nextcloud/tests/acceptance/features/bootstrap/WaitFor.php

78 lines
2.8 KiB
PHP

<?php
/**
*
* @copyright Copyright (c) 2018, Daniel Calviño Sánchez (danxuliu@gmail.com)
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* Helper class with common "wait for" functions.
*/
class WaitFor {
/**
* Waits for the element to be visible.
*
* @param Actor $actor the Actor used to find the element.
* @param Locator $elementLocator the locator for the element.
* @param float $timeout the number of seconds (decimals allowed) to wait at
* most for the element to be visible.
* @param float $timeoutStep the number of seconds (decimals allowed) to
* wait before checking the visibility again.
* @return boolean true if the element is visible before (or exactly when)
* the timeout expires, false otherwise.
*/
public static function elementToBeEventuallyShown(Actor $actor, Locator $elementLocator, $timeout = 10, $timeoutStep = 1) {
$elementShownCallback = function () use ($actor, $elementLocator) {
try {
return $actor->find($elementLocator)->isVisible();
} catch (NoSuchElementException $exception) {
return false;
}
};
return Utils::waitFor($elementShownCallback, $timeout, $timeoutStep);
}
/**
* Waits for the element to be hidden (either not visible or not found in
* the DOM).
*
* @param Actor $actor the Actor used to find the element.
* @param Locator $elementLocator the locator for the element.
* @param float $timeout the number of seconds (decimals allowed) to wait at
* most for the element to be hidden.
* @param float $timeoutStep the number of seconds (decimals allowed) to
* wait before checking the visibility again.
* @return boolean true if the element is hidden before (or exactly when)
* the timeout expires, false otherwise.
*/
public static function elementToBeEventuallyNotShown(Actor $actor, Locator $elementLocator, $timeout = 10, $timeoutStep = 1) {
$elementNotShownCallback = function () use ($actor, $elementLocator) {
try {
return !$actor->find($elementLocator)->isVisible();
} catch (NoSuchElementException $exception) {
return true;
}
};
return Utils::waitFor($elementNotShownCallback, $timeout, $timeoutStep);
}
}