good-future-apply-1.scala

def send(message: Message): Future[Boolean] = {
  if (isValid(message)) {
    producer.send(message).recover({case _ => false})
  } else {
    Future.successful(false) // fixed :)
  }
}

good-future-apply-2.scala

class UnitTest extends mutable.Specification with Mockito {
  "Module" should {
    "return false if producer throw exception" in {
      val producer = mock[Producer]
      val module = new Module(producer)
      producer.send(any) returns Future.failed(new Exception("failed")) // fixed :)
      module.send(mock[Message]) must beEqualTo(false).await
    }
  }
}