--TEST-- Psr\Http\Server\MiddlewareInterface --SKIPIF-- --FILE-- process($request, $handler); var_dump($response instanceof \Psr\Http\Message\ResponseInterface); --EXPECT-- bool(true) array(1) { ["PsrExt\Http\Server\MiddlewareInterface"]=> string(38) "PsrExt\Http\Server\MiddlewareInterface" } bool(true) bool(true) string(25) "SampleMiddleware::process" bool(true)