| /* |
| * 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 void writeln([Object obj = ""]) |
| * Converts obj to a String by invoking Object.toString and adds the result to |
| * this, followed by a newline. |
| * @description Checks that this method adds a newline to the appended string |
| * @author sgrekhov@unipro.ru |
| */ |
| import "../../../Utils/expect.dart"; |
| |
| main() { |
| StringBuffer sb = new StringBuffer(); |
| sb.writeln("123"); |
| Expect.equals("123\n", sb.toString()); |
| |
| sb.writeln(null); |
| Expect.equals("123\nnull\n", sb.toString()); |
| |
| sb.writeln("\n"); |
| Expect.equals("123\nnull\n\n\n", sb.toString()); |
| } |