/// <summary>
///
/// </summary>
/// <param name="supportedInterface">interface which the stub
/// class will support</param>
/// <param name="stubMaker">object which will generate
/// method bodies</param>
/// <returns>new stub class</returns>
public Type MakeStubClass(Type supportedInterface, IStubMaker stubMaker)
{
if ( ! supportedInterface.IsInterface )
{
throw new ArgumentException(
"Can only stub interfaces.",
"supportedInterface"
);
}
TypeBuilder typeBuilder = _moduleBuilder.DefineType(
"ProviderStub",
TypeAttributes.Public,
null,
new Type[] { supportedInterface }
);
defineAndImplementStubMethods(typeBuilder, supportedInterface, stubMaker);
Type stubClass = typeBuilder.CreateType();
return stubClass;
}
/// <summary>
/// Define stub methods through <see cref="IStubMaker"/>
/// </summary>
/// <param name="typeBuilder">where to add methods</param>
/// <param name="supportedInterface">interface which the stub
/// class will support</param>
/// <param name="stubMaker">object which will generate
/// method bodies</param>
private static void defineAndImplementStubMethods(
TypeBuilder typeBuilder,
Type supportedInterface, IStubMaker stubMaker
)
{
ArrayList methods = new ArrayList();
getMethodsForInterface(supportedInterface, methods);
foreach (MethodInfo mi in methods)
{
MethodBuilder methodBuilder = typeBuilder.DefineMethod(
mi.Name,
MethodAttributes.Public | MethodAttributes.Virtual,
mi.ReturnType,
getParameterTypes(mi)
);
ILGenerator ilg = methodBuilder.GetILGenerator();
stubMaker.ImplementStubMethod(ilg, mi);
ilg.Emit(OpCodes.Ret);
}
}
private Type getDynamicImplementationType()
{
StubClassMaker classMaker = new StubClassMaker();
IStubMaker stubMaker = null;
Assembly assembly = null;
if ((assembly = _linker.LoadAssembly(NUNIT_ASSEMBLY_NAME)) != null)
{
stubMaker = new NUnitStubMaker(assembly, _linker);
}
else if ((assembly = _linker.LoadAssembly(MBUNIT_ASSEMBLY_NAME)) != null)
{
stubMaker = new MbUnitStubMaker(assembly, _linker);
}
else if ((assembly = _linker.LoadAssembly(CSUNIT_ASSEMBLY_NAME)) != null)
{
stubMaker = new csUnitStubMaker(assembly, _linker);
}
else if ((assembly = _linker.LoadAssemblyWithPartialName(NUNIT_ASSEMBLY_NAME)) != null)
{
stubMaker = new NUnitStubMaker(assembly, _linker);
}
else if ((assembly = _linker.LoadAssemblyWithPartialName(MBUNIT_ASSEMBLY_NAME)) != null)
{
stubMaker = new MbUnitStubMaker(assembly, _linker);
}
else if ((assembly = _linker.LoadAssemblyWithPartialName(CSUNIT_ASSEMBLY_NAME)) != null)
{
stubMaker = new csUnitStubMaker(assembly, _linker);
}
else
{
return(null);
}
Type stubClass = classMaker.MakeStubClass(
typeof(ITestFramework),
stubMaker
);
return(stubClass);
}
/// <summary>
/// Define stub methods through <see cref="IStubMaker"/>
/// </summary>
/// <param name="typeBuilder">where to add methods</param>
/// <param name="supportedInterface">interface which the stub
/// class will support</param>
/// <param name="stubMaker">object which will generate
/// method bodies</param>
private static void defineAndImplementStubMethods(
TypeBuilder typeBuilder,
Type supportedInterface, IStubMaker stubMaker
)
{
ArrayList methods = new ArrayList();
getMethodsForInterface(supportedInterface, methods);
foreach (MethodInfo mi in methods)
{
MethodBuilder methodBuilder = typeBuilder.DefineMethod(
mi.Name,
MethodAttributes.Public | MethodAttributes.Virtual,
mi.ReturnType,
getParameterTypes(mi)
);
ILGenerator ilg = methodBuilder.GetILGenerator();
stubMaker.ImplementStubMethod(ilg, mi);
ilg.Emit(OpCodes.Ret);
}
}
/// <summary>
///
/// </summary>
/// <param name="supportedInterface">interface which the stub
/// class will support</param>
/// <param name="stubMaker">object which will generate
/// method bodies</param>
/// <returns>new stub class</returns>
public Type MakeStubClass(Type supportedInterface, IStubMaker stubMaker)
{
if (!supportedInterface.IsInterface)
{
throw new ArgumentException(
"Can only stub interfaces.",
"supportedInterface"
);
}
TypeBuilder typeBuilder = _moduleBuilder.DefineType(
"ProviderStub",
TypeAttributes.Public,
null,
new Type[] { supportedInterface }
);
defineAndImplementStubMethods(typeBuilder, supportedInterface, stubMaker);
Type stubClass = typeBuilder.CreateType();
return(stubClass);
}
