mcs/class/corlib/Test/System.Reflection.Emit/MethodRentalTest.cs

   1 //
   2 // MethodRentalTest.cs - NUnit Test Cases for the MethodRental class
   3 //
   4 // Zoltan Varga (vargaz@freemail.hu)
   5 //
   6 // (C) Ximian, Inc.  http://www.ximian.com
   7
   8 using System;
   9 using System.Threading;
  10 using System.Reflection;
  11 using System.Reflection.Emit;
  12
  13 using NUnit.Framework;
  14
  15 namespace MonoTests.System.Reflection.Emit
  16 {
  17         [TestFixture]
  18         public class MethodRentalTest : Assertion
  19         {
  20                 private TypeBuilder genClass;
  21                 private ModuleBuilder module;
  22                 private static int methodIndexer = 0;
  23                 private static int typeIndexer = 0;
  24
  25                 [SetUp]
  26                 protected void SetUp ()
  27                 {
  28                         AssemblyName assemblyName = new AssemblyName();
  29                         assemblyName.Name = "MonoTests.System.Reflection.Emit.MethodRentalTest";
  30
  31                         AssemblyBuilder assembly = Thread.GetDomain().DefineDynamicAssembly(
  32                                 assemblyName, AssemblyBuilderAccess.Run);
  33
  34                         module = assembly.DefineDynamicModule("module1");
  35
  36                         genClass = module.DefineType(genTypeName (),
  37                                  TypeAttributes.Public);
  38                 }
  39
  40                 [Test]
  41                 [ExpectedException (typeof (ArgumentException))]
  42                 public void SwapMethodBodyInvalidMethodSize ()
  43                 {
  44                         MethodRental.SwapMethodBody (null, 0, IntPtr.Zero, 0, 0);
  45                 }
  46
  47                 [Test]
  48                 [ExpectedException (typeof (ArgumentNullException))]
  49                 public void SwapMethodBodyNullType ()
  50                 {
  51                         MethodRental.SwapMethodBody (null, 0, IntPtr.Zero, 1, 0);
  52                 }
  53
  54                 [Test]
  55                 [ExpectedException (typeof (NotSupportedException))]
  56                 public void SwapMethodBodyUnfinishedType ()
  57                 {
  58                         MethodRental.SwapMethodBody (genClass, 0, IntPtr.Zero, 1, 0);
  59                 }
  60
  61                 // Return a unique method name
  62                 private string genMethodName ()
  63                 {
  64                         return "m" + (methodIndexer++);
  65                 }
  66
  67                 // Return a unique type name
  68                 private string genTypeName ()
  69                 {
  70                         return "class" + (typeIndexer++);
  71                 }
  72         }
  73 }