@BeforeClass
  public static void setUp() {
    expectedJson1 = TestUtils.readFile("serialization/json/expected_json1.json");
    expectedJson2 = TestUtils.readFile("serialization/json/expected_json2.json");

    car1 = new Car();
    car1.setManufacturer("BMW");
    car1.setModelName("X6");
    car1.setVin("1111X6");
    car1.setLengthMillimeters(5500);
    car1.setHeightMillimeters(3500);

    car2 = new Car();
    car2.setManufacturer("Ferarri");
    car2.setModelName("458");
    car2.setVin("F458-111");
    car2.setLengthMillimeters(4800);
    car2.setHeightMillimeters(2800);

    car3 = new Car();
    car3.setManufacturer(car1.getManufacturer());
    car3.setModelName(car1.getModelName());
    car3.setVin(car1.getVin() + "3333");
    car3.setLengthMillimeters(car1.getLengthMillimeters());
    car3.setHeightMillimeters(car1.getHeightMillimeters());

    parking1 = new CarParking();
    parking1.setAddress("Cebra avenue 1F");
    parking1.setParkingName("Baltic Parking");
    parking1.setCars(new Car[] {car1, car3});

    parking2 = new CarParking();
    parking2.setAddress("Clinton street 126");
    parking2.setParkingName("Navy Parking");
    parking2.setCars(new Car[] {car2, car3});
  }
 private static void equals(String expectedJson, String actualJson) {
   assertTrue(
       TestUtils.jsonMessage(expectedJson, actualJson),
       equalsIgnoreWhiteSpaces(expectedJson, actualJson));
 }