public function testGetDistanceHaversineWithEllipsoid() { $latLongObject = new LatLong($this->_xyz); $destinationObject = new LatLong($this->_zyx); $ellipsoid = new ReferenceEllipsoid(ReferenceEllipsoid::AIRY_1830); $distance = $latLongObject->getDistanceHaversine($destinationObject, $ellipsoid); $this->assertTrue(is_object($distance)); $this->assertTrue(is_a($distance, 'Geodetic\\Distance')); }