PhpOffice\PhpPresentation\Shape\RichText\BreakElement::setLanguage PHP Метод

    public function setLanguage($lang)
    {
        return $this;
    }

 public function testLanguage()
 {
     $object = new BreakElement();
     $this->assertNull($object->getLanguage());
     $this->assertInstanceOf('PhpOffice\\PhpPresentation\\Shape\\RichText\\BreakElement', $object->setLanguage('en-US'));
     $this->assertNull($object->getLanguage());
 }