn.ConnectionString + ";server=RepeatedServer;";
 608                         Assert.AreEqual ("RepeatedServer", ((SqlConnection)conn).DataSource, "#A1");
 609                         conn.ConnectionString += ";database=gen;Initial Catalog=gen1";
 610                         Assert.AreEqual ("gen1", conn.Database, "#A2");
 611
 612                         // Test if properties are set correctly
 613                         string str = "server=localhost1;database=db;user id=user;";
 614                         str += "password=pwd;Workstation ID=workstation;Packet Size=512;";
 615                         str += "Connect Timeout=10";
 616                         conn.ConnectionString = str;
 617
 618                         Assert.AreEqual ("localhost1", conn.DataSource, "#B1");
 619                         Assert.AreEqual ("db", conn.Database, "#B2");
 620                         Assert.AreEqual (ConnectionState.Closed, conn.State, "#B3");
 621                         Assert.AreEqual ("workstation", conn.WorkstationId, "#B4");
 622                         Assert.AreEqual (512, conn.PacketSize, "#B5");
 623                         Assert.AreEqual (10, conn.ConnectionTimeout, "#B6");
 624
 625                         // Test if any leftover values exist from previous invocation
 626                         conn.ConnectionString = connectionString;
 627                         conn.ConnectionString = string.Empty;
 628                         Assert.AreEqual (string.Empty, conn.DataSource, "#C1");
 629                         Assert.AreEqual ("", conn.Database, "#C2");
 630                         Assert.AreEqual (8000, conn.PacketSize, "#C3");
 631                         Assert.AreEqual (15, conn.ConnectionTimeout, "#C4");
 632                         Assert.IsTrue (string.Compare (conn.WorkstationId, Environment.MachineName, true) == 0, "#C5");
 633                 }
 634
 635                 [Test]
 636                 public void ConnectionString_Connection_Open ()
 637                 {
 638                         conn = new SqlConnection (connectionString);
 639                         conn.ConnectionString = connectionString;
 640                         conn.Open ();
 641                         try {
 642                                 conn.ConnectionString = "server=localhost;database=tmp;";
 643                                 Assert.Fail ("#1");
 644                         } catch (InvalidOperationException ex) {
 645                                 // Not allowed to change the 'ConnectionString'
 646                                 // property. The connection's current state is open
 647                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#2");
 648                                 Assert.IsNull (ex.InnerException, "#3");
 649                                 Assert.IsNotNull (ex.Message, "#4");
 650                         } finally {
 651                                 conn.Close ();
 652                         }
 653                 }
 654
 655                 [Test]
 656                 public void ServerVersionTest ()
 657                 {
 658                         conn = new SqlConnection (connectionString);
 659
 660                         // Test InvalidOperation Exception is thrown if Connection is CLOSED
 661                         try {
 662                                 string s = conn.ServerVersion;
 663                                 Assert.Fail ("#A1:" + s);
 664                         } catch (InvalidOperationException ex) {
 665                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#A2");
 666                                 Assert.IsNull (ex.InnerException, "#A3");
 667                                 Assert.IsNotNull (ex.Message, "#A4");
 668                         }
 669
 670                         // Test if Release Version is as per specification.
 671                         conn.Open ();
 672                         String [] version = conn.ServerVersion.Split ('.');
 673                         Assert.AreEqual (2, version[0].Length,
 674                                 "#B1 The Major release shud be exactly 2 characters");
 675                         Assert.AreEqual (2, version[1].Length,
 676                                 "#B2 The Minor release shud be exactly 2 characters");
 677                         Assert.AreEqual (4, version[2].Length,
 678                                 "#B3 The Release version should be exactly 4 digits");
 679                 }
 680
 681                 [Test]
 682                 public void Database ()
 683                 {
 684                         if (ConnectionManager.Instance.Sql.IsAzure)
 685                                 Assert.Ignore("SQL Azure doesn't support 'use [db]'");
 686
 687                         conn = new SqlConnection (connectionString);
 688                         string database = conn.Database;
 689
 690                         SqlCommand cmd;
 691
 692                         // Test if database property is updated when a query changes database
 693                         conn.Open ();
 694                         cmd = new SqlCommand ("use [master]" , conn);
 695                         cmd.ExecuteNonQuery ();
 696                         Assert.AreEqual ("master", conn.Database, "#1");
 697
 698                         // ensure we're really in the expected database
 699                         if (ClientVersion == 7)
 700                                 cmd.CommandText = "SELECT name FROM sysdatabases WHERE name = 'master'";
 701                         else
 702                                 cmd.CommandText = "SELECT name FROM sys.databases WHERE name = 'master'";
 703                         using (SqlDataReader dr = cmd.ExecuteReader ()) {
 704                                 Assert.IsTrue (dr.Read (), "#2");
 705                         }
 706
 707                         conn.Close ();
 708                         Assert.AreEqual (database, conn.Database, "#3");
 709
 710                         // Test if the database property is reset on re-opening the connection
 711                         conn.ConnectionString = connectionString;
 712                         conn.Open ();
 713                         Assert.AreEqual (database, conn.Database, "#4");
 714
 715                         // ensure we're really in the expected database
 716                         cmd.CommandText = "SELECT fname FROM employee WHERE id = 2";
 717                         using (SqlDataReader dr = cmd.ExecuteReader ()) {
 718                                 Assert.IsTrue (dr.Read (), "#5");
 719                                 Assert.AreEqual ("ramesh", dr.GetValue (0), "#6");
 720                         }
 721
 722                         conn.Close ();
 723                 }
 724
 725                 [Test] // bug #412571
 726                 public void Dispose ()
 727                 {
 728                         StateChangeEventArgs stateChangeArgs;
 729                         EventArgs disposedArgs;
 730
 731                         conn = new SqlConnection (connectionString + ";Connection Timeout=30;Packet Size=512;Workstation Id=Desktop");
 732                         conn.Disposed += new EventHandler (Connection_Disposed);
 733                         conn.Open ();
 734                         conn.StateChange += new StateChangeEventHandler (Connection_StateChange);
 735                         Assert.AreEqual (0, events.Count, "#A1");
 736                         conn.Dispose ();
 737                         Assert.AreEqual (string.Empty, conn.ConnectionString, "#A2");
 738                         Assert.AreEqual (15, conn.ConnectionTimeout, "#A3");
 739                         Assert.AreEqual (string.Empty, conn.Database, "#A4");
 740                         Assert.AreEqual (string.Empty, conn.DataSource, "#A5");
 741                         Assert.AreEqual (8000, conn.PacketSize, "#A6");
 742                         Assert.AreEqual (ConnectionState.Closed, conn.State, "#A7");
 743                         Assert.IsTrue (string.Compare (conn.WorkstationId, Environment.MachineName, true) == 0, "#A8");
 744                         Assert.AreEqual (2, events.Count, "#A9");
 745
 746                         stateChangeArgs = events [0] as StateChangeEventArgs;
 747                         Assert.IsNotNull (stateChangeArgs, "#B1");
 748                         Assert.AreEqual (typeof (StateChangeEventArgs), stateChangeArgs.GetType (), "#B2");
 749                         Assert.AreEqual (ConnectionState.Open, stateChangeArgs.OriginalState, "#B3");
 750                         Assert.AreEqual (ConnectionState.Closed, stateChangeArgs.CurrentState, "B4");
 751
 752                         disposedArgs = events [1] as EventArgs;
 753                         Assert.IsNotNull (disposedArgs, "#C1");
 754                         Assert.AreEqual (typeof (EventArgs), disposedArgs.GetType (), "#C2");
 755
 756                         conn.Dispose ();
 757
 758                         Assert.AreEqual (ConnectionState.Closed, conn.State, "#D1");
 759                         Assert.AreEqual (3, events.Count, "#D2");
 760
 761                         disposedArgs = events [2] as EventArgs;
 762                         Assert.IsNotNull (disposedArgs, "#E1");
 763                         Assert.AreEqual (typeof (EventArgs), disposedArgs.GetType (), "#E2");
 764                 }
 765
 766                 void Connection_StateChange (object sender , StateChangeEventArgs e)
 767                 {
 768                         events.Add (e);
 769                 }
 770
 771                 void Connection_Disposed (object sender , EventArgs e)
 772                 {
 773                         events.Add (e);
 774                 }
 775
 776                 [Test]
 777                 public void FireInfoMessageEventOnUserErrorsTest ()
 778                 {
 779                         conn = new SqlConnection ();
 780                         Assert.AreEqual(false, conn.FireInfoMessageEventOnUserErrors, "#1 The default value should be false");
 781                         conn.FireInfoMessageEventOnUserErrors = true;
 782                         Assert.AreEqual(true, conn.FireInfoMessageEventOnUserErrors, "#1 The value should be true after setting the property to true");
 783                 }
 784
 785                 [Test]
 786                 public void StatisticsEnabledTest ()
 787                 {
 788                         conn = new SqlConnection ();
 789                         Assert.AreEqual(false, conn.StatisticsEnabled, "#1 The default value should be false");
 790                         conn.StatisticsEnabled = true;
 791                         Assert.AreEqual(true, conn.StatisticsEnabled, "#1 The value should be true after setting the property to true");
 792                 }
 793
 794                 [Test]
 795                 [Category("NotWorking")]
 796                 public void ChangePasswordTest ()
 797                 {
 798                         string tmpPassword = "modifiedbymonosqlclient";
 799                         SqlConnection.ChangePassword (connectionString, tmpPassword);
 800                         SqlConnectionStringBuilder connBuilder = new SqlConnectionStringBuilder (connectionString);
 801                         string oldPassword = connBuilder.Password;
 802                         connBuilder.Password = tmpPassword;
 803                         SqlConnection.ChangePassword (connBuilder.ConnectionString, oldPassword); // Modify to the original password
 804                 }
 805
 806                 static int GetConnectionCount (SqlConnection conn)
 807                 {
 808                         Thread.Sleep (200);
 809
 810                         SqlCommand cmd = conn.CreateCommand ();
 811                         cmd.CommandText = "select count(*) from master..sysprocesses where db_name(dbid) = @dbname";
 812                         cmd.Parameters.Add (new SqlParameter ("@dbname", conn.Database));
 813                         int connection_count = (int) cmd.ExecuteScalar ();
 814                         cmd.Dispose ();
 815
 816                         return connection_count;
 817                 }
 818
 819                 int ClientVersion {
 820                         get {
 821                                 return (engine.ClientVersion);
 822                         }
 823                 }
 824         }
 825
 826         [TestFixture]
 827         [Category ("sqlserver")]
 828         public class GetSchemaTest
 829         {
 830                 SqlConnection conn = null;
 831                 String connectionString = ConnectionManager.Instance.Sql.ConnectionString;
 832
 833                 [SetUp]
 834                 public void SetUp()
 835                 {
 836                         conn = new SqlConnection(connectionString);
 837                         conn.Open();
 838                 }
 839
 840                 [TearDown]
 841                 public void TearDown()
 842                 {
 843                         conn?.Close();
 844                 }
 845
 846                 [Test]
 847                 public void GetSchemaTest1()
 848                 {
 849                         if (ConnectionManager.Instance.Sql.IsAzure)
 850                                 Assert.Ignore("SQL Azure - Not supported'");
 851
 852                         bool flag = false;
 853                         DataTable tab1 = conn.GetSchema("databases");
 854                         foreach (DataRow row in tab1.Rows)
 855                         {
 856                                 foreach (DataColumn col in tab1.Columns)
 857                                 {
 858                                         if (col.ColumnName.ToString() == "database_name" && row[col].ToString() == ConnectionManager.Instance.DatabaseName)
 859                                         {
 860                                                 flag = true;
 861                                                 break;
 862                                         }
 863                                 }
 864                                 if (flag)
 865                                         break;
 866                         }
 867                         Assert.AreEqual(true, flag, "#GS1 failed");
 868                 }
 869
 870                 [Test]
 871                 [ExpectedException(typeof(ArgumentException))]
 872                 public void GetSchemaTest2()
 873                 {
 874                         conn.GetSchema(null);
 875                 }
 876
 877                 [Test]
 878                 public void GetSchemaTest3 ()
 879                 {
 880                         Assert.Ignore ("We currently have no foreign keys defined in the test database");
 881
 882                         bool flag = false;
 883                         DataTable tab1 = conn.GetSchema("ForeignKeys");
 884                         foreach (DataRow row in tab1.Rows)
 885                         {
 886                                 foreach (DataColumn col in tab1.Columns)
 887                                 {
 888                                         /*
 889                                          * We need to consider multiple values
 890                                          */
 891                                         if (col.ColumnName.ToString() == "TABLE_NAME" && row[col].ToString() == "tmptable1")
 892                                         {
 893                                                 flag = true;
 894                                                 break;
 895                                         }
 896                                 }
 897                                 if (flag)
 898                                         break;
 899                         }
 900                         Assert.AreEqual(true, flag, "#GS3 failed");
 901                 }
 902
 903                 [Test]
 904                 public void GetSchemaTest4()
 905                 {
 906                         bool flag = false;
 907                         DataTable tab1 = conn.GetSchema("Indexes");
 908                         foreach (DataRow row in tab1.Rows)
 909                         {
 910                                 foreach (DataColumn col in tab1.Columns)
 911                                 {
 912                                         /*
 913                                          * We need to consider multiple values
 914                                          */
 915                                         if (col.ColumnName.ToString() == "table_name" && row[col].ToString() == "binary_family")
 916                                         {
 917                                                 flag = true;
 918                                                 break;
 919                                         }
 920                                 }
 921                                 if (flag)
 922                                         break;
 923                         }
 924                         Assert.AreEqual(true, flag, "#GS4 failed");
 925                 }
 926
 927                 [Test]
 928                 public void GetSchemaTest5()
 929                 {
 930                         bool flag = false;
 931                         DataTable tab1 = conn.GetSchema("IndexColumns");
 932                         foreach (DataRow row in tab1.Rows)
 933                         {
 934                                 foreach (DataColumn col in tab1.Columns)
 935                                 {
 936                                         /*
 937                                          * We need to consider multiple values
 938                                          */
 939                                         if (col.ColumnName.ToString() == "table_name" && row[col].ToString() == "binary_family")
 940                                         {
 941                                                 flag = true;
 942                                                 break;
 943                                         }
 944                                 }
 945                                 if (flag)
 946                                         break;
 947                         }
 948                         Assert.AreEqual(true, flag, "#GS5 failed");
 949                 }
 950
 951                 [Test]
 952                 public void GetSchemaTest6()
 953                 {
 954                         bool flag = false;
 955                         DataTable tab1 = conn.GetSchema("Procedures");
 956                         foreach (DataRow row in tab1.Rows)
 957                         {
 958                                 foreach (DataColumn col in tab1.Columns)
 959                                 {
 960                                         /*
 961                                          * We need to consider multiple values
 962                                          */
 963                                         if (col.ColumnName.ToString() == "SPECIFIC_NAME" && row[col].ToString() == "sp_get_age")
 964                                         {
 965                                                 flag = true;
 966                                                 break;
 967                                         }
 968                                 }
 969                                 if (flag)
 970                                         break;
 971                         }
 972                         Assert.AreEqual(true, flag, "#GS6 failed");
 973                 }
 974
 975                 [Test]
 976                 public void GetSchemaTest7()
 977                 {
 978                         bool flag = false;
 979                         DataTable tab1 = conn.GetSchema("ProcedureParameters");
 980                         foreach (DataRow row in tab1.Rows)
 981                         {
 982                                 foreach (DataColumn col in tab1.Columns)
 983                                 {
 984                                         /*
 985                                          * We need to consider multiple values
 986                                          */
 987                                         if (col.ColumnName.ToString() == "SPECIFIC_NAME" && row[col].ToString() == "sp_get_age")
 988                                         {
 989                                                 flag = true;
 990                                                 break;
 991                                         }
 992                                 }
 993                                 if (flag)
 994                                         break;
 995                         }
 996                         Assert.AreEqual(true, flag, "#GS7 failed");
 997                 }
 998
 999                 [Test]
1000                 public void GetSchemaTest8()
1001                 {
1002                         bool flag = false;
1003                         DataTable tab1 = conn.GetSchema("Tables");
1004                         foreach (DataRow row in tab1.Rows)
1005                         {
1006                                 foreach (DataColumn col in tab1.Columns)
1007                                 {
1008                                         /*
1009                                          * We need to consider multiple values
1010                                          */
1011                                         if (col.ColumnName.ToString() == "TABLE_NAME" && row[col].ToString() == "binary_family")
1012                                         {
1013                                                 flag = true;
1014                                                 break;
1015                                         }
1016                                 }
1017                                 if (flag)
1018                                         break;
1019                         }
1020                         Assert.AreEqual(true, flag, "#GS8 failed");
1021                 }
1022
1023                 [Test]
1024                 public void GetSchemaTest9()
1025                 {
1026                         if (ConnectionManager.Instance.Sql.IsAzure)
1027                                 Assert.Ignore("SQL Azure - Not supported'");
1028
1029                         bool flag = false;
1030                         DataTable tab1 = conn.GetSchema("Columns");
1031                         foreach (DataRow row in tab1.Rows)
1032                         {
1033                                 foreach (DataColumn col in tab1.Columns)
1034                                 {
1035                                         /*
1036                                          * We need to consider multiple values
1037                                          */
1038                                         if (col.ColumnName.ToString() == "TABLE_NAME" && row[col].ToString() == "binary_family")
1039                                         {
1040                                                 flag = true;
1041                                                 break;
1042                                         }
1043                                 }
1044                                 if (flag)
1045                                         break;
1046                         }
1047                         Assert.AreEqual(true, flag, "#GS9 failed");
1048                 }
1049
1050                 [Test]
1051                 public void GetSchemaTest10()
1052                 {
1053                         bool flag = false;
1054                         DataTable tab1 = conn.GetSchema("Users");
1055                         foreach (DataRow row in tab1.Rows)
1056                         {
1057                                 foreach (DataColumn col in tab1.Columns)
1058                                 {
1059                                         /*
1060                                          * We need to consider multiple values
1061                                          */
1062                                         if (col.ColumnName.ToString() == "user_name" && row[col].ToString() == "public")
1063                                         {
1064                                                 flag = true;
1065                                                 break;
1066                                         }
1067                                 }
1068                                 if (flag)
1069                                         break;
1070                         }
1071                         Assert.AreEqual(true, flag, "#GS10 failed");
1072                 }
1073
1074                 [Test]
1075                 public void GetSchemaTest11 ()
1076                 {
1077                         Assert.Ignore ("Incorrect syntax near 'TABLE_SCHEMA'");
1078
1079                         bool flag = false;
1080                         DataTable tab1 = conn.GetSchema("Views");
1081                         flag = true; // FIXME: Currently MS-SQL 2005 returns empty table. Remove this flag ASAP.
1082                         foreach (DataRow row in tab1.Rows)
1083                         {
1084                                 foreach (DataColumn col in tab1.Columns)
1085                                 {
1086                                         /*
1087                                          * We need to consider multiple values.
1088                                          */
1089                                         if (col.ColumnName.ToString() == "user_name" && row[col].ToString() == "public")
1090                                         {
1091                                                 flag = true;
1092                                                 break;
1093                                         }
1094                                 }
1095                                 if (flag)
1096                                         break;
1097                         }
1098                         Assert.AreEqual(true, flag, "#GS11 failed");
1099                 }
1100
1101                 [Test]
1102                 public void GetSchemaTest12 ()
1103                 {
1104                         Assert.Ignore ("Incorrect syntax near '('");
1105
1106                         bool flag = false;
1107                         DataTable tab1 = conn.GetSchema("ViewColumns");
1108                         flag = true; // FIXME: Currently MS-SQL 2005 returns empty table. Remove this flag ASAP.
1109                         foreach (DataRow row in tab1.Rows)
1110                         {
1111                                 foreach (DataColumn col in tab1.Columns)
1112                                 {
1113                                         /*
1114                                          * We need to consider multiple values.
1115                                          */
1116                                         if (col.ColumnName.ToString() == "user_name" && row[col].ToString() == "public")
1117                                         {
1118                                                 flag = true;
1119                                                 break;
1120                                         }
1121                                 }
1122                                 if (flag)
1123                                         break;
1124                         }
1125                         Assert.AreEqual(true, flag, "#GS12 failed");
1126                 }
1127
1128                 [Test]
1129                 public void GetSchemaTest13 ()
1130                 {
1131                         Assert.Ignore ("The multi-part identifier \"assportemblies.name\" could not be bound");
1132
1133                         bool flag = false;
1134                         DataTable tab1 = conn.GetSchema("UserDefinedTypes");
1135                         flag = true; // FIXME: Currently MS-SQL 2005 returns empty table. Remove this flag ASAP.
1136                         foreach (DataRow row in tab1.Rows)
1137                         {
1138                                 foreach (DataColumn col in tab1.Columns)
1139                                 {
1140                                         /*
1141                                          * We need to consider multiple values.
1142                                          */
1143                                         if (col.ColumnName.ToString() == "user_name" && row[col].ToString() == "public")
1144                                         {
1145                                                 flag = true;
1146                                                 break;
1147                                         }
1148                                 }
1149                                 if (flag)
1150                                         break;
1151                         }
1152                         Assert.AreEqual(true, flag, "#GS13 failed");
1153                 }
1154
1155                 [Test]
1156                 [Ignore("TODO: fix restrictions")]
1157                 public void GetSchemaTest14()
1158                 {
1159                         bool flag = false;
1160                         string [] restrictions = new string[4];
1161
1162                         restrictions[0] = ConnectionManager.Instance.DatabaseName;
1163                         restrictions[1] = "dbo";
1164                         restrictions[2] = null;
1165                         restrictions[3] = "BASE TABLE";
1166                         DataTable tab1 = conn.GetSchema("Tables", restrictions);
1167                         foreach (DataRow row in tab1.Rows)
1168                         {
1169                                 foreach (DataColumn col in tab1.Columns)
1170                                 {
1171                                         /*
1172                                          * We need to consider multiple values
1173                                          */
1174                                         if (col.ColumnName.ToString() == "TABLE_NAME" && row[col].ToString() == "binary_family")
1175                                         {
1176                                                 flag = true;
1177                                                 break;
1178                                         }
1179                                 }
1180                                 if (flag)
1181                                         break;
1182                         }
1183                         Assert.AreEqual(true, flag, "#GS14 failed");
1184                 }
1185
1186                 [Test]
1187                 [Ignore("TODO: fix restrictions")]
1188                 public void GetSchemaTest15()
1189                 {
1190                         bool flag = false;
1191                         string [] restrictions = new string[4];
1192
1193                         restrictions[0] = ConnectionManager.Instance.DatabaseName;
1194                         restrictions[1] = null;
1195                         restrictions[2] = "binary_family";
1196                         restrictions[3] = null;
1197                         DataTable tab1 = conn.GetSchema("IndexColumns", restrictions);
1198                         foreach (DataRow row in tab1.Rows)
1199                         {
1200                                 foreach (DataColumn col in tab1.Columns)
1201                                 {
1202                                         /*
1203                                          * We need to consider multiple values
1204                                          */
1205                                         if (col.ColumnName.ToString() == "table_name" && row[col].ToString() == "binary_family")
1206                                         {
1207                                                 flag = true;
1208                                                 break;
1209                                         }
1210                                 }
1211                                 if (flag)
1212                                         break;
1213                         }
1214                         Assert.AreEqual(true, flag, "#GS15 failed");
1215                 }
1216
1217                 [Test]
1218                 [Ignore("TODO: fix restrictions")]
1219                 public void GetSchemaTest16()
1220                 {
1221                         bool flag = false;
1222                         string [] restrictions = new string[4];
1223
1224                         restrictions[0] = ConnectionManager.Instance.DatabaseName;
1225                         restrictions[1] = null;
1226                         restrictions[2] = "sp_get_age";
1227                         restrictions[3] = null;
1228                         DataTable tab1 = conn.GetSchema("Procedures", restrictions);
1229                         foreach (DataRow row in tab1.Rows)
1230                         {
1231                                 foreach (DataColumn col in tab1.Columns)
1232                                 {
1233                                         /*
1234                                          * We need to consider multiple values
1235                                          */
1236                                         if (col.ColumnName.ToString() == "ROUTINE_NAME" && row[col].ToString() == "sp_get_age")
1237                                         {
1238                                                 flag = true;
1239                                                 break;
1240                                         }
1241                                 }
1242                                 if (flag)
1243                                         break;
1244                         }
1245                         Assert.AreEqual(true, flag, "#GS16 failed");
1246                 }
1247
1248                 [Test]
1249                 public void GetSchemaTest17()
1250                 {
1251                         bool flag = false;
1252                         DataTable tab1 = conn.GetSchema();
1253                         foreach (DataRow row in tab1.Rows)
1254                         {
1255                                 foreach (DataColumn col in tab1.Columns)
1256                                 {
1257                                         /*
1258                                          * We need to consider multiple values
1259                                          */
1260                                         if (col.ColumnName.ToString() == "CollectionName" && row[col].ToString() == "UserDefinedTypes")
1261                                         {
1262                                                 flag = true;
1263                                                 break;
1264                                         }
1265                                 }
1266                                 if (flag)
1267                                         break;
1268                         }
1269                         Assert.AreEqual(true, flag, "#GS17 failed");
1270                 }
1271
1272                 [Test]
1273                 public void GetSchemaTest18()
1274                 {
1275                         bool flag = false;
1276                         DataTable tab1 = conn.GetSchema("RESTRICTIONS");
1277                         foreach (DataRow row in tab1.Rows)
1278                         {
1279                                 foreach (DataColumn col in tab1.Columns)
1280                                 {
1281                                         /*
1282                                          * We need to consider multiple values
1283                                          */
1284                                         if (col.ColumnName.ToString() == "RestrictionDefault" && row[col].ToString() == "CONSTRAINT_NAME")
1285                                         {
1286                                                 flag = true;
1287                                                 break;
1288                                         }
1289                                 }
1290                                 if (flag)
1291                                         break;
1292                         }
1293                         Assert.AreEqual(true, flag, "#GS18 failed");
1294                 }
1295
1296                 [Test]
1297                 [ExpectedException (typeof (ArgumentException))]
1298                 public void GetSchemaTest19 ()
1299                 {
1300                         String [] restrictions = new String[1];
1301                         conn.GetSchema("RESTRICTIONS", restrictions);
1302                 }
1303
1304                 [Test]
1305                 public void GetSchemaTest20 ()
1306                 {
1307                         bool flag = false;
1308                         DataTable tab1 = conn.GetSchema("DataTypes");
1309                         foreach (DataRow row in tab1.Rows)
1310                         {
1311                                 foreach (DataColumn col in tab1.Columns)
1312                                 {
1313                                         /*
1314                                          * We need to consider multiple values
1315                                          */
1316                                         if (col.ColumnName.ToString() == "TypeName" && row[col].ToString() == "uniqueidentifier")
1317                                         {
1318                                                 flag = true;
1319                                                 break;
1320                                         }
1321                                 }
1322                                 if (flag)
1323                                         break;
1324                         }
1325                         Assert.AreEqual(true, flag, "#GS20 failed");
1326                 }
1327
1328                 [Test]
1329                 public void GetSchemaTest21()
1330                 {
1331                         bool flag = false;
1332                         DataTable tab1 = conn.GetSchema();
1333                         foreach (DataRow row in tab1.Rows)
1334                         {
1335                                 foreach (DataColumn col in tab1.Columns)
1336                                 {
1337                                         /*
1338                                          * We need to consider multiple values
1339                                          */
1340                                         if (col.ColumnName.ToString() == "CollectionName" && row[col].ToString() == "UserDefinedTypes")
1341                                         {
1342                                                 flag = true;
1343                                                 break;
1344                                         }
1345                                 }
1346                                 if (flag)
1347                                         break;
1348                         }
1349                         Assert.AreEqual(true, flag, "#GS21 failed");
1350                 }
1351                 [Test]
1352                 public void GetSchemaTest22()
1353                 {
1354                         bool flag = false;
1355                         DataTable tab1 = conn.GetSchema("ReservedWords");
1356                         foreach (DataRow row in tab1.Rows)
1357                         {
1358                                 foreach (DataColumn col in tab1.Columns)
1359                                 {
1360                                         /*
1361                                          * We need to consider multiple values
1362                                          */
1363                                         if (col.ColumnName.ToString() == "ReservedWord" && row[col].ToString() == "UPPER")
1364                                         {
1365                                                 flag = true;
1366                                                 break;
1367                                         }
1368                                 }
1369                                 if (flag)
1370                                         break;
1371                         }
1372                         Assert.AreEqual(true, flag, "#GS22 failed");
1373                 }
1374
1375                 [Test]
1376                 public void GetSchemaTest23()
1377                 {
1378                         bool flag = false;
1379                         DataTable tab1 = conn.GetSchema("ReservedWords");
1380                         foreach (DataRow row in tab1.Rows)
1381                         {
1382                                 foreach (DataColumn col in tab1.Columns)
1383                                 {
1384                                         /*
1385                                          * We need to consider multiple values
1386                                          */
1387                                         if (col.ColumnName.ToString() == "ReservedWord" && row[col].ToString() == "upper")
1388                                         {
1389                                                 flag = true;
1390                                                 break;
1391                                         }
1392                                 }
1393                                 if (flag)
1394                                         break;
1395                         }
1396                         Assert.AreEqual(false, flag, "#GS23 failed");
1397                 }
1398
1399                 [Test]
1400                 public void GetSchemaTest24()
1401                 {
1402                         bool flag = false;
1403                         string [] restrictions = new string[4];
1404
1405                         restrictions[0] = ConnectionManager.Instance.DatabaseName;
1406                         restrictions[1] = null;
1407                         restrictions[2] = "sp_get_age";
1408                         restrictions[3] = null;
1409                         DataTable tab1 = conn.GetSchema("Procedures", restrictions);
1410                         foreach (DataRow row in tab1.Rows)
1411                         {
1412                                 foreach (DataColumn col in tab1.Columns)
1413                                 {
1414                                         /*
1415                                          * We need to consider multiple values
1416                                          */
1417                                         if (col.ColumnName.ToString() == "ROUTINE_NAME" && row[col].ToString() == "mono")
1418                                         {
1419                                                 flag = true;
1420                                                 break;
1421                                         }
1422                                 }
1423                                 if (flag)
1424                                         break;
1425                         }
1426                         Assert.AreEqual(false, flag, "#GS24 failed");
1427                 }
1428
1429                 [Test]
1430                 [ExpectedException (typeof (ArgumentException))]
1431                 public void GetSchemaTest25 ()
1432                 {
1433                         String [] restrictions = new String [1];
1434                         conn.GetSchema ("Mono", restrictions);
1435                 }
1436         }
1437 }