public function prepare(ExampleNode $example, Specification $context, MatcherManager $matchers, CollaboratorManager $collaborators)
{
$subjectFactory = new Wrapper($matchers, $this->presenter, $this->dispatcher, $example, $this->accessInspector);
$subject = $subjectFactory->wrap(null);
$subject->beAnInstanceOf($example->getSpecification()->getResource()->getSrcClassname());
$context->setSpecificationSubject($subject);
}