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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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namespace core_question;
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use advanced_testcase;
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use context_system;
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use core_question\local\bank\question_version_status;
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use core_question_generator;
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/**
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* Unit tests for the {@see question_reference_manager} class.
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*
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* @package core_question
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* @category test
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* @copyright 2011 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @covers \core_question\question_reference_manager
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*/
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class question_reference_manager_test extends advanced_testcase {
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public function test_questions_with_references(): void {
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global $DB;
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$this->resetAfterTest();
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/** @var core_question_generator $questiongenerator */
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$questiongenerator = $this->getDataGenerator()->get_plugin_generator('core_question');
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$systemcontext = context_system::instance();
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// Create three questions, each with three versions.
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// In each case, the third version is draft.
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$cat = $questiongenerator->create_question_category();
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$q1v1 = $questiongenerator->create_question('truefalse', null, ['name' => 'Q1V1', 'category' => $cat->id]);
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$q1v2 = $questiongenerator->update_question($q1v1, null, ['name' => 'Q1V2']);
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$q1v3 = $questiongenerator->update_question($q1v2, null,
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['name' => 'Q1V3', 'status' => question_version_status::QUESTION_STATUS_DRAFT]);
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$q2v1 = $questiongenerator->create_question('truefalse', null, ['name' => 'Q2V1', 'category' => $cat->id]);
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$q2v2 = $questiongenerator->update_question($q2v1, null, ['name' => 'Q2V2']);
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$q2v3 = $questiongenerator->update_question($q2v2, null,
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['name' => 'Q2V3', 'status' => question_version_status::QUESTION_STATUS_DRAFT]);
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$q3v1 = $questiongenerator->create_question('truefalse', null, ['name' => 'Q3V1', 'category' => $cat->id]);
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$q3v2 = $questiongenerator->update_question($q3v1, null, ['name' => 'Q3V2']);
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$q3v3 = $questiongenerator->update_question($q3v2, null,
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['name' => 'Q3V3', 'status' => question_version_status::QUESTION_STATUS_DRAFT]);
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// Create specific references to Q2V1 and Q2V3.
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$DB->insert_record('question_references', ['usingcontextid' => $systemcontext->id,
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'component' => 'core_question', 'questionarea' => 'test', 'itemid' => 0,
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'questionbankentryid' => $q2v1->questionbankentryid, 'version' => 1]);
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$DB->insert_record('question_references', ['usingcontextid' => $systemcontext->id,
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'component' => 'core_question', 'questionarea' => 'test', 'itemid' => 1,
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'questionbankentryid' => $q2v1->questionbankentryid, 'version' => 3]);
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// Create an always-latest reference to Q3.
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$DB->insert_record('question_references', ['usingcontextid' => $systemcontext->id,
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'component' => 'core_question', 'questionarea' => 'test', 'itemid' => 2,
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'questionbankentryid' => $q3v1->questionbankentryid, 'version' => null]);
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// Verify which versions of Q1 are used.
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([$q1v1->id]));
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([$q1v2->id]));
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([$q1v3->id]));
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([$q1v1->id, $q1v2->id, $q1v3->id]));
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// Verify which versions of Q2 are used.
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$this->assertEqualsCanonicalizing([$q2v1->id],
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question_reference_manager::questions_with_references([$q2v1->id]));
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([$q2v2->id]));
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$this->assertEqualsCanonicalizing([$q2v3->id],
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question_reference_manager::questions_with_references([$q2v3->id]));
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$this->assertEqualsCanonicalizing([$q2v1->id, $q2v3->id],
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question_reference_manager::questions_with_references([$q2v1->id, $q2v2->id, $q2v3->id]));
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// Verify which versions of Q1 are used.
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([$q3v1->id]));
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$this->assertEqualsCanonicalizing([$q3v2->id],
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question_reference_manager::questions_with_references([$q3v2->id]));
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([$q3v3->id]));
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$this->assertEqualsCanonicalizing([$q3v2->id],
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question_reference_manager::questions_with_references([$q3v1->id, $q3v2->id, $q3v3->id]));
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// Do some combined queries.
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$this->assertEqualsCanonicalizing([$q2v1->id, $q2v3->id, $q3v2->id],
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question_reference_manager::questions_with_references([
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$q1v1->id, $q1v2->id, $q1v3->id,
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$q2v1->id, $q2v2->id, $q2v3->id,
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$q3v1->id, $q3v2->id, $q3v3->id]));
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$this->assertEqualsCanonicalizing([$q2v1->id, $q2v3->id, $q3v2->id],
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question_reference_manager::questions_with_references([$q2v1->id, $q2v3->id, $q3v2->id]));
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([
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$q1v1->id, $q1v2->id, $q1v3->id,
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$q2v2->id,
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$q3v1->id, $q3v3->id]));
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// Test some edge cases.
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([]));
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$this->assertEqualsCanonicalizing([],
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question_reference_manager::questions_with_references([-1]));
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}
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}
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