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Developer Documentation
- Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
- Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
- PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.
/lib/tests/ -> questionlib_test.php (source)
<?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;
use question_bank;
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->libdir . '/questionlib.php');
require_once($CFG->dirroot . '/mod/quiz/locallib.php');
// Get the necessary files to perform backup and restore.
require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');
require_once($CFG->dirroot . '/backup/util/includes/restore_includes.php');
/**
* Unit tests for (some of) ../questionlib.php.
*
* @package core
* @category test
* @copyright 2006 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class questionlib_test extends \advanced_testcase {
/**
* Test set up.
*
* This is executed before running any test in this file.
*/
public function setUp(): void {
$this->resetAfterTest();
}
/**
* Setup a course, a quiz, a question category and a question for testing.
*
* @param string $type The type of question category to create.
* @return array The created data objects
*/
public function setup_quiz_and_questions($type = 'module') {
// Create course category.
$category = $this->getDataGenerator()->create_category();
// Create course.
$course = $this->getDataGenerator()->create_course(array(
'numsections' => 5,
'category' => $category->id
));
$options = array(
'course' => $course->id,
'duedate' => time(),
);
// Generate an assignment with due date (will generate a course event).
$quiz = $this->getDataGenerator()->create_module('quiz', $options);
> /** @var \core_question_generator $qgen */
$qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
switch ($type) {
case 'course':
$context = \context_course::instance($course->id);
break;
case 'category':
$context = \context_coursecat::instance($category->id);
break;
case 'system':
$context = \context_system::instance();
break;
default:
$context = \context_module::instance($quiz->cmid);
break;
}
$qcat = $qgen->create_question_category(array('contextid' => $context->id));
$questions = array(
$qgen->create_question('shortanswer', null, array('category' => $qcat->id)),
$qgen->create_question('shortanswer', null, array('category' => $qcat->id)),
);
quiz_add_quiz_question($questions[0]->id, $quiz);
return array($category, $course, $quiz, $qcat, $questions);
}
/**
* Assert that a category contains a specific number of questions.
*
* @param int $categoryid int Category id.
* @param int $numberofquestions Number of question in a category.
* @return void Questions in a category.
*/
protected function assert_category_contains_questions(int $categoryid, int $numberofquestions): void {
$questionsid = question_bank::get_finder()->get_questions_from_categories([$categoryid], null);
$this->assertEquals($numberofquestions, count($questionsid));
}
public function test_question_reorder_qtypes() {
$this->assertEquals(
array(0 => 't2', 1 => 't1', 2 => 't3'),
question_reorder_qtypes(array('t1' => '', 't2' => '', 't3' => ''), 't1', +1));
$this->assertEquals(
array(0 => 't1', 1 => 't2', 2 => 't3'),
question_reorder_qtypes(array('t1' => '', 't2' => '', 't3' => ''), 't1', -1));
$this->assertEquals(
array(0 => 't2', 1 => 't1', 2 => 't3'),
question_reorder_qtypes(array('t1' => '', 't2' => '', 't3' => ''), 't2', -1));
$this->assertEquals(
array(0 => 't1', 1 => 't2', 2 => 't3'),
question_reorder_qtypes(array('t1' => '', 't2' => '', 't3' => ''), 't3', +1));
$this->assertEquals(
array(0 => 't1', 1 => 't2', 2 => 't3'),
question_reorder_qtypes(array('t1' => '', 't2' => '', 't3' => ''), 'missing', +1));
}
public function test_match_grade_options() {
$gradeoptions = question_bank::fraction_options_full();
$this->assertEquals(0.3333333, match_grade_options($gradeoptions, 0.3333333, 'error'));
$this->assertEquals(0.3333333, match_grade_options($gradeoptions, 0.333333, 'error'));
$this->assertEquals(0.3333333, match_grade_options($gradeoptions, 0.33333, 'error'));
$this->assertFalse(match_grade_options($gradeoptions, 0.3333, 'error'));
$this->assertEquals(0.3333333, match_grade_options($gradeoptions, 0.3333333, 'nearest'));
$this->assertEquals(0.3333333, match_grade_options($gradeoptions, 0.333333, 'nearest'));
$this->assertEquals(0.3333333, match_grade_options($gradeoptions, 0.33333, 'nearest'));
$this->assertEquals(0.3333333, match_grade_options($gradeoptions, 0.33, 'nearest'));
$this->assertEquals(-0.1428571, match_grade_options($gradeoptions, -0.15, 'nearest'));
}
/**
* This function tests that the functions responsible for moving questions to
* different contexts also updates the tag instances associated with the questions.
*/
public function test_altering_tag_instance_context() {
global $CFG, $DB;
// Set to admin user.
$this->setAdminUser();
// Create two course categories - we are going to delete one of these later and will expect
// all the questions belonging to the course in the deleted category to be moved.
$coursecat1 = $this->getDataGenerator()->create_category();
$coursecat2 = $this->getDataGenerator()->create_category();
// Create a couple of categories and questions.
$context1 = \context_coursecat::instance($coursecat1->id);
$context2 = \context_coursecat::instance($coursecat2->id);
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $this->getDataGenerator()->get_plugin_generator('core_question');
$questioncat1 = $questiongenerator->create_question_category(array('contextid' =>
$context1->id));
$questioncat2 = $questiongenerator->create_question_category(array('contextid' =>
$context2->id));
$question1 = $questiongenerator->create_question('shortanswer', null, array('category' => $questioncat1->id));
$question2 = $questiongenerator->create_question('shortanswer', null, array('category' => $questioncat1->id));
$question3 = $questiongenerator->create_question('shortanswer', null, array('category' => $questioncat2->id));
$question4 = $questiongenerator->create_question('shortanswer', null, array('category' => $questioncat2->id));
// Now lets tag these questions.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $context1, array('tag 1', 'tag 2'));
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $context1, array('tag 3', 'tag 4'));
\core_tag_tag::set_item_tags('core_question', 'question', $question3->id, $context2, array('tag 5', 'tag 6'));
\core_tag_tag::set_item_tags('core_question', 'question', $question4->id, $context2, array('tag 7', 'tag 8'));
// Test moving the questions to another category.
question_move_questions_to_category(array($question1->id, $question2->id), $questioncat2->id);
// Test that all tag_instances belong to one context.
$this->assertEquals(8, $DB->count_records('tag_instance', array('component' => 'core_question',
'contextid' => $questioncat2->contextid)));
// Test moving them back.
question_move_questions_to_category(array($question1->id, $question2->id), $questioncat1->id);
// Test that all tag_instances are now reset to how they were initially.
$this->assertEquals(4, $DB->count_records('tag_instance', array('component' => 'core_question',
'contextid' => $questioncat1->contextid)));
$this->assertEquals(4, $DB->count_records('tag_instance', array('component' => 'core_question',
'contextid' => $questioncat2->contextid)));
// Now test moving a whole question category to another context.
question_move_category_to_context($questioncat1->id, $questioncat1->contextid, $questioncat2->contextid);
// Test that all tag_instances belong to one context.
$this->assertEquals(8, $DB->count_records('tag_instance', array('component' => 'core_question',
'contextid' => $questioncat2->contextid)));
// Now test moving them back.
question_move_category_to_context($questioncat1->id, $questioncat2->contextid,
\context_coursecat::instance($coursecat1->id)->id);
// Test that all tag_instances are now reset to how they were initially.
$this->assertEquals(4, $DB->count_records('tag_instance', array('component' => 'core_question',
'contextid' => $questioncat1->contextid)));
$this->assertEquals(4, $DB->count_records('tag_instance', array('component' => 'core_question',
'contextid' => $questioncat2->contextid)));
// Now we want to test deleting the course category and moving the questions to another category.
question_delete_course_category($coursecat1, $coursecat2);
// Test that all tag_instances belong to one context.
$this->assertEquals(8, $DB->count_records('tag_instance', array('component' => 'core_question',
'contextid' => $questioncat2->contextid)));
// Create a course.
$course = $this->getDataGenerator()->create_course();
// Create some question categories and questions in this course.
$coursecontext = \context_course::instance($course->id);
$questioncat = $questiongenerator->create_question_category(array('contextid' => $coursecontext->id));
$question1 = $questiongenerator->create_question('shortanswer', null, array('category' => $questioncat->id));
$question2 = $questiongenerator->create_question('shortanswer', null, array('category' => $questioncat->id));
// Add some tags to these questions.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, array('tag 1', 'tag 2'));
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, array('tag 1', 'tag 2'));
// Create a course that we are going to restore the other course to.
$course2 = $this->getDataGenerator()->create_course();
// Create backup file and save it to the backup location.
$bc = new \backup_controller(\backup::TYPE_1COURSE, $course->id, \backup::FORMAT_MOODLE,
\backup::INTERACTIVE_NO, \backup::MODE_GENERAL, 2);
$bc->execute_plan();
$results = $bc->get_results();
$file = $results['backup_destination'];
$fp = get_file_packer('application/vnd.moodle.backup');
$filepath = $CFG->dataroot . '/temp/backup/test-restore-course';
$file->extract_to_pathname($fp, $filepath);
$bc->destroy();
// Now restore the course.
$rc = new \restore_controller('test-restore-course', $course2->id, \backup::INTERACTIVE_NO,
\backup::MODE_GENERAL, 2, \backup::TARGET_NEW_COURSE);
$rc->execute_precheck();
$rc->execute_plan();
// Get the created question category.
$restoredcategory = $DB->get_record_select('question_categories', 'contextid = ? AND parent <> 0',
array(\context_course::instance($course2->id)->id), '*', MUST_EXIST);
// Check that there are two questions in the restored to course's context.
$this->assertEquals(2, $DB->get_record_sql('SELECT COUNT(q.id) as questioncount
FROM {question} q
JOIN {question_versions} qv
ON qv.questionid = q.id
JOIN {question_bank_entries} qbe
ON qbe.id = qv.questionbankentryid
WHERE qbe.questioncategoryid = ?',
[$restoredcategory->id])->questioncount);
$rc->destroy();
}
/**
* Test that deleting a question from the question bank works in the normal case.
*/
public function test_question_delete_question() {
global $DB;
// Setup.
$context = \context_system::instance();
> /** @var \core_question_generator $qgen */
$qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat = $qgen->create_question_category(array('contextid' => $context->id));
$q1 = $qgen->create_question('shortanswer', null, array('category' => $qcat->id));
$q2 = $qgen->create_question('shortanswer', null, array('category' => $qcat->id));
// Do.
question_delete_question($q1->id);
// Verify.
$this->assertFalse($DB->record_exists('question', ['id' => $q1->id]));
// Check that we did not delete too much.
$this->assertTrue($DB->record_exists('question', ['id' => $q2->id]));
}
/**
* Test that deleting a broken question from the question bank does not cause fatal errors.
*/
public function test_question_delete_question_broken_data() {
global $DB;
// Setup.
$context = \context_system::instance();
> /** @var \core_question_generator $qgen */
$qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat = $qgen->create_question_category(array('contextid' => $context->id));
$q1 = $qgen->create_question('shortanswer', null, array('category' => $qcat->id));
// Now delete the category, to simulate what happens in old sites where
// referential integrity has failed.
$DB->delete_records('question_categories', ['id' => $qcat->id]);
// Do.
question_delete_question($q1->id);
// Verify.
$this->assertDebuggingCalled('Deleting question ' . $q1->id .
' which is no longer linked to a context. Assuming system context ' .
'to avoid errors, but this may mean that some data like ' .
'files, tags, are not cleaned up.');
$this->assertFalse($DB->record_exists('question', ['id' => $q1->id]));
}
/**
> * Test deleting a broken question whose category refers to a missing context
* This function tests the question_category_delete_safe function.
> */
*/
> public function test_question_delete_question_missing_context() {
public function test_question_category_delete_safe() {
> global $DB;
global $DB;
>
$this->resetAfterTest(true);
> $coursecategory = $this->getDataGenerator()->create_category();
$this->setAdminUser();
> $context = $coursecategory->get_context();
>
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions();
> /** @var \core_question_generator $generator */
> $generator = $this->getDataGenerator()->get_plugin_generator('core_question');
question_category_delete_safe($qcat);
> $questioncategory = $generator->create_question_category(['contextid' => $context->id]);
> $question = $generator->create_question('shortanswer', null, ['category' => $questioncategory->id]);
// Verify category deleted.
>
$criteria = array('id' => $qcat->id);
> // Now delete the context, to simulate what happens in old sites where
$this->assertEquals(0, $DB->count_records('question_categories', $criteria));
> // referential integrity has failed.
> $DB->delete_records('context', ['id' => $context->id]);
// Verify questions deleted or moved.
>
$this->assert_category_contains_questions($qcat->id, 0);
> question_delete_question($question->id);
>
// Verify question not deleted.
> $this->assertDebuggingCalled('Deleting question ' . $question->id .
$criteria = array('id' => $questions[0]->id);
> ' which is no longer linked to a context. Assuming system context ' .
$this->assertEquals(1, $DB->count_records('question', $criteria));
> 'to avoid errors, but this may mean that some data like ' .
}
> 'files, tags, are not cleaned up.');
> $this->assertFalse($DB->record_exists('question', ['id' => $question->id]));
/**
> }
* This function tests the question_delete_activity function.
>
*/
> /**
public function test_question_delete_activity() {
global $DB;
$this->resetAfterTest(true);
$this->setAdminUser();
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions();
$cm = get_coursemodule_from_instance('quiz', $quiz->id);
// Test the deletion.
question_delete_activity($cm);
// Verify category deleted.
$criteria = array('id' => $qcat->id);
$this->assertEquals(0, $DB->count_records('question_categories', $criteria));
// Verify questions deleted or moved.
$this->assert_category_contains_questions($qcat->id, 0);
}
/**
* This function tests the question_delete_context function.
*/
public function test_question_delete_context() {
global $DB;
$this->resetAfterTest(true);
$this->setAdminUser();
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions();
// Get the module context id.
$result = question_delete_context($qcat->contextid);
// Verify category deleted.
$criteria = array('id' => $qcat->id);
$this->assertEquals(0, $DB->count_records('question_categories', $criteria));
// Verify questions deleted or moved.
$this->assert_category_contains_questions($qcat->id, 0);
}
/**
* This function tests the question_delete_course function.
*/
public function test_question_delete_course() {
global $DB;
$this->resetAfterTest(true);
$this->setAdminUser();
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('course');
// Test the deletion.
question_delete_course($course);
// Verify category deleted.
$criteria = array('id' => $qcat->id);
$this->assertEquals(0, $DB->count_records('question_categories', $criteria));
// Verify questions deleted or moved.
$this->assert_category_contains_questions($qcat->id, 0);
}
/**
* This function tests the question_delete_course_category function.
*/
public function test_question_delete_course_category() {
global $DB;
$this->resetAfterTest(true);
$this->setAdminUser();
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
// Test that the feedback works.
question_delete_course_category($category, null);
// Verify category deleted.
$criteria = array('id' => $qcat->id);
$this->assertEquals(0, $DB->count_records('question_categories', $criteria));
// Verify questions deleted or moved.
$this->assert_category_contains_questions($qcat->id, 0);
}
/**
* This function tests the question_delete_course_category function when it is supposed to move question categories.
*/
public function test_question_delete_course_category_move_qcats() {
global $DB;
$this->resetAfterTest(true);
$this->setAdminUser();
list($category1, $course1, $quiz1, $qcat1, $questions1) = $this->setup_quiz_and_questions('category');
list($category2, $course2, $quiz2, $qcat2, $questions2) = $this->setup_quiz_and_questions('category');
$questionsinqcat1 = count($questions1);
$questionsinqcat2 = count($questions2);
// Test the delete.
question_delete_course_category($category1, $category2);
// Verify category not deleted.
$criteria = array('id' => $qcat1->id);
$this->assertEquals(1, $DB->count_records('question_categories', $criteria));
// Verify questions are moved.
$params = array($qcat2->contextid);
$actualquestionscount = $DB->count_records_sql("SELECT COUNT(*)
FROM {question} q
JOIN {question_versions} qv ON qv.questionid = q.id
JOIN {question_bank_entries} qbe ON qbe.id = qv.questionbankentryid
JOIN {question_categories} qc ON qc.id = qbe.questioncategoryid
WHERE qc.contextid = ?", $params);
$this->assertEquals($questionsinqcat1 + $questionsinqcat2, $actualquestionscount);
// Verify there is just a single top-level category.
$criteria = array('contextid' => $qcat2->contextid, 'parent' => 0);
$this->assertEquals(1, $DB->count_records('question_categories', $criteria));
// Verify there is no question category in previous context.
$criteria = array('contextid' => $qcat1->contextid);
$this->assertEquals(0, $DB->count_records('question_categories', $criteria));
}
/**
* This function tests the question_save_from_deletion function when it is supposed to make a new category and
* move question categories to that new category.
*/
public function test_question_save_from_deletion() {
global $DB;
$this->resetAfterTest(true);
$this->setAdminUser();
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions();
$context = \context::instance_by_id($qcat->contextid);
$newcat = question_save_from_deletion(array_column($questions, 'id'),
$context->get_parent_context()->id, $context->get_context_name());
// Verify that the newcat itself is not a tep level category.
$this->assertNotEquals(0, $newcat->parent);
// Verify there is just a single top-level category.
$this->assertEquals(1, $DB->count_records('question_categories', ['contextid' => $qcat->contextid, 'parent' => 0]));
}
/**
* This function tests the question_save_from_deletion function when it is supposed to make a new category and
* move question categories to that new category when quiz name is very long but less than 256 characters.
*/
public function test_question_save_from_deletion_quiz_with_long_name() {
global $DB;
$this->resetAfterTest(true);
$this->setAdminUser();
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions();
// Moodle doesn't allow you to enter a name longer than 255 characters.
$quiz->name = shorten_text(str_repeat('123456789 ', 26), 255);
$DB->update_record('quiz', $quiz);
$context = \context::instance_by_id($qcat->contextid);
$newcat = question_save_from_deletion(array_column($questions, 'id'),
$context->get_parent_context()->id, $context->get_context_name());
// Verifying that the inserted record's name is expected or not.
$this->assertEquals($DB->get_record('question_categories', ['id' => $newcat->id])->name, $newcat->name);
// Verify that the newcat itself is not a top level category.
$this->assertNotEquals(0, $newcat->parent);
// Verify there is just a single top-level category.
$this->assertEquals(1, $DB->count_records('question_categories', ['contextid' => $qcat->contextid, 'parent' => 0]));
}
/**
* get_question_options should add the category object to the given question.
*/
public function test_get_question_options_includes_category_object_single_question() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question = array_shift($questions);
get_question_options($question);
$this->assertEquals($qcat, $question->categoryobject);
}
/**
* get_question_options should add the category object to all of the questions in
* the given list.
*/
public function test_get_question_options_includes_category_object_multiple_questions() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
get_question_options($questions);
foreach ($questions as $question) {
$this->assertEquals($qcat, $question->categoryobject);
}
}
/**
* get_question_options includes the tags for all questions in the list.
*/
public function test_get_question_options_includes_question_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['baz', 'bop']);
get_question_options($questions, true);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$expectedtags = [];
$actualtags = $question->tags;
foreach ($tags as $tag) {
$expectedtags[$tag->id] = $tag->get_display_name();
}
// The question should have a tags property populated with each tag id
// and display name as a key vale pair.
$this->assertEquals($expectedtags, $actualtags);
$actualtagobjects = $question->tagobjects;
sort($tags);
sort($actualtagobjects);
// The question should have a full set of each tag object.
$this->assertEquals($tags, $actualtagobjects);
// The question should not have any course tags.
$this->assertEmpty($question->coursetagobjects);
}
}
/**
* get_question_options includes the course tags for all questions in the list.
*/
public function test_get_question_options_includes_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['baz', 'bop']);
get_question_options($questions, true);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$expectedcoursetags = [];
$actualcoursetags = $question->coursetags;
foreach ($tags as $tag) {
$expectedcoursetags[$tag->id] = $tag->get_display_name();
}
// The question should have a coursetags property populated with each tag id
// and display name as a key vale pair.
$this->assertEquals($expectedcoursetags, $actualcoursetags);
$actualcoursetagobjects = $question->coursetagobjects;
sort($tags);
sort($actualcoursetagobjects);
// The question should have a full set of the course tag objects.
$this->assertEquals($tags, $actualcoursetagobjects);
// The question should not have any other tags.
$this->assertEmpty($question->tagobjects);
$this->assertEmpty($question->tags);
}
}
/**
* get_question_options only categorises a tag as a course tag if it is in a
* course context that is different from the question context.
*/
public function test_get_question_options_course_tags_in_course_question_context() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('course');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
// Create course level tags in the course context that matches the question
// course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['baz', 'bop']);
get_question_options($questions, true);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$actualtagobjects = $question->tagobjects;
sort($tags);
sort($actualtagobjects);
// The tags should not be considered course tags because they are in
// the same context as the question. That makes them question tags.
$this->assertEmpty($question->coursetagobjects);
// The course context tags should be returned in the regular tag object
// list.
$this->assertEquals($tags, $actualtagobjects);
}
}
/**
* get_question_options includes the tags and course tags for all questions in the list
* if each question has course and question level tags.
*/
public function test_get_question_options_includes_question_and_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$coursecontext = \context_course::instance($course->id);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['cfoo', 'cbar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['baz', 'bop']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['cbaz', 'cbop']);
get_question_options($questions, true);
foreach ($questions as $question) {
$alltags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$tags = array_filter($alltags, function($tag) use ($qcontext) {
return $tag->taginstancecontextid == $qcontext->id;
});
$coursetags = array_filter($alltags, function($tag) use ($coursecontext) {
return $tag->taginstancecontextid == $coursecontext->id;
});
$expectedtags = [];
$actualtags = $question->tags;
foreach ($tags as $tag) {
$expectedtags[$tag->id] = $tag->get_display_name();
}
// The question should have a tags property populated with each tag id
// and display name as a key vale pair.
$this->assertEquals($expectedtags, $actualtags);
$actualtagobjects = $question->tagobjects;
sort($tags);
sort($actualtagobjects);
// The question should have a full set of each tag object.
$this->assertEquals($tags, $actualtagobjects);
$actualcoursetagobjects = $question->coursetagobjects;
sort($coursetags);
sort($actualcoursetagobjects);
// The question should have a full set of course tag objects.
$this->assertEquals($coursetags, $actualcoursetagobjects);
}
}
/**
* get_question_options should update the context id to the question category
* context id for any non-course context tag that isn't in the question category
* context.
*/
public function test_get_question_options_normalises_question_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$systemcontext = \context_system::instance();
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['baz', 'bop']);
$q1tags = \core_tag_tag::get_item_tags('core_question', 'question', $question1->id);
$q2tags = \core_tag_tag::get_item_tags('core_question', 'question', $question2->id);
$q1tag = array_shift($q1tags);
$q2tag = array_shift($q2tags);
// Change two of the tag instances to be a different (non-course) context to the
// question tag context. These tags should then be normalised back to the question
// tag context.
\core_tag_tag::change_instances_context([$q1tag->taginstanceid, $q2tag->taginstanceid], $systemcontext);
get_question_options($questions, true);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// The database should have been updated with the correct context id.
foreach ($tags as $tag) {
$this->assertEquals($qcontext->id, $tag->taginstancecontextid);
}
// The tag objects on the question should have been updated with the
// correct context id.
foreach ($question->tagobjects as $tag) {
$this->assertEquals($qcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* get_question_options if the question is a course level question then tags
* in that context should not be consdered course tags, they are question tags.
*/
public function test_get_question_options_includes_course_context_question_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('course');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['baz', 'bop']);
get_question_options($questions, true);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// Tags in a course context that matches the question context should
// not be considered course tags.
$this->assertEmpty($question->coursetagobjects);
$this->assertEmpty($question->coursetags);
$actualtagobjects = $question->tagobjects;
sort($tags);
sort($actualtagobjects);
// The tags should be considered question tags not course tags.
$this->assertEquals($tags, $actualtagobjects);
}
}
/**
* get_question_options should return tags from all course contexts by default.
*/
public function test_get_question_options_includes_multiple_courses_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
// Create a sibling course.
$siblingcourse = $this->getDataGenerator()->create_course(['category' => $course->category]);
$siblingcoursecontext = \context_course::instance($siblingcourse->id);
// Create course tags.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['c1']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['c1']);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $siblingcoursecontext, ['c2']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $siblingcoursecontext, ['c2']);
get_question_options($questions, true);
foreach ($questions as $question) {
$this->assertCount(2, $question->coursetagobjects);
foreach ($question->coursetagobjects as $tag) {
if ($tag->name == 'c1') {
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
} else {
$this->assertEquals($siblingcoursecontext->id, $tag->taginstancecontextid);
}
}
}
}
/**
* get_question_options should filter the course tags by the given list of courses.
*/
public function test_get_question_options_includes_filter_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
// Create a sibling course.
$siblingcourse = $this->getDataGenerator()->create_course(['category' => $course->category]);
$siblingcoursecontext = \context_course::instance($siblingcourse->id);
// Create course tags.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['bar']);
// Create sibling course tags. These should be filtered out.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $siblingcoursecontext, ['filtered1']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $siblingcoursecontext, ['filtered2']);
// Ask to only receive course tags from $course (ignoring $siblingcourse tags).
get_question_options($questions, true, [$course]);
foreach ($questions as $question) {
foreach ($question->coursetagobjects as $tag) {
// We should only be seeing course tags from $course. The tags from
// $siblingcourse should have been filtered out.
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
}
}
}
/**
* question_move_question_tags_to_new_context should update all of the
* question tags contexts when they are moving down (from system to course
* category context).
*/
public function test_question_move_question_tags_to_new_context_system_to_course_cat_qtags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('system');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$newcontext = \context_coursecat::instance($category->id);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the system context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo', 'bar']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// All of the tags should have their context id set to the new context.
foreach ($tags as $tag) {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* question_move_question_tags_to_new_context should update all of the question tags
* contexts when they are moving down (from system to course category context)
* but leave any tags in the course context where they are.
*/
public function test_question_move_question_tags_to_new_context_system_to_course_cat_qtags_and_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('system');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$coursecontext = \context_course::instance($course->id);
$newcontext = \context_coursecat::instance($category->id);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the system context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Create tags in the course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['ctag']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['ctag']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
foreach ($tags as $tag) {
if ($tag->name == 'ctag') {
// Course tags should remain in the course context.
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
} else {
// Other tags should be updated.
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
}
/**
* question_move_question_tags_to_new_context should update all of the question
* contexts tags when they are moving up (from course category to system context).
*/
public function test_question_move_question_tags_to_new_context_course_cat_to_system_qtags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$newcontext = \context_system::instance();
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the course category context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo', 'bar']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// All of the tags should have their context id set to the new context.
foreach ($tags as $tag) {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* question_move_question_tags_to_new_context should update all of the question
* tags contexts when they are moving up (from course category context to system
* context) but leave any tags in the course context where they are.
*/
public function test_question_move_question_tags_to_new_context_course_cat_to_system_qtags_and_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$coursecontext = \context_course::instance($course->id);
$newcontext = \context_system::instance();
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the system context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Create tags in the course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['ctag']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['ctag']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
foreach ($tags as $tag) {
if ($tag->name == 'ctag') {
// Course tags should remain in the course context.
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
} else {
// Other tags should be updated.
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
}
/**
* question_move_question_tags_to_new_context should merge all tags into the course
* context when moving down from course category context into course context.
*/
public function test_question_move_question_tags_to_new_context_course_cat_to_coures_qtags_and_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$coursecontext = \context_course::instance($course->id);
$newcontext = $coursecontext;
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the system context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Create tags in the course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['ctag']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['ctag']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// Each question should have 2 tags.
$this->assertCount(2, $tags);
foreach ($tags as $tag) {
// All tags should be updated to the course context and merged in.
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* question_move_question_tags_to_new_context should delete all of the tag
* instances from sibling courses when moving the context of a question down
* from a course category into a course context because the other courses will
* no longer have access to the question.
*/
public function test_question_move_question_tags_to_new_context_remove_other_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
// Create a sibling course.
$siblingcourse = $this->getDataGenerator()->create_course(['category' => $course->category]);
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$coursecontext = \context_course::instance($course->id);
$siblingcoursecontext = \context_course::instance($siblingcourse->id);
$newcontext = $coursecontext;
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the system context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Create tags in the target course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['ctag']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['ctag']);
// Create tags in the sibling course context. These should be deleted as
// part of the move.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $siblingcoursecontext, ['stag']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $siblingcoursecontext, ['stag']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// Each question should have 2 tags, 'foo' and 'ctag'.
$this->assertCount(2, $tags);
foreach ($tags as $tag) {
$tagname = $tag->name;
// The 'stag' should have been deleted because it's in a sibling
// course context.
$this->assertContains($tagname, ['foo', 'ctag']);
// All tags should be in the course context now.
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
}
}
}
/**
* question_move_question_tags_to_new_context should update all of the question
* tags to be the course category context when moving the tags from a course
* context to a course category context.
*/
public function test_question_move_question_tags_to_new_context_course_to_course_cat() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('course');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
// Moving up into the course category context.
$newcontext = \context_coursecat::instance($category->id);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// All of the tags should have their context id set to the new context.
foreach ($tags as $tag) {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* question_move_question_tags_to_new_context should update all of the
* question tags contexts when they are moving down (from system to course
* category context).
*/
public function test_question_move_question_tags_to_new_context_orphaned_tag_contexts() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('system');
$question1 = $questions[0];
$question2 = $questions[1];
$othercategory = $this->getDataGenerator()->create_category();
$qcontext = \context::instance_by_id($qcat->contextid);
$newcontext = \context_coursecat::instance($category->id);
$othercategorycontext = \context_coursecat::instance($othercategory->id);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the system context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Create tags in the other course category context. These should be
// update to the next context id because they represent erroneous data
// from a time before context id was mandatory in the tag API.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $othercategorycontext, ['bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $othercategorycontext, ['bar']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// Each question should have two tags, 'foo' and 'bar'.
$this->assertCount(2, $tags);
// All of the tags should have their context id set to the new context
// (course category context).
foreach ($tags as $tag) {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* When moving from a course category context down into an activity context
* all question context tags and course tags (where the course is a parent of
* the activity) should move into the new context.
*/
public function test_question_move_question_tags_to_new_context_course_cat_to_activity_qtags_and_course_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$coursecontext = \context_course::instance($course->id);
$newcontext = \context_module::instance($quiz->cmid);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the course category context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Move the questions to the activity context which is a child context of
// $coursecontext.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['ctag']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['ctag']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// Each question should have 2 tags.
$this->assertCount(2, $tags);
foreach ($tags as $tag) {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* When moving from a course category context down into an activity context
* all question context tags and course tags (where the course is a parent of
* the activity) should move into the new context. Tags in course contexts
* that are not a parent of the activity context should be deleted.
*/
public function test_question_move_question_tags_to_new_context_course_cat_to_activity_orphaned_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$coursecontext = \context_course::instance($course->id);
$newcontext = \context_module::instance($quiz->cmid);
$othercourse = $this->getDataGenerator()->create_course();
$othercoursecontext = \context_course::instance($othercourse->id);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the course category context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Create tags in the course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['ctag']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['ctag']);
// Create tags in the other course context. These should be deleted.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $othercoursecontext, ['delete']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $othercoursecontext, ['delete']);
// Move the questions to the activity context which is a child context of
// $coursecontext.
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// Each question should have 2 tags.
$this->assertCount(2, $tags);
foreach ($tags as $tag) {
// Make sure we don't have any 'delete' tags.
$this->assertContains($tag->name, ['foo', 'ctag']);
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* When moving from a course context down into an activity context all of the
* course tags should move into the activity context.
*/
public function test_question_move_question_tags_to_new_context_course_to_activity_qtags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('course');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$newcontext = \context_module::instance($quiz->cmid);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the course context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
foreach ($tags as $tag) {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* When moving from a course context down into an activity context all of the
* course tags should move into the activity context.
*/
public function test_question_move_question_tags_to_new_context_activity_to_course_qtags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions();
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
$newcontext = \context_course::instance($course->id);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the activity context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
foreach ($tags as $tag) {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
}
}
}
/**
* question_move_question_tags_to_new_context should update all of the
* question tags contexts when they are moving down (from system to course
* category context).
*
* Course tags within the new category context should remain while any course
* tags in course contexts that can no longer access the question should be
* deleted.
*/
public function test_question_move_question_tags_to_new_context_system_to_course_cat_with_orphaned_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('system');
$question1 = $questions[0];
$question2 = $questions[1];
$othercategory = $this->getDataGenerator()->create_category();
$othercourse = $this->getDataGenerator()->create_course(['category' => $othercategory->id]);
$qcontext = \context::instance_by_id($qcat->contextid);
$newcontext = \context_coursecat::instance($category->id);
$othercategorycontext = \context_coursecat::instance($othercategory->id);
$coursecontext = \context_course::instance($course->id);
$othercoursecontext = \context_course::instance($othercourse->id);
foreach ($questions as $question) {
$question->contextid = $qcat->contextid;
}
// Create tags in the system context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['foo']);
// Create tags in the child course context of the new context.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['bar']);
// Create tags in the other course context. These should be deleted when
// the question moves to the new course category context because this
// course belongs to a different category, which means it will no longer
// have access to the question.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $othercoursecontext, ['delete']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $othercoursecontext, ['delete']);
question_move_question_tags_to_new_context($questions, $newcontext);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
// Each question should have two tags, 'foo' and 'bar'.
$this->assertCount(2, $tags);
// All of the tags should have their context id set to the new context
// (course category context).
foreach ($tags as $tag) {
$this->assertContains($tag->name, ['foo', 'bar']);
if ($tag->name == 'foo') {
$this->assertEquals($newcontext->id, $tag->taginstancecontextid);
} else {
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
}
}
}
}
/**
* question_sort_tags() includes the tags for all questions in the list.
*/
public function test_question_sort_tags_includes_question_tags() {
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$qcontext = \context::instance_by_id($qcat->contextid);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $qcontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $qcontext, ['baz', 'bop']);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$categorycontext = \context::instance_by_id($qcat->contextid);
$tagobjects = question_sort_tags($tags, $categorycontext);
$expectedtags = [];
$actualtags = $tagobjects->tags;
foreach ($tagobjects->tagobjects as $tag) {
$expectedtags[$tag->id] = $tag->name;
}
// The question should have a tags property populated with each tag id
// and display name as a key vale pair.
$this->assertEquals($expectedtags, $actualtags);
$actualtagobjects = $tagobjects->tagobjects;
sort($tags);
sort($actualtagobjects);
// The question should have a full set of each tag object.
$this->assertEquals($tags, $actualtagobjects);
// The question should not have any course tags.
$this->assertEmpty($tagobjects->coursetagobjects);
}
}
/**
* question_sort_tags() includes course tags for all questions in the list.
*/
public function test_question_sort_tags_includes_question_course_tags() {
global $DB;
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['foo', 'bar']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['baz', 'bop']);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$tagobjects = question_sort_tags($tags, $qcat);
$expectedtags = [];
$actualtags = $tagobjects->coursetags;
foreach ($actualtags as $coursetagid => $coursetagname) {
$expectedtags[$coursetagid] = $coursetagname;
}
// The question should have a tags property populated with each tag id
// and display name as a key vale pair.
$this->assertEquals($expectedtags, $actualtags);
$actualtagobjects = $tagobjects->coursetagobjects;
sort($tags);
sort($actualtagobjects);
// The question should have a full set of each tag object.
$this->assertEquals($tags, $actualtagobjects);
// The question should not have any course tags.
$this->assertEmpty($tagobjects->tagobjects);
}
}
/**
* question_sort_tags() should return tags from all course contexts by default.
*/
public function test_question_sort_tags_includes_multiple_courses_tags() {
global $DB;
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
// Create a sibling course.
$siblingcourse = $this->getDataGenerator()->create_course(['category' => $course->category]);
$siblingcoursecontext = \context_course::instance($siblingcourse->id);
// Create course tags.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['c1']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['c1']);
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $siblingcoursecontext, ['c2']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $siblingcoursecontext, ['c2']);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$tagobjects = question_sort_tags($tags, $qcat);
$this->assertCount(2, $tagobjects->coursetagobjects);
foreach ($tagobjects->coursetagobjects as $tag) {
if ($tag->name == 'c1') {
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
} else {
$this->assertEquals($siblingcoursecontext->id, $tag->taginstancecontextid);
}
}
}
}
/**
* question_sort_tags() should filter the course tags by the given list of courses.
*/
public function test_question_sort_tags_includes_filter_course_tags() {
global $DB;
list($category, $course, $quiz, $qcat, $questions) = $this->setup_quiz_and_questions('category');
$question1 = $questions[0];
$question2 = $questions[1];
$coursecontext = \context_course::instance($course->id);
// Create a sibling course.
$siblingcourse = $this->getDataGenerator()->create_course(['category' => $course->category]);
$siblingcoursecontext = \context_course::instance($siblingcourse->id);
// Create course tags.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $coursecontext, ['foo']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $coursecontext, ['bar']);
// Create sibling course tags. These should be filtered out.
\core_tag_tag::set_item_tags('core_question', 'question', $question1->id, $siblingcoursecontext, ['filtered1']);
\core_tag_tag::set_item_tags('core_question', 'question', $question2->id, $siblingcoursecontext, ['filtered2']);
foreach ($questions as $question) {
$tags = \core_tag_tag::get_item_tags('core_question', 'question', $question->id);
$tagobjects = question_sort_tags($tags, $qcat, [$course]);
foreach ($tagobjects->coursetagobjects as $tag) {
// We should only be seeing course tags from $course. The tags from
// $siblingcourse should have been filtered out.
$this->assertEquals($coursecontext->id, $tag->taginstancecontextid);
}
}
}
/**
* Data provider for tests of question_has_capability_on_context and question_require_capability_on_context.
*
* @return array
*/
public function question_capability_on_question_provider() {
return [
'Unrelated capability which is present' => [
'capabilities' => [
'moodle/question:config' => CAP_ALLOW,
],
'testcapability' => 'config',
'isowner' => true,
'expect' => true,
],
'Unrelated capability which is present (not owner)' => [
'capabilities' => [
'moodle/question:config' => CAP_ALLOW,
],
'testcapability' => 'config',
'isowner' => false,
'expect' => true,
],
'Unrelated capability which is not set' => [
'capabilities' => [
],
'testcapability' => 'config',
'isowner' => true,
'expect' => false,
],
'Unrelated capability which is not set (not owner)' => [
'capabilities' => [
],
'testcapability' => 'config',
'isowner' => false,
'expect' => false,
],
'Unrelated capability which is prevented' => [
'capabilities' => [
'moodle/question:config' => CAP_PREVENT,
],
'testcapability' => 'config',
'isowner' => true,
'expect' => false,
],
'Unrelated capability which is prevented (not owner)' => [
'capabilities' => [
'moodle/question:config' => CAP_PREVENT,
],
'testcapability' => 'config',
'isowner' => false,
'expect' => false,
],
'Related capability which is not set' => [
'capabilities' => [
],
'testcapability' => 'edit',
'isowner' => true,
'expect' => false,
],
'Related capability which is not set (not owner)' => [
'capabilities' => [
],
'testcapability' => 'edit',
'isowner' => false,
'expect' => false,
],
'Related capability which is allowed at all, unset at mine' => [
'capabilities' => [
'moodle/question:editall' => CAP_ALLOW,
],
'testcapability' => 'edit',
'isowner' => true,
'expect' => true,
],
'Related capability which is allowed at all, unset at mine (not owner)' => [
'capabilities' => [
'moodle/question:editall' => CAP_ALLOW,
],
'testcapability' => 'edit',
'isowner' => false,
'expect' => true,
],
'Related capability which is allowed at all, prevented at mine' => [
'capabilities' => [
'moodle/question:editall' => CAP_ALLOW,
'moodle/question:editmine' => CAP_PREVENT,
],
'testcapability' => 'edit',
'isowner' => true,
'expect' => true,
],
'Related capability which is allowed at all, prevented at mine (not owner)' => [
'capabilities' => [
'moodle/question:editall' => CAP_ALLOW,
'moodle/question:editmine' => CAP_PREVENT,
],
'testcapability' => 'edit',
'isowner' => false,
'expect' => true,
],
'Related capability which is unset all, allowed at mine' => [
'capabilities' => [
'moodle/question:editall' => CAP_PREVENT,
'moodle/question:editmine' => CAP_ALLOW,
],
'testcapability' => 'edit',
'isowner' => true,
'expect' => true,
],
'Related capability which is unset all, allowed at mine (not owner)' => [
'capabilities' => [
'moodle/question:editall' => CAP_PREVENT,
'moodle/question:editmine' => CAP_ALLOW,
],
'testcapability' => 'edit',
'isowner' => false,
'expect' => false,
],
];
}
/**
* Tests that question_has_capability_on does not throw exception on broken questions.
*/
public function test_question_has_capability_on_broken_question() {
global $DB;
// Create the test data.
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
$questioncat = $questiongenerator->create_question_category([
'contextid' => $context->id,
]);
// Create a cloze question.
$question = $questiongenerator->create_question('multianswer', null, [
'category' => $questioncat->id,
]);
// Now, break the question.
$DB->delete_records('question_multianswer', ['question' => $question->id]);
$this->setAdminUser();
$result = question_has_capability_on($question->id, 'tag');
$this->assertTrue($result);
$this->assertDebuggingCalled();
}
/**
* Tests for the deprecated question_has_capability_on function when passing a stdClass as parameter.
*
* @dataProvider question_capability_on_question_provider
* @param array $capabilities The capability assignments to set.
* @param string $capability The capability to test
* @param bool $isowner Whether the user to create the question should be the owner or not.
* @param bool $expect The expected result.
*/
public function test_question_has_capability_on_using_stdClass($capabilities, $capability, $isowner, $expect) {
$this->resetAfterTest();
// Create the test data.
$user = $this->getDataGenerator()->create_user();
$otheruser = $this->getDataGenerator()->create_user();
$roleid = $this->getDataGenerator()->create_role();
$category = $this->getDataGenerator()->create_category();
$context = \context_coursecat::instance($category->id);
// Assign the user to the role.
role_assign($roleid, $user->id, $context->id);
// Assign the capabilities to the role.
foreach ($capabilities as $capname => $capvalue) {
assign_capability($capname, $capvalue, $roleid, $context->id);
}
$this->setUser($user);
// The current fake question we make use of is always a stdClass and typically has no ID.
$fakequestion = (object) [
'contextid' => $context->id,
];
if ($isowner) {
$fakequestion->createdby = $user->id;
} else {
$fakequestion->createdby = $otheruser->id;
}
$result = question_has_capability_on($fakequestion, $capability);
$this->assertEquals($expect, $result);
}
/**
* Tests for the deprecated question_has_capability_on function when using question definition.
*
* @dataProvider question_capability_on_question_provider
* @param array $capabilities The capability assignments to set.
* @param string $capability The capability to test
* @param bool $isowner Whether the user to create the question should be the owner or not.
* @param bool $expect The expected result.
*/
public function test_question_has_capability_on_using_question_definition($capabilities, $capability, $isowner, $expect) {
$this->resetAfterTest();
// Create the test data.
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$user = $generator->create_user();
$otheruser = $generator->create_user();
$roleid = $generator->create_role();
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
$questioncat = $questiongenerator->create_question_category([
'contextid' => $context->id,
]);
// Assign the user to the role.
role_assign($roleid, $user->id, $context->id);
// Assign the capabilities to the role.
foreach ($capabilities as $capname => $capvalue) {
assign_capability($capname, $capvalue, $roleid, $context->id);
}
// Create the question.
$qtype = 'truefalse';
$overrides = [
'category' => $questioncat->id,
'createdby' => ($isowner) ? $user->id : $otheruser->id,
];
$question = $questiongenerator->create_question($qtype, null, $overrides);
$this->setUser($user);
$result = question_has_capability_on($question, $capability);
$this->assertEquals($expect, $result);
}
/**
* Tests for the deprecated question_has_capability_on function when using a real question id.
*
* @dataProvider question_capability_on_question_provider
* @param array $capabilities The capability assignments to set.
* @param string $capability The capability to test
* @param bool $isowner Whether the user to create the question should be the owner or not.
* @param bool $expect The expected result.
*/
public function test_question_has_capability_on_using_question_id($capabilities, $capability, $isowner, $expect) {
$this->resetAfterTest();
// Create the test data.
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$user = $generator->create_user();
$otheruser = $generator->create_user();
$roleid = $generator->create_role();
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
$questioncat = $questiongenerator->create_question_category([
'contextid' => $context->id,
]);
// Assign the user to the role.
role_assign($roleid, $user->id, $context->id);
// Assign the capabilities to the role.
foreach ($capabilities as $capname => $capvalue) {
assign_capability($capname, $capvalue, $roleid, $context->id);
}
// Create the question.
$qtype = 'truefalse';
$overrides = [
'category' => $questioncat->id,
'createdby' => ($isowner) ? $user->id : $otheruser->id,
];
$question = $questiongenerator->create_question($qtype, null, $overrides);
$this->setUser($user);
$result = question_has_capability_on($question->id, $capability);
$this->assertEquals($expect, $result);
}
/**
* Tests for the deprecated question_has_capability_on function when using a string as question id.
*
* @dataProvider question_capability_on_question_provider
* @param array $capabilities The capability assignments to set.
* @param string $capability The capability to test
* @param bool $isowner Whether the user to create the question should be the owner or not.
* @param bool $expect The expected result.
*/
public function test_question_has_capability_on_using_question_string_id($capabilities, $capability, $isowner, $expect) {
$this->resetAfterTest();
// Create the test data.
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$user = $generator->create_user();
$otheruser = $generator->create_user();
$roleid = $generator->create_role();
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
$questioncat = $questiongenerator->create_question_category([
'contextid' => $context->id,
]);
// Assign the user to the role.
role_assign($roleid, $user->id, $context->id);
// Assign the capabilities to the role.
foreach ($capabilities as $capname => $capvalue) {
assign_capability($capname, $capvalue, $roleid, $context->id);
}
// Create the question.
$qtype = 'truefalse';
$overrides = [
'category' => $questioncat->id,
'createdby' => ($isowner) ? $user->id : $otheruser->id,
];
$question = $questiongenerator->create_question($qtype, null, $overrides);
$this->setUser($user);
$result = question_has_capability_on((string) $question->id, $capability);
$this->assertEquals($expect, $result);
}
/**
* Tests for the question_has_capability_on function when using a moved question.
*
* @dataProvider question_capability_on_question_provider
* @param array $capabilities The capability assignments to set.
* @param string $capability The capability to test
* @param bool $isowner Whether the user to create the question should be the owner or not.
* @param bool $expect The expected result.
*/
public function test_question_has_capability_on_using_moved_question($capabilities, $capability, $isowner, $expect) {
$this->resetAfterTest();
// Create the test data.
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$user = $generator->create_user();
$otheruser = $generator->create_user();
$roleid = $generator->create_role();
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
$questioncat = $questiongenerator->create_question_category([
'contextid' => $context->id,
]);
$newcategory = $generator->create_category();
$newcontext = \context_coursecat::instance($newcategory->id);
$newquestioncat = $questiongenerator->create_question_category([
'contextid' => $newcontext->id,
]);
// Assign the user to the role in the _new_ context..
role_assign($roleid, $user->id, $newcontext->id);
// Assign the capabilities to the role in the _new_ context.
foreach ($capabilities as $capname => $capvalue) {
assign_capability($capname, $capvalue, $roleid, $newcontext->id);
}
// Create the question.
$qtype = 'truefalse';
$overrides = [
'category' => $questioncat->id,
'createdby' => ($isowner) ? $user->id : $otheruser->id,
];
$question = $questiongenerator->create_question($qtype, null, $overrides);
// Move the question.
question_move_questions_to_category([$question->id], $newquestioncat->id);
// Test that the capability is correct after the question has been moved.
$this->setUser($user);
$result = question_has_capability_on($question->id, $capability);
$this->assertEquals($expect, $result);
}
/**
* Tests for the question_has_capability_on function when using a real question.
*
* @dataProvider question_capability_on_question_provider
* @param array $capabilities The capability assignments to set.
* @param string $capability The capability to test
* @param bool $isowner Whether the user to create the question should be the owner or not.
* @param bool $expect The expected result.
*/
public function test_question_has_capability_on_using_question($capabilities, $capability, $isowner, $expect) {
$this->resetAfterTest();
// Create the test data.
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$user = $generator->create_user();
$otheruser = $generator->create_user();
$roleid = $generator->create_role();
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
$questioncat = $questiongenerator->create_question_category([
'contextid' => $context->id,
]);
// Assign the user to the role.
role_assign($roleid, $user->id, $context->id);
// Assign the capabilities to the role.
foreach ($capabilities as $capname => $capvalue) {
assign_capability($capname, $capvalue, $roleid, $context->id);
}
// Create the question.
$question = $questiongenerator->create_question('truefalse', null, [
'category' => $questioncat->id,
'createdby' => ($isowner) ? $user->id : $otheruser->id,
]);
$question = question_bank::load_question_data($question->id);
$this->setUser($user);
$result = question_has_capability_on($question, $capability);
$this->assertEquals($expect, $result);
}
/**
* Tests that question_has_capability_on throws an exception for wrong parameter types.
*/
public function test_question_has_capability_on_wrong_param_type() {
// Create the test data.
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$user = $generator->create_user();
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
$questioncat = $questiongenerator->create_question_category([
'contextid' => $context->id,
]);
// Create the question.
$question = $questiongenerator->create_question('truefalse', null, [
'category' => $questioncat->id,
'createdby' => $user->id,
]);
$question = question_bank::load_question_data($question->id);
$this->setUser($user);
$result = question_has_capability_on((string)$question->id, 'tag');
$this->assertFalse($result);
$this->expectException('coding_exception');
$this->expectExceptionMessage('$questionorid parameter needs to be an integer or an object.');
question_has_capability_on('one', 'tag');
}
/**
* Test of question_categorylist_parents function.
*/
public function test_question_categorylist_parents() {
$this->resetAfterTest();
$generator = $this->getDataGenerator();
> /** @var \core_question_generator $questiongenerator */
$questiongenerator = $generator->get_plugin_generator('core_question');
$category = $generator->create_category();
$context = \context_coursecat::instance($category->id);
// Create a top category.
$cat0 = question_get_top_category($context->id, true);
// Add sub-categories.
$cat1 = $questiongenerator->create_question_category(['parent' => $cat0->id]);
$cat2 = $questiongenerator->create_question_category(['parent' => $cat1->id]);
// Test the 'get parents' function.
$parentcategories = question_categorylist_parents($cat2->id);
$this->assertEquals($cat0->id, $parentcategories[0]);
$this->assertEquals($cat1->id, $parentcategories[1]);
$this->assertCount(2, $parentcategories);
}
/**
* Get test cases for test_core_question_find_next_unused_idnumber.
*
* @return array test cases.
*/
public function find_next_unused_idnumber_cases(): array {
return [
> [null, null],
['id', null],
['id1a', null],
['id001', 'id002'],
['id9', 'id10'],
['id009', 'id010'],
['id999', 'id1000'],
['0', '1'],
['-1', '-2'],
['01', '02'],
['09', '10'],
['1.0E+29', '1.0E+30'], // Idnumbers are strings, not floats.
['1.0E-29', '1.0E-30'], // By the way, this is not a sensible idnumber!
['10.1', '10.2'],
['10.9', '10.10'],
];
}
/**
* Test core_question_find_next_unused_idnumber in the case when there are no other questions.
*
* @dataProvider find_next_unused_idnumber_cases
< * @param string $oldidnumber value to pass to core_question_find_next_unused_idnumber.
> * @param string|null $oldidnumber value to pass to core_question_find_next_unused_idnumber.
* @param string|null $expectednewidnumber expected result.
*/
< public function test_core_question_find_next_unused_idnumber(string $oldidnumber, ?string $expectednewidnumber) {
> public function test_core_question_find_next_unused_idnumber(?string $oldidnumber, ?string $expectednewidnumber) {
$this->assertSame($expectednewidnumber, core_question_find_next_unused_idnumber($oldidnumber, 0));
}
public function test_core_question_find_next_unused_idnumber_skips_used() {
$this->resetAfterTest();
/** @var core_question_generator $generator */
$generator = $this->getDataGenerator()->get_plugin_generator('core_question');
$category = $generator->create_question_category();
$othercategory = $generator->create_question_category();
$generator->create_question('truefalse', null, ['category' => $category->id, 'idnumber' => 'id9']);
$generator->create_question('truefalse', null, ['category' => $category->id, 'idnumber' => 'id10']);
// Next one to make sure only idnumbers from the right category are ruled out.
$generator->create_question('truefalse', null, ['category' => $othercategory->id, 'idnumber' => 'id11']);
$this->assertSame('id11', core_question_find_next_unused_idnumber('id9', $category->id));
$this->assertSame('id11', core_question_find_next_unused_idnumber('id8', $category->id));
}
/**
* Tests for the question_move_questions_to_category function.
*
* @covers ::question_move_questions_to_category
*/
public function test_question_move_questions_to_category() {
$this->resetAfterTest();
// Create the test data.
list($category1, $course1, $quiz1, $questioncat1, $questions1) = $this->setup_quiz_and_questions();
list($category2, $course2, $quiz2, $questioncat2, $questions2) = $this->setup_quiz_and_questions();
$this->assertCount(2, $questions1);
$this->assertCount(2, $questions2);
$questionsidtomove = [];
foreach ($questions1 as $question1) {
$questionsidtomove[] = $question1->id;
}
// Move the question from quiz 1 to quiz 2.
question_move_questions_to_category($questionsidtomove, $questioncat2->id);
$this->assert_category_contains_questions($questioncat2->id, 4);
}
/**
* Tests for the idnumber_exist_in_question_category function.
*
* @covers ::idnumber_exist_in_question_category
*/
public function test_idnumber_exist_in_question_category() {
global $DB;
$this->resetAfterTest();
// Create the test data.
list($category1, $course1, $quiz1, $questioncat1, $questions1) = $this->setup_quiz_and_questions();
list($category2, $course2, $quiz2, $questioncat2, $questions2) = $this->setup_quiz_and_questions();
$questionbankentry1 = get_question_bank_entry($questions1[0]->id);
$entry = new \stdClass();
$entry->id = $questionbankentry1->id;
$entry->idnumber = 1;
$DB->update_record('question_bank_entries', $entry);
$questionbankentry2 = get_question_bank_entry($questions2[0]->id);
$entry2 = new \stdClass();
$entry2->id = $questionbankentry2->id;
$entry2->idnumber = 1;
$DB->update_record('question_bank_entries', $entry2);
$questionbe = $DB->get_record('question_bank_entries', ['id' => $questionbankentry1->id]);
// Validate that a first stage of an idnumber exists (this format: xxxx_x).
list($response, $record) = idnumber_exist_in_question_category($questionbe->idnumber, $questioncat1->id);
$this->assertEquals([], $record);
$this->assertEquals(true, $response);
// Move the question to a category that has a question with the same idnumber.
question_move_questions_to_category($questions1[0]->id, $questioncat2->id);
// Validate that function return the last record used for the idnumber.
list($response, $record) = idnumber_exist_in_question_category($questionbe->idnumber, $questioncat2->id);
$record = reset($record);
$idnumber = $record->idnumber;
$this->assertEquals($idnumber, '1_1');
$this->assertEquals(true, $response);
}
/**
* Test method is_latest().
*
* @covers ::is_latest
*
*/
public function test_is_latest() {
global $DB;
$this->resetAfterTest();
> /** @var \core_question_generator $generator */
$generator = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat1 = $generator->create_question_category(['name' => 'My category', 'sortorder' => 1, 'idnumber' => 'myqcat']);
$question = $generator->create_question('shortanswer', null, ['name' => 'q1', 'category' => $qcat1->id]);
$record = $DB->get_record('question_versions', ['questionid' => $question->id]);
$firstversion = $record->version;
$questionbankentryid = $record->questionbankentryid;
$islatest = is_latest($firstversion, $questionbankentryid);
$this->assertTrue($islatest);
}
/**
* Test question bank entry deletion.
*
* @covers ::delete_question_bank_entry
*/
public function test_delete_question_bank_entry() {
global $DB;
$this->resetAfterTest();
// Setup.
$context = \context_system::instance();
> /** @var \core_question_generator $qgen */
$qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat = $qgen->create_question_category(array('contextid' => $context->id));
$q1 = $qgen->create_question('shortanswer', null, array('category' => $qcat->id));
// Make sure there is an entry in the entry table.
$sql = 'SELECT qbe.id as id,
qv.id as versionid
FROM {question_bank_entries} qbe
JOIN {question_versions} qv
ON qbe.id = qv.questionbankentryid
JOIN {question} q
ON qv.questionid = q.id
WHERE q.id = ?';
$records = $DB->get_records_sql($sql, [$q1->id]);
$this->assertCount(1, $records);
// Delete the record.
$record = reset($records);
delete_question_bank_entry($record->id);
$records = $DB->get_records('question_bank_entries', ['id' => $record->id]);
// As the version record exists, it wont delete the data to resolve any errors.
$this->assertCount(1, $records);
$DB->delete_records('question_versions', ['id' => $record->versionid]);
delete_question_bank_entry($record->id);
$records = $DB->get_records('question_bank_entries', ['id' => $record->id]);
$this->assertCount(0, $records);
}
/**
* Test question bank entry object.
*
* @covers ::get_question_bank_entry
*/
public function test_get_question_bank_entry() {
global $DB;
$this->resetAfterTest();
// Setup.
$context = \context_system::instance();
> /** @var \core_question_generator $qgen */
$qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat = $qgen->create_question_category(array('contextid' => $context->id));
$q1 = $qgen->create_question('shortanswer', null, array('category' => $qcat->id));
// Make sure there is an entry in the entry table.
$sql = 'SELECT qbe.id as id,
qv.id as versionid
FROM {question_bank_entries} qbe
JOIN {question_versions} qv
ON qbe.id = qv.questionbankentryid
JOIN {question} q
ON qv.questionid = q.id
WHERE q.id = ?';
$records = $DB->get_records_sql($sql, [$q1->id]);
$this->assertCount(1, $records);
$record = reset($records);
$questionbankentry = get_question_bank_entry($q1->id);
$this->assertEquals($questionbankentry->id, $record->id);
}
/**
* Test the version objects for a question.
*
* @covers ::get_question_version
*/
public function test_get_question_version() {
global $DB;
$this->resetAfterTest();
// Setup.
$context = \context_system::instance();
> /** @var \core_question_generator $qgen */
$qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat = $qgen->create_question_category(array('contextid' => $context->id));
$q1 = $qgen->create_question('shortanswer', null, array('category' => $qcat->id));
// Make sure there is an entry in the entry table.
$sql = 'SELECT qbe.id as id,
qv.id as versionid
FROM {question_bank_entries} qbe
JOIN {question_versions} qv
ON qbe.id = qv.questionbankentryid
JOIN {question} q
ON qv.questionid = q.id
WHERE q.id = ?';
$records = $DB->get_records_sql($sql, [$q1->id]);
$this->assertCount(1, $records);
$record = reset($records);
$questionversions = get_question_version($q1->id);
$questionversion = reset($questionversions);
$this->assertEquals($questionversion->id, $record->versionid);
}
/**
* Test get next version of a question.
*
* @covers ::get_next_version
*/
public function test_get_next_version() {
global $DB;
$this->resetAfterTest();
// Setup.
$context = \context_system::instance();
> /** @var \core_question_generator $qgen */
$qgen = $this->getDataGenerator()->get_plugin_generator('core_question');
$qcat = $qgen->create_question_category(array('contextid' => $context->id));
$q1 = $qgen->create_question('shortanswer', null, array('category' => $qcat->id));
// Make sure there is an entry in the entry table.
$sql = 'SELECT qbe.id as id,
qv.id as versionid,
qv.version
FROM {question_bank_entries} qbe
JOIN {question_versions} qv
ON qbe.id = qv.questionbankentryid
JOIN {question} q
ON qv.questionid = q.id
WHERE q.id = ?';
$records = $DB->get_records_sql($sql, [$q1->id]);
$this->assertCount(1, $records);
$record = reset($records);
$this->assertEquals(1, $record->version);
$nextversion = get_next_version($record->id);
$this->assertEquals(2, $nextversion);
}
}
