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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/>.
/**
* Auto complete form field class.
*
* @package core_form
* @category test
* @copyright 2015 Damyon Wiese
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
// NOTE: no MOODLE_INTERNAL test here, this file may be required by behat before including /config.php.
require_once(__DIR__ . '/behat_form_text.php');
/**
* Auto complete form field.
*
* @package core_form
* @category test
* @copyright 2015 Damyon Wiese
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class behat_form_autocomplete extends behat_form_text {
/**
* Sets the value to a field.
*
* @param string $value
* @return void
*/
public function set_value($value) {
if (!$this->running_javascript()) {
throw new coding_exception('Setting the value of an autocomplete field requires javascript.');
}
// Set the value of the autocomplete's input.
// If this autocomplete offers suggestions then these should be fetched by setting the value and waiting for the
// JS to finish fetching those suggestions.
$istagelement = $this->field->hasAttribute('data-tags') && $this->field->getAttribute('data-tags');
if ($istagelement && false !== strpos($value, ',')) {
// Commas have a special meaning as a value separator in 'tag' autocomplete elements.
// To handle this we break the value up by comma, and enter it in chunks.
$values = explode(',', $value);
while ($value = array_shift($values)) {
$this->set_value($value);
}
} else {
$this->field->setValue($value);
$this->wait_for_pending_js();
// If the autocomplete found suggestions, then it will have:
// 1) marked itself as expanded; and
// 2) have an aria-selected suggestion in the list.
$expanded = $this->field->getAttribute('aria-expanded');
$suggestion = $this->field->getParent()->find('css', '.form-autocomplete-suggestions > [aria-selected="true"]');
if ($expanded && null !== $suggestion) {
// A suggestion was found.
// Click on the first item in the list.
$suggestion->click();
} else {
// Press the return key to create a new tag.
// Note: We cannot use $this->key_press() because the keyPress action, in combination with the keyDown
// submits the form.
$this->field->keyDown(13);
$this->field->keyUp(13);
}
$this->wait_for_pending_js();
$this->key_press(27);
$this->wait_for_pending_js();
}
}
}