| /* |
| * Copyright (c) 2011, 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 abstract List<E> toList({bool growable: true}) |
| * Creates a List containing the elements of this Iterable. |
| * The elements will be in iteration order. The list is fixed-length if growable is false. |
| * @description Checks that the list created with growable==false cannot change it's size. |
| * @author kaigorodov |
| */ |
| import "../../../Utils/expect.dart"; |
| |
| List<String> failures=new List<String>(); |
| |
| check(List l) { |
| try { |
| l.clear(); |
| failures.add("clear"); |
| } on UnsupportedError catch (ok) {} |
| try { |
| l.length = 123; |
| failures.add("set length"); |
| } on UnsupportedError catch (ok) {} |
| try { |
| l.add(null); |
| failures.add("add"); |
| } on UnsupportedError catch (ok) {} |
| try { |
| l.removeLast(); |
| failures.add("removeLast"); |
| } on UnsupportedError catch (ok) {} |
| try { |
| l.removeRange(0,1); |
| failures.add("removeRange"); |
| } on UnsupportedError catch (ok) {} |
| } |
| |
| main() { |
| check([].toList(growable:false)); |
| List src = [null, [null], [], [1,2,3], [[null]]]; |
| List a = src.toList(growable:false); |
| check(a); |
| if (failures.isEmpty) return; |
| StringBuffer sb=new StringBuffer(); |
| sb.write("following operations do not cause UnsupportedError on fixed-sized list:\n"); |
| sb.writeAll(failures, ", "); |
| Expect.fail(sb.toString()); |
| } |