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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 core_form;
use MoodleQuickForm_select;
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->libdir . '/form/select.php');
/**
* Unit tests for MoodleQuickForm_select
*
* @package core_form
* @category test
* @copyright 2024 the Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @covers \MoodleQuickForm_select
*/
final class select_test extends \advanced_testcase {
/**
* Testcase to check generated timestamp
*/
public function test_multi_select_uses_sensible_default_size(): void {
global $OUTPUT;
// With fewer than 10 choices, default the size to that number (3 here).
$element = new MoodleQuickForm_select('testel', 'Label',
['Choice 1', 'Choice 2', 'Choice 3'], ['id' => 'testel_id', 'multiple' => true]);
$html = $OUTPUT->mform_element($element, false, false, '', false);
$this->assertStringContainsString(' size="3"', $html);
$this->assertEquals(3, $element->_attributes['size']);
// With more than 10 choices, set to size 10.
$element = new MoodleQuickForm_select('testel', 'Label', [
'Choice 1', 'Choice 2', 'Choice 3',
'Choice 4', 'Choice 5', 'Choice 6',
'Choice 7', 'Choice 8', 'Choice 9',
'Choice 10', 'Choice 11', 'Choice 12',
], ['id' => 'testel_id', 'multiple' => true]);
$html = $OUTPUT->mform_element($element, false, false, '', false);
$this->assertStringContainsString(' size="10"', $html);
$this->assertEquals(10, $element->_attributes['size']);
// If a size is already set, don't change in.
$element = new MoodleQuickForm_select('testel', 'Label',
['Choice 1', 'Choice 2', 'Choice 3'], ['id' => 'testel_id', 'multiple' => true, 'size' => 7]);
$html = $OUTPUT->mform_element($element, false, false, '', false);
$this->assertStringContainsString(' size="7"', $html);
$this->assertEquals(7, $element->_attributes['size']);
// Don't set a size for single selects.
$element = new MoodleQuickForm_select('testel', 'Label',
['Choice 1', 'Choice 2', 'Choice 3'], ['id' => 'testel_id']);
$html = $OUTPUT->mform_element($element, false, false, '', false);
$this->assertStringNotContainsString('size', $html);
$this->assertArrayNotHasKey('size', $element->_attributes);
}
}