mcs/class/System.Data.Linq/src/DbLinq/Test/DataContextTest.cs

   1 #region MIT license\r
   2 // \r
   3 // MIT license\r
   4 //\r
   5 // Copyright (c) 2009 Novell, Inc.\r
   6 // \r
   7 // Permission is hereby granted, free of charge, to any person obtaining a copy\r
   8 // of this software and associated documentation files (the "Software"), to deal\r
   9 // in the Software without restriction, including without limitation the rights\r
  10 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
  11 // copies of the Software, and to permit persons to whom the Software is\r
  12 // furnished to do so, subject to the following conditions:\r
  13 // \r
  14 // The above copyright notice and this permission notice shall be included in\r
  15 // all copies or substantial portions of the Software.\r
  16 // \r
  17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
  18 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
  19 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
  20 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
  21 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
  22 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
  23 // THE SOFTWARE.\r
  24 // \r
  25 #endregion\r
  26 \r
  27 using System;\r
  28 using System.Data;\r
  29 using System.Data.Common;\r
  30 using System.Data.Linq.Mapping;\r
  31 using System.Linq;\r
  32 using System.IO;\r
  33 \r
  34 #if MONO_STRICT\r
  35 using System.Data.Linq;\r
  36 #else\r
  37 using DbLinq.Data.Linq;\r
  38 #endif\r
  39 \r
  40 using NUnit.Framework;\r
  41 \r
  42 using DbLinq.Null;\r
  43 \r
  44 namespace DbLinqTest {\r
  45 \r
  46     class DummyConnection : IDbConnection\r
  47     {\r
  48         public DummyConnection()\r
  49         {\r
  50             ConnectionString = "";\r
  51         }\r
  52 \r
  53         public IDbTransaction BeginTransaction() {return null;}\r
  54         public IDbTransaction BeginTransaction(IsolationLevel il) {return null;}\r
  55         public void ChangeDatabase(string databaseName) {}\r
  56         public void Close() {}\r
  57         public IDbCommand CreateCommand() {return null;}\r
  58         public string ConnectionString{get; set;}\r
  59         public int ConnectionTimeout{get {return 0;}}\r
  60         public string Database{get {return null;}}\r
  61         public void Dispose() {}\r
  62         public void Open() {}\r
  63         public ConnectionState State{get {return ConnectionState.Closed;}}\r
  64     }\r
  65 \r
  66     [TestFixture]\r
  67     public class DataContextTest\r
  68     {\r
  69         DataContext context;\r
  70 \r
  71         [SetUp]\r
  72         public void SetUp()\r
  73         {\r
  74             context = new DataContext(new NullConnection() { ConnectionString = "" });\r
  75         }\r
  76 \r
  77         [TearDown]\r
  78         public void TearDown()\r
  79         {\r
  80             context = null;\r
  81         }\r
  82 \r
  83         [Test, ExpectedException(typeof(ArgumentNullException))]\r
  84         public void Ctor_ConnectionStringNull()\r
  85         {\r
  86             string connectionString = null;\r
  87             new DataContext(connectionString);\r
  88         }\r
  89 \r
  90         [Test, ExpectedException(typeof(ArgumentNullException))]\r
  91         public void Ctor_ConnectionNull()\r
  92         {\r
  93             IDbConnection connection = null;\r
  94             new DataContext(connection);\r
  95         }\r
  96 \r
  97         [Test, ExpectedException(typeof(NullReferenceException))]\r
  98         public void Ctor_ConnectionStringOfConnectionIsNull()\r
  99         {\r
 100             IDbConnection connection = new NullConnection() { ConnectionString = null };\r
 101             new DataContext(connection);\r
 102         }\r
 103 \r
 104         [Test, ExpectedException(typeof(ArgumentException))]\r
 105         public void Ctor_ConnectionString_DbLinqConnectionType_Empty()\r
 106         {\r
 107             new DataContext("DbLinqConnectionType=");\r
 108         }\r
 109 \r
 110         [Test, ExpectedException(typeof(ArgumentException))]\r
 111         public void Ctor_ConnectionString_DbLinqConnectionType_Empty2()\r
 112         {\r
 113             new DataContext("DbLinqConnectionType=;");\r
 114         }\r
 115 \r
 116         [Test, ExpectedException(typeof(ArgumentException))]\r
 117         public void Ctor_ConnectionString_DbLinqConnectionType_Invalid()\r
 118         {\r
 119             new DataContext("DbLinqConnectionType=InvalidType, DoesNotExist");\r
 120         }\r
 121 \r
 122         [Test, ExpectedException(typeof(ArgumentException))]\r
 123         public void Ctor_ConnectionString_DbLinqProvider_InvalidVendor()\r
 124         {\r
 125             new DataContext("DbLinqProvider=ThisVendorDoesNotExist");\r
 126         }\r
 127 \r
 128         [Test, ExpectedException(typeof(ArgumentException))]\r
 129         public void Ctor_ConnectionString_DbLinqProvider_InvalidVendorWithDots()\r
 130         {\r
 131             new DataContext("DbLinqProvider=DbLinq.Sqlite.dll");\r
 132         }\r
 133 \r
 134         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 135         public void Ctor_FileOrServerOrConnectionIsNull()\r
 136         {\r
 137             MappingSource mapping = new AttributeMappingSource();\r
 138             string fileOrServerOrConnection = null;\r
 139             new DataContext(fileOrServerOrConnection, mapping);\r
 140         }\r
 141 \r
 142         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 143         public void Ctor_MappingIsNull()\r
 144         {\r
 145             MappingSource mapping = null;\r
 146             string fileOrServerOrConnection = null;\r
 147             new DataContext("", mapping);\r
 148         }\r
 149 \r
 150 #if !MONO_STRICT\r
 151         [Test, ExpectedException(typeof(NotImplementedException))]\r
 152         public void Ctor_FileOrServerOrConnectionIsFilename()\r
 153         {\r
 154             MappingSource mapping = new AttributeMappingSource();\r
 155             string fileOrServerOrConnection = typeof(DataContextTest).Assembly.Location;\r
 156             new DataContext(fileOrServerOrConnection, mapping);\r
 157         }\r
 158 \r
 159         [Test, ExpectedException(typeof(NotImplementedException))]\r
 160         public void Ctor_FileOrServerOrConnectionIsServer()\r
 161         {\r
 162             MappingSource mapping = new AttributeMappingSource();\r
 163             string fileOrServerOrConnection = "ThisIsAssumedToBeAServerName";\r
 164             new DataContext(fileOrServerOrConnection, mapping);\r
 165         }\r
 166 #endif\r
 167 \r
 168         [Test]\r
 169         public void Connection()\r
 170         {\r
 171             IDbConnection connection = new NullConnection() { ConnectionString = "" };\r
 172             DataContext dc = new DataContext(connection);\r
 173             Assert.AreEqual(connection, dc.Connection);\r
 174 \r
 175 #if !MONO_STRICT\r
 176             dc = new DataContext (new DummyConnection());\r
 177             Assert.AreEqual(null, dc.Connection);\r
 178 #endif\r
 179         }\r
 180 \r
 181         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 182         public void ExecuteQuery_ElementTypeNull()\r
 183         {\r
 184             Type elementType = null;\r
 185             context.ExecuteQuery(elementType, "command");\r
 186         }\r
 187 \r
 188         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 189         public void ExecuteQuery_QueryNull()\r
 190         {\r
 191             Type elementType = typeof(Person);\r
 192             context.ExecuteQuery(elementType, null);\r
 193         }\r
 194 \r
 195         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 196         public void ExecuteQueryTResult_QueryNull()\r
 197         {\r
 198             context.ExecuteQuery<Person>(null);\r
 199         }\r
 200 \r
 201         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 202         public void GetCommand_QueryNull()\r
 203         {\r
 204             IQueryable query = null;\r
 205             context.GetCommand(query);\r
 206         }\r
 207 \r
 208         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 209         public void GetTable_TypeNull()\r
 210         {\r
 211             context.GetTable(null);\r
 212         }\r
 213 \r
 214         [Test, ExpectedException(typeof(InvalidOperationException))]\r
 215         public void GetTable_NotSupportedType()\r
 216         {\r
 217             context.GetTable(typeof(object));\r
 218         }\r
 219 \r
 220         [Test, ExpectedException(typeof(InvalidOperationException))]\r
 221         public void GetTableTEntity_NotSupportedType()\r
 222         {\r
 223             context.GetTable<object>();\r
 224         }\r
 225 \r
 226         [Test]\r
 227         public void GetTableTEntity()\r
 228         {\r
 229             Table<Person> table = context.GetTable<Person>();\r
 230         }\r
 231 \r
 232         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 233         public void Translate_ReaderNull()\r
 234         {\r
 235             context.Translate(typeof(Person), null);\r
 236         }\r
 237 \r
 238         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 239         public void Translate_ElementTypeNull()\r
 240         {\r
 241             DbDataReader reader = new NullDataReader();\r
 242             context.Translate(null, reader);\r
 243         }\r
 244 \r
 245         [Test, ExpectedException(typeof(ArgumentNullException))]\r
 246         public void TranslateTResult_ReaderNull()\r
 247         {\r
 248             context.Translate<Person>(null);\r
 249         }\r
 250     }\r
 251 }\r
 252 \r