Location\Polygon::getNumberOfPoints PHP Method

    public function getNumberOfPoints()
    {
        return count($this->points);
    }

 public function testIfGetNumberOfPointsWorksAsExpected()
 {
     $polygon = new Polygon();
     $this->assertEquals(0, $polygon->getNumberOfPoints());
     $polygon->addPoint(new Coordinate(10, 10));
     $this->assertEquals(1, $polygon->getNumberOfPoints());
     $polygon->addPoint(new Coordinate(10, 20));
     $this->assertEquals(2, $polygon->getNumberOfPoints());
 }