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