/**
  * Pretty-print a full coordinate (longitude and latitude)
  *
  * Code from http://en.wikipedia.org/wiki/Geographic_coordinate_conversion
  *
  * @return string
  */
 static function pretty_print_coordinates(midgardmvc_helper_location_spot $spot)
 {
     return $spot->__toString();
 }
 public function test_toString()
 {
     // Helsinki-Malmi airport (EFHF)
     $efhf = new midgardmvc_helper_location_spot(60.254558, 25.042828);
     $coordinates = $efhf->__toString();
     $this->assertEquals('60°15′16″N 25°2′34″E', $coordinates);
     // Midgard airport (FYMG)
     $fymg = new midgardmvc_helper_location_spot(-22.083332, 17.366667);
     $coordinates = $fymg->__toString();
     $this->assertEquals('22°4′59″S 17°22′0″E', $coordinates);
 }