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 <?php
 /**
  * Zend Framework
  *
  * LICENSE
  *
  * This source file is subject to the new BSD license that is bundled
  * with this package in the file LICENSE.txt.
  * It is also available through the world-wide-web at this URL:
  * http://framework.zend.com/license/new-bsd
  * If you did not receive a copy of the license and are unable to
  * obtain it through the world-wide-web, please send an email
  * to license@zend.com so we can send you a copy immediately.
  *
  * @category   Zend
  * @package    Zend_Test
  * @subpackage PHPUnit
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /**
  * Represent a PHPUnit Database Extension table with Queries using a Zend_Db adapter for assertion against other tables.
  *
  * @uses       PHPUnit_Extensions_Database_DataSet_QueryTable
  * @category   Zend
  * @package    Zend_Test
  * @subpackage PHPUnit
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  */
 class Zend_Test_PHPUnit_Db_DataSet_QueryTable extends PHPUnit_Extensions_Database_DataSet_QueryTable
 {
     /**
      * Creates a new database query table object.
      *
      * @param string                                             $tableName
      * @param string                                             $query
      * @param PHPUnit_Extensions_Database_DB_IDatabaseConnection $databaseConnection
      * @throws Zend_Test_PHPUnit_Db_Exception
      */
     public function __construct($tableName, $query, PHPUnit_Extensions_Database_DB_IDatabaseConnection $databaseConnection)
     {
         if( !($databaseConnection instanceof Zend_Test_PHPUnit_Db_Connection) ) {
             // require_once "Zend/Test/PHPUnit/Db/Exception.php";
             throw new Zend_Test_PHPUnit_Db_Exception("Zend_Test_PHPUnit_Db_DataSet_QueryTable only works with Zend_Test_PHPUnit_Db_Connection connections-");
         }
         parent::__construct($tableName, $query, $databaseConnection);
     }
 
     /**
      * Load data from the database.
      *
      * @return void
      */
     protected function loadData()
     {
         if($this->data === null) {
             $stmt = $this->databaseConnection->getConnection()->query($this->query);
             $this->data = $stmt->fetchAll(Zend_Db::FETCH_ASSOC);
         }
     }
 
     /**
      * Create Table Metadata
      */
     protected function createTableMetaData()
     {
         if ($this->tableMetaData === NULL)
         {
             $this->loadData();
             $keys = array();
             if(count($this->data) > 0) {
                 $keys = array_keys($this->data[0]);
             }
             $this->tableMetaData = new PHPUnit_Extensions_Database_DataSet_DefaultTableMetaData(
                 $this->tableName, $keys
             );
         }
     }
 }