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<?php
// phpcs:ignoreFile Portions of this file are a direct copy of
// \Behat\Mink\Element\DocumentElement which uses a different code style than
// Drupal.
namespace Drupal\Tests;
use Behat\Mink\Driver\BrowserKitDriver;
use Behat\Mink\Element\Element;
use Behat\Mink\Element\TraversableElement;
use WebDriver\Exception;
/**
* Document element.
*
* This is largely a copy of \Behat\Mink\Element\DocumentElement. This fixes the
* ::getText() method to remove script tags inside the body element.
*
* @see \Behat\Mink\Element\DocumentElement
* @internal
*/
class DocumentElement extends TraversableElement {
/**
* Returns XPath for handled element.
*
* @return string
*/
public function getXpath() {
return '//html';
}
/**
* Returns document content.
*
* @return string
*/
public function getContent() {
return trim($this->getDriver()->getContent());
}
/**
* Check whether document has specified content.
*
* @param string $content
*
* @return bool
*/
public function hasContent($content) {
return $this->has('named', ['content', $content]);
}
/**
* {@inheritdoc}
*/
public function getText() {
if ($this->getDriver() instanceof BrowserKitDriver) {
// Work around https://github.com/minkphp/MinkBrowserKitDriver/issues/153.
// To simulate what the user sees, it removes:
// - all text inside the head tags
// - Drupal settings json.
$raw_content = preg_replace([
'@<head>(.+?)</head>@si',
'@<script type="application/json" data-drupal-selector="drupal-settings-json">([^<]*)</script>@',
], '', $this->getContent());
// Filter out all HTML tags, as they are not visible in a normal browser.
$text = strip_tags($raw_content);
// To preserve BC and match \Behat\Mink\Element\Element::getText() include
// the page title.
$title_element = $this->find('css', 'title');
if ($title_element) {
$text = $title_element->getText() . ' ' . $text;
}
// To match what the user sees and \Behat\Mink\Element\Element::getText()
// decode HTML entities.
$text = html_entity_decode($text, ENT_QUOTES);
// To match \Behat\Mink\Element\Element::getText() remove new lines and
// normalize spaces.
$text = str_replace("\n", ' ', $text);
$text = preg_replace('/ {2,}/', ' ', $text);
return trim($text);
}
// If using a real browser fallback to the \Behat\Mink\Element\Element
// implementation.
return parent::getText();
}
/**
* {@inheritdoc}
*/
public function waitFor($timeout, $callback) {
// Wraps waits in a function to catch curl exceptions to continue waiting.
$count = 0;
$wrapper = function (Element $element) use ($callback, &$count) {
$count++;
try {
return call_user_func($callback, $element);
}
catch (Exception $e) {
return NULL;
}
};
$result = parent::waitFor($timeout, $wrapper);
if (!$result && $count < 2) {
// If the callback or the system is really slow, then it might have only
// fired once. In this case it is better to trigger it once more as the
// page state has probably changed while the callback is running.
return call_user_func($callback, $this);
}
return $result;
}
}
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