mcs/class/System.ComponentModel.DataAnnotations/Test/System.ComponentModel.DataAnnotations/ValidationContextTest.cs

   1 //
   2 // ValidationContextTest.cs
   3 //
   4 // Authors:
   5 //      Marek Habersack <mhabersack@novell.com>
   6 //
   7 // Copyright (C) 2010 Novell, Inc. (http://novell.com/)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28 using System;
  29 using System.Collections.Generic;
  30 using System.ComponentModel.DataAnnotations;
  31 using System.ComponentModel.Design;
  32 using System.Text;
  33
  34 using NUnit.Framework;
  35
  36 namespace MonoTests.System.ComponentModel.DataAnnotations
  37 {
  38         [TestFixture]
  39         public class ValidationContextTest
  40         {
  41                 [Test]
  42                 public void Constructor ()
  43                 {
  44                         ValidationContext vc;
  45                         try {
  46                                 vc = new ValidationContext (null, new FakeServiceProvider (), new Dictionary <object, object> ());
  47                                 Assert.Fail ("#A1-1");
  48                         } catch (ArgumentNullException) {
  49                                 // success
  50                         }
  51
  52                         try {
  53                                 vc = new ValidationContext ("stuff", null, new Dictionary<object, object> ());
  54                         } catch {
  55                                 Assert.Fail ("#A1-2");
  56                         }
  57
  58                         try {
  59                                 vc = new ValidationContext ("stuff", new FakeServiceProvider (), null);
  60                         } catch {
  61                                 Assert.Fail ("#A1-3");
  62                         }
  63
  64                         object o = "stuff";
  65                         vc = new ValidationContext (o, null, null);
  66                         Assert.AreSame (o, vc.ObjectInstance, "#A2-1");
  67                         Assert.AreEqual (o.GetType ().Name, vc.DisplayName, "#A2-2");
  68                         Assert.AreEqual (o.GetType (), vc.ObjectType, "#A2-3");
  69
  70                         o = 12;
  71                         var dict = new Dictionary<object, object> () {
  72                                 {"stuff", 1}
  73                         };
  74                         vc = new ValidationContext (o, null, dict);
  75                         Assert.IsNotNull (vc.Items, "#A3-1");
  76                         Assert.AreEqual (1, vc.Items.Count, "#A3-2");
  77                         Assert.AreNotSame (dict, vc.Items, "#A3-3");
  78                         Assert.AreEqual (typeof (Dictionary <object, object>), vc.Items.GetType (), "#A3-4");
  79                         Assert.AreEqual (1, vc.Items ["stuff"], "#A3-5");
  80                         Assert.AreEqual (o.GetType ().Name, vc.DisplayName, "#A3-6");
  81                         Assert.AreEqual (o.GetType (), vc.ObjectType, "#A3-7");
  82                         Assert.AreEqual (null, vc.MemberName, "#A3-8");
  83                         Assert.IsNotNull (vc.ServiceContainer, "#A3-9");
  84                         Assert.AreEqual ("System.ComponentModel.DataAnnotations.ValidationContext+ValidationContextServiceContainer", vc.ServiceContainer.GetType ().FullName, "#A3-10");
  85                 }
  86
  87                 [Test]
  88                 public void ServiceContainer ()
  89                 {
  90                         var vc = new ValidationContext ("stuff", null, null);
  91
  92                         // Test the default container
  93                         IServiceContainer container = vc.ServiceContainer;
  94                         Assert.AreEqual ("System.ComponentModel.DataAnnotations.ValidationContext+ValidationContextServiceContainer", container.GetType ().FullName, "#A1");
  95
  96                         var fs1 = new FakeService1 ();
  97                         container.AddService (typeof (FakeService1), fs1);
  98                         container.AddService (typeof (FakeService2), CreateFakeService);
  99
 100                         var fs3 = new FakeService3 ();
 101                         container.AddService (typeof (FakeService3), fs3, false);
 102                         container.AddService (typeof (FakeService4), CreateFakeService, false);
 103
 104                         try {
 105                                 container.AddService (null, CreateFakeService);
 106                                 Assert.Fail ("#A2-1");
 107                         } catch (ArgumentNullException) {
 108                                 // success
 109                         }
 110
 111                         try {
 112                                 container.AddService (typeof (string), null);
 113                         } catch {
 114                                 Assert.Fail ("#A2-2");
 115                         }
 116
 117                         try {
 118                                 container.AddService (typeof (FakeService2), CreateFakeService);
 119                                 Assert.Fail ("#A2-3");
 120                         } catch (ArgumentException) {
 121                                 // success
 122                         }
 123
 124                         try {
 125                                 container.RemoveService (GetType ());
 126                         } catch {
 127                                 Assert.Fail ("#A2-4");
 128                         }
 129
 130                         try {
 131                                 container.RemoveService (null);
 132                                 Assert.Fail ("#A2-5");
 133                         } catch (ArgumentNullException) {
 134                                 // success
 135                         }
 136
 137                         try {
 138                                 container.GetService (null);
 139                         } catch (ArgumentNullException) {
 140                                 // success
 141                         }
 142
 143                         object o = container.GetService (typeof (FakeService1));
 144                         Assert.IsNotNull (o, "#B1-1");
 145                         Assert.AreSame (fs1, o, "#B1-2");
 146
 147                         o = container.GetService (typeof (FakeService2));
 148                         Assert.IsNotNull (o, "#B2-1");
 149                         Assert.AreEqual (typeof (FakeService2), o.GetType (), "#B2-2");
 150
 151                         o = container.GetService (typeof (FakeService3));
 152                         Assert.IsNotNull (o, "#B3-1");
 153                         Assert.AreSame (fs3, o, "#B3-2");
 154
 155                         o = container.GetService (typeof (FakeService4));
 156                         Assert.IsNotNull (o, "#B4-1");
 157                         Assert.AreEqual (typeof (FakeService4), o.GetType (), "#B4-2");
 158
 159                         o = container.GetService (GetType ());
 160                         Assert.IsNull (o, "#B5");
 161
 162                         // Test custom container
 163                         var fsc = new FakeServiceContainer ();
 164                         vc = new ValidationContext ("stuff", fsc, null);
 165                         container = vc.ServiceContainer;
 166                         Assert.IsNotNull (container, "#B6-1");
 167
 168                         // LAMESPEC: MSDN says vc.ServiceContainer should be initialized with the passed container if it implements
 169                         // the IServiceContainer interface - not the case, though.
 170                         Assert.AreNotSame (fsc, container, "#B6-2");
 171                 }
 172
 173                 object CreateFakeService (IServiceContainer container, Type serviceType)
 174                 {
 175                         if (serviceType == typeof (FakeService2))
 176                                 return Activator.CreateInstance (serviceType);
 177
 178                         if (serviceType == typeof (FakeService4))
 179                                 return Activator.CreateInstance (serviceType);
 180
 181                         return null;
 182                 }
 183         }
 184
 185         class FakeService1
 186         { }
 187
 188         class FakeService2
 189         { }
 190
 191         class FakeService3
 192         { }
 193
 194         class FakeService4
 195         { }
 196
 197         class FakeServiceProvider : IServiceProvider
 198         {
 199                 #region IServiceProvider Members
 200
 201                 public object GetService (Type serviceType)
 202                 {
 203                         return Activator.CreateInstance (serviceType);
 204                 }
 205
 206                 #endregion
 207         }
 208
 209         class FakeServiceContainer : IServiceContainer
 210         {
 211                 public void AddService (Type serviceType, ServiceCreatorCallback callback, bool promote)
 212                 {
 213                 }
 214
 215                 public void AddService (Type serviceType, ServiceCreatorCallback callback)
 216                 {
 217                 }
 218
 219                 public void AddService (Type serviceType, object serviceInstance, bool promote)
 220                 {
 221                 }
 222
 223                 public void AddService (Type serviceType, object serviceInstance)
 224                 {
 225                 }
 226
 227                 public void RemoveService (Type serviceType, bool promote)
 228                 {
 229                 }
 230
 231                 public void RemoveService (Type serviceType)
 232                 {
 233                 }
 234
 235                 public object GetService (Type serviceType)
 236                 {
 237                         return null;
 238                 }
 239         }
 240 }