Current File : /home/vacivi36/ava/lib/behat/form_field/behat_form_autocomplete.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/>.
/**
* 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.');
}
// Clear all current selections.
$rootnode = $this->field->getParent()->getParent();
$selections = $rootnode->findAll('css', '.form-autocomplete-selection [role=option]');
foreach (array_reverse($selections) as $selection) {
$selection->click();
$this->wait_for_pending_js();
}
$allowscreation = $this->field->hasAttribute('data-tags') && !empty($this->field->getAttribute('data-tags'));
$hasmultiple = $this->field->hasAttribute('data-multiple') && !empty($this->field->getAttribute('data-multiple'));
if ($hasmultiple && false !== strpos($value, ',')) {
// Commas have a special meaning as a value separator in 'multiple' 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)) {
$this->add_value(trim($value), $allowscreation);
}
} else {
$this->add_value(trim($value), $allowscreation);
}
}
/**
* Add a value to the autocomplete.
*
* @param string $value
* @param bool $allowscreation
*/
protected function add_value(string $value, bool $allowscreation): void {
$value = trim($value);
// Click into the field.
$this->field->click();
// Remove any existing text.
do {
behat_base::type_keys($this->session, [behat_keys::BACKSPACE, behat_keys::DELETE]);
} while (strlen($this->field->getValue()) > 0);
$this->wait_for_pending_js();
// Type in the new value.
behat_base::type_keys($this->session, str_split($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 = $this->field->getParent()->getParent()->find('css', '.form-autocomplete-suggestions > [aria-selected="true"]');
if ($expanded && null !== $suggestion) {
// A suggestion was found.
// Click on the first item in the list.
$suggestion->click();
} else if ($allowscreation) {
// Press the return key to create a new entry.
behat_base::type_keys($this->session, [behat_keys::ENTER]);
} else {
throw new \InvalidArgumentException(
"Unable to find '{$value}' in the list of options, and unable to create a new option"
);
}
$this->wait_for_pending_js();
// Press the escape to close the autocomplete suggestions list.
behat_base::type_keys($this->session, [behat_keys::ESCAPE]);
$this->wait_for_pending_js();
}
}
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