moodle/lib/tests/pluginlib_test.php
2012-04-21 17:47:30 +02:00

517 lines
18 KiB
PHP

<?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/>.
/**
* Unit tests for the lib/pluginlib.php library
*
* @package core
* @category phpunit
* @copyright 2012 David Mudrak <david@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->libdir.'/pluginlib.php');
/**
* Tests of the basic API of the plugin manager
*/
class plugin_manager_test extends advanced_testcase {
public function test_plugin_manager_instance() {
$pluginman = testable_plugin_manager::instance();
$this->assertTrue($pluginman instanceof testable_plugin_manager);
}
public function test_get_plugins() {
$pluginman = testable_plugin_manager::instance();
$plugins = $pluginman->get_plugins();
$this->assertTrue(isset($plugins['mod']['foo']));
$this->assertTrue($plugins['mod']['foo'] instanceof testable_plugininfo_mod);
}
public function test_get_status() {
$pluginman = testable_plugin_manager::instance();
$plugins = $pluginman->get_plugins();
$modfoo = $plugins['mod']['foo'];
$this->assertEquals($modfoo->get_status(), plugin_manager::PLUGIN_STATUS_UPGRADE);
}
public function test_available_update() {
$pluginman = testable_plugin_manager::instance();
$plugins = $pluginman->get_plugins();
$this->assertNull($plugins['mod']['bar']->available_updates());
$this->assertEquals('array', gettype($plugins['mod']['foo']->available_updates()));
foreach ($plugins['mod']['foo']->available_updates() as $availableupdate) {
$this->assertInstanceOf('available_update_info', $availableupdate);
}
}
}
/**
* Tests of the basic API of the available update checker
*/
class available_update_checker_test extends advanced_testcase {
public function test_core_available_update() {
$provider = testable_available_update_checker::instance();
$this->assertTrue($provider instanceof available_update_checker);
$provider->fake_current_environment(2012060102.00, '2.3.2 (Build: 20121012)', '2.3', array());
$updates = $provider->get_update_info('core');
$this->assertEquals(count($updates), 2);
$provider->fake_current_environment(2012060103.00, '2.3.3 (Build: 20121212)', '2.3', array());
$updates = $provider->get_update_info('core');
$this->assertEquals(count($updates), 1);
$provider->fake_current_environment(2012060103.00, '2.3.3 (Build: 20121212)', '2.3', array());
$updates = $provider->get_update_info('core', array('minmaturity' => MATURITY_STABLE));
$this->assertNull($updates);
}
/**
* If there are no fetched data yet, the first cron should fetch them
*/
public function test_cron_initial_fetch() {
$provider = testable_available_update_checker::instance();
$provider->fakerecentfetch = null;
$provider->fakecurrenttimestamp = -1;
$this->setExpectedException('testable_available_update_checker_cron_executed');
$provider->cron();
}
/**
* If there is a fresh fetch available, no cron execution is expected
*/
public function test_cron_has_fresh_fetch() {
$provider = testable_available_update_checker::instance();
$provider->fakerecentfetch = time() - 59 * MINSECS; // fetched an hour ago
$provider->fakecurrenttimestamp = -1;
$provider->cron();
$this->assertTrue(true); // we should get here with no exception thrown
}
/**
* If there is an outdated fetch, the cron execution is expected
*/
public function test_cron_has_outdated_fetch() {
$provider = testable_available_update_checker::instance();
$provider->fakerecentfetch = time() - 49 * HOURSECS; // fetched 49 hours ago
$provider->fakecurrenttimestamp = -1;
$this->setExpectedException('testable_available_update_checker_cron_executed');
$provider->cron();
}
/**
* The first cron after 01:42 AM today should fetch the data
*
* @see testable_available_update_checker::cron_execution_offset()
*/
public function test_cron_offset_execution_not_yet() {
$provider = testable_available_update_checker::instance();
$provider->fakerecentfetch = time() - 24 * HOURSECS;
$provider->fakecurrenttimestamp = mktime(1, 40, 02); // 01:40:02 AM
$provider->cron();
$this->assertTrue(true); // we should get here with no exception thrown
}
/**
* The first cron after 01:42 AM today should fetch the data
*
* @see testable_available_update_checker::cron_execution_offset()
*/
public function test_cron_offset_execution() {
$provider = testable_available_update_checker::instance();
$provider->fakerecentfetch = time() - 24 * HOURSECS;
$provider->fakecurrenttimestamp = mktime(1, 45, 02); // 01:45:02 AM
$this->setExpectedException('testable_available_update_checker_cron_executed');
$provider->cron();
}
public function test_compare_responses_both_empty() {
$provider = testable_available_update_checker::instance();
$old = array();
$new = array();
$cmp = $provider->compare_responses($old, $new);
$this->assertEquals('array', gettype($cmp));
$this->assertTrue(empty($cmp));
}
public function test_compare_responses_old_empty() {
$provider = testable_available_update_checker::instance();
$old = array();
$new = array(
'updates' => array(
'core' => array(
array(
'version' => 2012060103
)
)
)
);
$cmp = $provider->compare_responses($old, $new);
$this->assertEquals('array', gettype($cmp));
$this->assertFalse(empty($cmp));
$this->assertTrue(isset($cmp['core'][0]['version']));
$this->assertEquals($cmp['core'][0]['version'], 2012060103);
}
public function test_compare_responses_no_change() {
$provider = testable_available_update_checker::instance();
$old = $new = array(
'updates' => array(
'core' => array(
array(
'version' => 2012060104
),
array(
'version' => 2012120100
)
),
'mod_foo' => array(
array(
'version' => 2011010101
)
)
)
);
$cmp = $provider->compare_responses($old, $new);
$this->assertEquals('array', gettype($cmp));
$this->assertTrue(empty($cmp));
}
public function test_compare_responses_new_and_missing_update() {
$provider = testable_available_update_checker::instance();
$old = array(
'updates' => array(
'core' => array(
array(
'version' => 2012060104
)
),
'mod_foo' => array(
array(
'version' => 2011010101
)
)
)
);
$new = array(
'updates' => array(
'core' => array(
array(
'version' => 2012060104
),
array(
'version' => 2012120100
)
)
)
);
$cmp = $provider->compare_responses($old, $new);
$this->assertEquals('array', gettype($cmp));
$this->assertFalse(empty($cmp));
$this->assertEquals(count($cmp), 1);
$this->assertEquals(count($cmp['core']), 1);
$this->assertEquals($cmp['core'][0]['version'], 2012120100);
}
public function test_compare_responses_modified_update() {
$provider = testable_available_update_checker::instance();
$old = array(
'updates' => array(
'mod_foo' => array(
array(
'version' => 2011010101
)
)
)
);
$new = array(
'updates' => array(
'mod_foo' => array(
array(
'version' => 2011010102
)
)
)
);
$cmp = $provider->compare_responses($old, $new);
$this->assertEquals('array', gettype($cmp));
$this->assertFalse(empty($cmp));
$this->assertEquals(count($cmp), 1);
$this->assertEquals(count($cmp['mod_foo']), 1);
$this->assertEquals($cmp['mod_foo'][0]['version'], 2011010102);
}
public function test_compare_responses_invalid_format() {
$provider = testable_available_update_checker::instance();
$broken = array(
'status' => 'ERROR' // no 'updates' key here
);
$this->setExpectedException('available_update_checker_exception');
$cmp = $provider->compare_responses($broken, $broken);
}
public function test_is_same_release_explicit() {
$provider = testable_available_update_checker::instance();
$this->assertTrue($provider->is_same_release('2.3dev (Build: 20120323)', '2.3dev (Build: 20120323)'));
$this->assertTrue($provider->is_same_release('2.3dev (Build: 20120323)', '2.3dev (Build: 20120330)'));
$this->assertFalse($provider->is_same_release('2.3dev (Build: 20120529)', '2.3 (Build: 20120601)'));
$this->assertFalse($provider->is_same_release('2.3dev', '2.3 dev'));
$this->assertFalse($provider->is_same_release('2.3.1', '2.3'));
$this->assertFalse($provider->is_same_release('2.3.1', '2.3.2'));
$this->assertTrue($provider->is_same_release('2.3.2+', '2.3.2')); // yes, really
$this->assertTrue($provider->is_same_release('2.3.2 (Build: 123456)', '2.3.2+ (Build: 123457)'));
$this->assertFalse($provider->is_same_release('3.0 Community Edition', '3.0 Enterprise Edition'));
$this->assertTrue($provider->is_same_release('3.0 Community Edition', '3.0 Community Edition (Build: 20290101)'));
}
public function test_is_same_release_implicit() {
$provider = testable_available_update_checker::instance();
$provider->fake_current_environment(2012060102.00, '2.3.2 (Build: 20121012)', '2.3', array());
$this->assertTrue($provider->is_same_release('2.3.2'));
$this->assertTrue($provider->is_same_release('2.3.2+'));
$this->assertTrue($provider->is_same_release('2.3.2+ (Build: 20121013)'));
$this->assertFalse($provider->is_same_release('2.4dev (Build: 20121012)'));
}
}
/**
* Modified {@link plugininfo_mod} suitable for testing purposes
*/
class testable_plugininfo_mod extends plugininfo_mod {
public function init_display_name() {
$this->displayname = ucfirst($this->name);
}
public function load_disk_version() {
$this->versiondisk = 2012030500;
}
protected function load_version_php() {
return (object)array(
'version' => 2012030500,
'requires' => 2012010100,
'component' => $this->type.'_'.$this->name);
}
public function load_db_version() {
$this->versiondb = 2012022900;
}
}
/**
* Modified {@link plugin_manager} suitable for testing purposes
*/
class testable_plugin_manager extends plugin_manager {
/**
* Factory method for this class
*
* @return plugin_manager the singleton instance
*/
public static function instance() {
global $CFG;
if (is_null(self::$singletoninstance)) {
self::$singletoninstance = new self();
}
return self::$singletoninstance;
}
/**
* A version of {@link plugin_manager::get_plugins()} that prepares some faked
* testable instances.
*
* @param bool $disablecache ignored in this class
* @return array
*/
public function get_plugins($disablecache=false) {
global $CFG;
$this->pluginsinfo = array(
'mod' => array(
'foo' => plugininfo_default_factory::make('mod', $CFG->dirroot.'/mod', 'foo',
$CFG->dirroot.'/mod/foo', 'testable_plugininfo_mod'),
'bar' => plugininfo_default_factory::make('mod', $CFG->dirroot.'/bar', 'bar',
$CFG->dirroot.'/mod/bar', 'testable_plugininfo_mod'),
)
);
$checker = testable_available_update_checker::instance();
$this->pluginsinfo['mod']['foo']->check_available_updates($checker);
$this->pluginsinfo['mod']['bar']->check_available_updates($checker);
return $this->pluginsinfo;
}
}
/**
* Modified version of {@link available_update_checker} suitable for testing
*/
class testable_available_update_checker extends available_update_checker {
/** @var replaces the default DB table storage for the fetched response */
protected $fakeresponsestorage;
/** @var int stores the fake recentfetch value */
public $fakerecentfetch = -1;
/** @var int stores the fake value of time() */
public $fakecurrenttimestamp = -1;
/**
* Factory method for this class
*
* @return testable_available_update_checker the singleton instance
*/
public static function instance() {
global $CFG;
if (is_null(self::$singletoninstance)) {
self::$singletoninstance = new self();
}
return self::$singletoninstance;
}
protected function validate_response($response) {
}
protected function store_response($response) {
$this->fakeresponsestorage = $response;
}
protected function restore_response($forcereload = false) {
$this->recentfetch = time();
$this->recentresponse = $this->decode_response($this->get_fake_response());
}
public function compare_responses(array $old, array $new) {
return parent::compare_responses($old, $new);
}
public function is_same_release($remote, $local=null) {
return parent::is_same_release($remote, $local);
}
protected function load_current_environment($forcereload=false) {
}
public function fake_current_environment($version, $release, $branch, array $plugins) {
$this->currentversion = $version;
$this->currentrelease = $release;
$this->currentbranch = $branch;
$this->currentplugins = $plugins;
}
public function get_last_timefetched() {
if ($this->fakerecentfetch == -1) {
return parent::get_last_timefetched();
} else {
return $this->fakerecentfetch;
}
}
private function get_fake_response() {
$fakeresponse = array(
'status' => 'OK',
'provider' => 'http://download.moodle.org/api/1.0/updates.php',
'apiver' => '1.0',
'timegenerated' => time(),
'forversion' => '2012010100.00',
'forbranch' => '2.3',
'ticket' => sha1('No, I am not going to mention the word "frog" here. Oh crap. I just did.'),
'updates' => array(
'core' => array(
array(
'version' => 2012060103.00,
'release' => '2.3.3 (Build: 20121201)',
'maturity' => 200,
'url' => 'http://download.moodle.org/',
'download' => 'http://download.moodle.org/download.php/MOODLE_23_STABLE/moodle-2.3.3-latest.zip',
),
array(
'version' => 2012120100.00,
'release' => '2.4dev (Build: 20121201)',
'maturity' => 50,
'url' => 'http://download.moodle.org/',
'download' => 'http://download.moodle.org/download.php/MOODLE_24_STABLE/moodle-2.4.0-latest.zip',
),
),
'mod_foo' => array(
array(
'version' => 2012030501,
'requires' => 2012010100,
'maturity' => 200,
'release' => '1.1',
'url' => 'http://moodle.org/plugins/blahblahblah/',
'download' => 'http://moodle.org/plugins/download.php/blahblahblah',
),
array(
'version' => 2012030502,
'requires' => 2012010100,
'maturity' => 100,
'release' => '1.2 beta',
'url' => 'http://moodle.org/plugins/',
),
),
),
);
return json_encode($fakeresponse);
}
protected function cron_current_timestamp() {
if ($this->fakecurrenttimestamp == -1) {
return parent::cron_current_timestamp();
} else {
return $this->fakecurrenttimestamp;
}
}
protected function cron_mtrace($msg, $eol = PHP_EOL) {
}
protected function cron_autocheck_enabled() {
return true;
}
protected function cron_execution_offset() {
// autofetch should run by the first cron after 01:42 AM
return 42 * MINSECS;
}
protected function cron_execute() {
throw new testable_available_update_checker_cron_executed('Cron executed but it should not!');
}
}
/**
* Exception used to detect {@link available_update_checker::cron_execute()} calls
*/
class testable_available_update_checker_cron_executed extends Exception {
}