Pop\Mail\Mail::setCharset PHP Метод

    public function setCharset($chr)
    {
        $this->message->setCharset($chr);
        return $this;
    }

 public function testSetAndGetCharset()
 {
     $m = new Mail();
     $m->setCharset('utf-8');
     $this->assertEquals('utf-8', $m->getCharset());
 }