public void Should_replace_ExtractBody_with_lambda_body_provided_as_instance_method_returnvalue()
{
var myObj = new MyObject();
Expression <Func <MyObject, bool> > expression = o => o.MyProperty == myObj.GetExpressionFromInstanceMethod().ExtractBody(o);
var visitedExpression = ExpressionBodyExtractingVisitor.Rewrite(expression);
ValidateVisitedExpressions(expression, visitedExpression);
}