| // Copyright (c) 2013, 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 |
| |
| import "package:expect/expect.dart"; |
| import 'dart:convert'; |
| import 'unicode_tests.dart'; |
| |
| String decode(List<int> bytes, int chunkSize) { |
| // Use a non-chunked interface. |
| String result; |
| var chunkedSink = |
| new StringConversionSink.withCallback((decoded) => result = decoded); |
| var byteSink = new Utf8Decoder().startChunkedConversion(chunkedSink); |
| int i = 0; |
| while (i < bytes.length) { |
| var nextChunk = <int>[]; |
| for (int j = 0; j < chunkSize; j++) { |
| if (i < bytes.length) { |
| nextChunk.add(bytes[i]); |
| i++; |
| } |
| } |
| byteSink.add(nextChunk); |
| } |
| byteSink.close(); |
| return result; |
| } |
| |
| main() { |
| for (var test in UNICODE_TESTS) { |
| var bytes = test[0]; |
| var expected = test[1]; |
| Expect.stringEquals(expected, decode(bytes, 1)); |
| Expect.stringEquals(expected, decode(bytes, 2)); |
| Expect.stringEquals(expected, decode(bytes, 3)); |
| Expect.stringEquals(expected, decode(bytes, 4)); |
| } |
| } |