--TEST--

Test that, when handling a fatal, we don't create a loop with a third party exception handler installed after ours

--FILE--

namespace Symfony\Component\Debug;

$vendor = __DIR__;

while (!file_exists($vendor.'/vendor')) {

$vendor = dirname($vendor);

}

require $vendor.'/vendor/autoload.php';

class ThirdPartyExceptionHandler

{

private static $prevErrorHandler;

private static $prevExceptionHandler;

public static function register()

{

static::$prevErrorHandler = set_error_handler(array(__CLASS__, 'handleError'));

static::$prevExceptionHandler = set_exception_handler(array(__CLASS__, 'handleException'));

}

public static function handleError($type, $message, $file, $line)

{

echo 'Third party error handler' . PHP_EOL;

echo 'Calling previous handler: ' . get_class(static::$prevErrorHandler[0]) . PHP_EOL;

return call_user_func(static::$prevErrorHandler, $type, $message, $file, $line);

}

public static function handleException($e)

{

echo 'Third party exception handler' . PHP_EOL;

echo 'Calling previous handler: ' . get_class(static::$prevExceptionHandler[0]) . PHP_EOL;

return call_user_func(static::$prevExceptionHandler, $e);

}

}

ErrorHandler::register();

ThirdPartyExceptionHandler::register();

ini_set('display_errors', 1);

$a = null;

require 'inexistent_file.php';

--EXPECTF--

Third party error handler

Calling previous handler: Symfony\Component\Debug\ErrorHandler

%a

Fatal error: main(): Failed opening required 'inexistent_file.php'%s

Third party exception handler

Calling previous handler: Symfony\Component\Debug\ErrorHandler