OLD | NEW |
(Empty) | |
| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. |
| 4 |
| 5 import "package:expect/expect.dart"; |
| 6 import 'dart:async'; |
| 7 import 'dart:convert'; |
| 8 import 'unicode_tests.dart'; |
| 9 import "package:async_helper/async_helper.dart"; |
| 10 |
| 11 Stream<String> decode(List<int> bytes, int chunkSize) { |
| 12 var controller; |
| 13 controller = new StreamController(onListen: () { |
| 14 int i = 0; |
| 15 while (i < bytes.length) { |
| 16 List nextChunk = []; |
| 17 for (int j = 0; j < chunkSize; j++) { |
| 18 if (i < bytes.length) { |
| 19 nextChunk.add(bytes[i]); |
| 20 i++; |
| 21 } |
| 22 } |
| 23 controller.add(nextChunk); |
| 24 } |
| 25 controller.close(); |
| 26 }); |
| 27 return controller.stream.transform(UTF8.decoder); |
| 28 } |
| 29 |
| 30 testUnpaused(String expected, Stream stream) { |
| 31 asyncStart(); |
| 32 stream.toList().then((list) { |
| 33 StringBuffer buffer = new StringBuffer(); |
| 34 buffer.writeAll(list); |
| 35 Expect.stringEquals(expected, buffer.toString()); |
| 36 asyncEnd(); |
| 37 }); |
| 38 } |
| 39 |
| 40 testWithPauses(String expected, Stream stream) { |
| 41 asyncStart(); |
| 42 StringBuffer buffer = new StringBuffer(); |
| 43 var sub; |
| 44 sub = stream.listen((x) { |
| 45 buffer.write(x); |
| 46 sub.pause(new Future.delayed(Duration.ZERO)); |
| 47 }, onDone: () { |
| 48 Expect.stringEquals(expected, buffer.toString()); |
| 49 asyncEnd(); |
| 50 }); |
| 51 } |
| 52 |
| 53 main() { |
| 54 for (var test in UNICODE_TESTS) { |
| 55 var bytes = test[0]; |
| 56 var expected = test[1]; |
| 57 testUnpaused(expected, decode(bytes, 1)); |
| 58 testWithPauses(expected, decode(bytes, 1)); |
| 59 testUnpaused(expected, decode(bytes, 2)); |
| 60 testWithPauses(expected, decode(bytes, 2)); |
| 61 testUnpaused(expected, decode(bytes, 3)); |
| 62 testWithPauses(expected, decode(bytes, 3)); |
| 63 testUnpaused(expected, decode(bytes, 4)); |
| 64 testWithPauses(expected, decode(bytes, 4)); |
| 65 } |
| 66 } |
OLD | NEW |