| // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| import 'dart:convert'; |
| /// @assertion Codec<S, R> fuse<R>(Codec<T, R> other) |
| /// Fuses this with other. |
| /// When encoding, the resulting codec encodes with this before encoding with |
| /// other. |
| /// When decoding, the resulting codec decodes with other before decoding with |
| /// this. |
| /// In some cases one needs to use the inverted codecs to be able to fuse them |
| /// correctly. That is, the output type of this (T) must match the input type of |
| /// the second codec other. |
| /// @description Checks that [fuse] return codec composed of this and [other] |
| /// and decoder |
| /// @author a.semenov@unipro.ru |
| |
| import "dart:io"; |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| const SystemEncoding systemEncoding = const SystemEncoding(); |
| Codec<List<int>, String> inverted = systemEncoding.inverted; |
| Codec fuse = systemEncoding.fuse(inverted); |
| Expect.equals("abcd", fuse.encode("abcd")); |
| Expect.equals("abcd", fuse.decode("abcd")); |
| } |