setTarget(function (string $input) { $result1 = (new Internal\HPackNghttp2)->decode($input, 8192); $result2 = (new Internal\HPackNative)->decode($input, 8192); if ($result1 === null || $result2 === null) { return; } if ($result1 !== $result2) { throw new \Error('Mismatch: ' . var_export($result1, true) . ' / ' . var_export($result2, true)); } }); $fuzzer->setMaxLen(1024);