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filters: MDL-7336 performance testing script

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tjhunt 2009-04-13 07:06:44 +00:00
parent 16eaf7ed35
commit 3058afd429
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lib/simpletest/filtersettingsperformancetester.php Normal file
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<?php // $Id$
///////////////////////////////////////////////////////////////////////////
// //
// NOTICE OF COPYRIGHT //
// //
// Moodle - Modular Object-Oriented Dynamic Learning Environment //
// http://moodle.org //
// //
// Copyright (C) 1999 onwards Martin Dougiamas http://dougiamas.com //
// //
// This program 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. //
// //
// This program 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: //
// //
// http://www.gnu.org/copyleft/gpl.html //
// //
///////////////////////////////////////////////////////////////////////////
/**
* A simple test script that sets up test data in the database then
* measures performance of filter_get_active_in_context.
*
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* @package moodlecore
*//** */
require_once(dirname(__FILE__) . '/../../config.php');
require_once($CFG->libdir . '/ddllib.php');
require_login();
$syscontext = get_context_instance(CONTEXT_SYSTEM);
require_capability('moodle/site:config', $syscontext);
$baseurl = $CFG->wwwroot . '/lib/simpletest/filtersettingsperformancetester.php';
$title = 'filter_get_active_in_context performance test';
print_header($title, $title, build_navigation($title));
// Complain if we get this far and $CFG->unittestprefix is not set.
if (empty($CFG->unittestprefix)) {
throw new coding_exception('This page requires $CFG->unittestprefix to be set in config.php.');
}
$requiredtables = array('context', 'filter_active', 'filter_config');
$realdb = $DB;
$testdb = moodle_database::get_driver_instance($CFG->dbtype, $CFG->dblibrary);
$testdb->connect($CFG->dbhost, $CFG->dbuser, $CFG->dbpass, $CFG->dbname, $CFG->unittestprefix);
$DB = $testdb;
$dbman = $testdb->get_manager();
$issetup = 0;
foreach ($requiredtables as $table) {
if ($dbman->table_exists(new xmldb_table($table))) {
$issetup++;
}
}
switch (optional_param('action', '', PARAM_ACTION)) {
case 'setup':
if ($issetup == 0) {
foreach ($requiredtables as $table) {
$dbman->install_one_table_from_xmldb_file($CFG->dirroot . '/lib/db/install.xml', $table);
$issetup++;
}
flush();
populate_test_database($syscontext, 10, 100, 1000, 5000, 5000);
notify('Test tables created.', 'notifysuccess');
} else if ($issetup == count($requiredtables)) {
notify('Test tables are already set up.', 'notifysuccess');
} else {
notify('Something is wrong, please delete the test tables and try again.');
}
break;
case 'teardown':
foreach ($requiredtables as $tablename) {
$table = new xmldb_table($tablename);
if ($dbman->table_exists($table)) {
$dbman->drop_table($table);
}
}
$issetup = 0;
notify('Test tables dropped.', 'notifysuccess');
break;
case 'test':
if ($issetup != count($requiredtables)) {
notify('Something is wrong, please delete the test tables and try again.');
} else {
$contexts = $DB->get_records('context');
$numcalls = 1000;
$basetime = run_tests('noop', $contexts, $numcalls, 0);
run_tests('simple_get_record_by_id', $contexts, $numcalls, $basetime);
run_tests('filter_get_active_in_context', $contexts, $numcalls, $basetime);
}
break;
}
if ($issetup == count($requiredtables)) {
echo '<p>Total of ' . $DB->count_records('context') . ' contexts, ' .
$DB->count_records('filter_active') . ' filter_active and ' .
$DB->count_records('filter_config') . ' filter_config rows in the database.</p>';
}
$DB = $realdb;
echo '<div>';
print_single_button($baseurl, array('action' => 'setup'), 'Set up test tables', 'get', '', false, '', $issetup > 0);
print_single_button($baseurl, array('action' => 'teardown'), 'Drop test tables', 'get', '', false, '', $issetup == 0);
print_single_button($baseurl, array('action' => 'test'), 'Run tests', 'get', '', false, '', $issetup != count($requiredtables));
echo '</div>';
print_footer();
function noop($context) {
}
function simple_get_record_by_id($context) {
global $DB;
$DB->get_record('context', array('id' => $context->id));
}
function run_tests($function, $contexts, $numcalls, $basetime) {
set_time_limit(120);
$startime = microtime(true);
for ($j = 0; $j < $numcalls; $j++) {
$function($contexts[array_rand($contexts)]);
}
$duration = microtime(true) - $startime;
print_result_line($duration, $basetime, $numcalls, 'calls to ' . $function);
return $duration;
}
function print_result_line($duration, $basetime, $numcalls, $action1, $action2 = 'calls per second') {
echo '<p>Time for ' . format_float($numcalls, 0) . ' ' . $action1 . ': <b>' .
format_float($duration - $basetime, 3) . 's</b> (' . format_float($duration, 3) . ' - ' .
format_float($basetime, 3) . 's) which is ' .
format_float(($numcalls / ($duration - $basetime)), 0) . ' ' . $action2 . ".</p>\n";
flush();
}
function populate_test_database($syscontext, $numcategories, $numcourses, $nummodules, $numoverrides, $numconfigs) {
global $DB;
set_time_limit(600);
$syscontext->id = $DB->insert_record('context', $syscontext);
// Category contexts.
$categoryparents = array($syscontext);
$categories = array();
for ($i = 0; $i < $numcategories; $i++) {
$context = insert_context(CONTEXT_COURSECAT, $i, $categoryparents[array_rand($categoryparents)]);
$categoryparents[] = $context;
$categories[$context->id] = $context;
}
notify('Created ' . $numcategories . ' course category contexts.', 'notifysuccess'); flush();
// Course contexts.
$courses = array();
for ($i = 0; $i < $numcourses; $i++) {
$context = insert_context(CONTEXT_COURSE, $i, $categories[array_rand($categories)]);
$courses[$context->id] = $context;
}
notify('Created ' . $numcourses . ' course contexts.', 'notifysuccess'); flush();
// Activities contexts.
$mods = array();
$prog = new progress_bar('modbar', 500, true);
$DB->begin_sql();
for ($i = 0; $i < $nummodules; $i++) {
$context = insert_context(CONTEXT_MODULE, $i, $courses[array_rand($courses)]);
$mods[$context->id] = $context;
if ($i % 50) {
$prog->update($i, $nummodules, '');
}
}
$DB->commit_sql();
notify('Created ' . $nummodules . ' module contexts.', 'notifysuccess'); flush();
$contexts = $categories + $courses + $mods;
// Global settings.
$installedfilters = filter_get_all_installed();
$counts = array(TEXTFILTER_DISABLED => 0, TEXTFILTER_OFF => 0, TEXTFILTER_ON => 0);
foreach ($installedfilters as $filter => $notused) {
$state = array_rand($counts);
filter_set_global_state($filter, $state);
$counts[$state]++;
}
notify('Set global setting: ' . $counts[TEXTFILTER_DISABLED] . ' disabled, ' .
$counts[TEXTFILTER_OFF] . ' off and ' . $counts[TEXTFILTER_ON] . ' on.', 'notifysuccess'); flush();
// Local overrides.
$localstates = array(TEXTFILTER_OFF => 0, TEXTFILTER_ON => 0);
$prog = new progress_bar('locbar', 500, true);
$DB->begin_sql();
for ($i = 0; $i < $numoverrides; $i++) {
filter_set_local_state(array_rand($installedfilters), array_rand($contexts), array_rand($localstates));
if ($i % 50) {
$prog->update($i, $numoverrides, '');
}
}
$DB->commit_sql();
notify('Set ' . $numoverrides . ' local overrides.', 'notifysuccess'); flush();
// Local config.
$variablenames = array('frog' => 0, 'toad' => 0, 'elver' => 0, 'eft' => 0, 'tadpole' => 0);
$prog = new progress_bar('confbar', 500, true);
$DB->begin_sql();
for ($i = 0; $i < $numconfigs; $i++) {
filter_set_local_config(array_rand($installedfilters), array_rand($contexts),
array_rand($variablenames), random_string(rand(20, 40)));
if ($i % 50) {
$prog->update($i, $numconfigs, '');
}
}
$DB->commit_sql();
notify('Set ' . $numconfigs . ' local configs.', 'notifysuccess'); flush();
}
function insert_context($contextlevel, $instanceid, $parent) {
global $DB;
$context = new stdClass;
$context->contextlevel = $contextlevel;
$context->instanceid = $instanceid;
$context->depth = $parent->depth + 1;
$context->id = $DB->insert_record('context', $context);
$context->path = $parent->path . '/' . $context->id;
$DB->set_field('context', 'path', $context->path, array('id' => $context->id));
return $context;
}