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  • 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.
<?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/>.

< /** < * This file contains tests that walks a question through the interactive < * behaviour. < * < * @package qbehaviour_interactive < * @copyright 2009 The Open University < * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later < */
> namespace qbehaviour_interactive;
> use question_display_options; > use question_hint; defined('MOODLE_INTERNAL') || die(); > use question_hint_with_parts; > use question_state;
global $CFG; require_once(__DIR__ . '/../../../engine/lib.php'); require_once(__DIR__ . '/../../../engine/tests/helpers.php'); /** * Unit tests for the interactive behaviour. *
> * @package qbehaviour_interactive
* @copyright 2009 The Open University * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */
< class qbehaviour_interactive_walkthrough_test extends qbehaviour_walkthrough_test_base {
> class walkthrough_test extends \qbehaviour_walkthrough_test_base {
public function test_interactive_feedback_multichoice_right() { // Create a multichoice single question.
< $mc = test_question_maker::make_a_multichoice_single_question();
> $mc = \test_question_maker::make_a_multichoice_single_question();
$mc->hints = array( new question_hint_with_parts(0, 'This is the first hint.', FORMAT_HTML, false, false), new question_hint_with_parts(0, 'This is the second hint.', FORMAT_HTML, true, true), ); $this->start_attempt_at_question($mc, 'interactive'); $rightindex = $this->get_mc_right_answer_index($mc); $wrongindex = ($rightindex + 1) % 3; // Check the initial state. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_question_text_expectation($mc), $this->get_contains_mc_radio_expectation(0, true, false), $this->get_contains_mc_radio_expectation(1, true, false), $this->get_contains_mc_radio_expectation(2, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_tries_remaining_expectation(3), $this->get_no_hint_visible_expectation()); // Save the wrong answer. $this->process_submission(array('answer' => $wrongindex)); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_mc_radio_expectation($wrongindex, true, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_correctness_expectation(), $this->get_does_not_contain_feedback_expectation(), $this->get_tries_remaining_expectation(3), $this->get_no_hint_visible_expectation()); // Submit the wrong answer. $this->process_submission(array('answer' => $wrongindex, '-submit' => 1)); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_mc_radio_expectation($wrongindex, false, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_does_not_contain_submit_button_expectation(), $this->get_contains_try_again_button_expectation(true), $this->get_does_not_contain_correctness_expectation(),
< new question_pattern_expectation('/Tries remaining: 2/'),
> new \question_pattern_expectation('/Tries remaining: 2/'),
$this->get_contains_hint_expectation('This is the first hint')); // Check that, if we review in this state, the try again button is disabled. $displayoptions = new question_display_options(); $displayoptions->readonly = true; $html = $this->quba->render_question($this->slot, $displayoptions); $this->assert($this->get_contains_try_again_button_expectation(false), $html); // Do try again. $this->process_submission(array('-tryagain' => 1)); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_mc_radio_expectation($wrongindex, true, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_correctness_expectation(), $this->get_does_not_contain_feedback_expectation(), $this->get_tries_remaining_expectation(2), $this->get_no_hint_visible_expectation()); // Submit the right answer. $this->process_submission(array('answer' => $rightindex, '-submit' => 1)); // Verify. $this->check_current_state(question_state::$gradedright); $this->check_current_mark(0.6666667); $this->check_current_output( $this->get_contains_mark_summary(0.6666667), $this->get_contains_mc_radio_expectation($rightindex, false, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, false, false), $this->get_does_not_contain_submit_button_expectation(), $this->get_contains_correct_expectation(), $this->get_no_hint_visible_expectation()); // Finish the attempt - should not need to add a new state. $numsteps = $this->get_step_count(); $this->quba->finish_all_questions(); // Verify. $this->assertEquals($numsteps, $this->get_step_count()); $this->check_current_state(question_state::$gradedright); $this->check_current_mark(0.6666667); $this->check_current_output( $this->get_contains_mark_summary(0.6666667), $this->get_contains_mc_radio_expectation($rightindex, false, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, false, false), $this->get_contains_correct_expectation(), $this->get_no_hint_visible_expectation()); // Process a manual comment. $this->manual_grade('Not good enough!', 0.5, FORMAT_HTML); // Verify. $this->check_current_state(question_state::$mangrpartial); $this->check_current_mark(0.5); $this->check_current_output( $this->get_contains_mark_summary(0.5), $this->get_contains_partcorrect_expectation(),
< new question_pattern_expectation('/' . preg_quote('Not good enough!', '/') . '/'));
> new \question_pattern_expectation('/' . preg_quote('Not good enough!', '/') . '/'));
// Check regrading does not mess anything up. $this->quba->regrade_all_questions(); // Verify. $this->check_current_state(question_state::$mangrpartial); $this->check_current_mark(0.5); $this->check_current_output( $this->get_contains_mark_summary(0.5), $this->get_contains_partcorrect_expectation()); $autogradedstep = $this->get_step($this->get_step_count() - 2); $this->assertEqualsWithDelta($autogradedstep->get_fraction(), 0.6666667, 0.0000001); } public function test_interactive_finish_when_try_again_showing() { // Create a multichoice single question.
< $mc = test_question_maker::make_a_multichoice_single_question();
> $mc = \test_question_maker::make_a_multichoice_single_question();
$mc->showstandardinstruction = true; $mc->hints = array( new question_hint_with_parts(0, 'This is the first hint.', FORMAT_HTML, false, false), ); $this->start_attempt_at_question($mc, 'interactive'); $rightindex = $this->get_mc_right_answer_index($mc); $wrongindex = ($rightindex + 1) % 3; // Check the initial state. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_question_text_expectation($mc), $this->get_contains_mc_radio_expectation(0, true, false), $this->get_contains_mc_radio_expectation(1, true, false), $this->get_contains_mc_radio_expectation(2, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_tries_remaining_expectation(2), $this->get_no_hint_visible_expectation(),
< new question_pattern_expectation('/' .
> new \question_pattern_expectation('/' .
preg_quote(get_string('selectone', 'qtype_multichoice'), '/') . '/')); // Submit the wrong answer. $this->process_submission(array('answer' => $wrongindex, '-submit' => 1)); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_mc_radio_expectation($wrongindex, false, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_does_not_contain_submit_button_expectation(), $this->get_contains_try_again_button_expectation(true), $this->get_does_not_contain_correctness_expectation(),
< new question_pattern_expectation('/Tries remaining: 1/'),
> new \question_pattern_expectation('/Tries remaining: 1/'),
$this->get_contains_hint_expectation('This is the first hint')); // Finish the attempt. $this->quba->finish_all_questions(); // Verify. $this->check_current_state(question_state::$gradedwrong); $this->check_current_mark(0); $this->check_current_output( $this->get_contains_mark_summary(0), $this->get_contains_mc_radio_expectation($wrongindex, false, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_contains_incorrect_expectation(), $this->get_no_hint_visible_expectation()); } public function test_interactive_shortanswer_try_to_submit_blank() { // Create a short answer question.
< $sa = test_question_maker::make_question('shortanswer');
> $sa = \test_question_maker::make_question('shortanswer');
$sa->hints = array( new question_hint(0, 'This is the first hint.', FORMAT_HTML), new question_hint(0, 'This is the second hint.', FORMAT_HTML), ); $this->start_attempt_at_question($sa, 'interactive'); // Check the initial state. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_does_not_contain_validation_error_expectation(), $this->get_does_not_contain_try_again_button_expectation(), $this->get_no_hint_visible_expectation()); // Submit blank. $this->process_submission(array('-submit' => 1, 'answer' => '')); // Verify. $this->check_current_state(question_state::$invalid); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_contains_validation_error_expectation(), $this->get_does_not_contain_try_again_button_expectation(), $this->get_no_hint_visible_expectation()); // Now get it wrong. $this->process_submission(array('-submit' => 1, 'answer' => 'newt')); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_does_not_contain_submit_button_expectation(), $this->get_does_not_contain_validation_error_expectation(), $this->get_contains_try_again_button_expectation(true),
< new question_pattern_expectation('/Tries remaining: 2/'),
> new \question_pattern_expectation('/Tries remaining: 2/'),
$this->get_contains_hint_expectation('This is the first hint')); $this->assertEquals('newt', $this->quba->get_response_summary($this->slot)); // Try again. $this->process_submission(array('-tryagain' => 1)); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_does_not_contain_validation_error_expectation(), $this->get_does_not_contain_try_again_button_expectation(), $this->get_no_hint_visible_expectation()); // Now submit blank again. $this->process_submission(array('-submit' => 1, 'answer' => '')); // Verify. $this->check_current_state(question_state::$invalid); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_contains_validation_error_expectation(), $this->get_does_not_contain_try_again_button_expectation(), $this->get_no_hint_visible_expectation()); // Now get it right. $this->process_submission(array('-submit' => 1, 'answer' => 'frog')); // Verify. $this->check_current_state(question_state::$gradedright); $this->check_current_mark(0.6666667); $this->check_current_output( $this->get_contains_mark_summary(0.6666667), $this->get_does_not_contain_submit_button_expectation(), $this->get_contains_correct_expectation(), $this->get_does_not_contain_validation_error_expectation(), $this->get_no_hint_visible_expectation()); $this->assertEquals('frog', $this->quba->get_response_summary($this->slot)); } public function test_interactive_feedback_multichoice_multiple_reset() { // Create a multichoice multiple question.
< $mc = test_question_maker::make_a_multichoice_multi_question();
> $mc = \test_question_maker::make_a_multichoice_multi_question();
$mc->showstandardinstruction = true; $mc->hints = array( new question_hint_with_parts(0, 'This is the first hint.', FORMAT_HTML, true, true), new question_hint_with_parts(0, 'This is the second hint.', FORMAT_HTML, true, true), ); $this->start_attempt_at_question($mc, 'interactive', 2); $right = array_keys($mc->get_correct_response()); $wrong = array_diff(array('choice0', 'choice1', 'choice2', 'choice3'), $right); $wrong = array_values(array_diff( array('choice0', 'choice1', 'choice2', 'choice3'), $right)); // Check the initial state. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_question_text_expectation($mc), $this->get_contains_mc_checkbox_expectation('choice0', true, false), $this->get_contains_mc_checkbox_expectation('choice1', true, false), $this->get_contains_mc_checkbox_expectation('choice2', true, false), $this->get_contains_mc_checkbox_expectation('choice3', true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_does_not_contain_num_parts_correct(), $this->get_tries_remaining_expectation(3), $this->get_no_hint_visible_expectation(),
< new question_pattern_expectation('/' .
> new \question_pattern_expectation('/' .
preg_quote(get_string('selectmulti', 'qtype_multichoice'), '/') . '/')); // Submit an answer with one right, and one wrong. $this->process_submission(array($right[0] => 1, $wrong[0] => 1, '-submit' => 1)); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_mc_checkbox_expectation($right[0], false, true), $this->get_contains_mc_checkbox_expectation($right[1], false, false), $this->get_contains_mc_checkbox_expectation($wrong[0], false, true), $this->get_contains_mc_checkbox_expectation($wrong[1], false, false), $this->get_does_not_contain_submit_button_expectation(), $this->get_contains_try_again_button_expectation(true), $this->get_does_not_contain_correctness_expectation(),
< new question_pattern_expectation('/Tries remaining: 2/'),
> new \question_pattern_expectation('/Tries remaining: 2/'),
$this->get_contains_hint_expectation('This is the first hint'), $this->get_contains_num_parts_correct(1), $this->get_contains_standard_incorrect_combined_feedback_expectation(), $this->get_contains_hidden_expectation( $this->quba->get_field_prefix($this->slot) . $right[0], '1'), $this->get_does_not_contain_hidden_expectation( $this->quba->get_field_prefix($this->slot) . $right[1]), $this->get_contains_hidden_expectation( $this->quba->get_field_prefix($this->slot) . $wrong[0], '0'), $this->get_does_not_contain_hidden_expectation( $this->quba->get_field_prefix($this->slot) . $wrong[1])); // Do try again. $this->process_submission(array($right[0] => 1, '-tryagain' => 1)); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_marked_out_of_summary(), $this->get_contains_mc_checkbox_expectation($right[0], true, true), $this->get_contains_mc_checkbox_expectation($right[1], true, false), $this->get_contains_mc_checkbox_expectation($wrong[0], true, false), $this->get_contains_mc_checkbox_expectation($wrong[1], true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_correctness_expectation(), $this->get_does_not_contain_feedback_expectation(), $this->get_tries_remaining_expectation(2), $this->get_no_hint_visible_expectation()); } public function test_interactive_regrade_changing_num_tries_leaving_open() { // Create a multichoice multiple question.
< $q = test_question_maker::make_question('shortanswer');
> $q = \test_question_maker::make_question('shortanswer');
$q->hints = array( new question_hint_with_parts(0, 'This is the first hint.', FORMAT_HTML, true, true), new question_hint_with_parts(0, 'This is the second hint.', FORMAT_HTML, true, true), ); $this->start_attempt_at_question($q, 'interactive', 3); // Check the initial state. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_tries_remaining_expectation(3)); // Submit the right answer. $this->process_submission(array('answer' => 'frog', '-submit' => 1)); // Verify. $this->check_current_state(question_state::$gradedright); $this->check_current_mark(3); // Now change the quiestion so that answer is only partially right, and regrade. $q->answers[13]->fraction = 0.6666667; $q->answers[14]->fraction = 1; $this->quba->regrade_all_questions(false); // Verify. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); } public function test_interactive_regrade_changing_num_tries_finished() { // Create a multichoice multiple question.
< $q = test_question_maker::make_question('shortanswer');
> $q = \test_question_maker::make_question('shortanswer');
$q->hints = array( new question_hint_with_parts(0, 'This is the first hint.', FORMAT_HTML, true, true), new question_hint_with_parts(0, 'This is the second hint.', FORMAT_HTML, true, true), ); $this->start_attempt_at_question($q, 'interactive', 3); // Check the initial state. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_tries_remaining_expectation(3)); // Submit the right answer. $this->process_submission(array('answer' => 'frog', '-submit' => 1)); // Verify. $this->check_current_state(question_state::$gradedright); $this->check_current_mark(3); // Now change the quiestion so that answer is only partially right, and regrade. $q->answers[13]->fraction = 0.6666667; $q->answers[14]->fraction = 1; $this->quba->regrade_all_questions(true); // Verify. $this->check_current_state(question_state::$gradedpartial); // TODO I don't think 1 is the right fraction here. However, it is what // you get attempting a question like this without regrading being involved, // and I am currently interested in testing regrading here. $this->check_current_mark(1); } public function test_review_of_interactive_questions_before_finished() { // Create a multichoice multiple question.
< $q = test_question_maker::make_question('shortanswer');
> $q = \test_question_maker::make_question('shortanswer');
$q->hints = array( new question_hint_with_parts(0, 'This is the first hint.', FORMAT_HTML, true, true), new question_hint_with_parts(0, 'This is the second hint.', FORMAT_HTML, true, true), ); $this->start_attempt_at_question($q, 'interactive', 3); // Check the initial state. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation(), $this->get_tries_remaining_expectation(3), $this->get_does_not_contain_try_again_button_expectation()); // Now check what the teacher sees when they review the question. $this->displayoptions->readonly = true; $this->check_current_output( $this->get_contains_submit_button_expectation(false), $this->get_does_not_contain_feedback_expectation(), $this->get_tries_remaining_expectation(3), $this->get_does_not_contain_try_again_button_expectation()); $this->displayoptions->readonly = false; // Submit a wrong answer. $this->process_submission(array('answer' => 'cat', '-submit' => 1)); // Check the Try again button now shows up correctly. $this->check_current_state(question_state::$todo); $this->check_current_mark(null); $this->check_current_output( $this->get_does_not_contain_submit_button_expectation(), $this->get_contains_hint_expectation('This is the first hint.'), $this->get_tries_remaining_expectation(2), $this->get_contains_try_again_button_expectation(true)); // And check that a disabled Try again button shows up when the question is reviewed. $this->displayoptions->readonly = true; $this->check_current_output( $this->get_does_not_contain_submit_button_expectation(), $this->get_contains_hint_expectation('This is the first hint.'), $this->get_tries_remaining_expectation(2), $this->get_contains_try_again_button_expectation(false)); } }