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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 Test
* @subpackage PHPUnit
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: DbAdapter.php 18951 2009-11-12 16:26:19Z alexander $
*/
/**
* @see Zend_Db_Adapter_Abstract
*/
require_once "Zend/Db/Adapter/Abstract.php";
/**
* @see Zend_Test_DbStatement
*/
require_once "Zend/Test/DbStatement.php";
/**
* @see Zend_Db_Profiler
*/
require_once 'Zend/Db/Profiler.php';
/**
* Testing Database Adapter which acts as a stack for SQL Results
*
* @uses uses
* @category Zend
* @package package
* @subpackage subpackage
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Test_DbAdapter extends Zend_Db_Adapter_Abstract
{
/**
* @var array
*/
protected $_statementStack = array();
/**
* @var boolean
*/
protected $_connected = false;
/**
* @var array
*/
protected $_listTables = array();
/**
* @var array
*/
protected $_lastInsertIdStack = array();
/**
* @var array
*/
protected $_describeTables = array();
/**
* Empty constructor to make it parameterless.
*/
public function __construct()
{
$profiler = new Zend_Db_Profiler();
$profiler->setEnabled(true);
$this->setProfiler($profiler);
}
/**
* Append a new Statement to the SQL Result Stack.
*
* @param Zend_Test_DbStatement $stmt
* @return Zend_Test_DbAdapter
*/
public function appendStatementToStack(Zend_Test_DbStatement $stmt)
{
array_push($this->_statementStack, $stmt);
return $this;
}
/**
* Append a new Insert Id to the {@see lastInsertId}.
*
* @param int|string $id
* @return Zend_Test_DbAdapter
*/
public function appendLastInsertIdToStack($id)
{
array_push($this->_lastInsertIdStack, $id);
return $this;
}
/**
* Returns the symbol the adapter uses for delimited identifiers.
*
* @return string
*/
public function getQuoteIdentifierSymbol()
{
return '';
}
/**
* Set the result from {@see listTables()}.
*
* @param array $listTables
*/
public function setListTables(array $listTables)
{
$this->_listTables = $listTables;
}
/**
* Returns a list of the tables in the database.
*
* @return array
*/
public function listTables()
{
return $this->_listTables;
}
/**
*
* @param string $table
* @param array $tableInfo
* @return Zend_Test_DbAdapter
*/
public function setDescribeTable($table, $tableInfo)
{
$this->_describeTables[$table] = $tableInfo;
return $this;
}
/**
* Returns the column descriptions for a table.
*
* The return value is an associative array keyed by the column name,
* as returned by the RDBMS.
*
* The value of each array element is an associative array
* with the following keys:
*
* SCHEMA_NAME => string; name of database or schema
* TABLE_NAME => string;
* COLUMN_NAME => string; column name
* COLUMN_POSITION => number; ordinal position of column in table
* DATA_TYPE => string; SQL datatype name of column
* DEFAULT => string; default expression of column, null if none
* NULLABLE => boolean; true if column can have nulls
* LENGTH => number; length of CHAR/VARCHAR
* SCALE => number; scale of NUMERIC/DECIMAL
* PRECISION => number; precision of NUMERIC/DECIMAL
* UNSIGNED => boolean; unsigned property of an integer type
* PRIMARY => boolean; true if column is part of the primary key
* PRIMARY_POSITION => integer; position of column in primary key
*
* @param string $tableName
* @param string $schemaName OPTIONAL
* @return array
*/
public function describeTable($tableName, $schemaName = null)
{
if(isset($this->_describeTables[$tableName])) {
return $this->_describeTables[$tableName];
} else {
return array();
}
}
/**
* Creates a connection to the database.
*
* @return void
*/
protected function _connect()
{
$this->_connected = true;
}
/**
* Test if a connection is active
*
* @return boolean
*/
public function isConnected()
{
return $this->_connected;
}
/**
* Force the connection to close.
*
* @return void
*/
public function closeConnection()
{
$this->_connected = false;
}
/**
* Prepare a statement and return a PDOStatement-like object.
*
* @param string|Zend_Db_Select $sql SQL query
* @return Zend_Db_Statment|PDOStatement
*/
public function prepare($sql)
{
$queryId = $this->getProfiler()->queryStart($sql);
if(count($this->_statementStack)) {
$stmt = array_pop($this->_statementStack);
} else {
$stmt = new Zend_Test_DbStatement();
}
if($this->getProfiler()->getEnabled() == true) {
$qp = $this->getProfiler()->getQueryProfile($queryId);
$stmt->setQueryProfile($qp);
}
return $stmt;
}
/**
* Gets the last ID generated automatically by an IDENTITY/AUTOINCREMENT column.
*
* As a convention, on RDBMS brands that support sequences
* (e.g. Oracle, PostgreSQL, DB2), this method forms the name of a sequence
* from the arguments and returns the last id generated by that sequence.
* On RDBMS brands that support IDENTITY/AUTOINCREMENT columns, this method
* returns the last value generated for such a column, and the table name
* argument is disregarded.
*
* @param string $tableName OPTIONAL Name of table.
* @param string $primaryKey OPTIONAL Name of primary key column.
* @return string
*/
public function lastInsertId($tableName = null, $primaryKey = null)
{
if(count($this->_lastInsertIdStack)) {
return array_pop($this->_lastInsertIdStack);
} else {
return false;
}
}
/**
* Begin a transaction.
*/
protected function _beginTransaction()
{
return;
}
/**
* Commit a transaction.
*/
protected function _commit()
{
return;
}
/**
* Roll-back a transaction.
*/
protected function _rollBack()
{
}
/**
* Set the fetch mode.
*
* @param integer $mode
* @return void
* @throws Zend_Db_Adapter_Exception
*/
public function setFetchMode($mode)
{
return;
}
/**
* Adds an adapter-specific LIMIT clause to the SELECT statement.
*
* @param mixed $sql
* @param integer $count
* @param integer $offset
* @return string
*/
public function limit($sql, $count, $offset = 0)
{
return sprintf('%s LIMIT %d,%d', $sql, $offset, $count);
}
/**
* Check if the adapter supports real SQL parameters.
*
* @param string $type 'positional' or 'named'
* @return bool
*/
public function supportsParameters($type)
{
return true;
}
/**
* Retrieve server version in PHP style
*
* @return string
*/
function getServerVersion()
{
return "1.0.0";
}
}
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