pictcode

<?php

/**

 * RedisEngineTest file

 *

 * CakePHP(tm) Tests <http://book.cakephp.org/view/1196/Testing>

 * 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/view/1196/Testing CakePHP(tm) Tests

 * @package       Cake.Test.Case.Cache.Engine

 * @since         CakePHP(tm) v 2.2

 * @license       http://www.opensource.org/licenses/mit-license.php MIT License

 */

App::uses('Cache', 'Cache');

App::uses('RedisEngine', 'Cache/Engine');

/**

 * RedisEngineTest class

 *

 * @package       Cake.Test.Case.Cache.Engine

 */

class RedisEngineTest extends CakeTestCase {

/**

 * setUp method

 *

 * @return void

 */

        public function setUp() {

                parent::setUp();

                $this->skipIf(!class_exists('Redis'), 'Redis is not installed or configured properly.');

                $this->_cacheDisable = Configure::read('Cache.disable');

                Configure::write('Cache.disable', false);

                Cache::config('redis', array(

                        'engine' => 'Redis',

                        'prefix' => 'cake_',

                        'duration' => 3600

                ));

        }

/**

 * tearDown method

 *

 * @return void

 */

        public function tearDown() {

                parent::tearDown();

                Configure::write('Cache.disable', $this->_cacheDisable);

                Cache::drop('');

                Cache::drop('redis_groups');

                Cache::drop('redis_helper');

                Cache::config('default');

        }

/**

 * testSettings method

 *

 * @return void

 */

        public function testSettings() {

                $settings = Cache::settings('redis');

                $expecting = array(

                        'prefix' => 'cake_',

                        'duration' => 3600,

                        'probability' => 100,

                        'groups' => array(),

                        'engine' => 'Redis',

                        'server' => '127.0.0.1',

                        'port' => 6379,

                        'timeout' => 0,

                        'persistent' => true,

                        'password' => false,

                        'database' => 0,

                        'unix_socket' => false,

                );

                $this->assertEquals($expecting, $settings);

        }

/**

 * testConnect method

 *

 * @return void

 */

        public function testConnect() {

                $Redis = new RedisEngine();

                $this->assertTrue($Redis->init(Cache::settings('redis')));

        }

/**

 * testMultiDatabaseOperations method

 *

 * @return void

 */

        public function testMultiDatabaseOperations() {

                Cache::config('redisdb0', array(

                        'engine' => 'Redis',

                        'prefix' => 'cake2_',

                        'duration' => 3600,

                        'persistent' => false,

                ));

                Cache::config('redisdb1', array(

                        'engine' => 'Redis',

                        'database' => 1,

                        'prefix' => 'cake2_',

                        'duration' => 3600,

                        'persistent' => false,

                ));

                $result = Cache::write('save_in_0', true, 'redisdb0');

                $exist = Cache::read('save_in_0', 'redisdb0');

                $this->assertTrue($result);

                $this->assertTrue($exist);

                $result = Cache::write('save_in_1', true, 'redisdb1');

                $this->assertTrue($result);

                $exist = Cache::read('save_in_0', 'redisdb1');

                $this->assertFalse($exist);

                $exist = Cache::read('save_in_1', 'redisdb1');

                $this->assertTrue($exist);

                Cache::delete('save_in_0', 'redisdb0');

                $exist = Cache::read('save_in_0', 'redisdb0');

                $this->assertFalse($exist);

                Cache::delete('save_in_1', 'redisdb1');

                $exist = Cache::read('save_in_1', 'redisdb1');

                $this->assertFalse($exist);

                Cache::drop('redisdb0');

                Cache::drop('redisdb1');

        }

/**

 * testReadAndWriteCache method

 *

 * @return void

 */

        public function testReadAndWriteCache() {

                Cache::set(array('duration' => 1), null, 'redis');

                $result = Cache::read('test', 'redis');

                $expecting = '';

                $this->assertEquals($expecting, $result);

                $data = 'this is a test of the emergency broadcasting system';

                $result = Cache::write('test', $data, 'redis');

                $this->assertTrue($result);

                $result = Cache::read('test', 'redis');

                $expecting = $data;

                $this->assertEquals($expecting, $result);

                $data = array(1, 2, 3);

                $this->assertTrue(Cache::write('array_data', $data, 'redis'));

                $this->assertEquals($data, Cache::read('array_data', 'redis'));

                Cache::delete('test', 'redis');

        }

/**

 * testExpiry method

 *

 * @return void

 */

        public function testExpiry() {

                Cache::set(array('duration' => 1), 'redis');

                $result = Cache::read('test', 'redis');

                $this->assertFalse($result);

                $data = 'this is a test of the emergency broadcasting system';

                $result = Cache::write('other_test', $data, 'redis');

                $this->assertTrue($result);

                sleep(2);

                $result = Cache::read('other_test', 'redis');

                $this->assertFalse($result);

                Cache::set(array('duration' => "+1 second"), 'redis');

                $data = 'this is a test of the emergency broadcasting system';

                $result = Cache::write('other_test', $data, 'redis');

                $this->assertTrue($result);

                sleep(2);

                $result = Cache::read('other_test', 'redis');

                $this->assertFalse($result);

                Cache::config('redis', array('duration' => '+1 second'));

                sleep(2);

                $result = Cache::read('other_test', 'redis');

                $this->assertFalse($result);

                Cache::config('redis', array('duration' => '+29 days'));

                $data = 'this is a test of the emergency broadcasting system';

                $result = Cache::write('long_expiry_test', $data, 'redis');

                $this->assertTrue($result);

                sleep(2);

                $result = Cache::read('long_expiry_test', 'redis');

                $expecting = $data;

                $this->assertEquals($expecting, $result);

                Cache::config('redis', array('duration' => 3600));

        }

/**

 * testDeleteCache method

 *

 * @return void

 */

        public function testDeleteCache() {

                $data = 'this is a test of the emergency broadcasting system';

                $result = Cache::write('delete_test', $data, 'redis');

                $this->assertTrue($result);

                $result = Cache::delete('delete_test', 'redis');

                $this->assertTrue($result);

        }

/**

 * testDecrement method

 *

 * @return void

 */

        public function testDecrement() {

                Cache::delete('test_decrement', 'redis');

                $result = Cache::write('test_decrement', 5, 'redis');

                $this->assertTrue($result);

                $result = Cache::decrement('test_decrement', 1, 'redis');

                $this->assertEquals(4, $result);

                $result = Cache::read('test_decrement', 'redis');

                $this->assertEquals(4, $result);

                $result = Cache::decrement('test_decrement', 2, 'redis');

                $this->assertEquals(2, $result);

                $result = Cache::read('test_decrement', 'redis');

                $this->assertEquals(2, $result);

        }

/**

 * testIncrement method

 *

 * @return void

 */

        public function testIncrement() {

                Cache::delete('test_increment', 'redis');

                $result = Cache::increment('test_increment', 1, 'redis');

                $this->assertEquals(1, $result);

                $result = Cache::read('test_increment', 'redis');

                $this->assertEquals(1, $result);

                $result = Cache::increment('test_increment', 2, 'redis');

                $this->assertEquals(3, $result);

                $result = Cache::read('test_increment', 'redis');

                $this->assertEquals(3, $result);

        }

/**

 * test clearing redis.

 *

 * @return void

 */

        public function testClear() {

                Cache::config('redis2', array(

                        'engine' => 'Redis',

                        'prefix' => 'cake2_',

                        'duration' => 3600

                ));

                Cache::write('some_value', 'cache1', 'redis');

                $result = Cache::clear(true, 'redis');

                $this->assertTrue($result);

                $this->assertEquals('cache1', Cache::read('some_value', 'redis'));

                Cache::write('some_value', 'cache2', 'redis2');

                $result = Cache::clear(false, 'redis');

                $this->assertTrue($result);

                $this->assertFalse(Cache::read('some_value', 'redis'));

                $this->assertEquals('cache2', Cache::read('some_value', 'redis2'));

                Cache::clear(false, 'redis2');

        }

/**

 * test that a 0 duration can successfully write.

 *

 * @return void

 */

        public function testZeroDuration() {

                Cache::config('redis', array('duration' => 0));

                $result = Cache::write('test_key', 'written!', 'redis');

                $this->assertTrue($result);

                $result = Cache::read('test_key', 'redis');

                $this->assertEquals('written!', $result);

        }

/**

 * Tests that configuring groups for stored keys return the correct values when read/written

 * Shows that altering the group value is equivalent to deleting all keys under the same

 * group

 *

 * @return void

 */

        public function testGroupReadWrite() {

                Cache::config('redis_groups', array(

                        'engine' => 'Redis',

                        'duration' => 3600,

                        'groups' => array('group_a', 'group_b'),

                        'prefix' => 'test_'

                ));

                Cache::config('redis_helper', array(

                        'engine' => 'Redis',

                        'duration' => 3600,

                        'prefix' => 'test_'

                ));

                $this->assertTrue(Cache::write('test_groups', 'value', 'redis_groups'));

                $this->assertEquals('value', Cache::read('test_groups', 'redis_groups'));

                Cache::increment('group_a', 1, 'redis_helper');

                $this->assertFalse(Cache::read('test_groups', 'redis_groups'));

                $this->assertTrue(Cache::write('test_groups', 'value2', 'redis_groups'));

                $this->assertEquals('value2', Cache::read('test_groups', 'redis_groups'));

                Cache::increment('group_b', 1, 'redis_helper');

                $this->assertFalse(Cache::read('test_groups', 'redis_groups'));

                $this->assertTrue(Cache::write('test_groups', 'value3', 'redis_groups'));

                $this->assertEquals('value3', Cache::read('test_groups', 'redis_groups'));

        }

/**

 * Tests that deleteing from a groups-enabled config is possible

 *

 * @return void

 */

        public function testGroupDelete() {

                Cache::config('redis_groups', array(

                        'engine' => 'Redis',

                        'duration' => 3600,

                        'groups' => array('group_a', 'group_b')

                ));

                $this->assertTrue(Cache::write('test_groups', 'value', 'redis_groups'));

                $this->assertEquals('value', Cache::read('test_groups', 'redis_groups'));

                $this->assertTrue(Cache::delete('test_groups', 'redis_groups'));

                $this->assertFalse(Cache::read('test_groups', 'redis_groups'));

        }

/**

 * Test clearing a cache group

 *

 * @return void

 */

        public function testGroupClear() {

                Cache::config('redis_groups', array(

                        'engine' => 'Redis',

                        'duration' => 3600,

                        'groups' => array('group_a', 'group_b')

                ));

                $this->assertTrue(Cache::write('test_groups', 'value', 'redis_groups'));

                $this->assertTrue(Cache::clearGroup('group_a', 'redis_groups'));

                $this->assertFalse(Cache::read('test_groups', 'redis_groups'));

                $this->assertTrue(Cache::write('test_groups', 'value2', 'redis_groups'));

                $this->assertTrue(Cache::clearGroup('group_b', 'redis_groups'));

                $this->assertFalse(Cache::read('test_groups', 'redis_groups'));

        }

}