### Question:
DefaultSchemaDiffValidatorFactory implements SchemaDiffValidatorFactory { @Override public List<SchemaDiffValidator> create() { List<SchemaDiffValidator> validators = new ArrayList<>(); validators.add(new SchemaDiffValidatorEngine( Collections.emptyList(), Collections.emptyList(), compareValidators() )); return Collections.unmodifiableList(validators); }  @Override List<SchemaDiffValidator> create();  }### Answer:
@Test public void create() { List<SchemaDiffValidator> validators = validatorFactory.create(); assertThat(validators).hasSize(1); }