| // 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. |
| |
| /// @assertion Future<File> rename(String newPath) |
| /// Renames this file. Returns a Future<File> that completes with a File instance |
| /// for the renamed file. |
| /// |
| /// If newPath identifies an existing file, that file is replaced. If newPath |
| /// identifies an existing directory, the operation fails and the future |
| /// completes with an exception. |
| /// @description Checks that this method returns a Future<File> that completes |
| /// with a File instance for the renamed file. |
| /// @author sgrekhov@unipro.ru |
| |
| import "dart:io"; |
| import "../../../Utils/expect.dart"; |
| import "../file_utils.dart"; |
| |
| main() async { |
| await inSandbox(_main); |
| } |
| |
| _main(Directory sandbox) async { |
| File file = getTempFileSync(parent: sandbox); |
| file.writeAsStringSync("File content"); |
| String newName = getTempFilePath(parent: sandbox); |
| |
| asyncStart(); |
| await file.rename(newName).then((renamed) { |
| Expect.equals(newName, renamed.path); |
| Expect.isTrue(renamed.existsSync()); |
| Expect.isFalse(file.existsSync()); |
| Expect.equals("File content", renamed.readAsStringSync()); |
| asyncEnd(); |
| }); |
| } |