Mark Johnson
045ee091da
* Add new requirelockingbeforewrite flag for cache definitions * Implement native locking in cachestore_file (leveraging file_lock_factory).
115 lines
4.0 KiB
PHP
115 lines
4.0 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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namespace cachestore_file;
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use cache_definition;
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use cache_store;
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use cachestore_file;
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defined('MOODLE_INTERNAL') || die();
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// Include the necessary evils.
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global $CFG;
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require_once($CFG->dirroot.'/cache/tests/fixtures/stores.php');
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require_once($CFG->dirroot.'/cache/stores/file/lib.php');
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/**
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* File unit test class.
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*
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* @package cachestore_file
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* @copyright 2013 Sam Hemelryk
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @covers \cachestore_file
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*/
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class store_test extends \cachestore_tests {
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/**
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* Returns the file class name
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* @return string
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*/
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protected function get_class_name() {
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return 'cachestore_file';
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}
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/**
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* Testing cachestore_file::get with prescan enabled and with
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* deleting the cache between the prescan and the call to get.
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*
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* The deleting of cache simulates some other process purging
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* the cache.
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*/
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public function test_cache_get_with_prescan_and_purge() {
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global $CFG;
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$definition = cache_definition::load_adhoc(cache_store::MODE_REQUEST, 'cachestore_file', 'phpunit_test');
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$name = 'File test';
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$path = make_cache_directory('cachestore_file_test');
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$cache = new cachestore_file($name, array('path' => $path, 'prescan' => true));
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$cache->initialise($definition);
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$cache->set('testing', 'value');
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$path = make_cache_directory('cachestore_file_test');
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$cache = new cachestore_file($name, array('path' => $path, 'prescan' => true));
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$cache->initialise($definition);
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// Let's pretend that some other process purged caches.
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remove_dir($CFG->cachedir.'/cachestore_file_test', true);
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make_cache_directory('cachestore_file_test');
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$cache->get('testing');
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}
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/**
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* Tests the get_last_read byte count.
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*/
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public function test_get_last_io_bytes(): void {
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$definition = cache_definition::load_adhoc(cache_store::MODE_REQUEST, 'cachestore_file', 'phpunit_test');
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$store = new \cachestore_file('Test');
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$store->initialise($definition);
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$store->set('foo', 'bar');
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$store->set('frog', 'ribbit');
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$store->get('foo');
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// It's not 3 bytes, because the data is stored serialized.
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$this->assertEquals(10, $store->get_last_io_bytes());
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$store->get('frog');
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$this->assertEquals(13, $store->get_last_io_bytes());
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$store->get_many(['foo', 'frog']);
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$this->assertEquals(23, $store->get_last_io_bytes());
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$store->set('foo', 'goo');
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$this->assertEquals(10, $store->get_last_io_bytes());
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$store->set_many([
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['key' => 'foo', 'value' => 'bar'],
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['key' => 'frog', 'value' => 'jump']
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]);
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$this->assertEquals(21, $store->get_last_io_bytes());
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}
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public function test_lock() {
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$store = new \cachestore_file('Test');
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$this->assertTrue($store->acquire_lock('lock', '123'));
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$this->assertTrue($store->check_lock_state('lock', '123'));
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$this->assertFalse($store->check_lock_state('lock', '321'));
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$this->assertNull($store->check_lock_state('notalock', '123'));
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$this->assertFalse($store->release_lock('lock', '321'));
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$this->assertTrue($store->release_lock('lock', '123'));
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}
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}
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