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MDL-63959 mod_feedback: Add phpunit tests for get_pages in completion

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Tobias Reischmann
2019-04-30 07:57:21 +02:00
parent 638ba35597
commit eb29ebefb4
1 changed files with 138 additions and 0 deletions
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mod/feedback/tests/completion_test.php
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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/>.
/**
* Unit tests for (some of) mod/feedback/classes/lib.php.
*
* @package mod_feedback
* @copyright 2019 Tobias Reischmann
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->dirroot . '/mod/feedback/classes/completion.php');
/**
* Unit tests for (some of) mod/feedback/classes/completion.php.
*
* @copyright 2019 Tobias Reischmann
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class mod_feedback_completion_testcase extends advanced_testcase {
/** @var stdClass Course of this testcase. */
private $course;
/** @var stdClass Feedback instance of this testcase. */
private $feedback;
/** @var stdClass Course module of the feedback instance. */
private $cm;
/**
* Set up for every test
*/
public function setUp() {
$this->resetAfterTest();
$this->setAdminUser();
// Setup test data.
$this->course = $this->getDataGenerator()->create_course();
$this->feedback = $this->getDataGenerator()->create_module('feedback',
array('course' => $this->course->id));
$this->cm = get_coursemodule_from_instance('feedback', $this->feedback->id);
}
/**
* Returns the number of pages with visible elements for the current state of the feedback completion.
* @param mod_feedback_completion $completion
* @return int number of pages with at least one visible item.
*/
private function get_number_of_visible_pages(mod_feedback_completion $completion) {
$pages = $completion->get_pages();
$result = 0;
foreach ($pages as $items) {
if (count($items) > 0) {
$result++;
}
}
return $result;
}
/**
* Tests get_pages for transitive dependencies.
* @throws coding_exception
*/
public function test_get_pages() {
$feedbackgenerator = $this->getDataGenerator()->get_plugin_generator('mod_feedback');
$itemscreated = [];
// Create at least one page.
$itemscreated[] = $feedbackgenerator->create_item_multichoice($this->feedback,
$record = ['values' => "y\nn"]);
$itemscreated[] = $feedbackgenerator->create_item_pagebreak($this->feedback);
$itemscreated[] = $feedbackgenerator->create_item_multichoice($this->feedback,
$record = ['values' => "y\nn", 'dependitem' => $itemscreated[0]->id, 'dependvalue' => 'n']);
$itemscreated[] = $feedbackgenerator->create_item_pagebreak($this->feedback);
$itemscreated[] = $feedbackgenerator->create_item_multichoice($this->feedback,
$record = ['values' => "y\nn", 'dependitem' => $itemscreated[0]->id, 'dependvalue' => 'y']);
$itemscreated[] = $feedbackgenerator->create_item_pagebreak($this->feedback);
$itemscreated[] = $feedbackgenerator->create_item_multichoice($this->feedback,
$record = ['values' => "y\nn", 'dependitem' => $itemscreated[2]->id, 'dependvalue' => 'y']);
// Test hiding item since transitive dependency is not met.
// Answering the first multichoice with 'y', should hide the second and therefor also the fourth.
$user1 = $this->getDataGenerator()->create_and_enrol($this->course);
$completion = new mod_feedback_completion($this->feedback, $this->cm, $this->course,
false, null, $user1->id);
// Initially, all pages should be visible.
$this->assertEquals(4, $this->get_number_of_visible_pages($completion));
// Answer the first multichoice with 'y', which should exclude the second and the fourth.
$answers = ['multichoice_' . $itemscreated[0]->id => [1]];
$completion->save_response_tmp((object) $answers);
$this->assertEquals(2, $this->get_number_of_visible_pages($completion));
// Answer the third multichoice with 'n', which should exclude the last one.
$answers = ['multichoice_' . $itemscreated[4]->id => [2]];
$completion->save_response_tmp((object) $answers);
$this->assertEquals(2, $this->get_number_of_visible_pages($completion));
$completion->save_response();
// Test showing item since transitive dependency is met.
// Answering the first multichoice with 'n' should hide the third multichoice.
$user2 = $this->getDataGenerator()->create_and_enrol($this->course);
$completion2 = new mod_feedback_completion($this->feedback, $this->cm, $this->course,
false, null, $user2->id);
// Initially, all pages should be visible.
$this->assertEquals(4, $this->get_number_of_visible_pages($completion2));
// Answer the first multichoice with 'n' should hide the third multichoice.
$answers = ['multichoice_' . $itemscreated[0]->id => [2]];
$completion2->save_response_tmp((object) $answers);
$this->assertEquals(3, $this->get_number_of_visible_pages($completion2));
// Answering the second multichoice with 'n' should hide the fourth one.
$answers = ['multichoice_' . $itemscreated[2]->id => [2]];
$completion2->save_response_tmp((object) $answers);
$this->assertEquals(2, $this->get_number_of_visible_pages($completion2));
}
}