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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/>.
/**
* This file contains tests that walks a question through the deferred feedback
* behaviour.
*
* @package qbehaviour
* @subpackage deferredfeedback
* @copyright 2009 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once(dirname(__FILE__) . '/../../../engine/lib.php');
require_once(dirname(__FILE__) . '/../../../engine/tests/helpers.php');
/**
* Unit tests for the deferred feedback behaviour.
*
* @copyright 2009 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class qbehaviour_deferredfeedback_walkthrough_test extends qbehaviour_walkthrough_test_base {
public function test_deferredfeedback_feedback_truefalse() {
// Create a true-false question with correct answer true.
$tf = test_question_maker::make_question('truefalse', 'true');
$this->start_attempt_at_question($tf, 'deferredfeedback', 2);
// 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($tf),
$this->get_does_not_contain_feedback_expectation());
$this->assertEquals(get_string('true', 'qtype_truefalse'),
$this->quba->get_right_answer_summary($this->slot));
$this->assertRegExp('/' . preg_quote($tf->questiontext) . '/',
$this->quba->get_question_summary($this->slot));
$this->assertNull($this->quba->get_response_summary($this->slot));
// Process a true answer and check the expected result.
$this->process_submission(array('answer' => 1));
$this->check_current_state(question_state::$complete);
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_tf_true_radio_expectation(true, true),
$this->get_does_not_contain_correctness_expectation(),
$this->get_does_not_contain_feedback_expectation());
// Process the same data again, check it does not create a new step.
$numsteps = $this->get_step_count();
$this->process_submission(array('answer' => 1));
$this->check_step_count($numsteps);
// Process different data, check it creates a new step.
$this->process_submission(array('answer' => 0));
$this->check_step_count($numsteps + 1);
$this->check_current_state(question_state::$complete);
// Change back, check it creates a new step.
$this->process_submission(array('answer' => 1));
$this->check_step_count($numsteps + 2);
// Finish the attempt.
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(2);
$this->check_current_output($this->get_contains_correct_expectation(),
$this->get_contains_tf_true_radio_expectation(false, true),
new question_pattern_expectation('/class="r0 correct"/'));
$this->assertEquals(get_string('true', 'qtype_truefalse'),
$this->quba->get_response_summary($this->slot));
// Process a manual comment.
$this->manual_grade('Not good enough!', 1, FORMAT_HTML);
$this->check_current_state(question_state::$mangrpartial);
$this->check_current_mark(1);
$this->check_current_output(
new question_pattern_expectation('/' . preg_quote('Not good enough!') . '/'));
// Now change the correct answer to the question, and regrade.
$tf->rightanswer = false;
$this->quba->regrade_all_questions();
// Verify.
$this->check_current_state(question_state::$mangrpartial);
$this->check_current_mark(1);
$autogradedstep = $this->get_step($this->get_step_count() - 2);
$this->assertEquals($autogradedstep->get_fraction(), 0, '', 0.0000001);
}
public function test_deferredfeedback_feedback_multichoice_single() {
// Create a true-false question with correct answer true.
$mc = test_question_maker::make_a_multichoice_single_question();
$this->start_attempt_at_question($mc, 'deferredfeedback', 3);
// Start a deferred feedback attempt and add the question to it.
$rightindex = $this->get_mc_right_answer_index($mc);
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output(
$this->get_contains_question_text_expectation($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_does_not_contain_feedback_expectation());
// Process the data extracted for this question.
$this->process_submission(array('answer' => $rightindex));
// Verify.
$this->check_current_state(question_state::$complete);
$this->check_current_mark(null);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($rightindex, true, true),
$this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, true, false),
$this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, true, false),
$this->get_does_not_contain_correctness_expectation(),
$this->get_does_not_contain_feedback_expectation());
// Finish the attempt.
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(3);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($rightindex, false, true),
$this->get_contains_correct_expectation());
// Now change the correct answer to the question, and regrade.
$mc->answers[13]->fraction = -0.33333333;
$mc->answers[14]->fraction = 1;
$this->quba->regrade_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedwrong);
$this->check_current_mark(-1);
$this->check_current_output(
$this->get_contains_incorrect_expectation());
}
public function test_deferredfeedback_resume_multichoice_single() {
// Create a multiple-choice question.
$mc = test_question_maker::make_a_multichoice_single_question();
// Attempt it getting it wrong.
$this->start_attempt_at_question($mc, 'deferredfeedback', 3);
$rightindex = $this->get_mc_right_answer_index($mc);
$wrongindex = ($rightindex + 1) % 3;
$this->process_submission(array('answer' => $wrongindex));
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedwrong);
$this->check_current_mark(-1);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($wrongindex, false, true),
$this->get_contains_incorrect_expectation());
// Save the old attempt.
$oldqa = $this->quba->get_question_attempt($this->slot);
// Reinitialise.
$this->setUp();
$this->quba->set_preferred_behaviour('deferredfeedback');
$this->slot = $this->quba->add_question($mc, 3);
$this->quba->start_question_based_on($this->slot, $oldqa);
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($wrongindex, true, true),
$this->get_does_not_contain_feedback_expectation(),
$this->get_does_not_contain_correctness_expectation());
// Now get it right.
$this->process_submission(array('answer' => $rightindex));
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(3);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($rightindex, false, true),
$this->get_contains_correct_expectation());
}
}
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