public function testGeoArea()
 {
     // кадастровый участок из одного полигона 69:14:0000016:84
     // кадастровая площадь 36.52 га
     $area = GeoAreaCalculator::getArea([[56.982548643784, 36.836865268768], [56.982437653588, 36.836797742369], [56.982067683878, 36.83659516317], [56.98084675775, 36.836325057572], [56.980254779157, 36.836460110371], [56.979588791989, 36.838485902357], [56.978441786167, 36.83801321756], [56.977701763662, 36.838350849558], [56.976406688891, 36.836730215969], [56.975962652888, 36.836325057572], [56.975740632901, 36.83666268957], [56.975592618841, 36.837135374366], [56.976221674533, 36.838756007955], [56.978478786907, 36.843145223925], [56.97892279291, 36.848817441487], [56.979884787756, 36.849897863879], [56.980106783038, 36.849897863879], [56.980698763984, 36.848749915087], [56.980957752689, 36.848614862288], [56.981401729135, 36.847601966295], [56.982215672203, 36.846048859106], [56.98236365994, 36.845508647909], [56.982992601261, 36.837202900766]]);
     $this->assertEquals($area, 362124.8472636817, "36.52 ? {$area}");
     // кадастровый участок из одного полигона 69:04:0000012:914
     // кадастровая площадь 171.42 га
     $area2 = GeoAreaCalculator::getArea([[58.086825851999, 34.415427996453], [58.086569810175, 34.41470048528], [58.08328377701, 34.405566178327], [58.08149126774, 34.400311930965], [58.082302175943, 34.397725224571], [58.082728962333, 34.396108533075], [58.081960743156, 34.395542691051], [58.07504602638, 34.391420127736], [58.074960651135, 34.391420127736], [58.074789900032, 34.39182430061], [58.07393613227, 34.394815179878], [58.070947784301, 34.38980343624], [58.06966698717, 34.387540068146], [58.069069266119, 34.386246714949], [58.068685011588, 34.386650887823], [58.068258057259, 34.387378398996], [58.068172665781, 34.387620902721], [58.068172665781, 34.388267579319], [58.068471535062, 34.391662631461], [58.068514230469, 34.394653510729], [58.06859962113, 34.394896014453], [58.06885579189, 34.395138518177], [58.068941181735, 34.394976849028], [58.068941181735, 34.394411007004], [58.069069266119, 34.39416850328], [58.069154655453, 34.394653510729], [58.069581599061, 34.394734345303], [58.069709681148, 34.395057683603], [58.069709681148, 34.395219352752], [58.069581599061, 34.395461856477], [58.06966698717, 34.3960276985], [58.069111960811, 34.396674375099], [58.069111960811, 34.396916878823], [58.069197350043, 34.396997713398], [58.069282739071, 34.397401886272], [58.069453516515, 34.397725224571], [58.069709681148, 34.397886893721], [58.069880456549, 34.397886893721], [58.070222004901, 34.397482720847], [58.070520857029, 34.397401886272], [58.070734321303, 34.39804856287], [58.070990476747, 34.399341916067], [58.071545473905, 34.399746088941], [58.071545473905, 34.399988592666], [58.071374706468, 34.40006942724], [58.070392777852, 34.399341916067], [58.069965843943, 34.399341916067], [58.06979506895, 34.399503585217], [58.069837762775, 34.399826923516], [58.070136618119, 34.400635269264], [58.070563549986, 34.401524449587], [58.070947784301, 34.40209029161], [58.071502782123, 34.402009457036], [58.071673548948, 34.402979471933], [58.071844314956, 34.403141141083], [58.072057771317, 34.403141141083], [58.072143153504, 34.402979471933], [58.072100462436, 34.402332795335], [58.072399298841, 34.402575299059], [58.07252737082, 34.402898637358], [58.072911584001, 34.404191990555], [58.073167723825, 34.405727847477], [58.073210413617, 34.407910380996], [58.07385075437, 34.41033541824], [58.074533771848, 34.410739591114], [58.075387525318, 34.411467102288], [58.077009600659, 34.411547936862], [58.077479135028, 34.411709606012], [58.07782061069, 34.412598786335], [58.078290134391, 34.413245462933], [58.078503552213, 34.413164628358], [58.078845018074, 34.41267962091], [58.079357210741, 34.412922124634], [58.079655986403, 34.413245462933], [58.080040122864, 34.413811304957], [58.080168167432, 34.414619650705], [58.080040122864, 34.415993838477], [58.079698668436, 34.417287191673], [58.079869396058, 34.417772199122], [58.080168167432, 34.418095537421], [58.080466936305, 34.418014702847], [58.080594979343, 34.417853033697], [58.081363227919, 34.417691364547], [58.082131459958, 34.416317176776], [58.082856997255, 34.417125522524], [58.083155743619, 34.417206357099], [58.084564085653, 34.416398011351], [58.086271092391, 34.416074673051], [58.086825851999, 34.416074673051], [58.087337930136, 34.416883018799]]);
     $this->assertEquals($area2, 1727211.777916373, "171.42 ? {$area2}");
 }
 public function testGeoArea()
 {
     $area = GeoAreaCalculator::getArea([[-10.812317, 18], [10.812317, -18], [26.565051, 18], [52.622632, -18], [52.622632, 54], [10.812317, 54], [-10.812317, 18]]);
     $this->assertEquals(floor($area), 33953235824742);
 }