| // 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. |
| |
| /// @assertion const AsciiCodec({bool allowInvalid: false}) |
| /// Instantiates a new AsciiCodec. |
| /// |
| /// If allowInvalid is true, the decode method and the converter returned by |
| /// decoder will default to allowing invalid values. If allowing invalid values, |
| /// the values will be decoded into the Unicode Replacement character (U+FFFD). |
| /// If not, an exception will be thrown. Calls to the decode method can choose to |
| /// override this default. |
| /// @description Checks that this constructor, called with allowInvalid true, |
| /// creates codec with the decode method allowing invalid values. Invalid values |
| /// are decoded into the Unicode Replacement character (U+FFFD) |
| /// @author sgrekhov@unipro.ru |
| |
| import "dart:convert"; |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| AsciiCodec codec = new AsciiCodec(allowInvalid: true); |
| for (int i = 0; i < 128; i++) { |
| Expect.equals(new String.fromCharCode(i), codec.decode([i])); |
| Expect.listEquals([i], codec.encode(codec.decode([i]))); |
| } |
| for (int i = 128; i <= 65536; i++) { |
| Expect.equals("�", codec.decode([i])); |
| Expect.throws(() { |
| codec.encode(codec.decode([i])); |
| }); |
| } |
| } |