public MockMethod When(string name)
{
MockMethod m = new MockMethod(klass, name);
ms.Add(m);
return(m);
}
public MockMethod When(string name)
{
MockMethod m;
if (!ms.TryGetValue(name, out m))
{
m = new MockMethod(klass, name);
ms.Add(name, m);
}
return(m);
}
private void DefineMockMethod(TypeBuilder tb, MockMethod mockMethod)
{
MethodInfo mi = mockMethod.Method;
Type[] argTypes = ToTypeArray(mockMethod.Method.GetParameters());
MethodBuilder mb = tb.DefineMethod(mi.Name,
MethodAttributes.Virtual | MethodAttributes.Public | MethodAttributes.ReuseSlot | MethodAttributes.HideBySig,
mi.ReturnType,
argTypes);
ILGenerator il = mb.GetILGenerator();
LocalBuilder V_0 = il.DeclareLocal(typeof(MethodInfo));
LocalBuilder V_1;
if (mi.ReturnType != typeof(void))
{
V_1 = il.DeclareLocal(mi.ReturnType);
}
LocalBuilder V_2 = il.DeclareLocal(typeof(Type[]));
LocalBuilder V_3 = il.DeclareLocal(typeof(object[]));
Label afterjump = il.DefineLabel();
il.Emit(OpCodes.Ldtoken, tb.TypeToken.Token);
il.Emit(OpCodes.Call, typeof(Type).GetMethod("GetTypeFromHandle"));
il.Emit(OpCodes.Ldstr, mi.Name);
if (mi.ReturnType != typeof(void))
{
il.Emit(OpCodes.Ldc_I4, argTypes.Length);
il.Emit(OpCodes.Newarr, typeof(Type));
il.Emit(OpCodes.Stloc_2);
il.Emit(OpCodes.Ldloc_2);
for (int i = 0; i < argTypes.Length; i++)
{
il.Emit(OpCodes.Ldc_I4, i);
il.Emit(OpCodes.Ldtoken, argTypes[i]);
il.Emit(OpCodes.Call, typeof(Type).GetMethod("GetTypeFromHandle"));
il.Emit(OpCodes.Stelem_Ref);
il.Emit(OpCodes.Ldloc_2);
}
}
else
{
il.Emit(OpCodes.Ldsfld, typeof(Type).GetField("EmptyTypes"));
}
il.Emit(OpCodes.Call, typeof(Type).GetMethod("GetMethod", new Type[] { typeof(string), typeof(Type[]) }));
il.Emit(OpCodes.Stloc_0);
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Ldloc_0);
il.Emit(OpCodes.Call, typeof(DynamicMockerBase).GetMethod("RetrieveMethod", new Type[] { typeof(MethodInfo) }));
il.Emit(OpCodes.Stloc_0);
il.Emit(OpCodes.Ldloc_0);
il.Emit(OpCodes.Ldc_I4, argTypes.Length);
il.Emit(OpCodes.Newarr, typeof(object));
if (mi.ReturnType != typeof(void))
{
il.Emit(OpCodes.Stloc_3);
}
for (int i = 0; i < argTypes.Length; i++)
{
il.Emit(OpCodes.Ldloc_3);
il.Emit(OpCodes.Ldc_I4, i);
il.Emit(OpCodes.Ldarg, i + 1);
if (argTypes[i].IsValueType)
{
il.Emit(OpCodes.Box, argTypes[i]);
}
il.Emit(OpCodes.Stelem_Ref);
}
if (mi.ReturnType != typeof(void))
{
il.Emit(OpCodes.Ldloc_3);
}
MethodInfo cm = typeof(MockMethod).GetMethod("Call", new Type[] { typeof(object[]) });
il.Emit(OpCodes.Callvirt, cm);
if (mi.ReturnType == typeof(void))
{
il.Emit(OpCodes.Pop);
}
else if (mi.ReturnType.IsValueType && !cm.ReturnType.IsValueType)
{
il.Emit(OpCodes.Unbox_Any, mi.ReturnType);
}
else
{
il.Emit(OpCodes.Castclass, mi.ReturnType);
}
il.Emit(OpCodes.Ret);
}
