Tools/Castle.DynamicProxy2/Castle.DynamicProxy.Tests/MethodComparerTestCase.cs

   1 using System.Collections.Generic;
   2
   3 namespace Castle.DynamicProxy.Tests
   4 {
   5         using System;
   6         using System.Collections;
   7         using System.Reflection;
   8         using Castle.DynamicProxy.Generators;
   9         using NUnit.Framework;
  10
  11         [TestFixture]
  12         public class MethodComparerTestCase
  13         {
  14                 public static void GenericMethod<T> () { }
  15                 public static void GenericMethod2<T> () { }
  16
  17                 public static void GenericMethod3<T, H> (T t, H h) { }
  18
  19                 class FakeScope
  20                 {
  21                         public static void GenericMethod () { }
  22                         public static void GenericMethod3<T> (T t) { }
  23                 }
  24
  25                 class NewScope
  26                 {
  27                         public static void GenericMethod3<T, H> (H t, T h) { }
  28                 }
  29
  30                 [Test]
  31                 public void CompareMethods ()
  32                 {
  33                         MethodSignatureComparer mc = MethodSignatureComparer.Instance;
  34                         Assert.IsTrue (mc.Equals (null, null));
  35                         Assert.IsFalse (mc.Equals (null, typeof (object).GetMethod ("ToString")));
  36
  37                         Assert.IsTrue (mc.Equals (typeof (object).GetMethod ("ToString"), typeof (object).GetMethod ("ToString")));
  38                         Assert.IsTrue (mc.Equals (typeof (List<>).GetMethod ("get_Count"), typeof (List<>).GetMethod ("get_Count")));
  39                         Assert.IsTrue (mc.Equals (typeof (List<int>).GetMethod ("get_Count"), typeof (List<int>).GetMethod ("get_Count")));
  40                         Assert.IsTrue (mc.Equals (typeof (List<>).GetMethod ("get_Count"), typeof (List<int>).GetMethod ("get_Count")));
  41                         Assert.IsTrue (mc.Equals (typeof (List<string>).GetMethod ("get_Count"), typeof (List<>).GetMethod ("get_Count")));
  42                         Assert.IsTrue (mc.Equals (typeof (List<>).GetMethod ("get_Item"), typeof (List<>).GetMethod ("get_Item")));
  43
  44                         Assert.IsTrue (mc.Equals (typeof (List<string>).GetMethod ("Add"), typeof (List<string>).GetMethod ("Add")));
  45                         Assert.IsFalse (mc.Equals (typeof (List<string>).GetMethod ("Add"), typeof (List<>).GetMethod ("Add")));
  46                         Assert.IsFalse (mc.Equals (typeof (List<>).GetMethod ("Add"), typeof (List<string>).GetMethod ("Add")));
  47
  48                         Assert.IsTrue (mc.Equals (typeof (List<string>).GetMethod ("get_Item"), typeof (List<string>).GetMethod ("get_Item")));
  49                         Assert.IsFalse (mc.Equals (typeof (List<string>).GetMethod ("get_Item"), typeof (List<>).GetMethod ("get_Item")));
  50                         Assert.IsFalse (mc.Equals (typeof (List<>).GetMethod ("get_Item"), typeof (List<string>).GetMethod ("get_Item")));
  51
  52                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod"), typeof (MethodComparerTestCase).GetMethod ("GenericMethod")));
  53                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int)),
  54                                 typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int))));
  55                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int)),
  56                                 typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (string))));
  57                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod").MakeGenericMethod (typeof (int)),
  58                                 typeof (MethodComparerTestCase).GetMethod ("GenericMethod")));
  59                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod"), typeof (MethodComparerTestCase).GetMethod ("GenericMethod2")));
  60
  61                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3"), typeof (MethodComparerTestCase).GetMethod ("GenericMethod3")));
  62                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3"), typeof (NewScope).GetMethod ("GenericMethod3")));
  63                         Assert.IsTrue (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (int)),
  64                                 typeof (NewScope).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (int))));
  65
  66                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (string)),
  67                                 typeof (NewScope).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (string))));
  68
  69                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (int), typeof (string)),
  70                                 typeof (NewScope).GetMethod ("GenericMethod3").MakeGenericMethod (typeof (string), typeof (int))));
  71
  72                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod3"), typeof (FakeScope).GetMethod ("GenericMethod3")));
  73
  74                         Assert.IsFalse (mc.Equals (typeof (MethodComparerTestCase).GetMethod ("GenericMethod"), typeof (FakeScope).GetMethod ("GenericMethod")));
  75
  76                         Assert.IsFalse (mc.Equals (typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (object) }),
  77                                         typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (string), typeof (object[]) })));
  78                         Assert.IsTrue (mc.Equals (typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (string), typeof (object[]) }),
  79                                         typeof (Console).GetMethod ("WriteLine", new Type[] { typeof (string), typeof (object[]) })));
  80                 }
  81         }
  82 }