function it_adds_user_to_record(UserProviderInterface $userProvider)
 {
     $userProvider->getUser()->willReturn('boris');
     $this->processRecord(['message' => 'test log'])->shouldReturn(['message' => 'test log', 'extra' => ['user' => 'boris']]);
 }
 /**
  * @param array $record
  *
  * @return array
  */
 public function processRecord(array $record)
 {
     $record['extra']['user'] = $this->userProvider->getUser();
     return $record;
 }