| // 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'; |
| |
| List<int> encode(String str) { |
| List<int> bytes; |
| var byteSink = |
| new ByteConversionSink.withCallback((result) => bytes = result); |
| var stringConversionSink = new Utf8Encoder().startChunkedConversion(byteSink); |
| stringConversionSink.add(str); |
| stringConversionSink.close(); |
| return bytes; |
| } |
| |
| List<int> encode2(String str) { |
| List<int> bytes; |
| var byteSink = |
| new ByteConversionSink.withCallback((result) => bytes = result); |
| var stringConversionSink = new Utf8Encoder().startChunkedConversion(byteSink); |
| ClosableStringSink stringSink = stringConversionSink.asStringSink(); |
| stringSink.write(str); |
| stringSink.close(); |
| return bytes; |
| } |
| |
| List<int> encode3(String str) { |
| List<int> bytes; |
| var byteSink = |
| new ByteConversionSink.withCallback((result) => bytes = result); |
| var stringConversionSink = new Utf8Encoder().startChunkedConversion(byteSink); |
| ClosableStringSink stringSink = stringConversionSink.asStringSink(); |
| str.codeUnits.forEach(stringSink.writeCharCode); |
| stringSink.close(); |
| return bytes; |
| } |
| |
| List<int> encode4(String str) { |
| List<int> bytes; |
| var byteSink = |
| new ByteConversionSink.withCallback((result) => bytes = result); |
| var stringConversionSink = new Utf8Encoder().startChunkedConversion(byteSink); |
| ClosableStringSink stringSink = stringConversionSink.asStringSink(); |
| str.runes.forEach(stringSink.writeCharCode); |
| stringSink.close(); |
| return bytes; |
| } |
| |
| List<int> encode5(String str) { |
| List<int> bytes; |
| var byteSink = |
| new ByteConversionSink.withCallback((result) => bytes = result); |
| var stringConversionSink = new Utf8Encoder().startChunkedConversion(byteSink); |
| ByteConversionSink inputByteSink = stringConversionSink.asUtf8Sink(false); |
| List<int> tmpBytes = utf8.encode(str); |
| inputByteSink.add(tmpBytes); |
| inputByteSink.close(); |
| return bytes; |
| } |
| |
| List<int> encode6(String str) { |
| List<int> bytes; |
| var byteSink = |
| new ByteConversionSink.withCallback((result) => bytes = result); |
| var stringConversionSink = new Utf8Encoder().startChunkedConversion(byteSink); |
| ByteConversionSink inputByteSink = stringConversionSink.asUtf8Sink(false); |
| List<int> tmpBytes = utf8.encode(str); |
| tmpBytes.forEach((b) => inputByteSink.addSlice([0, b, 1], 1, 2, false)); |
| inputByteSink.close(); |
| return bytes; |
| } |
| |
| List<int> encode7(String str) { |
| List<int> bytes; |
| var byteSink = |
| new ByteConversionSink.withCallback((result) => bytes = result); |
| var stringConversionSink = new Utf8Encoder().startChunkedConversion(byteSink); |
| stringConversionSink.addSlice("1" + str + "2", 1, str.length + 1, false); |
| stringConversionSink.close(); |
| return bytes; |
| } |
| |
| main() { |
| for (var test in UNICODE_TESTS) { |
| List<int> bytes = test[0]; |
| String string = test[1]; |
| Expect.listEquals(bytes, encode(string)); |
| Expect.listEquals(bytes, encode2(string)); |
| Expect.listEquals(bytes, encode3(string)); |
| Expect.listEquals(bytes, encode4(string)); |
| Expect.listEquals(bytes, encode5(string)); |
| Expect.listEquals(bytes, encode6(string)); |
| Expect.listEquals(bytes, encode7(string)); |
| } |
| } |