public void InstantiateFieldSignature()
{
var signature = new FieldSignature(new GenericParameterSignature(GenericParameterType.Type, 0));
var context = new GenericContext(GetProvider(_module.CorLibTypeFactory.String), null);
var newSignature = signature.InstantiateGenericTypes(context);
Assert.Equal(new FieldSignature(_module.CorLibTypeFactory.String), newSignature, Comparer);
}