Proyectos de Subversion Moodle

<?php

// This file is part of Moodle - http://moodle.org/

//

// Moodle 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 3 of the License, or

// (at your option) any later version.

//

// Moodle 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.

//

// You should have received a copy of the GNU General Public License

// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

namespace core_cache;

use cache_config_testing;

use cache_config_writer;

use cache_factory;

use cache_store;

defined('MOODLE_INTERNAL') || die();

// Include the necessary evils.

global $CFG;

require_once($CFG->dirroot.'/cache/locallib.php');

require_once($CFG->dirroot.'/cache/tests/fixtures/lib.php');

/**

 * PHPunit tests for the cache API and in particular the cache config writer.

 *

 * @package    core_cache

 * @category   test

 * @copyright  2012 Sam Hemelryk

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class config_writer_test extends \advanced_testcase {

    /**

     * Set things back to the default before each test.

     */

    public function setUp(): void {

        parent::setUp();

        cache_factory::reset();

        cache_config_testing::create_default_configuration();

    }

    /**

     * Final task is to reset the cache system

     */

    public static function tearDownAfterClass(): void {

        parent::tearDownAfterClass();

        cache_factory::reset();

    }

    /**

     * Test getting an instance. Pretty basic.

     */

    public function test_instance() {

        $config = cache_config_writer::instance();

        $this->assertInstanceOf('cache_config_writer', $config);

    }

    /**

     * Test the default configuration.

     */

    public function test_default_configuration() {

        $config = cache_config_writer::instance();

        // First check stores.

        $stores = $config->get_all_stores();

        $hasapplication = false;

        $hassession = false;

        $hasrequest = false;

        foreach ($stores as $store) {

            // Check the required keys.

            $this->assertArrayHasKey('name', $store);

            $this->assertArrayHasKey('plugin', $store);

            $this->assertArrayHasKey('modes', $store);

            $this->assertArrayHasKey('default', $store);

            // Check the mode, we need at least one default store of each mode.

            if (!empty($store['default'])) {

                if ($store['modes'] & cache_store::MODE_APPLICATION) {

                    $hasapplication = true;

                }

                if ($store['modes'] & cache_store::MODE_SESSION) {

                    $hassession = true;

                }

                if ($store['modes'] & cache_store::MODE_REQUEST) {

                    $hasrequest = true;

                }

            }

        }

        $this->assertTrue($hasapplication, 'There is no default application cache store.');

        $this->assertTrue($hassession, 'There is no default session cache store.');

        $this->assertTrue($hasrequest, 'There is no default request cache store.');

        // Next check the definitions.

        $definitions = $config->get_definitions();

        $eventinvalidation = false;

        foreach ($definitions as $definition) {

            // Check the required keys.

            $this->assertArrayHasKey('mode', $definition);

            $this->assertArrayHasKey('component', $definition);

            $this->assertArrayHasKey('area', $definition);

            if ($definition['component'] === 'core' && $definition['area'] === 'eventinvalidation') {

                $eventinvalidation = true;

            }

        }

        $this->assertTrue($eventinvalidation, 'Missing the event invalidation definition.');

        // Next mode mappings

        $mappings = $config->get_mode_mappings();

        $hasapplication = false;

        $hassession = false;

        $hasrequest = false;

        foreach ($mappings as $mode) {

            // Check the required keys.

            $this->assertArrayHasKey('mode', $mode);

            $this->assertArrayHasKey('store', $mode);

            if ($mode['mode'] === cache_store::MODE_APPLICATION) {

                $hasapplication = true;

            }

            if ($mode['mode'] === cache_store::MODE_SESSION) {

                $hassession = true;

            }

            if ($mode['mode'] === cache_store::MODE_REQUEST) {

                $hasrequest = true;

            }

        }

        $this->assertTrue($hasapplication, 'There is no mapping for the application mode.');

        $this->assertTrue($hassession, 'There is no mapping for the session mode.');

        $this->assertTrue($hasrequest, 'There is no mapping for the request mode.');

        // Finally check config locks

        $locks = $config->get_locks();

        foreach ($locks as $lock) {

            $this->assertArrayHasKey('name', $lock);

            $this->assertArrayHasKey('type', $lock);

            $this->assertArrayHasKey('default', $lock);

        }

        // There has to be at least the default lock.

        $this->assertTrue(count($locks) > 0);

    }

    /**

     * Test updating the definitions.

     */

    public function test_update_definitions() {

        $config = cache_config_writer::instance();

        // Remove the definition.

        $config->phpunit_remove_definition('core/string');

        $definitions = $config->get_definitions();

        // Check it is gone.

        $this->assertFalse(array_key_exists('core/string', $definitions));

        // Update definitions. This should re-add it.

        cache_config_writer::update_definitions();

        $definitions = $config->get_definitions();

        // Check it is back again.

        $this->assertTrue(array_key_exists('core/string', $definitions));

    }

    /**

     * Test adding/editing/deleting store instances.

     */

    public function test_add_edit_delete_plugin_instance() {

        $config = cache_config_writer::instance();

        $this->assertArrayNotHasKey('addplugintest', $config->get_all_stores());

        $this->assertArrayNotHasKey('addplugintestwlock', $config->get_all_stores());

        // Add a default file instance.

        $config->add_store_instance('addplugintest', 'file');

        cache_factory::reset();

        $config = cache_config_writer::instance();

        $this->assertArrayHasKey('addplugintest', $config->get_all_stores());

        // Add a store with a lock described.

        $config->add_store_instance('addplugintestwlock', 'file', array('lock' => 'default_file_lock'));

        $this->assertArrayHasKey('addplugintestwlock', $config->get_all_stores());

        $config->delete_store_instance('addplugintest');

        $this->assertArrayNotHasKey('addplugintest', $config->get_all_stores());

        $this->assertArrayHasKey('addplugintestwlock', $config->get_all_stores());

        $config->delete_store_instance('addplugintestwlock');

        $this->assertArrayNotHasKey('addplugintest', $config->get_all_stores());

        $this->assertArrayNotHasKey('addplugintestwlock', $config->get_all_stores());

        // Add a default file instance.

        $config->add_store_instance('storeconfigtest', 'file', array('test' => 'a', 'one' => 'two'));

        $stores = $config->get_all_stores();

        $this->assertArrayHasKey('storeconfigtest', $stores);

        $this->assertArrayHasKey('configuration', $stores['storeconfigtest']);

        $this->assertArrayHasKey('test', $stores['storeconfigtest']['configuration']);

        $this->assertArrayHasKey('one', $stores['storeconfigtest']['configuration']);

        $this->assertEquals('a', $stores['storeconfigtest']['configuration']['test']);

        $this->assertEquals('two', $stores['storeconfigtest']['configuration']['one']);

        $config->edit_store_instance('storeconfigtest', 'file', array('test' => 'b', 'one' => 'three'));

        $stores = $config->get_all_stores();

        $this->assertArrayHasKey('storeconfigtest', $stores);

        $this->assertArrayHasKey('configuration', $stores['storeconfigtest']);

        $this->assertArrayHasKey('test', $stores['storeconfigtest']['configuration']);

        $this->assertArrayHasKey('one', $stores['storeconfigtest']['configuration']);

        $this->assertEquals('b', $stores['storeconfigtest']['configuration']['test']);

        $this->assertEquals('three', $stores['storeconfigtest']['configuration']['one']);

        $config->delete_store_instance('storeconfigtest');

        try {

            $config->delete_store_instance('default_application');

            $this->fail('Default store deleted. This should not be possible!');

        } catch (\Exception $e) {

            $this->assertInstanceOf('cache_exception', $e);

        }

        try {

            $config->delete_store_instance('some_crazy_store');

            $this->fail('You should not be able to delete a store that does not exist.');

        } catch (\Exception $e) {

            $this->assertInstanceOf('cache_exception', $e);

        }

        try {

            // Try with a plugin that does not exist.

            $config->add_store_instance('storeconfigtest', 'shallowfail', array('test' => 'a', 'one' => 'two'));

            $this->fail('You should not be able to add an instance of a store that does not exist.');

        } catch (\Exception $e) {

            $this->assertInstanceOf('cache_exception', $e);

        }

    }

    /**

     * Test setting some mode mappings.

     */

    public function test_set_mode_mappings() {

        $config = cache_config_writer::instance();

        $this->assertTrue($config->add_store_instance('setmodetest', 'file'));

        $this->assertTrue($config->set_mode_mappings(array(

            cache_store::MODE_APPLICATION => array('setmodetest', 'default_application'),

            cache_store::MODE_SESSION => array('default_session'),

            cache_store::MODE_REQUEST => array('default_request'),

        )));

        $mappings = $config->get_mode_mappings();

        $setmodetestfound = false;

        foreach ($mappings as $mapping) {

            if ($mapping['store'] == 'setmodetest' && $mapping['mode'] == cache_store::MODE_APPLICATION) {

                $setmodetestfound = true;

            }

        }

        $this->assertTrue($setmodetestfound, 'Set mapping did not work as expected.');

    }

    /**

     * Test setting some definition mappings.

     */

    public function test_set_definition_mappings() {

        $config = cache_config_testing::instance(true);

        $config->phpunit_add_definition('phpunit/testdefinition', array(

            'mode' => cache_store::MODE_APPLICATION,

            'component' => 'phpunit',

            'area' => 'testdefinition'

        ));

        $config = cache_config_writer::instance();

        $this->assertTrue($config->add_store_instance('setdefinitiontest', 'file'));

        $this->assertIsArray($config->get_definition_by_id('phpunit/testdefinition'));

        $config->set_definition_mappings('phpunit/testdefinition', array('setdefinitiontest', 'default_application'));

        try {

            $config->set_definition_mappings('phpunit/testdefinition', array('something that does not exist'));

            $this->fail('You should not be able to set a mapping for a store that does not exist.');

        } catch (\Exception $e) {

            $this->assertInstanceOf('coding_exception', $e);

        }

        try {

            $config->set_definition_mappings('something/crazy', array('setdefinitiontest'));

            $this->fail('You should not be able to set a mapping for a definition that does not exist.');

        } catch (\Exception $e) {

            $this->assertInstanceOf('coding_exception', $e);

        }

    }

}