Location\PolygonTest::testIfGetLngsWorksAsExpected PHP Method

    public function testIfGetLngsWorksAsExpected()
    {
        $polygon = new Polygon();
        $polygon->addPoint(new Coordinate(10, 20));
        $polygon->addPoint(new Coordinate(10, 40));
        $polygon->addPoint(new Coordinate(30, 40));
        $polygon->addPoint(new Coordinate(30, 20));
        $expected = [20, 40, 40, 20];
        $this->assertEquals($expected, $polygon->getLngs());
    }