InversionOfControl/Castle.MicroKernel.Tests/DependencyResolvingTestCase.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.MicroKernel.Tests
  16 {
  17         using NUnit.Framework;
  18
  19         [TestFixture]
  20         public class DependencyResolvingTestCase
  21         {
  22                 [Test]
  23                 public void ContainerShouldUseFirstRegisteredDependencyOfTypeByDefault_SmsRegisteredFirst()
  24                 {
  25                         IKernel kernel = new DefaultKernel();
  26                         kernel.AddComponent("sms", typeof(IAlarmSender), typeof(SmsSender));
  27                         kernel.AddComponent("email", typeof(IAlarmSender), typeof(EmailSender));
  28
  29                         kernel.AddComponent("generator", typeof(AlarmGenerator));
  30
  31                         AlarmGenerator gen = (AlarmGenerator) kernel["generator"];
  32                         Assert.AreEqual(typeof(SmsSender), gen.Sender.GetType());
  33
  34                 }
  35
  36                 [Test]
  37                 public void ContainerShouldUseFirstRegisteredDependencyOfTypeByDefault_EmailRegisteredFirst()
  38                 {
  39                         IKernel kernel = new DefaultKernel();
  40                         kernel.AddComponent("email", typeof(IAlarmSender), typeof(EmailSender));
  41                         kernel.AddComponent("sms", typeof(IAlarmSender), typeof(SmsSender));
  42
  43                         kernel.AddComponent("generator", typeof(AlarmGenerator));
  44
  45                         AlarmGenerator gen = (AlarmGenerator)kernel["generator"];
  46                         Assert.AreEqual(typeof(EmailSender), gen.Sender.GetType());
  47                 }
  48         }
  49
  50         public interface IAlarmSender
  51         {
  52
  53         }
  54
  55         public class EmailSender : IAlarmSender{}
  56         public class SmsSender : IAlarmSender { }
  57
  58         public class AlarmGenerator
  59         {
  60                 private readonly IAlarmSender sender;
  61
  62                 public IAlarmSender Sender
  63                 {
  64                         get { return sender; }
  65                 }
  66
  67                 public AlarmGenerator(IAlarmSender sender)
  68                 {
  69                         this.sender = sender;
  70                 }
  71         }
  72 }