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. /** * Unit tests for info and subclasses. * * @package core_availability * @copyright 2014 The Open University * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ defined('MOODLE_INTERNAL') || die(); use core_availability\info; use core_availability\info_module; use core_availability\info_section; /** * Unit tests for info and subclasses. * * @package core_availability * @copyright 2014 The Open University * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class info_testcase extends advanced_testcase { public function setUp() { // Load the mock condition so that it can be used. require_once(__DIR__ . '/fixtures/mock_condition.php'); } /** * Tests the info_module class (is_available, get_full_information). */ public function test_info_module() { global $DB, $CFG; // Create a course and pages. $CFG->enableavailability = 0; $this->setAdminUser(); $this->resetAfterTest(); $generator = $this->getDataGenerator(); $course = $generator->create_course(); $rec = array('course' => $course); $page1 = $generator->get_plugin_generator('mod_page')->create_instance($rec); $page2 = $generator->get_plugin_generator('mod_page')->create_instance($rec); $page3 = $generator->get_plugin_generator('mod_page')->create_instance($rec); $page4 = $generator->get_plugin_generator('mod_page')->create_instance($rec); // Set up the availability option for the pages to mock options. $DB->set_field('course_modules', 'availability', '{"op":"|","show":true,"c":[' . '{"type":"mock","a":false,"m":"grandmaster flash"}]}', array('id' => $page1->cmid)); $DB->set_field('course_modules', 'availability', '{"op":"|","show":true,"c":[' . '{"type":"mock","a":true,"m":"the furious five"}]}', array('id' => $page2->cmid)); // Third page is invalid. (Fourth has no availability settings.) $DB->set_field('course_modules', 'availability', '{{{', array('id' => $page3->cmid)); $modinfo = get_fast_modinfo($course); $cm1 = $modinfo->get_cm($page1->cmid); $cm2 = $modinfo->get_cm($page2->cmid); $cm3 = $modinfo->get_cm($page3->cmid); $cm4 = $modinfo->get_cm($page4->cmid); // Do availability and full information checks. $info = new info_module($cm1); $information = ''; $this->assertFalse($info->is_available($information)); $this->assertEquals('SA: grandmaster flash', $information); $this->assertEquals('SA: [FULL]grandmaster flash', $info->get_full_information()); $info = new info_module($cm2); $this->assertTrue($info->is_available($information)); $this->assertEquals('', $information); $this->assertEquals('SA: [FULL]the furious five', $info->get_full_information()); // Check invalid one. $info = new info_module($cm3); $this->assertFalse($info->is_available($information)); $debugging = $this->getDebuggingMessages(); $this->resetDebugging(); $this->assertEquals(1, count($debugging)); $this->assertContains('Invalid availability', $debugging[0]->message); // Check empty one. $info = new info_module($cm4); $this->assertTrue($info->is_available($information)); $this->assertEquals('', $information); $this->assertEquals('', $info->get_full_information()); } /** * Tests the info_section class (is_available, get_full_information). */ public function test_info_section() { global $DB; // Create a course. $this->setAdminUser(); $this->resetAfterTest(); $generator = $this->getDataGenerator(); $course = $generator->create_course( array('numsections' => 4), array('createsections' => true)); // Set up the availability option for the sections to mock options. $DB->set_field('course_sections', 'availability', '{"op":"|","show":true,"c":[' . '{"type":"mock","a":false,"m":"public"}]}', array('course' => $course->id, 'section' => 1)); $DB->set_field('course_sections', 'availability', '{"op":"|","show":true,"c":[' . '{"type":"mock","a":true,"m":"enemy"}]}', array('course' => $course->id, 'section' => 2)); // Third section is invalid. (Fourth has no availability setting.) $DB->set_field('course_sections', 'availability', '{{{', array('course' => $course->id, 'section' => 3)); $modinfo = get_fast_modinfo($course); $sections = $modinfo->get_section_info_all(); // Do availability and full information checks. $info = new info_section($sections[1]); $information = ''; $this->assertFalse($info->is_available($information)); $this->assertEquals('SA: public', $information); $this->assertEquals('SA: [FULL]public', $info->get_full_information()); $info = new info_section($sections[2]); $this->assertTrue($info->is_available($information)); $this->assertEquals('', $information); $this->assertEquals('SA: [FULL]enemy', $info->get_full_information()); // Check invalid one. $info = new info_section($sections[3]); $this->assertFalse($info->is_available($information)); $debugging = $this->getDebuggingMessages(); $this->resetDebugging(); $this->assertEquals(1, count($debugging)); $this->assertContains('Invalid availability', $debugging[0]->message); // Check empty one. $info = new info_section($sections[4]); $this->assertTrue($info->is_available($information)); $this->assertEquals('', $information); $this->assertEquals('', $info->get_full_information()); } /** * Tests the is_user_visible() static function in info_module. */ public function test_is_user_visible() { global $CFG, $DB; require_once($CFG->dirroot . '/course/lib.php'); $this->resetAfterTest(); $CFG->enableavailability = 0; // Create a course and some pages: // 0. Invisible due to visible=0. // 1. Availability restriction (mock, set to fail). // 2. Availability restriction on section (mock, set to fail). // 3. Actually visible. $generator = $this->getDataGenerator(); $course = $generator->create_course( array('numsections' => 1), array('createsections' => true)); $rec = array('course' => $course, ); $pages = array(); $pagegen = $generator->get_plugin_generator('mod_page'); $pages[0] = $pagegen->create_instance($rec, array('visible' => 0)); $pages[1] = $pagegen->create_instance($rec); $pages[2] = $pagegen->create_instance($rec); $pages[3] = $pagegen->create_instance($rec); $modinfo = get_fast_modinfo($course); $section = $modinfo->get_section_info(1); $cm = $modinfo->get_cm($pages[2]->cmid); moveto_module($cm, $section); // Set the availability restrictions in database. The enableavailability // setting is off so these do not take effect yet. $notavailable = '{"op":"|","show":true,"c":[{"type":"mock","a":false}]}'; $DB->set_field('course_sections', 'availability', $notavailable, array('id' => $section->id)); $DB->set_field('course_modules', 'availability', $notavailable, array('id' => $pages[1]->cmid)); get_fast_modinfo($course, 0, true); // Set up 4 users - a teacher and student plus somebody who isn't even // on the course. Also going to use admin user and a spare student to // avoid cache problems. $roleids = $DB->get_records_menu('role', null, '', 'shortname, id'); $teacher = $generator->create_user(); $student = $generator->create_user(); $student2 = $generator->create_user(); $other = $generator->create_user(); $admin = $DB->get_record('user', array('username' => 'admin')); $generator->enrol_user($teacher->id, $course->id, $roleids['teacher']); $generator->enrol_user($student->id, $course->id, $roleids['student']); $generator->enrol_user($student2->id, $course->id, $roleids['student']); // Basic case when availability disabled, for visible item. $this->assertTrue(info_module::is_user_visible($pages[3]->cmid, $student->id, false)); // Specifying as an object should not make any queries. $cm = $DB->get_record('course_modules', array('id' => $pages[3]->cmid)); $beforequeries = $DB->perf_get_queries(); $this->assertTrue(info_module::is_user_visible($cm, $student->id, false)); $this->assertEquals($beforequeries, $DB->perf_get_queries()); // Specifying as cm_info for correct user should not make any more queries // if we have already obtained dynamic data. $modinfo = get_fast_modinfo($course, $student->id); $cminfo = $modinfo->get_cm($cm->id); // This will obtain dynamic data. $name = $cminfo->name; $beforequeries = $DB->perf_get_queries(); $this->assertTrue(info_module::is_user_visible($cminfo, $student->id, false)); $this->assertEquals($beforequeries, $DB->perf_get_queries()); // Function does not care if you are in the course (unless $checkcourse). $this->assertTrue(info_module::is_user_visible($cm, $other->id, false)); // With $checkcourse, check for enrolled, not enrolled, and admin user. $this->assertTrue(info_module::is_user_visible($cm, $student->id, true)); $this->assertFalse(info_module::is_user_visible($cm, $other->id, true)); $this->assertTrue(info_module::is_user_visible($cm, $admin->id, true)); // With availability off, the student can access all except the // visible=0 one. $this->assertFalse(info_module::is_user_visible($pages[0]->cmid, $student->id, false)); $this->assertTrue(info_module::is_user_visible($pages[1]->cmid, $student->id, false)); $this->assertTrue(info_module::is_user_visible($pages[2]->cmid, $student->id, false)); // Teacher and admin can even access the visible=0 one. $this->assertTrue(info_module::is_user_visible($pages[0]->cmid, $teacher->id, false)); $this->assertTrue(info_module::is_user_visible($pages[0]->cmid, $admin->id, false)); // Now enable availability (and clear cache). $CFG->enableavailability = true; get_fast_modinfo($course, 0, true); // Student cannot access the activity restricted by its own or by the // section's availability. $this->assertFalse(info_module::is_user_visible($pages[1]->cmid, $student->id, false)); $this->assertFalse(info_module::is_user_visible($pages[2]->cmid, $student->id, false)); } /** * Tests the convert_legacy_fields function used in restore. */ public function test_convert_legacy_fields() { // Check with no availability conditions first. $rec = (object)array('availablefrom' => 0, 'availableuntil' => 0, 'groupingid' => 7, 'showavailability' => 1); $this->assertNull(info::convert_legacy_fields($rec, false)); // Check same list for a section. $this->assertEquals( '{"op":"&","showc":[false],"c":[{"type":"grouping","id":7}]}', info::convert_legacy_fields($rec, true)); // Check groupmembersonly with grouping. $rec->groupmembersonly = 1; $this->assertEquals( '{"op":"&","showc":[false],"c":[{"type":"grouping","id":7}]}', info::convert_legacy_fields($rec, false)); // Check groupmembersonly without grouping. $rec->groupingid = 0; $this->assertEquals( '{"op":"&","showc":[false],"c":[{"type":"group"}]}', info::convert_legacy_fields($rec, false)); // Check start date. $rec->groupmembersonly = 0; $rec->availablefrom = 123; $this->assertEquals( '{"op":"&","showc":[true],"c":[{"type":"date","d":">=","t":123}]}', info::convert_legacy_fields($rec, false)); // Start date with show = false. $rec->showavailability = 0; $this->assertEquals( '{"op":"&","showc":[false],"c":[{"type":"date","d":">=","t":123}]}', info::convert_legacy_fields($rec, false)); // End date. $rec->showavailability = 1; $rec->availablefrom = 0; $rec->availableuntil = 456; $this->assertEquals( '{"op":"&","showc":[false],"c":[{"type":"date","d":"<","t":456}]}', info::convert_legacy_fields($rec, false)); // All together now. $rec->groupingid = 7; $rec->groupmembersonly = 1; $rec->availablefrom = 123; $this->assertEquals( '{"op":"&","showc":[false,true,false],"c":[' . '{"type":"grouping","id":7},' . '{"type":"date","d":">=","t":123},' . '{"type":"date","d":"<","t":456}' . ']}', info::convert_legacy_fields($rec, false)); $this->assertEquals( '{"op":"&","showc":[false,true,false],"c":[' . '{"type":"grouping","id":7},' . '{"type":"date","d":">=","t":123},' . '{"type":"date","d":"<","t":456}' . ']}', info::convert_legacy_fields($rec, false, true)); } /** * Tests the add_legacy_availability_condition function used in restore. */ public function test_add_legacy_availability_condition() { // Completion condition tests. $rec = (object)array('sourcecmid' => 7, 'requiredcompletion' => 1); // No previous availability, show = true. $this->assertEquals( '{"op":"&","showc":[true],"c":[{"type":"completion","cm":7,"e":1}]}', info::add_legacy_availability_condition(null, $rec, true)); // No previous availability, show = false. $this->assertEquals( '{"op":"&","showc":[false],"c":[{"type":"completion","cm":7,"e":1}]}', info::add_legacy_availability_condition(null, $rec, false)); // Existing availability. $before = '{"op":"&","showc":[true],"c":[{"type":"date","d":">=","t":70}]}'; $this->assertEquals( '{"op":"&","showc":[true,true],"c":['. '{"type":"date","d":">=","t":70},' . '{"type":"completion","cm":7,"e":1}' . ']}', info::add_legacy_availability_condition($before, $rec, true)); // Grade condition tests. $rec = (object)array('gradeitemid' => 3, 'grademin' => 7, 'grademax' => null); $this->assertEquals( '{"op":"&","showc":[true],"c":[{"type":"grade","id":3,"min":7.00000}]}', info::add_legacy_availability_condition(null, $rec, true)); $rec->grademax = 8; $this->assertEquals( '{"op":"&","showc":[true],"c":[{"type":"grade","id":3,"min":7.00000,"max":8.00000}]}', info::add_legacy_availability_condition(null, $rec, true)); unset($rec->grademax); unset($rec->grademin); $this->assertEquals( '{"op":"&","showc":[true],"c":[{"type":"grade","id":3}]}', info::add_legacy_availability_condition(null, $rec, true)); // Note: There is no need to test the grade condition with show // true/false and existing availability, because this uses the same // function. } /** * Tests the add_legacy_availability_field_condition function used in restore. */ public function test_add_legacy_availability_field_condition() { // User field, normal operator. $rec = (object)array('userfield' => 'email', 'shortname' => null, 'operator' => 'contains', 'value' => '@'); $this->assertEquals( '{"op":"&","showc":[true],"c":[' . '{"type":"profile","op":"contains","sf":"email","v":"@"}]}', info::add_legacy_availability_field_condition(null, $rec, true)); // User field, non-value operator. $rec = (object)array('userfield' => 'email', 'shortname' => null, 'operator' => 'isempty', 'value' => ''); $this->assertEquals( '{"op":"&","showc":[true],"c":[' . '{"type":"profile","op":"isempty","sf":"email"}]}', info::add_legacy_availability_field_condition(null, $rec, true)); // Custom field. $rec = (object)array('userfield' => null, 'shortname' => 'frogtype', 'operator' => 'isempty', 'value' => ''); $this->assertEquals( '{"op":"&","showc":[true],"c":[' . '{"type":"profile","op":"isempty","cf":"frogtype"}]}', info::add_legacy_availability_field_condition(null, $rec, true)); } /** * Tests the filter_user_list() and get_user_list_sql() functions. */ public function test_filter_user_list() { global $CFG, $DB; require_once($CFG->dirroot . '/course/lib.php'); $this->resetAfterTest(); $CFG->enableavailability = true; // Create a course with 2 sections and 2 pages and 3 users. // Availability is set up initially on the 'page/section 2' items. $generator = $this->getDataGenerator(); $course = $generator->create_course( array('numsections' => 2), array('createsections' => true)); $u1 = $generator->create_user(); $u2 = $generator->create_user(); $u3 = $generator->create_user(); $studentroleid = $DB->get_field('role', 'id', array('shortname' => 'student'), MUST_EXIST); $allusers = array($u1->id => $u1, $u2->id => $u2, $u3->id => $u3); $generator->enrol_user($u1->id, $course->id, $studentroleid); $generator->enrol_user($u2->id, $course->id, $studentroleid); $generator->enrol_user($u3->id, $course->id, $studentroleid); // Page 2 allows access to users 2 and 3, while section 2 allows access // to users 1 and 2. $pagegen = $generator->get_plugin_generator('mod_page'); $page = $pagegen->create_instance(array('course' => $course)); $page2 = $pagegen->create_instance(array('course' => $course, 'availability' => '{"op":"|","show":true,"c":[{"type":"mock","filter":[' . $u2->id . ',' . $u3->id . ']}]}')); $modinfo = get_fast_modinfo($course); $section = $modinfo->get_section_info(1); $section2 = $modinfo->get_section_info(2); $DB->set_field('course_sections', 'availability', '{"op":"|","show":true,"c":[{"type":"mock","filter":[' . $u1->id . ',' . $u2->id .']}]}', array('id' => $section2->id)); moveto_module($modinfo->get_cm($page2->cmid), $section2); // With no restrictions, returns full list. $info = new info_module($modinfo->get_cm($page->cmid)); $this->assertEquals(array($u1->id, $u2->id, $u3->id), array_keys($info->filter_user_list($allusers))); $this->assertEquals(array('', array()), $info->get_user_list_sql(true)); // Set an availability restriction in database for section 1. // For the section we set it so it doesn't support filters; for the // module we have a filter. $DB->set_field('course_sections', 'availability', '{"op":"|","show":true,"c":[{"type":"mock","a":false}]}', array('id' => $section->id)); $DB->set_field('course_modules', 'availability', '{"op":"|","show":true,"c":[{"type":"mock","filter":[' . $u3->id .']}]}', array('id' => $page->cmid)); rebuild_course_cache($course->id, true); $modinfo = get_fast_modinfo($course); // Now it should work (for the module). $info = new info_module($modinfo->get_cm($page->cmid)); $expected = array($u3->id); $this->assertEquals($expected, array_keys($info->filter_user_list($allusers))); list ($sql, $params) = $info->get_user_list_sql(); $result = $DB->get_fieldset_sql($sql, $params); sort($result); $this->assertEquals($expected, $result); $info = new info_section($modinfo->get_section_info(1)); $this->assertEquals(array($u1->id, $u2->id, $u3->id), array_keys($info->filter_user_list($allusers))); $this->assertEquals(array('', array()), $info->get_user_list_sql(true)); // With availability disabled, module returns full list too. $CFG->enableavailability = false; $info = new info_module($modinfo->get_cm($page->cmid)); $this->assertEquals(array($u1->id, $u2->id, $u3->id), array_keys($info->filter_user_list($allusers))); $this->assertEquals(array('', array()), $info->get_user_list_sql(true)); // Check the other section... $CFG->enableavailability = true; $info = new info_section($modinfo->get_section_info(2)); $expected = array($u1->id, $u2->id); $this->assertEquals($expected, array_keys($info->filter_user_list($allusers))); list ($sql, $params) = $info->get_user_list_sql(true); $result = $DB->get_fieldset_sql($sql, $params); sort($result); $this->assertEquals($expected, $result); // And the module in that section - which has combined the section and // module restrictions. $info = new info_module($modinfo->get_cm($page2->cmid)); $expected = array($u2->id); $this->assertEquals($expected, array_keys($info->filter_user_list($allusers))); list ($sql, $params) = $info->get_user_list_sql(true); $result = $DB->get_fieldset_sql($sql, $params); sort($result); $this->assertEquals($expected, $result); // If the students have viewhiddenactivities, they get past the module // restriction. role_change_permission($studentroleid, context_module::instance($page2->cmid), 'moodle/course:ignoreavailabilityrestrictions', CAP_ALLOW); $expected = array($u1->id, $u2->id); $this->assertEquals($expected, array_keys($info->filter_user_list($allusers))); list ($sql, $params) = $info->get_user_list_sql(true); $result = $DB->get_fieldset_sql($sql, $params); sort($result); $this->assertEquals($expected, $result); // If they have viewhiddensections, they also get past the section // restriction. role_change_permission($studentroleid, context_course::instance($course->id), 'moodle/course:ignoreavailabilityrestrictions', CAP_ALLOW); $expected = array($u1->id, $u2->id, $u3->id); $this->assertEquals($expected, array_keys($info->filter_user_list($allusers))); list ($sql, $params) = $info->get_user_list_sql(true); $result = $DB->get_fieldset_sql($sql, $params); sort($result); $this->assertEquals($expected, $result); } }