PhpOffice\PhpPresentation\Shape\Chart\Series::setShowLeaderLines PHP Метод

    public function setShowLeaderLines($value)
    {
        $this->showLeaderLines = $value;
        return $this;
    }

 public function testShowLeaderLines()
 {
     $object = new Series();
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\Chart\\Series', $object->setShowLeaderLines(true));
     $this->assertTrue($object->hasShowLeaderLines());
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\Chart\\Series', $object->setShowLeaderLines(false));
     $this->assertFalse($object->hasShowLeaderLines());
 }