| // Copyright (c) 2021, 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. | |
| import "package:expect/expect.dart"; | |
| void main() { | |
| var map = <String, dynamic>{"a": null}; | |
| var castMap = map.cast<String, Object>(); | |
| // Should return `null`, not throw. | |
| Expect.isNull(castMap.remove("b")); | |
| Expect.isNull(castMap.remove("a")); | |
| } |