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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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namespace core_form;
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use MoodleQuickForm_select;
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defined('MOODLE_INTERNAL') || die();
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global $CFG;
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require_once($CFG->libdir . '/form/select.php');
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/**
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* Unit tests for MoodleQuickForm_select
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*
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* @package core_form
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* @category test
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* @copyright 2024 the Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @covers \MoodleQuickForm_select
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*/
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final class select_test extends \advanced_testcase {
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/**
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* Testcase to check generated timestamp
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*/
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public function test_multi_select_uses_sensible_default_size(): void {
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global $OUTPUT;
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// With fewer than 10 choices, default the size to that number (3 here).
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$element = new MoodleQuickForm_select('testel', 'Label',
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['Choice 1', 'Choice 2', 'Choice 3'], ['id' => 'testel_id', 'multiple' => true]);
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$html = $OUTPUT->mform_element($element, false, false, '', false);
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$this->assertStringContainsString(' size="3"', $html);
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$this->assertEquals(3, $element->_attributes['size']);
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// With more than 10 choices, set to size 10.
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$element = new MoodleQuickForm_select('testel', 'Label', [
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'Choice 1', 'Choice 2', 'Choice 3',
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'Choice 4', 'Choice 5', 'Choice 6',
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'Choice 7', 'Choice 8', 'Choice 9',
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'Choice 10', 'Choice 11', 'Choice 12',
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], ['id' => 'testel_id', 'multiple' => true]);
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$html = $OUTPUT->mform_element($element, false, false, '', false);
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$this->assertStringContainsString(' size="10"', $html);
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$this->assertEquals(10, $element->_attributes['size']);
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// If a size is already set, don't change in.
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$element = new MoodleQuickForm_select('testel', 'Label',
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['Choice 1', 'Choice 2', 'Choice 3'], ['id' => 'testel_id', 'multiple' => true, 'size' => 7]);
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$html = $OUTPUT->mform_element($element, false, false, '', false);
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$this->assertStringContainsString(' size="7"', $html);
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$this->assertEquals(7, $element->_attributes['size']);
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// Don't set a size for single selects.
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$element = new MoodleQuickForm_select('testel', 'Label',
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['Choice 1', 'Choice 2', 'Choice 3'], ['id' => 'testel_id']);
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$html = $OUTPUT->mform_element($element, false, false, '', false);
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$this->assertStringNotContainsString('size', $html);
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$this->assertArrayNotHasKey('size', $element->_attributes);
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}
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}
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