| // 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 Future<RandomAccessFile> unlock([int start = 0, int end = -1]) |
| /// Unlocks the file or part of the file. |
| /// |
| /// Unlocks the byte range from start to end of the file, with the byte at |
| /// position end not included. If no arguments are specified, the full file is |
| /// unlocked, If only start is specified the file is unlocked from byte position |
| /// start to the end of the file. |
| /// |
| /// @description Checks that method unlock unlocks the byte range from start to |
| /// end of the file, with the byte at position end not included. |
| /// @author ngl@unipro.ru |
| |
| import "dart:async"; |
| import "dart:io"; |
| import "../../../Utils/expect.dart"; |
| import "../file_utils.dart"; |
| import "lock_check_1_lib.dart"; |
| |
| runMain() { |
| File file = getTempFileSync(); |
| var rf1 = file.openSync(mode: FileMode.write); |
| var rf2 = file.openSync(mode: FileMode.write); |
| rf1.writeFromSync(new List.filled(30, 0)); |
| asyncStart(); |
| rf1.lockSync(FileLock.exclusive, 10, 15); |
| rf2.lockSync(FileLock.exclusive, 20, 25); |
| String eScript = Platform.script.toString(); |
| var tests = [ |
| () => checkLocked(eScript, rf1.path, 10, 15), |
| () => checkLocked(eScript, rf1.path, 20, 25), |
| () => checkUnlocked(eScript, rf1.path, 0, 10), |
| () => checkUnlocked(eScript, rf1.path, 15, 20), |
| () => checkUnlocked(eScript, rf1.path, 25, 30) |
| ]; |
| Future.forEach(tests, (Function f) => f()).whenComplete(() { |
| var rf1Unlock = rf1.unlock(10, 15); |
| rf1Unlock.then((RandomAccessFile f) { |
| var tests = [ |
| () => checkUnlocked(eScript, rf1.path, 10, 15), |
| () => checkLocked(eScript, rf1.path, 20, 25), |
| () => checkUnlocked(eScript, rf1.path, 0, 20), |
| () => checkUnlocked(eScript, rf1.path, 25, 30) |
| ]; |
| Future.forEach(tests, (Function f) => f()).whenComplete(() { |
| asyncEnd(); |
| if (Platform.isWindows) { |
| rf2.unlockSync(20, 25); |
| } else { |
| rf2.unlockSync(); |
| } |
| rf1.closeSync(); |
| rf2.closeSync(); |
| file.deleteSync(); |
| }); |
| }); |
| }); |
| } |
| |
| main(List<String> args) { |
| if(args.length > 0) |
| runProcess(args); |
| else { |
| runMain(); |
| } |
| } |