moodle/lib/simpletest/testaccesslib.php

226 lines
12 KiB
PHP

<?php
/**
* Unit tests for (some of) ../accesslib.php.
*
* @copyright &copy; 2006 The Open University
* @author T.J.Hunt@open.ac.uk
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* @package moodlecore
*/
if (!defined('MOODLE_INTERNAL')) {
die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
}
class accesslib_test extends FakeDBUnitTestCase {
function test_get_parent_contexts() {
$context = get_context_instance(CONTEXT_SYSTEM);
$this->assertEqual(get_parent_contexts($context), array());
$context = new stdClass;
$context->path = '/1/25';
$this->assertEqual(get_parent_contexts($context), array(1));
$context = new stdClass;
$context->path = '/1/123/234/345/456';
$this->assertEqual(get_parent_contexts($context), array(345, 234, 123, 1));
}
function test_get_parent_contextid() {
$context = get_context_instance(CONTEXT_SYSTEM);
$this->assertFalse(get_parent_contextid($context));
$context = new stdClass;
$context->path = '/1/25';
$this->assertEqual(get_parent_contextid($context), 1);
$context = new stdClass;
$context->path = '/1/123/234/345/456';
$this->assertEqual(get_parent_contextid($context), 345);
}
function test_get_users_by_capability() {
global $DB;
// Warning, this method assumes that the standard roles are set up with
// the standard definitions.
$systemcontext = get_context_instance(CONTEXT_SYSTEM);
// Create some nested contexts. instanceid does not matter for this. Just
// ensure we don't violate any unique keys by using an unlikely number.
// We will fix paths in a second.
$contexts = $this->load_test_data('context',
array('contextlevel', 'instanceid', 'path', 'depth'), array(
1 => array(40, 666, '', 2),
2 => array(50, 666, '', 3),
3 => array(70, 666, '', 4),
));
$contexts[0] = $systemcontext;
$contexts[1]->path = $contexts[0]->path . '/' . $contexts[1]->id;
$DB->set_field('context', 'path', $contexts[1]->path, array('id' => $contexts[1]->id));
$contexts[2]->path = $contexts[1]->path . '/' . $contexts[2]->id;
$DB->set_field('context', 'path', $contexts[2]->path, array('id' => $contexts[2]->id));
$contexts[3]->path = $contexts[2]->path . '/' . $contexts[3]->id;
$DB->set_field('context', 'path', $contexts[3]->path, array('id' => $contexts[3]->id));
// Now make some test users.
$users = $this->load_test_data('user',
array('username', 'confirmed', 'deleted'), array(
'a' => array('a', 1, 0),
'cc' => array('cc', 1, 0),
't1' => array('t1', 1, 0),
's1' => array('s1', 1, 0),
's2' => array('s2', 1, 0),
'del' => array('del', 1, 1),
'unc' => array('unc', 0, 0),
));
// Get some of the standard roles.
$admin = $DB->get_record('role', array('shortname' => 'admin'));
$creator = $DB->get_record('role', array('shortname' => 'coursecreator'));
$teacher = $DB->get_record('role', array('shortname' => 'editingteacher'));
$student = $DB->get_record('role', array('shortname' => 'student'));
$authuser = $DB->get_record('role', array('shortname' => 'user'));
// And some role assignments.
$ras = $this->load_test_data('role_assignments',
array('userid', 'roleid', 'contextid'), array(
'a' => array($users['a']->id, $admin->id, $contexts[0]->id),
'cc' => array($users['cc']->id, $creator->id, $contexts[1]->id),
't1' => array($users['t1']->id, $teacher->id, $contexts[2]->id),
's1' => array($users['s1']->id, $student->id, $contexts[2]->id),
's2' => array($users['s2']->id, $student->id, $contexts[2]->id),
));
// And some group memebership.
$gms = $this->load_test_data('groups_members',
array('userid', 'groupid'), array(
array($users['t1']->id, 666),
array($users['s1']->id, 666),
array($users['s2']->id, 667),
));
// Test some simple cases - check that looking in coruse and module contextlevel gives the same answer.
foreach (array(2, 3) as $conindex) {
$results = get_users_by_capability($contexts[$conindex], 'mod/forum:replypost');
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['t1']->id, $users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
$results));
// Paging.
$firstuser = reset($results);
$this->assertEqual(array($firstuser->id => $firstuser), get_users_by_capability($contexts[$conindex], 'mod/forum:replypost', '', '', 0, 1));
$seconduser = next($results);
$this->assertEqual(array($seconduser->id => $seconduser), get_users_by_capability($contexts[$conindex], 'mod/forum:replypost', '', '', 1, 1));
// $doanything = false
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['t1']->id, $users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[$conindex], 'mod/forum:replypost', '', '', '', '', '', '', false)));
// group
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['t1']->id, $users['s1']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[$conindex], 'mod/forum:replypost', '', '', '', '', 666)));
// exceptions
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[$conindex], 'mod/forum:replypost', '', '', '', '', '', array($users['t1']->id))));
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['s1']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[$conindex], 'mod/forum:replypost', '', '', '', '', 666, array($users['t1']->id))));
// $useviewallgroups
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['t1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[$conindex], 'mod/forum:replypost', '', '', '', '', 667, '', false, false, true)));
// More than one capability.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[$conindex], array('mod/quiz:attempt', 'mod/quiz:reviewmyattempts'))));
}
// System context, specifically checking doanythign.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[0], 'moodle/site:doanything')));
// For reference: get_users_by_capability argument order:
// $context, $capability, $fields='', $sort='', $limitfrom='', $limitnum='',
// $groups='', $exceptions='', $doanything=true, $view=false, $useviewallgroups=false
// Now add some role overrides.
$rcs = $this->load_test_data('role_capabilities',
array('capability', 'roleid', 'contextid', 'permission'), array(
array('mod/forum:replypost', $student->id, $contexts[1]->id, CAP_PREVENT),
array('mod/forum:replypost', $student->id, $contexts[3]->id, CAP_ALLOW),
array('mod/quiz:attempt', $student->id, $contexts[2]->id, CAP_PREVENT),
array('mod/forum:startdiscussion', $student->id, $contexts[1]->id, CAP_PROHIBIT),
array('mod/forum:startdiscussion', $student->id, $contexts[3]->id, CAP_ALLOW),
array('mod/forum:viewrating', $authuser->id, $contexts[1]->id, CAP_PROHIBIT),
array('mod/forum:createattachment', $authuser->id, $contexts[3]->id, CAP_PREVENT),
// array('mod/forum:startdiscussion', $student->id, $contexts[1]->id, CAP_PROHIBIT),
// array('mod/forum:startdiscussion', $student->id, $contexts[3]->id, CAP_ALLOW),
));
// Now test the overridden cases.
// Students prevented at category level, with and without doanything.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['t1']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[2], 'mod/forum:replypost')));
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['t1']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[2], 'mod/forum:replypost', '', '', '', '', '', '', false)));
// Students prevented at category level, but re-allowed at module level, with and without doanything.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['t1']->id, $users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[3], 'mod/forum:replypost', '', '', '', '', '', '', false)));
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['t1']->id, $users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[3], 'mod/forum:replypost')));
// Students prohibited at category level, re-allowed at module level should have no effect.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['t1']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[2], 'mod/forum:startdiscussion')));
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['t1']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[3], 'mod/forum:startdiscussion')));
// Prevent on logged-in user should be overridden by student allow.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id, $users['t1']->id, $users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[3], 'mod/forum:createattachment')));
// Prohibit on logged-in user should trump student/teacher allow.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['a']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[3], 'mod/forum:viewrating')));
// More than one capability, where students have one, but not the other.
$this->assert(new ArraysHaveSameValuesExpectation(
array($users['s1']->id, $users['s2']->id)),
array_map(create_function('$o', 'return $o->id;'),
get_users_by_capability($contexts[3], array('mod/quiz:attempt', 'mod/quiz:reviewmyattempts'), '', '', '', '', '', '', false)));
// Clean up everything we added.
unset($contexts[0]);
$this->delete_test_data('role_capabilities', $rcs);
$this->delete_test_data('groups_members', $gms);
$this->delete_test_data('role_assignments', $ras);
$this->delete_test_data('user', $users);
$this->delete_test_data('context', $contexts);
}
}
?>