public void CalculateDistance()
        {
            // Arrange
            GeoCoordinateVo  latitude1    = new GeoCoordinateVo(51.5f);
            GeoCoordinateVo  longitude1   = new GeoCoordinateVo(0);
            GeoCoordinatesVo coordinates1 = new GeoCoordinatesVo(latitude1, longitude1);

            GeoCoordinateVo  latitude2    = new GeoCoordinateVo(38.8f);
            GeoCoordinateVo  longitude2   = new GeoCoordinateVo(-77.1f);
            GeoCoordinatesVo coordinates2 = new GeoCoordinatesVo(latitude2, longitude2);

            LocationDistanceCalculator calculator = new LocationDistanceCalculator(coordinates1, coordinates2);

            // Act
            var result = Math.Round(calculator.CalculateDistanceInMeters(), 2);

            // Assert
            Assert.Equal(5918185.06, result);
        }
 public LocationDistanceCalculator(GeoCoordinatesVo location1, GeoCoordinatesVo location2)
 {
     this.location1 = location1;
     this.location2 = location2;
 }