App\Entities\Setting\MailSettingEntity::setSmtpHost PHP Method

    public function setSmtpHost($smtpHost)
    {
        $this->smtpHost = $smtpHost;
        return $this;
    }

 public function test_Should_SetAndGetSmtpHost()
 {
     $mailSettingEntity = new MailSettingEntity();
     $mailSettingEntity->setSmtpHost('localhost');
     $smtpHost = $mailSettingEntity->getSmtpHost();
     $this->assertEquals('localhost', $smtpHost);
 }