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MDL-49756 course: Add unit tests for section_options.
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mr-russ committed Apr 10, 2015
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237 changes: 237 additions & 0 deletions backup/moodle2/tests/moodle2_course_format_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/>.

/**
* Tests for Moodle 2 format backup operation.
*
* @package core_backup
* @copyright 2014 Russell Smith
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/

defined('MOODLE_INTERNAL') || die();

global $CFG;
require_once($CFG->dirroot . '/backup/util/includes/backup_includes.php');
require_once($CFG->dirroot . '/backup/util/includes/restore_includes.php');
require_once($CFG->dirroot . '/course/format/topics/lib.php');
require_once($CFG->libdir . '/completionlib.php');

/**
* Tests for Moodle 2 course format section_options backup operation.
*
* @package core_backup
* @copyright 2014 Russell Smith
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class core_backup_moodle2_course_format_testcase extends advanced_testcase {

/**
* Tidy up open files that may be left open.
*/
protected function tearDown() {
gc_collect_cycles();
}

/**
* Tests a backup and restore adds the required section option data
* when the same course format is used.
*/
public function test_course_format_options_restore() {
global $DB, $CFG;

$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableavailability = true;
$CFG->enablecompletion = true;

// Create a course with some availability data set.
$generator = $this->getDataGenerator();
$course = $generator->create_course(
array('format' => 'test_cs_options', 'numsections' => 3,
'enablecompletion' => COMPLETION_ENABLED),
array('createsections' => true));

$courseobject = format_base::instance($course->id);
$section = $DB->get_record('course_sections',
array('course' => $course->id, 'section' => 1), '*', MUST_EXIST);
$data = array('id' => $section->id,
'numdaystocomplete' => 2);
$courseobject->update_section_format_options($data);
// Backup and restore it.
$this->backup_and_restore($course);

$sectionoptions = $courseobject->get_format_options(1);
$this->assertArrayHasKey('numdaystocomplete', $sectionoptions);
$this->assertEquals(2, $sectionoptions['numdaystocomplete']);
}

/**
* Tests an import into the same subject successfully
* restores the options without error.
*/
public function test_course_format_options_import_myself() {
global $DB, $CFG;

$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableavailability = true;
$CFG->enablecompletion = true;

// Create a course with some availability data set.
$generator = $this->getDataGenerator();
$course = $generator->create_course(
array('format' => 'test_cs_options', 'numsections' => 3,
'enablecompletion' => COMPLETION_ENABLED),
array('createsections' => true));

$courseobject = format_base::instance($course->id);
$section = $DB->get_record('course_sections',
array('course' => $course->id, 'section' => 1), '*', MUST_EXIST);
$data = array('id' => $section->id,
'numdaystocomplete' => 2);
$courseobject->update_section_format_options($data);

$this->backup_and_restore($course, $course);

$sectionoptions = $courseobject->get_format_options(1);
$this->assertArrayHasKey('numdaystocomplete', $sectionoptions);
$this->assertArrayNotHasKey('secondparameter', $sectionoptions);
$this->assertEquals(2, $sectionoptions['numdaystocomplete']);
}

/**
* Tests that all section options are copied when the course format is changed.
* None of the data is copied.
*
* It is a future enhancement to copy;
* 1. Only the relevant options.
* 2. Only the data associated with relevant options.
*/
public function test_course_format_options_restore_new_format() {
global $DB, $CFG;

$this->resetAfterTest(true);
$this->setAdminUser();
$CFG->enableavailability = true;
$CFG->enablecompletion = true;

// Create a course with some availability data set.
$generator = $this->getDataGenerator();
$course = $generator->create_course(
array('format' => 'test_cs2_options', 'numsections' => 3,
'enablecompletion' => COMPLETION_ENABLED),
array('createsections' => true));
$newcourse = $generator->create_course(
array('format' => 'test_cs_options', 'numsections' => 3,
'enablecompletion' => COMPLETION_ENABLED),
array('createsections' => true));

$courseobject = format_base::instance($course->id);
$section = $DB->get_record('course_sections',
array('course' => $course->id, 'section' => 1), '*', MUST_EXIST);

$data = array('id' => $section->id,
'numdaystocomplete' => 2,
'secondparameter' => 8);
$courseobject->update_section_format_options($data);
// Backup and restore it.
$this->backup_and_restore($course, $newcourse);

$newcourseobject = format_base::instance($newcourse->id);
$sectionoptions = $newcourseobject->get_format_options(1);
$this->assertArrayHasKey('numdaystocomplete', $sectionoptions);
$this->assertArrayHasKey('secondparameter', $sectionoptions);
$this->assertEquals(0, $sectionoptions['numdaystocomplete']);
$this->assertEquals(0, $sectionoptions['secondparameter']);
}

/**
* Backs a course up and restores it.
*
* @param stdClass $srccourse Course object to backup
* @param stdClass $dstcourse Course object to restore into
* @return int ID of newly restored course
*/
protected function backup_and_restore($srccourse, $dstcourse = null) {
global $USER, $CFG;

// Turn off file logging, otherwise it can't delete the file (Windows).
$CFG->backup_file_logger_level = backup::LOG_NONE;

// Do backup with default settings. MODE_IMPORT means it will just
// create the directory and not zip it.
$bc = new backup_controller(backup::TYPE_1COURSE, $srccourse->id,
backup::FORMAT_MOODLE, backup::INTERACTIVE_NO, backup::MODE_IMPORT,
$USER->id);
$backupid = $bc->get_backupid();
$bc->execute_plan();
$bc->destroy();

// Do restore to new course with default settings.
if ($dstcourse !== null) {
$newcourseid = $dstcourse->id;
} else {
$newcourseid = restore_dbops::create_new_course(
$srccourse->fullname, $srccourse->shortname . '_2', $srccourse->category);
}
$rc = new restore_controller($backupid, $newcourseid,
backup::INTERACTIVE_NO, backup::MODE_GENERAL, $USER->id,
backup::TARGET_NEW_COURSE);

$this->assertTrue($rc->execute_precheck());
$rc->execute_plan();
$rc->destroy();

return $newcourseid;
}
}

/**
* Class format_test_cs_options
*
* Test course format that has 1 option.
*/
class format_test_cs_options extends format_topics {
public function section_format_options($foreditform = false) {
return array(
'numdaystocomplete' => array(
'type' => PARAM_INT,
'label' => 'Test days',
'element_type' => 'text',
'default' => 0,
),
);
}
}

/**
* Class format_test_cs2_options
*
* Test course format that has 2 options, 1 inherited.
*/
class format_test_cs2_options extends format_test_cs_options {
public function section_format_options($foreditform = false) {
return array(
'secondparameter' => array(
'type' => PARAM_INT,
'label' => 'Test Parmater',
'element_type' => 'text',
'default' => 0,
),
) + parent::section_format_options($foreditform);
}
}

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