Current File : /home/vacivi36/ava/admin/tool/brickfield/tests/local/htmlchecker/common/checks/img_has_alt_test.php
<?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/>.
/**
* tool_brickfield check test.
*
* @package tool_brickfield
* @copyright 2020 onward: Brickfield Education Labs, https://www.brickfield.ie
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace tool_brickfield\local\htmlchecker\common\checks;
defined('MOODLE_INTERNAL') || die();
require_once('all_checks.php');
/**
* Class test_css_text_has_contrast_testcase
*/
class img_has_alt_test extends all_checks {
/** @var string Check type */
public $checktype = 'img_has_alt';
/** @var string Html fail 1 */
private $htmlfail1 = <<<EOD
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Image alt attributes need to be specified - fail</title>
</head>
<body>
<img src="rex.jpg" alt="">
</body>
</html>
EOD;
/** @var string Html fail 2 */
private $htmlfail2 = <<<EOD
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Image alt attributes need to be specified - fail</title>
</head>
<body>
<img src="rex.jpg">
</body>
</html>
EOD;
/** @var string Html pass */
private $htmlpass = <<<EOD
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Image alt attributes need to be specified - fail</title>
</head>
<body>
<img src="rex.jpg" alt="this is an image of rex">
</body>
</html>
EOD;
/**
* Test for missing image alt text.
*/
public function test_check_fail() {
$results = $this->get_checker_results($this->htmlfail1);
$this->assertTrue($results[0]->element->tagName == 'img');
$results = $this->get_checker_results($this->htmlfail2);
$this->assertTrue($results[0]->element->tagName == 'img');
}
/**
* Test for present image alt text.
*/
public function test_check_pass() {
$results = $this->get_checker_results($this->htmlpass);
$this->assertTrue(count($results) == 0);
}
}
Mini Shell