LibTest/convert/Utf8Codec/inverted_A01_t01.dart

// 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.

// @dart = 2.9

/// @assertion Codec<T, S> inverted
/// Inverts this.
///
/// The encoder and decoder of the resulting codec are swapped.
/// @description Checks that this property returns new codec with swapped encoder
/// and decoder
/// @author sgrekhov@unipro.ru

import "dart:convert";
import "../../../Utils/expect.dart";

main() {
  Utf8Codec codec = new Utf8Codec();
  Codec inverted = codec.inverted;
  Expect.isTrue(inverted.decoder is Utf8Encoder);
  Expect.isTrue(inverted.encoder is Utf8Decoder);
}