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<?php
declare(strict_types=1);
namespace Drupal\Tests;
use Symfony\Component\HttpFoundation\Request;
/**
* Trait for testing with Xdebug cookies extraction from request.
*/
trait XdebugRequestTrait {
/**
* Adds xdebug cookies, from request setup.
*
* In order to debug web tests you need to either set a cookie, have the
* Xdebug session in the URL or set an environment variable in case of CLI
* requests. If the developer listens to connection on the parent site, by
* default the cookie is not forwarded to the client side, so you cannot
* debug the code running on the child site. In order to make debuggers work
* this bit of information is forwarded. Make sure that the debugger listens
* to at least three external connections.
*
* @param \Symfony\Component\HttpFoundation\Request $request
* The request.
*
* @return array
* The extracted cookies.
*/
protected function extractCookiesFromRequest(Request $request): array {
$cookie_params = $request->cookies;
$cookies = [];
if ($cookie_params->has('XDEBUG_SESSION')) {
$cookies['XDEBUG_SESSION'][] = $cookie_params->get('XDEBUG_SESSION');
}
// For CLI requests, the information is stored in $_SERVER.
$server = $request->server;
if ($server->has('XDEBUG_SESSION')) {
$cookies['XDEBUG_SESSION'][] = $server->get('XDEBUG_SESSION');
}
elseif ($server->has('XDEBUG_CONFIG')) {
// $_SERVER['XDEBUG_CONFIG'] has the form "key1=value1 key2=value2 ...".
$pairs = array_filter(explode(' ', $server->get('XDEBUG_CONFIG')), function ($value) {
return str_contains($value, '=');
});
foreach ($pairs as $pair) {
[$key, $value] = explode('=', $pair, 2);
// Account for key-value pairs being separated by multiple spaces.
if (trim($key, ' ') == 'idekey') {
$cookies['XDEBUG_SESSION'][] = trim($value, ' ');
}
}
}
return $cookies;
}
}
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