Tools/Castle.DynamicProxy2/Castle.DynamicProxy.Tests/MethodComparerTestCase.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.DynamicProxy.Tests
  16 {
  17         using System;
  18         using System.Collections;
  19         using System.Collections.Generic;
  20         using System.Reflection;
  21         using Castle.DynamicProxy.Generators;
  22         using NUnit.Framework;
  23
  24         [TestFixture]
  25         public class MethodComparerTestCase
  26         {
  27                 public static void GenericMethod<T> () { }
  28                 public static void GenericMethod2<T> () { }
  29
  30                 public static void GenericMethod3<T, H> (T t, H h) { }
  31
  32                 class FakeScope
  33                 {
  34                         public static void GenericMethod () { }
  35                         public static void GenericMethod3<T> (T t) { }
  36                 }
  37
  38                 class NewScope
  39                 {
  40                         public static void GenericMethod3<T, H> (H t, T h) { }
  41                 }
  42
  43                 [Test]
  44                 public void CompareMethods ()
  45                 {
  46                         MethodSignatureComparer mc = MethodSignatureComparer.Instance;
  47                         Assert.IsTrue (mc.Equals (null, null));
  48                         Assert.IsFalse (mc.Equals (null, typeof (object).GetMethod ("ToString")));
  49
  50                         Assert.IsTrue (mc.Equals (typeof (object).GetMethod ("ToString"), typeof (object).GetMethod ("ToString")));
  51                         Assert.IsTrue (mc.Equals (typeof (List<>).GetMethod ("get_Count"), typeof (List<>).GetMethod ("get_Count")));
  52                         Assert.IsTrue (mc.Equals (typeof (List<int>).GetMethod ("get_Count"), typeof (List<int>).GetMethod ("get_Count")));
  53                         Assert.IsTrue (mc.Equals (typeof (List<>).GetMethod ("get_Count"), typeof (List<int>).GetMethod ("get_Count")));
  54                         Assert.IsTrue (mc.Equals (typeof (List<string>).GetMethod ("get_Count"), typeof (List<>).GetMethod ("get_Count")));
  55                         Assert.IsTrue (mc.Equals (typeof (List<>).GetMethod ("get_Item"), typeof (List<>).GetMethod ("get_Item")));
  56
  57                         Assert.IsTrue (mc.Equals (typeof (List<string>).GetMethod ("Add"), typeof (List<string>).GetMethod ("Add")));
  58                         Assert.IsFalse (mc.Equals (typeof (List<string>).GetMethod ("Add"), typeof (List<>).GetMethod ("Add")));
  59                         Assert.IsFalse (mc.Equals (typeof (List<>).GetMethod ("Add"), typeof (List<string>).GetMethod ("Add")));
  60
  61                         Assert.IsTrue (mc.Equals (typeof (List<string>).GetMethod ("get_Item"), typeof (List<string>).GetMethod ("get_Item")));
  62                         Assert.IsFalse (mc.Equals (typeof (List<string>).GetMethod ("get_Item"), typeof (List<>).GetMethod ("get_Item")));
  63                         Assert.IsFalse (mc.Equals (typeof (List<>).GetMethod ("get_Item"), typeof (List<string>).GetMethod ("get_Item")));
  64
  65                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod"), typeof (MethodComparerTestCase).GetMethod ("GenericMethod")));
  66                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int)),
  67                                 typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int))));
  68                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int)),
  69                                 typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (string))));
  70                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int)),
  71                                 typeof (MethodComparerTestCase).GetMethod ("GenericMethod")));
  72                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod"), typeof (MethodComparerTestCase).GetMethod ("GenericMethod2")));
  73
  74                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3"), typeof (MethodComparerTestCase).GetMethod ("GenericMethod3")));
  75                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3"), typeof (NewScope).GetMethod ("GenericMethod3")));
  76                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (int)),
  77                                 typeof (NewScope).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (int))));
  78
  79                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (string)),
  80                                 typeof (NewScope).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (string))));
  81
  82                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (string)),
  83                                 typeof (NewScope).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (string), typeof (int))));
  84
  85                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3"), typeof (FakeScope).GetMethod ("GenericMethod3")));
  86
  87                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod"), typeof (FakeScope).GetMethod ("GenericMethod")));
  88
  89                         Assert.IsFalse (mc.Equals (typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (object) }),
  90                                         typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (string), typeof (object[]) })));
  91                         Assert.IsTrue (mc.Equals (typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (string), typeof (object[]) }),
  92                                         typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (string), typeof (object[]) })));
  93                 }
  94         }
  95 }