code: @Before
      public void setUp() {
          defineApplicationLocales();
  
          clearKeys();
  
          List<Key> keys = new ArrayList<>();
          keys.add(createKey(KEY_DEFAULT, false, false, false));
  
          Key outdatedKey = createKey(KEY_OUTDATED, false, false, false);
          outdatedKey.setOutdated();
          keys.add(outdatedKey);
  
          keys.add(createKey(KEY_TLN_APPROX, true, false, false));
          keys.add(createKey(KEY_TLN_OUTDATED, false, true, false));
          keys.add(createKey(KEY_TLN_MISSING, false, false, true));
  
          Key key = keyFactory.createKey(KEY_WITH_MISSING_TRANSLATION);
          key.addTranslation(FR, TRANSLATION_FR);
          keys.add(key);
  
          for (Key keyToPersist : keys) {
              keyRepository.add(keyToPersist);
          }
      }
docs: Initializes the test.