| // 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 factory ListQueue.from(Iterable elements) |
| /// All elements should be assignable to [E]. |
| /// @description Checks that elements can be only of [E] type. |
| /// @author iarkh@unipro.ru |
| |
| import "../../../Utils/expect.dart"; |
| import "dart:collection"; |
| |
| main() { |
| Expect.throws(() { |
| ListQueue list = new ListQueue<int>.from([1, 2, 3, "4", 5]); |
| }, (e) => e is TypeError || e is CastError |
| ); |
| |
| Expect.throws(() { |
| ListQueue list = new ListQueue<int>.from([1, 2, 1.14, 4, 5]); |
| }, (e) => e is TypeError || e is CastError |
| ); |
| |
| Expect.throws(() { |
| ListQueue list = new ListQueue<int>.from([1, 2, new Object(), 4, 5]); |
| }, (e) => e is TypeError || e is CastError |
| ); |
| } |