@Test
public void calculationByDistance_EltenToKleve_ReturnsDistance() {

    final double RESULT = 8.250642402104924;
    final LatLng ELTEN = new LatLng(51.863454, 6.171409);
    final LatLng KLEVE = new LatLng(51.795390, 6.123602);
    assertThat(H.calculationByDistance(ELTEN, KLEVE), is(RESULT));
}