blob: cef91d67f396f50dc75a7d6dc0865600dc4dcc0a [file] [log] [blame]
// 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.
///
/// NOTE file locking does have slight differences in behavior across platforms:
///
/// See lock for more details.
///
/// @description Checks that on Windows the regions used for lock and unlock
/// needs to match.
/// @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);
rf1.writeFromSync(new List.filled(10, 0));
asyncStart();
rf1.lockSync(FileLock.exclusive, 4, 7);
String eScript = Platform.script.toString();
var tests = [
() => checkLocked(eScript, rf1.path, 4, 7),
() => checkUnlocked(eScript, rf1.path, 0, 4),
() => checkUnlocked(eScript, rf1.path, 7, 10),
];
Future.forEach(tests, (Function f) => f()).whenComplete(() {
var rf1Unlock;
if (!Platform.isWindows) {
rf1Unlock = rf1.unlock(0, 10);
} else {
rf1Unlock = rf1.unlock(4, 7);
}
rf1Unlock.then((RandomAccessFile f) {
var tests = [
() => checkUnlocked(eScript, rf1.path, 0, 10)
];
Future.forEach(tests, (Function f) => f()).whenComplete(() {
asyncEnd();
rf1.closeSync();
file.deleteSync();
});
});
});
}
main(List<String> args) {
if(args.length > 0)
runProcess(args);
else {
runMain();
}
}