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<?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 qtype_match;use question_hint_with_parts;use question_state;defined('MOODLE_INTERNAL') || die();global $CFG;require_once($CFG->dirroot . '/question/engine/tests/helpers.php');/*** Unit tests for the matching question type.** @package qtype_match* @copyright 2010 The Open University* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later*/class walkthrough_test extends \qbehaviour_walkthrough_test_base {public function test_deferred_feedback_unanswered(): void {// Create a matching question.$m = \test_question_maker::make_question('match');$m->shufflestems = false;$this->start_attempt_at_question($m, 'deferredfeedback', 4);$choiceorder = $m->get_choice_order();$orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));$choices = array(0 => get_string('choose') . '...');foreach ($choiceorder as $key => $choice) {$choices[$key] = $m->choices[$choice];}// Check the initial state.$this->check_current_state(question_state::$todo);$this->check_current_mark(null);$this->check_current_output($this->get_contains_question_text_expectation($m),$this->get_does_not_contain_feedback_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));$this->check_step_count(1);// Save a blank response.$this->process_submission(array('sub0' => '0', 'sub1' => '0','sub2' => '0', 'sub3' => '0'));// Verify.$this->check_current_state(question_state::$todo);$this->check_current_mark(null);$this->check_current_output($this->get_contains_question_text_expectation($m),$this->get_does_not_contain_feedback_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));$this->check_step_count(1);// Finish the attempt.$this->quba->finish_all_questions();// Verify.$this->check_current_state(question_state::$gaveup);$this->check_current_mark(null);$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, false),$this->get_contains_select_expectation('sub1', $choices, null, false),$this->get_contains_select_expectation('sub2', $choices, null, false),$this->get_contains_select_expectation('sub3', $choices, null, false));}public function test_deferred_feedback_partial_answer(): void {// Create a matching question.$m = \test_question_maker::make_question('match');$m->shufflestems = false;$this->start_attempt_at_question($m, 'deferredfeedback', 4);$choiceorder = $m->get_choice_order();$orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));$choices = array(0 => get_string('choose') . '...');foreach ($choiceorder as $key => $choice) {$choices[$key] = $m->choices[$choice];}// Check the initial state.$this->check_current_state(question_state::$todo);$this->check_current_mark(null);$this->check_current_output($this->get_contains_question_text_expectation($m),$this->get_does_not_contain_feedback_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Save a partial response.$this->process_submission(array('sub0' => $orderforchoice[1],'sub1' => $orderforchoice[2], 'sub2' => '0', 'sub3' => '0'));// Verify.$this->check_current_state(question_state::$invalid);$this->check_current_mark(null);$this->check_current_output($this->get_contains_question_text_expectation($m),$this->get_does_not_contain_feedback_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, $orderforchoice[1], true),$this->get_contains_select_expectation('sub1', $choices, $orderforchoice[2], true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Finish the attempt.$this->quba->finish_all_questions();// Verify.$this->check_current_state(question_state::$gradedpartial);$this->check_current_mark(2);$this->check_current_output($this->get_contains_partcorrect_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, $orderforchoice[1], false),$this->get_contains_select_expectation('sub1', $choices, $orderforchoice[2], false),$this->get_contains_select_expectation('sub2', $choices, null, false),$this->get_contains_select_expectation('sub3', $choices, null, false));}public function test_interactive_correct_no_submit(): void {// Create a matching question.$m = \test_question_maker::make_question('match');$m->hints = array(new question_hint_with_parts(11, 'This is the first hint.', FORMAT_HTML, false, false),new question_hint_with_parts(12, 'This is the second hint.', FORMAT_HTML, true, true),);$m->shufflestems = false;$this->start_attempt_at_question($m, 'interactive', 4);$choiceorder = $m->get_choice_order();$orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));$choices = array(0 => get_string('choose') . '...');foreach ($choiceorder as $key => $choice) {$choices[$key] = $m->choices[$choice];}// 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_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Save the right answer.$this->process_submission(array('sub0' => $orderforchoice[1],'sub1' => $orderforchoice[2], 'sub2' => $orderforchoice[2],'sub3' => $orderforchoice[1]));// Finish the attempt without clicking check.$this->quba->finish_all_questions();// Verify.$this->check_current_state(question_state::$gradedright);$this->check_current_mark(4);$this->check_current_output($this->get_does_not_contain_submit_button_expectation(),$this->get_contains_correct_expectation(),$this->get_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, $orderforchoice[1], false),$this->get_contains_select_expectation('sub1', $choices, $orderforchoice[2], false),$this->get_contains_select_expectation('sub2', $choices, $orderforchoice[2], false),$this->get_contains_select_expectation('sub3', $choices, $orderforchoice[1], false));// Regrade with a new version of the question./** @var \qtype_match_question $oldm */$oldm = \test_question_maker::make_question('match');$oldm->stems = [11 => 'Dog', 12 => 'Frog', 13 => 'Toad', 14 => 'Cat'];$oldm->stemformat = [11 => FORMAT_HTML, 12 => FORMAT_HTML, 13 => FORMAT_HTML, 14 => FORMAT_HTML];$oldm->choices = [11 => 'Mammal', 12 => 'Amphibian', 13 => 'Insect'];$oldm->right = [11 => 11, 12 => 12, 13 => 12, 14 => 11];$this->quba->regrade_question($this->slot, true, null, $oldm);// Verify.$this->check_current_mark(4);$this->render();$this->assertStringContainsString('Cat', $this->currentoutput);$this->assertStringContainsString('Insect', $this->currentoutput);$this->assertStringNotContainsString(get_string('deletedsubquestion', 'qtype_match'), $this->currentoutput);$this->assertStringNotContainsString(get_string('deletedchoice', 'qtype_match'), $this->currentoutput);}public function test_interactive_partial_no_submit(): void {// Create a matching question.$m = \test_question_maker::make_question('match');$m->hints = array(new question_hint_with_parts(11, 'This is the first hint.', FORMAT_HTML, false, false),new question_hint_with_parts(12, 'This is the second hint.', FORMAT_HTML, true, true),);$m->shufflestems = false;$this->start_attempt_at_question($m, 'interactive', 4);$choiceorder = $m->get_choice_order();$orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));$choices = array(0 => get_string('choose') . '...');foreach ($choiceorder as $key => $choice) {$choices[$key] = $m->choices[$choice];}// 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_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Save the right answer.$this->process_submission(array('sub0' => $orderforchoice[1],'sub1' => $orderforchoice[2], 'sub2' => $orderforchoice[1],'sub3' => '0'));// Finish the attempt without clicking check.$this->quba->finish_all_questions();// Verify.$this->check_current_state(question_state::$gradedpartial);$this->check_current_mark(2);$this->check_current_output($this->get_does_not_contain_submit_button_expectation(),$this->get_contains_partcorrect_expectation(),$this->get_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, $orderforchoice[1], false),$this->get_contains_select_expectation('sub1', $choices, $orderforchoice[2], false),$this->get_contains_select_expectation('sub2', $choices, $orderforchoice[1], false),$this->get_contains_select_expectation('sub3', $choices, null, false));}public function test_interactive_with_invalid(): void {// Create a matching question.$m = \test_question_maker::make_question('match');$m->hints = array(new question_hint_with_parts(11, 'This is the first hint.', FORMAT_HTML, false, false),new question_hint_with_parts(12, 'This is the second hint.', FORMAT_HTML, true, true),);$m->shufflestems = false;$this->start_attempt_at_question($m, 'interactive', 4);$choiceorder = $m->get_choice_order();$orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));$choices = array(0 => get_string('choose') . '...');foreach ($choiceorder as $key => $choice) {$choices[$key] = $m->choices[$choice];}// 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_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Try to submit an invalid answer.$this->process_submission(array('sub0' => '0','sub1' => '0', 'sub2' => '0','sub3' => '0', '-submit' => '1'));// Verify.$this->check_current_state(question_state::$invalid);$this->check_current_mark(null);$this->check_current_output($this->get_contains_submit_button_expectation(true),$this->get_does_not_contain_feedback_expectation(),$this->get_invalid_answer_expectation(),$this->get_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Now submit the right answer.$this->process_submission(array('sub0' => $orderforchoice[1],'sub1' => $orderforchoice[2], 'sub2' => $orderforchoice[2],'sub3' => $orderforchoice[1], '-submit' => '1'));// Verify.$this->check_current_state(question_state::$gradedright);$this->check_current_mark(4);$this->check_current_output($this->get_does_not_contain_submit_button_expectation(),$this->get_contains_correct_expectation(),$this->get_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, $orderforchoice[1], false),$this->get_contains_select_expectation('sub1', $choices, $orderforchoice[2], false),$this->get_contains_select_expectation('sub2', $choices, $orderforchoice[2], false),$this->get_contains_select_expectation('sub3', $choices, $orderforchoice[1], false));}public function test_match_with_tricky_html_choices(): void {// Create a matching question.$m = \test_question_maker::make_question('match');$m->stems = array(1 => '(1, 2]',2 => '[1, 2]',3 => '[1, 2)',);$m->choices = array(1 => '1 < x ≤ 2',2 => '1 ≤ x ≤ 2',3 => '1 ≤ x < 2',);$m->right = array(1 => 1, 2 => 2, 3 => 3);$m->shufflestems = false;$this->start_attempt_at_question($m, 'deferredfeedback', 3);$choiceorder = $m->get_choice_order();$orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));$choices = array(0 => get_string('choose') . '...');foreach ($choiceorder as $key => $choice) {$choices[$key] = $m->choices[$choice];}// Check the initial state.$this->check_current_state(question_state::$todo);$this->check_current_mark(null);// Do not use check_output_contains_selectoptions as there are multibyte characters ('1 ≤ x ≤ 2') that// seem to be read as ascii ('1 ⤠x ⤠2') in this test.$this->check_current_output($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_question_text_expectation($m),$this->get_does_not_contain_feedback_expectation());$this->check_step_count(1);$rightresponse = array('sub0' => $orderforchoice[1],'sub1' => $orderforchoice[2], 'sub2' => $orderforchoice[3]);$rightresponsesummary ='(1, 2] -> 1 < x ≤ 2; [1, 2] -> 1 ≤ x ≤ 2; [1, 2) -> 1 ≤ x < 2';$this->process_submission($rightresponse);$this->finish();$this->assertEquals($rightresponsesummary, $m->summarise_response($rightresponse));$this->displayoptions->history = 1;$this->check_current_output(new \question_pattern_expectation('/' .preg_quote(htmlspecialchars($rightresponsesummary, ENT_COMPAT), '/') . '/'));}public function test_match_clear_wrong(): void {// Create a matching question.$m = \test_question_maker::make_question('match');$m->hints = array(new question_hint_with_parts(11, 'This is the first hint.', FORMAT_HTML, false, true),new question_hint_with_parts(12, 'This is the second hint.', FORMAT_HTML, true, true),);$m->shufflestems = false;$this->start_attempt_at_question($m, 'interactive', 4);$choiceorder = $m->get_choice_order();$orderforchoice = array_combine(array_values($choiceorder), array_keys($choiceorder));$choices = array(0 => get_string('choose') . '...');foreach ($choiceorder as $key => $choice) {$choices[$key] = $m->choices[$choice];}// 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_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Submit a completely wrong response.$this->process_submission(array('sub0' => $orderforchoice[3],'sub1' => $orderforchoice[3], 'sub2' => $orderforchoice[3],'sub3' => $orderforchoice[3], '-submit' => 1));// Verify.$this->check_current_state(question_state::$todo);$this->check_current_mark(null);$this->check_current_output($this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub0', '0'),$this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub1', '0'),$this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub2', '0'),$this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub3', '0'),$this->get_does_not_contain_submit_button_expectation(),$this->get_contains_hint_expectation('This is the first hint.'));$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, $orderforchoice[3], false),$this->get_contains_select_expectation('sub1', $choices, $orderforchoice[3], false),$this->get_contains_select_expectation('sub2', $choices, $orderforchoice[3], false),$this->get_contains_select_expectation('sub3', $choices, $orderforchoice[3], false));// Try again.$this->process_submission(array('sub0' => 0,'sub1' => 0, 'sub2' => 0,'sub3' => 0, '-tryagain' => 1));// Verify.$this->check_current_state(question_state::$todo);$this->check_current_mark(null);$this->check_current_output($this->get_contains_submit_button_expectation(true),$this->get_does_not_contain_feedback_expectation(),$this->get_tries_remaining_expectation(2),$this->get_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, null, true),$this->get_contains_select_expectation('sub3', $choices, null, true));// Submit a partially wrong response.$this->process_submission(array('sub0' => $orderforchoice[3],'sub1' => $orderforchoice[3], 'sub2' => $orderforchoice[2],'sub3' => $orderforchoice[1], '-submit' => 1));// Verify.$this->check_current_state(question_state::$todo);$this->check_current_mark(null);$this->check_current_output($this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub0', '0'),$this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub1', '0'),$this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub2', $orderforchoice[2]),$this->get_contains_hidden_expectation($this->quba->get_field_prefix($this->slot) . 'sub3', $orderforchoice[1]),$this->get_does_not_contain_submit_button_expectation(),$this->get_contains_hint_expectation('This is the second hint.'));$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, $orderforchoice[3], false),$this->get_contains_select_expectation('sub1', $choices, $orderforchoice[3], false),$this->get_contains_select_expectation('sub2', $choices, $orderforchoice[2], false),$this->get_contains_select_expectation('sub3', $choices, $orderforchoice[1], false));// Try again.$this->process_submission(array('sub0' => 0,'sub1' => 0, 'sub2' => $orderforchoice[2],'sub3' => $orderforchoice[1], '-tryagain' => 1));// Verify.$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(1),$this->get_no_hint_visible_expectation());$this->check_output_contains_selectoptions($this->get_contains_select_expectation('sub0', $choices, null, true),$this->get_contains_select_expectation('sub1', $choices, null, true),$this->get_contains_select_expectation('sub2', $choices, $orderforchoice[2], true),$this->get_contains_select_expectation('sub3', $choices, $orderforchoice[1], true));}}