| // 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 void writeFromSync(List<int> buffer, [int start = 0, int end]) |
| /// Synchronously writes from a List<int> to the file. It will read the buffer |
| /// from index start to index end. If start is omitted, it'll start from index 0. |
| /// If end is omitted, it will write to the end of buffer. |
| /// |
| /// @description Checks that method writeFromSync synchronously writes from a |
| /// List<int> to file from index start to index end. |
| /// @author ngl@unipro.ru |
| |
| import "dart:async"; |
| import "dart:io"; |
| import "../../../Utils/expect.dart"; |
| import "../file_utils.dart"; |
| |
| void check(int start, int end) { |
| List<int> list = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]; |
| int len = end - start; |
| File file = getTempFileSync(); |
| asyncStart(); |
| Future<RandomAccessFile> raFile = file.open(mode: FileMode.write); |
| raFile.then((RandomAccessFile rf) { |
| Expect.equals(0, file.lengthSync()); |
| rf.writeFromSync(list, start, end); |
| Expect.equals(len, file.lengthSync()); |
| rf.setPositionSync(0); |
| List<int> l = rf.readSync(len); |
| for (int i = 0; i < len; i++) { |
| Expect.isTrue(i + start == l[i]); |
| } |
| asyncEnd(); |
| rf.closeSync(); |
| }).whenComplete(() { |
| file.deleteSync(); |
| }); |
| } |
| |
| main() { |
| for (int i = 0; i < 10; i++) { |
| for (int j = i; j <= 10; j++) { |
| check(i, j); |
| } |
| } |
| } |