val t: Future[MatchResult[Personne]] = db.getPersonne(userId).map(_.get must beEqualTo(personne))
t.await

val r: Future[MatchResult[Personne]] = db.getPersonne(userId).map(_.get must beEqualTo(personne))
   r.map {
     case r@isWhatIExpected => r
     case isNot => isNot
   }

found   : scala.concurrent.Future[org.specs2.matcher.MatchResult[Personne]]
[error]  required: org.specs2.specification.create.InterpolatedFragment