['pipe', 'w'], 2 => ['pipe', 'w']], $pipes); expect(is_resource($process))->toBeTrue(); $output = stream_get_contents($pipes[1]); $errors = stream_get_contents($pipes[2]); fclose($pipes[1]); fclose($pipes[2]); expect(proc_close($process))->toBe(0)->and($errors)->toBe(''); expect(json_decode($output, true, 512, JSON_THROW_ON_ERROR)['passed'])->toBe(2); });