@Test
 public void testAddScore() throws Exception {
   scoresDb.store(score);
   List<Score> scores = scoresDb.getAllScores();
   assertThat(scores.size()).isEqualTo(1);
   assertThat(scores.get(0).getTotal()).isEqualTo(1);
   assertThat(scores.get(0).date).isEqualTo(scoreDate);
   List<AnswerRecord> answerRecordList = scores.get(0).getAnswerRecordList();
   assertThat(answerRecordList.size()).isEqualTo(2);
   assertThat(answerRecordList.get(0).preposition.word).isEqualTo("aus");
   assertThat(answerRecordList.get(1).preposition.word).isEqualTo("bei");
   assertThat(answerRecordList.get(0).playerAnswer).isEqualTo(Preposition.type.DATIV);
   assertThat(answerRecordList.get(1).playerAnswer).isEqualTo(Preposition.type.AKK);
 }
 @Test
 public void testDbStart() throws Exception {
   assertThat(scoresDb.getAllScores()).isEmpty();
 }