Mini Shell
<?php
/**
* MemcachedEngineTest file
*
* PHP 5
*
* 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.Test.Case.Cache.Engine
* @since CakePHP(tm) v 2.5.0
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
App::uses('Cache', 'Cache');
App::uses('MemcachedEngine', 'Cache/Engine');
/**
* Class TestMemcachedEngine
*
* @package Cake.Test.Case.Cache.Engine
*/
class TestMemcachedEngine extends MemcachedEngine {
/**
* public accessor to _parseServerString
*
* @param string $server
* @return array
*/
public function parseServerString($server) {
return $this->_parseServerString($server);
}
public function setMemcached($memcached) {
$this->_Memcached = $memcached;
}
public function getMemcached() {
return $this->_Memcached;
}
}
/**
* MemcachedEngineTest class
*
* @package Cake.Test.Case.Cache.Engine
*/
class MemcachedEngineTest extends CakeTestCase {
/**
* setUp method
*
* @return void
*/
public function setUp() {
parent::setUp();
$this->skipIf(!class_exists('Memcached'), 'Memcached is not installed or configured properly.');
// @codingStandardsIgnoreStart
$socket = @fsockopen('127.0.0.1', 11211, $errno, $errstr, 1);
// @codingStandardsIgnoreEnd
$this->skipIf(!$socket, 'Memcached is not running.');
fclose($socket);
Cache::config('memcached', array(
'engine' => 'Memcached',
'prefix' => 'cake_',
'duration' => 3600
));
}
/**
* tearDown method
*
* @return void
*/
public function tearDown() {
parent::tearDown();
Cache::drop('memcached');
Cache::drop('memcached_groups');
Cache::drop('memcached_helper');
Cache::config('default');
}
/**
* testSettings method
*
* @return void
*/
public function testSettings() {
$settings = Cache::settings('memcached');
unset($settings['path']);
$expecting = array(
'prefix' => 'cake_',
'duration' => 3600,
'probability' => 100,
'servers' => array('127.0.0.1'),
'persistent' => false,
'compress' => false,
'engine' => 'Memcached',
'login' => null,
'password' => null,
'groups' => array(),
'serialize' => 'php',
'options' => array()
);
$this->assertEquals($expecting, $settings);
}
/**
* testCompressionSetting method
*
* @return void
*/
public function testCompressionSetting() {
$Memcached = new TestMemcachedEngine();
$Memcached->init(array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'compress' => false
));
$this->assertFalse($Memcached->getMemcached()->getOption(Memcached::OPT_COMPRESSION));
$MemcachedCompressed = new TestMemcachedEngine();
$MemcachedCompressed->init(array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'compress' => true
));
$this->assertTrue($MemcachedCompressed->getMemcached()->getOption(Memcached::OPT_COMPRESSION));
}
/**
* test setting options
*
* @return void
*/
public function testOptionsSetting() {
$memcached = new TestMemcachedEngine();
$memcached->init(array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'options' => array(
Memcached::OPT_BINARY_PROTOCOL => true
)
));
$this->assertEquals(1, $memcached->getMemcached()->getOption(Memcached::OPT_BINARY_PROTOCOL));
}
/**
* test accepts only valid serializer engine
*
* @return void
*/
public function testInvalidSerializerSetting() {
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'invalid_serializer'
);
$this->setExpectedException(
'CacheException', 'invalid_serializer is not a valid serializer engine for Memcached'
);
$Memcached->init($settings);
}
/**
* testPhpSerializerSetting method
*
* @return void
*/
public function testPhpSerializerSetting() {
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'php'
);
$Memcached->init($settings);
$this->assertEquals(Memcached::SERIALIZER_PHP, $Memcached->getMemcached()->getOption(Memcached::OPT_SERIALIZER));
}
/**
* testJsonSerializerSetting method
*
* @return void
*/
public function testJsonSerializerSetting() {
$this->skipIf(
!Memcached::HAVE_JSON,
'Memcached extension is not compiled with json support'
);
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'json'
);
$Memcached->init($settings);
$this->assertEquals(Memcached::SERIALIZER_JSON, $Memcached->getMemcached()->getOption(Memcached::OPT_SERIALIZER));
}
/**
* testIgbinarySerializerSetting method
*
* @return void
*/
public function testIgbinarySerializerSetting() {
$this->skipIf(
!Memcached::HAVE_IGBINARY,
'Memcached extension is not compiled with igbinary support'
);
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'igbinary'
);
$Memcached->init($settings);
$this->assertEquals(Memcached::SERIALIZER_IGBINARY, $Memcached->getMemcached()->getOption(Memcached::OPT_SERIALIZER));
}
/**
* testMsgpackSerializerSetting method
*
* @return void
*/
public function testMsgpackSerializerSetting() {
$this->skipIf(
!defined('Memcached::HAVE_MSGPACK') || !Memcached::HAVE_MSGPACK,
'Memcached extension is not compiled with msgpack support'
);
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'msgpack'
);
$Memcached->init($settings);
$this->assertEquals(Memcached::SERIALIZER_MSGPACK, $Memcached->getMemcached()->getOption(Memcached::OPT_SERIALIZER));
}
/**
* testJsonSerializerThrowException method
*
* @return void
*/
public function testJsonSerializerThrowException() {
$this->skipIf(
Memcached::HAVE_JSON,
'Memcached extension is compiled with json support'
);
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'json'
);
$this->setExpectedException(
'CacheException', 'Memcached extension is not compiled with json support'
);
$Memcached->init($settings);
}
/**
* testMsgpackSerializerThrowException method
*
* @return void
*/
public function testMsgpackSerializerThrowException() {
$this->skipIf(
defined('Memcached::HAVE_MSGPACK') && Memcached::HAVE_MSGPACK,
'Memcached extension is compiled with msgpack support'
);
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'msgpack'
);
$this->setExpectedException(
'CacheException', 'msgpack is not a valid serializer engine for Memcached'
);
$Memcached->init($settings);
}
/**
* testIgbinarySerializerThrowException method
*
* @return void
*/
public function testIgbinarySerializerThrowException() {
$this->skipIf(
Memcached::HAVE_IGBINARY,
'Memcached extension is compiled with igbinary support'
);
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'serialize' => 'igbinary'
);
$this->setExpectedException(
'CacheException', 'Memcached extension is not compiled with igbinary support'
);
$Memcached->init($settings);
}
/**
* test using authentication without memcached installed with SASL support
* throw an exception
*
* @return void
*/
public function testSaslAuthException() {
$this->skipIf(version_compare(PHP_VERSION, '7.0.0', '>='));
$Memcached = new TestMemcachedEngine();
$settings = array(
'engine' => 'Memcached',
'servers' => array('127.0.0.1:11211'),
'persistent' => false,
'login' => 'test',
'password' => 'password'
);
$this->setExpectedException('PHPUnit_Framework_Error_Warning');
$Memcached->init($settings);
}
/**
* testSettings method
*
* @return void
*/
public function testMultipleServers() {
$servers = array('127.0.0.1:11211', '127.0.0.1:11222');
$available = true;
$Memcached = new Memcached();
foreach ($servers as $server) {
list($host, $port) = explode(':', $server);
//@codingStandardsIgnoreStart
if (!$Memcached->addServer($host, $port)) {
$available = false;
}
//@codingStandardsIgnoreEnd
}
$this->skipIf(!$available, 'Need memcached servers at ' . implode(', ', $servers) . ' to run this test.');
$Memcached = new MemcachedEngine();
$Memcached->init(array('engine' => 'Memcached', 'servers' => $servers));
$settings = $Memcached->settings();
$this->assertEquals($settings['servers'], $servers);
Cache::drop('dual_server');
}
/**
* test connecting to an ipv6 server.
*
* @return void
*/
public function testConnectIpv6() {
$Memcached = new MemcachedEngine();
$result = $Memcached->init(array(
'prefix' => 'cake_',
'duration' => 200,
'engine' => 'Memcached',
'servers' => array(
'[::1]:11211'
)
));
$this->assertTrue($result);
}
/**
* test domain starts with u
*
* @return void
*/
public function testParseServerStringWithU() {
$Memcached = new TestMemcachedEngine();
$result = $Memcached->parseServerString('udomain.net:13211');
$this->assertEquals(array('udomain.net', '13211'), $result);
}
/**
* test non latin domains.
*
* @return void
*/
public function testParseServerStringNonLatin() {
$Memcached = new TestMemcachedEngine();
$result = $Memcached->parseServerString('schülervz.net:13211');
$this->assertEquals(array('schülervz.net', '13211'), $result);
$result = $Memcached->parseServerString('sülül:1111');
$this->assertEquals(array('sülül', '1111'), $result);
}
/**
* test unix sockets.
*
* @return void
*/
public function testParseServerStringUnix() {
$Memcached = new TestMemcachedEngine();
$result = $Memcached->parseServerString('unix:///path/to/memcachedd.sock');
$this->assertEquals(array('/path/to/memcachedd.sock', 0), $result);
}
/**
* testReadAndWriteCache method
*
* @return void
*/
public function testReadAndWriteCache() {
Cache::set(array('duration' => 1), null, 'memcached');
$result = Cache::read('test', 'memcached');
$expecting = '';
$this->assertEquals($expecting, $result);
$data = 'this is a test of the emergency broadcasting system';
$result = Cache::write('test', $data, 'memcached');
$this->assertTrue($result);
$result = Cache::read('test', 'memcached');
$expecting = $data;
$this->assertEquals($expecting, $result);
Cache::delete('test', 'memcached');
}
/**
* testExpiry method
*
* @return void
*/
public function testExpiry() {
Cache::set(array('duration' => 1), 'memcached');
$result = Cache::read('test', 'memcached');
$this->assertFalse($result);
$data = 'this is a test of the emergency broadcasting system';
$result = Cache::write('other_test', $data, 'memcached');
$this->assertTrue($result);
sleep(2);
$result = Cache::read('other_test', 'memcached');
$this->assertFalse($result);
Cache::set(array('duration' => "+1 second"), 'memcached');
$data = 'this is a test of the emergency broadcasting system';
$result = Cache::write('other_test', $data, 'memcached');
$this->assertTrue($result);
sleep(3);
$result = Cache::read('other_test', 'memcached');
$this->assertFalse($result);
Cache::config('memcached', array('duration' => '+1 second'));
$result = Cache::read('other_test', 'memcached');
$this->assertFalse($result);
Cache::config('memcached', array('duration' => '+29 days'));
$data = 'this is a test of the emergency broadcasting system';
$result = Cache::write('long_expiry_test', $data, 'memcached');
$this->assertTrue($result);
sleep(2);
$result = Cache::read('long_expiry_test', 'memcached');
$expecting = $data;
$this->assertEquals($expecting, $result);
Cache::config('memcached', 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, 'memcached');
$this->assertTrue($result);
$result = Cache::delete('delete_test', 'memcached');
$this->assertTrue($result);
}
/**
* testDecrement method
*
* @return void
*/
public function testDecrement() {
$result = Cache::write('test_decrement', 5, 'memcached');
$this->assertTrue($result);
$result = Cache::decrement('test_decrement', 1, 'memcached');
$this->assertEquals(4, $result);
$result = Cache::read('test_decrement', 'memcached');
$this->assertEquals(4, $result);
$result = Cache::decrement('test_decrement', 2, 'memcached');
$this->assertEquals(2, $result);
$result = Cache::read('test_decrement', 'memcached');
$this->assertEquals(2, $result);
Cache::delete('test_decrement', 'memcached');
}
/**
* test decrementing compressed keys
*
* @return void
*/
public function testDecrementCompressedKeys() {
Cache::config('compressed_memcached', array(
'engine' => 'Memcached',
'duration' => '+2 seconds',
'servers' => array('127.0.0.1:11211'),
'compress' => true
));
$result = Cache::write('test_decrement', 5, 'compressed_memcached');
$this->assertTrue($result);
$result = Cache::decrement('test_decrement', 1, 'compressed_memcached');
$this->assertEquals(4, $result);
$result = Cache::read('test_decrement', 'compressed_memcached');
$this->assertEquals(4, $result);
$result = Cache::decrement('test_decrement', 2, 'compressed_memcached');
$this->assertEquals(2, $result);
$result = Cache::read('test_decrement', 'compressed_memcached');
$this->assertEquals(2, $result);
Cache::delete('test_decrement', 'compressed_memcached');
}
/**
* testIncrement method
*
* @return void
*/
public function testIncrement() {
$result = Cache::write('test_increment', 5, 'memcached');
$this->assertTrue($result);
$result = Cache::increment('test_increment', 1, 'memcached');
$this->assertEquals(6, $result);
$result = Cache::read('test_increment', 'memcached');
$this->assertEquals(6, $result);
$result = Cache::increment('test_increment', 2, 'memcached');
$this->assertEquals(8, $result);
$result = Cache::read('test_increment', 'memcached');
$this->assertEquals(8, $result);
Cache::delete('test_increment', 'memcached');
}
/**
* test incrementing compressed keys
*
* @return void
*/
public function testIncrementCompressedKeys() {
Cache::config('compressed_memcached', array(
'engine' => 'Memcached',
'duration' => '+2 seconds',
'servers' => array('127.0.0.1:11211'),
'compress' => true
));
$result = Cache::write('test_increment', 5, 'compressed_memcached');
$this->assertTrue($result);
$result = Cache::increment('test_increment', 1, 'compressed_memcached');
$this->assertEquals(6, $result);
$result = Cache::read('test_increment', 'compressed_memcached');
$this->assertEquals(6, $result);
$result = Cache::increment('test_increment', 2, 'compressed_memcached');
$this->assertEquals(8, $result);
$result = Cache::read('test_increment', 'compressed_memcached');
$this->assertEquals(8, $result);
Cache::delete('test_increment', 'compressed_memcached');
}
/**
* test that configurations don't conflict, when a file engine is declared after a memcached one.
*
* @return void
*/
public function testConfigurationConflict() {
Cache::config('long_memcached', array(
'engine' => 'Memcached',
'duration' => '+2 seconds',
'servers' => array('127.0.0.1:11211'),
));
Cache::config('short_memcached', array(
'engine' => 'Memcached',
'duration' => '+1 seconds',
'servers' => array('127.0.0.1:11211'),
));
Cache::config('some_file', array('engine' => 'File'));
$this->assertTrue(Cache::write('duration_test', 'yay', 'long_memcached'));
$this->assertTrue(Cache::write('short_duration_test', 'boo', 'short_memcached'));
$this->assertEquals('yay', Cache::read('duration_test', 'long_memcached'), 'Value was not read %s');
$this->assertEquals('boo', Cache::read('short_duration_test', 'short_memcached'), 'Value was not read %s');
sleep(1);
$this->assertEquals('yay', Cache::read('duration_test', 'long_memcached'), 'Value was not read %s');
sleep(2);
$this->assertFalse(Cache::read('short_duration_test', 'short_memcached'), 'Cache was not invalidated %s');
$this->assertFalse(Cache::read('duration_test', 'long_memcached'), 'Value did not expire %s');
Cache::delete('duration_test', 'long_memcached');
Cache::delete('short_duration_test', 'short_memcached');
}
/**
* test clearing memcached.
*
* @return void
*/
public function testClear() {
Cache::config('memcached2', array(
'engine' => 'Memcached',
'prefix' => 'cake2_',
'duration' => 3600
));
Cache::write('some_value', 'cache1', 'memcached');
$result = Cache::clear(true, 'memcached');
$this->assertTrue($result);
$this->assertEquals('cache1', Cache::read('some_value', 'memcached'));
Cache::write('some_value', 'cache2', 'memcached2');
$result = Cache::clear(false, 'memcached');
$this->assertTrue($result);
$this->assertFalse(Cache::read('some_value', 'memcached'));
$this->assertEquals('cache2', Cache::read('some_value', 'memcached2'));
Cache::clear(false, 'memcached2');
}
/**
* test that a 0 duration can successfully write.
*
* @return void
*/
public function testZeroDuration() {
Cache::config('memcached', array('duration' => 0));
$result = Cache::write('test_key', 'written!', 'memcached');
$this->assertTrue($result);
$result = Cache::read('test_key', 'memcached');
$this->assertEquals('written!', $result);
}
/**
* test that durations greater than 30 days never expire
*
* @return void
*/
public function testLongDurationEqualToZero() {
$this->markTestSkipped('Cannot run as Memcached cannot be reflected');
$memcached = new TestMemcachedEngine();
$memcached->settings['compress'] = false;
$mock = $this->getMock('Memcached');
$memcached->setMemcached($mock);
$mock->expects($this->once())
->method('set')
->with('key', 'value', 0);
$value = 'value';
$memcached->write('key', $value, 50 * DAY);
}
/**
* 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('memcached_groups', array(
'engine' => 'Memcached',
'duration' => 3600,
'groups' => array('group_a', 'group_b'),
'prefix' => 'test_'
));
Cache::config('memcached_helper', array(
'engine' => 'Memcached',
'duration' => 3600,
'prefix' => 'test_'
));
$this->assertTrue(Cache::write('test_groups', 'value', 'memcached_groups'));
$this->assertEquals('value', Cache::read('test_groups', 'memcached_groups'));
Cache::increment('group_a', 1, 'memcached_helper');
$this->assertFalse(Cache::read('test_groups', 'memcached_groups'));
$this->assertTrue(Cache::write('test_groups', 'value2', 'memcached_groups'));
$this->assertEquals('value2', Cache::read('test_groups', 'memcached_groups'));
Cache::increment('group_b', 1, 'memcached_helper');
$this->assertFalse(Cache::read('test_groups', 'memcached_groups'));
$this->assertTrue(Cache::write('test_groups', 'value3', 'memcached_groups'));
$this->assertEquals('value3', Cache::read('test_groups', 'memcached_groups'));
}
/**
* Tests that deleteing from a groups-enabled config is possible
*
* @return void
*/
public function testGroupDelete() {
Cache::config('memcached_groups', array(
'engine' => 'Memcached',
'duration' => 3600,
'groups' => array('group_a', 'group_b')
));
$this->assertTrue(Cache::write('test_groups', 'value', 'memcached_groups'));
$this->assertEquals('value', Cache::read('test_groups', 'memcached_groups'));
$this->assertTrue(Cache::delete('test_groups', 'memcached_groups'));
$this->assertFalse(Cache::read('test_groups', 'memcached_groups'));
}
/**
* Test clearing a cache group
*
* @return void
*/
public function testGroupClear() {
Cache::config('memcached_groups', array(
'engine' => 'Memcached',
'duration' => 3600,
'groups' => array('group_a', 'group_b')
));
$this->assertTrue(Cache::write('test_groups', 'value', 'memcached_groups'));
$this->assertTrue(Cache::clearGroup('group_a', 'memcached_groups'));
$this->assertFalse(Cache::read('test_groups', 'memcached_groups'));
$this->assertTrue(Cache::write('test_groups', 'value2', 'memcached_groups'));
$this->assertTrue(Cache::clearGroup('group_b', 'memcached_groups'));
$this->assertFalse(Cache::read('test_groups', 'memcached_groups'));
}
/**
* Test add method.
*
* @return void
*/
public function testAdd() {
Cache::set(array('duration' => 1), null, 'memcached');
Cache::delete('test_add_key', 'default');
$result = Cache::add('test_add_key', 'test data', 'default');
$this->assertTrue($result);
$expected = 'test data';
$result = Cache::read('test_add_key', 'default');
$this->assertEquals($expected, $result);
$result = Cache::add('test_add_key', 'test data 2', 'default');
$this->assertFalse($result);
}
}
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