zoneminder/web/lib/Cake/TestSuite/Fixture/CakeTestFixture.php

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2013-05-01 18:58:31 +08:00
<?php
/**
* CakePHP(tm) Tests <http://book.cakephp.org/2.0/en/development/testing.html>
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests
* @package Cake.TestSuite.Fixture
* @since CakePHP(tm) v 1.2.0.4667
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::uses('CakeSchema', 'Model');
/**
* CakeTestFixture is responsible for building and destroying tables to be used
* during testing.
*
* @package Cake.TestSuite.Fixture
*/
class CakeTestFixture {
/**
* Name of the object
*
* @var string
*/
public $name = null;
/**
* Cake's DBO driver (e.g: DboMysql).
*
* @var object
*/
public $db = null;
/**
* Fixture Datasource
*
* @var string
*/
public $useDbConfig = 'test';
/**
* Full Table Name
*
* @var string
*/
public $table = null;
/**
* List of datasources where this fixture has been created
*
* @var array
*/
public $created = array();
/**
* Fields / Schema for the fixture.
* This array should match the output of Model::schema()
*
* @var array
*/
public $fields = array();
/**
* Fixture records to be inserted.
*
* @var array
*/
public $records = array();
/**
* The primary key for the table this fixture represents.
*
* @var string
*/
public $primaryKey = null;
/**
* Instantiate the fixture.
*
* @throws CakeException on invalid datasource usage.
*/
public function __construct() {
if ($this->name === null) {
if (preg_match('/^(.*)Fixture$/', get_class($this), $matches)) {
$this->name = $matches[1];
} else {
$this->name = get_class($this);
}
}
$connection = 'test';
if (!empty($this->useDbConfig)) {
$connection = $this->useDbConfig;
if (strpos($connection, 'test') !== 0) {
$message = __d(
'cake_dev',
'Invalid datasource name "%s" for "%s" fixture. Fixture datasource names must begin with "test".',
$connection,
$this->name
);
throw new CakeException($message);
}
}
$this->Schema = new CakeSchema(array('name' => 'TestSuite', 'connection' => $connection));
$this->init();
}
/**
* Initialize the fixture.
*
* @return void
* @throws MissingModelException Whe importing from a model that does not exist.
*/
public function init() {
if (isset($this->import) && (is_string($this->import) || is_array($this->import))) {
$import = array_merge(
array('connection' => 'default', 'records' => false),
is_array($this->import) ? $this->import : array('model' => $this->import)
);
$this->Schema->connection = $import['connection'];
if (isset($import['model'])) {
list($plugin, $modelClass) = pluginSplit($import['model'], true);
App::uses($modelClass, $plugin . 'Model');
if (!class_exists($modelClass)) {
throw new MissingModelException(array('class' => $modelClass));
}
$model = new $modelClass(null, null, $import['connection']);
$db = $model->getDataSource();
if (empty($model->tablePrefix)) {
$model->tablePrefix = $db->config['prefix'];
}
$this->fields = $model->schema(true);
$this->fields[$model->primaryKey]['key'] = 'primary';
$this->table = $db->fullTableName($model, false, false);
$this->primaryKey = $model->primaryKey;
ClassRegistry::config(array('ds' => 'test'));
ClassRegistry::flush();
} elseif (isset($import['table'])) {
$model = new Model(null, $import['table'], $import['connection']);
$db = ConnectionManager::getDataSource($import['connection']);
$db->cacheSources = false;
$model->useDbConfig = $import['connection'];
$model->name = Inflector::camelize(Inflector::singularize($import['table']));
$model->table = $import['table'];
$model->tablePrefix = $db->config['prefix'];
$this->fields = $model->schema(true);
$this->primaryKey = $model->primaryKey;
ClassRegistry::flush();
}
if (!empty($db->config['prefix']) && strpos($this->table, $db->config['prefix']) === 0) {
$this->table = str_replace($db->config['prefix'], '', $this->table);
}
if (isset($import['records']) && $import['records'] !== false && isset($model) && isset($db)) {
$this->records = array();
$query = array(
'fields' => $db->fields($model, null, array_keys($this->fields)),
'table' => $db->fullTableName($model),
'alias' => $model->alias,
'conditions' => array(),
'order' => null,
'limit' => null,
'group' => null
);
$records = $db->fetchAll($db->buildStatement($query, $model), false, $model->alias);
if ($records !== false && !empty($records)) {
$this->records = Hash::extract($records, '{n}.' . $model->alias);
}
}
}
if (!isset($this->table)) {
$this->table = Inflector::underscore(Inflector::pluralize($this->name));
}
if (!isset($this->primaryKey) && isset($this->fields['id'])) {
$this->primaryKey = 'id';
}
}
/**
* Run before all tests execute, should return SQL statement to create table for this fixture could be executed successfully.
*
* @param DboSource $db An instance of the database object used to create the fixture table
* @return boolean True on success, false on failure
*/
public function create($db) {
if (!isset($this->fields) || empty($this->fields)) {
return false;
}
if (empty($this->fields['tableParameters']['engine'])) {
$canUseMemory = true;
foreach ($this->fields as $args) {
if (is_string($args)) {
$type = $args;
} elseif (!empty($args['type'])) {
$type = $args['type'];
} else {
continue;
}
if (in_array($type, array('blob', 'text', 'binary'))) {
$canUseMemory = false;
break;
}
}
if ($canUseMemory) {
$this->fields['tableParameters']['engine'] = 'MEMORY';
}
}
$this->Schema->build(array($this->table => $this->fields));
try {
$db->execute($db->createSchema($this->Schema), array('log' => false));
$this->created[] = $db->configKeyName;
} catch (Exception $e) {
$msg = __d(
'cake_dev',
'Fixture creation for "%s" failed "%s"',
$this->table,
$e->getMessage()
);
CakeLog::error($msg);
trigger_error($msg, E_USER_WARNING);
return false;
}
return true;
}
/**
* Run after all tests executed, should return SQL statement to drop table for this fixture.
*
* @param DboSource $db An instance of the database object used to create the fixture table
* @return boolean True on success, false on failure
*/
public function drop($db) {
if (empty($this->fields)) {
return false;
}
$this->Schema->build(array($this->table => $this->fields));
try {
$db->execute($db->dropSchema($this->Schema), array('log' => false));
$this->created = array_diff($this->created, array($db->configKeyName));
} catch (Exception $e) {
return false;
}
return true;
}
/**
* Run before each tests is executed, should return a set of SQL statements to insert records for the table
* of this fixture could be executed successfully.
*
* @param DboSource $db An instance of the database into which the records will be inserted
* @return boolean on success or if there are no records to insert, or false on failure
*/
public function insert($db) {
if (!isset($this->_insert)) {
$values = array();
if (isset($this->records) && !empty($this->records)) {
$fields = array();
foreach ($this->records as $record) {
$fields = array_merge($fields, array_keys(array_intersect_key($record, $this->fields)));
}
$fields = array_unique($fields);
$default = array_fill_keys($fields, null);
foreach ($this->records as $record) {
$values[] = array_values(array_merge($default, $record));
}
$nested = $db->useNestedTransactions;
$db->useNestedTransactions = false;
$result = $db->insertMulti($this->table, $fields, $values);
if (
$this->primaryKey &&
isset($this->fields[$this->primaryKey]['type']) &&
in_array($this->fields[$this->primaryKey]['type'], array('integer', 'biginteger'))
) {
$db->resetSequence($this->table, $this->primaryKey);
}
$db->useNestedTransactions = $nested;
return $result;
}
return true;
}
}
/**
* Truncates the current fixture. Can be overwritten by classes extending
* CakeFixture to trigger other events before / after truncate.
*
* @param DboSource $db A reference to a db instance
* @return boolean
*/
public function truncate($db) {
$fullDebug = $db->fullDebug;
$db->fullDebug = false;
$return = $db->truncate($this->table);
$db->fullDebug = $fullDebug;
return $return;
}
}