--- /dev/null
+<?php
+/***************************************************************
+* Copyright notice
+*
+* (c) 2009 Ingo Renner <ingo@typo3.org>
+* All rights reserved
+*
+* This script is part of the TYPO3 project. The TYPO3 project is
+* free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation; either version 2 of the License, or
+* (at your option) any later version.
+*
+* The GNU General Public License can be found at
+* http://www.gnu.org/copyleft/gpl.html.
+*
+* This script is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* This copyright notice MUST APPEAR in all copies of the script!
+***************************************************************/
+
+
+ // TODO implement autoloading so that we only require stuff we really need
+require_once(PATH_t3lib . 'class.t3lib_cache.php');
+
+require_once(PATH_t3lib . 'cache/backend/interfaces/interface.t3lib_cache_backend_backend.php');
+require_once(PATH_t3lib . 'cache/frontend/interfaces/interface.t3lib_cache_frontend_frontend.php');
+
+require_once(PATH_t3lib . 'cache/backend/class.t3lib_cache_backend_abstractbackend.php');
+require_once(PATH_t3lib . 'cache/frontend/class.t3lib_cache_frontend_abstractfrontend.php');
+require_once(PATH_t3lib . 'cache/class.t3lib_cache_exception.php');
+require_once(PATH_t3lib . 'cache/class.t3lib_cache_factory.php');
+require_once(PATH_t3lib . 'cache/class.t3lib_cache_manager.php');
+require_once(PATH_t3lib . 'cache/frontend/class.t3lib_cache_frontend_variablefrontend.php');
+
+require_once(PATH_t3lib . 'cache/exception/class.t3lib_cache_exception_classalreadyloaded.php');
+require_once(PATH_t3lib . 'cache/exception/class.t3lib_cache_exception_duplicateidentifier.php');
+require_once(PATH_t3lib . 'cache/exception/class.t3lib_cache_exception_invalidbackend.php');
+require_once(PATH_t3lib . 'cache/exception/class.t3lib_cache_exception_invalidcache.php');
+require_once(PATH_t3lib . 'cache/exception/class.t3lib_cache_exception_invaliddata.php');
+require_once(PATH_t3lib . 'cache/exception/class.t3lib_cache_exception_nosuchcache.php');
+
+require_once(PATH_t3lib . 'cache/backend/class.t3lib_cache_backend_memcachedbackend.php');
+
+/**
+ * Testcase for the cache to memcached backend
+ *
+ * This file is a backport from FLOW3
+ *
+ * @author Ingo Renner <ingo@typo3.org>
+ * @package TYPO3
+ * @subpackage tests
+ * @version $Id$
+ */
+class t3lib_cache_backend_MemcachedBackendTestCase extends tx_phpunit_testcase {
+
+ /**
+ * Sets up this testcase
+ *
+ * @return void
+ * @author Christian Jul Jensen <julle@typo3.org>
+ * @author Ingo Renner <ingo@typo3.org>
+ */
+ public function setUp() {
+ if (!extension_loaded('memcache')) {
+ $this->markTestSkipped('memcache extension was not available');
+ }
+
+ try {
+ fsockopen('localhost', 11211);
+ } catch (Exception $e) {
+ $this->markTestSkipped('memcached not reachable');
+ }
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ * @author Ingo Renner <ingo@typo3.org>
+ * @expectedException t3lib_cache_Exception
+ */
+ public function setThrowsExceptionIfNoFrontEndHasBeenSet() {
+ $backendOptions = array('servers' => array('localhost:11211'));
+ $backend = new t3lib_cache_backend_MemcachedBackend($backendOptions);
+
+ $data = 'Some data';
+ $identifier = 'MyIdentifier';
+ $backend->set($identifier, $data);
+ }
+
+ /**
+ * @test
+ * @author Robert Lemke <robert@typo3.org>
+ * @author Ingo Renner <ingo@typo3.org>
+ * @expectedException t3lib_cache_Exception
+ */
+ public function constructorThrowsExceptionIfNoMemcacheServerIsConfigured() {
+ $backend = new t3lib_cache_backend_MemcachedBackend();
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ * @author Ingo Renner <ingo@typo3.org>
+ * @expectedException t3lib_cache_Exception
+ */
+ public function setThrowsExceptionIfConfiguredServersAreUnreachable() {
+ $backend = $this->setUpBackend(array('servers' => array('julle.did.this:1234')));
+ $data = 'Somedata';
+ $identifier = 'MyIdentifier';
+ $backend->set($identifier, $data);
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ */
+ public function itIsPossibleToSetAndCheckExistenceInCache() {
+ $backend = $this->setUpBackend();
+ $data = 'Some data';
+ $identifier = 'MyIdentifier';
+ $backend->set($identifier, $data);
+ $inCache = $backend->has($identifier);
+ $this->assertTrue($inCache, 'Memcache failed to set and check entry');
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ */
+ public function itIsPossibleToSetAndGetEntry() {
+ $backend = $this->setUpBackend();
+ $data = 'Some data';
+ $identifier = 'MyIdentifier';
+ $backend->set($identifier, $data);
+ $fetchedData = $backend->get($identifier);
+ $this->assertEquals($data, $fetchedData, 'Memcache failed to set and retrieve data');
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ */
+ public function itIsPossibleToRemoveEntryFromCache() {
+ $backend = $this->setUpBackend();
+ $data = 'Some data';
+ $identifier = 'MyIdentifier';
+ $backend->set($identifier, $data);
+ $backend->remove($identifier);
+ $inCache = $backend->has($identifier);
+ $this->assertFalse($inCache, 'Failed to set and remove data from Memcache');
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ */
+ public function itIsPossibleToOverwriteAnEntryInTheCache() {
+ $backend = $this->setUpBackend();
+ $data = 'Some data';
+ $identifier = 'MyIdentifier';
+ $backend->set($identifier, $data);
+ $otherData = 'some other data';
+ $backend->set($identifier, $otherData);
+ $fetchedData = $backend->get($identifier);
+ $this->assertEquals($otherData, $fetchedData, 'Memcache failed to overwrite and retrieve data');
+ }
+
+ /**
+ * @test
+ * @author Karsten Dambekalns <karsten@typo3.org>
+ */
+ public function findIdentifiersByTagFindsCacheEntriesWithSpecifiedTag() {
+ $backend = $this->setUpBackend();
+
+ $data = 'Some data';
+ $entryIdentifier = 'MyIdentifier';
+ $backend->set($entryIdentifier, $data, array('UnitTestTag%tag1', 'UnitTestTag%tag2'));
+
+ $retrieved = $backend->findIdentifiersByTag('UnitTestTag%tag1');
+ $this->assertEquals($entryIdentifier, $retrieved[0], 'Could not retrieve expected entry by tag.');
+
+ $retrieved = $backend->findIdentifiersByTag('UnitTestTag%tag2');
+ $this->assertEquals($entryIdentifier, $retrieved[0], 'Could not retrieve expected entry by tag.');
+ }
+
+ /**
+ * @test
+ * @author Karsten Dambekalns <karsten@typo3.org>
+ */
+ public function setRemovesTagsFromPreviousSet() {
+ $backend = $this->setUpBackend();
+
+ $data = 'Some data';
+ $entryIdentifier = 'MyIdentifier';
+ $backend->set($entryIdentifier, $data, array('UnitTestTag%tag1', 'UnitTestTag%tag2'));
+ $backend->set($entryIdentifier, $data, array('UnitTestTag%tag3'));
+
+ $retrieved = $backend->findIdentifiersByTag('UnitTestTag%tag2');
+ $this->assertEquals(array(), $retrieved, 'Found entry which should no longer exist.');
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ */
+ public function hasReturnsFalseIfTheEntryDoesntExist() {
+ $backend = $this->setUpBackend();
+ $identifier = 'NonExistingIdentifier';
+ $inCache = $backend->has($identifier);
+ $this->assertFalse($inCache,'"has" did not return false when checking on non existing identifier');
+ }
+
+ /**
+ * @test
+ * @author Christian Jul Jensen <julle@typo3.org>
+ */
+ public function removeReturnsFalseIfTheEntryDoesntExist() {
+ $backend = $this->setUpBackend();
+ $identifier = 'NonExistingIdentifier';
+ $inCache = $backend->remove($identifier);
+ $this->assertFalse($inCache,'"remove" did not return false when checking on non existing identifier');
+ }
+
+ /**
+ * @test
+ * @author Robert Lemke <robert@typo3.org>
+ * @author Karsten Dambekalns <karsten@typo3.org>
+ */
+ public function flushByTagRemovesCacheEntriesWithSpecifiedTag() {
+ $backend = $this->setUpBackend();
+
+ $data = 'some data' . microtime();
+ $backend->set('BackendMemcacheTest1', $data, array('UnitTestTag%test', 'UnitTestTag%boring'));
+ $backend->set('BackendMemcacheTest2', $data, array('UnitTestTag%test', 'UnitTestTag%special'));
+ $backend->set('BackendMemcacheTest3', $data, array('UnitTestTag%test'));
+
+ $backend->flushByTag('UnitTestTag%special');
+
+ $this->assertTrue($backend->has('BackendMemcacheTest1'), 'BackendMemcacheTest1');
+ $this->assertFalse($backend->has('BackendMemcacheTest2'), 'BackendMemcacheTest2');
+ $this->assertTrue($backend->has('BackendMemcacheTest3'), 'BackendMemcacheTest3');
+ }
+
+ /**
+ * @test
+ * @author Karsten Dambekalns <karsten@typo3.org>
+ */
+ public function flushRemovesAllCacheEntries() {
+ $backend = $this->setUpBackend();
+
+ $data = 'some data' . microtime();
+ $backend->set('BackendMemcacheTest1', $data);
+ $backend->set('BackendMemcacheTest2', $data);
+ $backend->set('BackendMemcacheTest3', $data);
+
+ $backend->flush();
+
+ $this->assertFalse($backend->has('BackendMemcacheTest1'), 'BackendMemcacheTest1');
+ $this->assertFalse($backend->has('BackendMemcacheTest2'), 'BackendMemcacheTest2');
+ $this->assertFalse($backend->has('BackendMemcacheTest3'), 'BackendMemcacheTest3');
+ }
+
+ /**
+ * @test
+ * @author Karsten Dambekalns <karsten@typo3.org>
+ * @author Ingo Renner <ingo@typo3.org>
+ */
+ public function flushRemovesOnlyOwnEntries() {
+ $backendOptions = array('servers' => array('localhost:11211'));
+
+ $thisCache = $this->getMock(
+ 't3lib_cache_frontend_AbstractFrontend',
+ array(),
+ array(),
+ '',
+ FALSE
+ );
+ $thisCache->expects($this->any())
+ ->method('getIdentifier')
+ ->will($this->returnValue('thisCache'));
+ $thisBackend = new t3lib_cache_backend_MemcachedBackend($backendOptions);
+ $thisBackend->setCache($thisCache);
+
+ $thatCache = $this->getMock(
+ 't3lib_cache_frontend_AbstractFrontend',
+ array(),
+ array(),
+ '',
+ FALSE
+ );
+ $thatCache->expects($this->any())
+ ->method('getIdentifier')
+ ->will($this->returnValue('thatCache'));
+ $thatBackend = new t3lib_cache_backend_MemcachedBackend($backendOptions);
+ $thatBackend->setCache($thatCache);
+
+ $thisBackend->set('thisEntry', 'Hello');
+ $thatBackend->set('thatEntry', 'World!');
+ $thatBackend->flush();
+
+ $this->assertEquals('Hello', $thisBackend->get('thisEntry'));
+ $this->assertFalse($thatBackend->has('thatEntry'));
+ }
+
+ /**
+ * Check if we can store ~5 MB of data, this gives some headroom for the
+ * reflection data.
+ *
+ * @test
+ * @author Karsten Dambekalns <karsten@typo3.org>
+ */
+ public function largeDataIsStored() {
+ $backend = $this->setUpBackend();
+
+ $data = str_repeat('abcde', 1024 * 1024);
+ $backend->set('tooLargeData', $data);
+
+ $this->assertTrue($backend->has('tooLargeData'));
+ $this->assertEquals($backend->get('tooLargeData'), $data);
+ }
+
+ /**
+ * Sets up the memcached backend used for testing
+ *
+ * @param array $backendOptions Options for the memcache backend
+ * @return t3lib_cache_backend_MemcachedBackend
+ * @author Christian Jul Jensen <julle@typo3.org>
+ * @author Karsten Dambekalns <karsten@typo3.org>
+ * @author Ingo Renner <ingo@typo3.org>
+ */
+ protected function setUpBackend(array $backendOptions = array()) {
+ $cache = $this->getMock('t3lib_cache_frontend_Frontend', array(), array(), '', FALSE);
+ if (empty($backendOptions)) {
+ $backendOptions = array('servers' => array('localhost:11211'));
+ }
+
+ $backend = new t3lib_cache_backend_MemcachedBackend($backendOptions);
+ $backend->setCache($cache);
+
+ return $backend;
+ }
+}
+
+?>
\ No newline at end of file
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