/**
  * Gets a xml based data and returns a new unit test data object with those values
  * @param SimpleXMLElement $xml
  * @return KalturaUnitTestDataObject the new unit test data object with the given data
  */
 public static function fromXml($xml)
 {
     $objectInstace = new KalturaUnitTestDataObject();
     $objectInstace->type = (string) $xml['type'];
     $objectInstace->dataObject = KalturaUnitTestDataObject::getObjectInstance($objectInstace->type);
     $objectInstace->additionalData = kXml::getAttributesAsArray($xml);
     if (class_exists($objectInstace->type)) {
         foreach ($xml->children() as $child) {
             $childKey = $child->getName();
             //if dbValue exists
             if (isset($child["dbValue"])) {
                 $objectInstace->comments[$childKey] = (string) $child["dbValue"];
             }
             if (strlen($child) != 0) {
                 $childValue = (string) $child;
             } else {
                 $childValue = null;
             }
             $childValueType = (string) $child["type"];
             try {
                 //TODO: Handle fields which are arrays (currently handled hard coded)
                 if ($childKey == "array" || $childKey == "Array") {
                     $arrayValue = array();
                     foreach ($child->children() as $singleElementKey => $singleElementValue) {
                         $key = (string) $singleElementValue["key"];
                         $arrayValue[$key] = (string) $singleElementValue;
                         $arrayKey = $singleElementKey;
                         //if dbValue exists
                         if (isset($singleElementValue["dbValue"])) {
                             $objectInstace->comments[$singleElementKey][$key] = (string) $singleElementValue["dbValue"];
                         }
                     }
                     KalturaUnitTestDataObject::setPropertyValue(&$objectInstace->dataObject, $arrayKey, $arrayValue, $childValueType);
                 } else {
                     KalturaUnitTestDataObject::setPropertyValue(&$objectInstace->dataObject, $childKey, $childValue, $childValueType);
                 }
             } catch (Exception $e) {
                 throw new Exception("Error can't set by name" . $childValue . $e, $e->getCode());
             }
         }
     } else {
         //Handle no classes objects like string and int
         //TODO: add support for file... here or there...
     }
     // pass back propel object
     return $objectInstace;
 }