@Before
  public void setUp() {

    repository.deleteAll();

    dave = repository.save(new Customer("Dave", "Matthews"));
    oliver = repository.save(new Customer("Oliver August", "Matthews"));
    carter = repository.save(new Customer("Carter", "Beauford"));
  }
  /**
   * Test case to show the usage of the geo-spatial APIs to lookup people within a given distance of
   * a reference point.
   */
  @Test
  public void exposesGeoSpatialFunctionality() {

    GeospatialIndex indexDefinition = new GeospatialIndex("address.location");
    indexDefinition.getIndexOptions().put("min", -180);
    indexDefinition.getIndexOptions().put("max", 180);

    operations.indexOps(Customer.class).ensureIndex(indexDefinition);

    Customer ollie = new Customer("Oliver", "Gierke");
    ollie.setAddress(new Address(new Point(52.52548, 13.41477)));
    ollie = repository.save(ollie);

    Point referenceLocation = new Point(52.51790, 13.41239);
    Distance oneKilometer = new Distance(1, Metrics.KILOMETERS);

    GeoResults<Customer> result =
        repository.findByAddressLocationNear(referenceLocation, oneKilometer);

    assertThat(result.getContent(), hasSize(1));

    Distance distanceToFirstStore = result.getContent().get(0).getDistance();
    assertThat(distanceToFirstStore.getMetric(), is(Metrics.KILOMETERS));
    assertThat(distanceToFirstStore.getValue(), closeTo(0.862, 0.001));
  }
  /** Test case to show that automatically generated ids are assigned to the domain objects. */
  @Test
  public void setsIdOnSave() {

    Customer dave = repository.save(new Customer("Dave", "Matthews"));
    assertThat(dave.getId(), is(notNullValue()));
  }