@Test
  public void updatePurchaseTest() {

    PurchaseEntity entity = data.get(0);
    PurchaseEntity newEntity = createTestObject();
    newEntity.setId(entity.getId());
    purchasePersistence.update(newEntity);
    PurchaseEntity resp = em.find(PurchaseEntity.class, entity.getId());

    Assert.assertEquals(newEntity.getCardNumber(), resp.getCardNumber());
  }