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

    public function setOutline(Outline $outline)
    {
        $this->outline = $outline;
        return $this;
    }

 public function testOutline()
 {
     $object = new Series();
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\Chart\\Series', $object->setOutline(new Outline()));
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Style\\Outline', $object->getOutline());
 }