blob: d133b0406d0dc46d1edbcf649ebc2cf2914099b2 [file] [log] [blame]
// Copyright (c) 2019, 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';
// Typed as dynamic to also test spreading a value of type dynamic.
final dynamic list = [1, 2, 3, 4];
final dynamic map = {1: 1, 2: 2, 3: 3, 4: 4};
final dynamic set = {1, 2, 3, 4};
void main() {
dynamic nonIterable = 3;
Expect.throwsTypeError(() => <int>[...nonIterable]);
Expect.throwsTypeError(() => <int>{...nonIterable});
dynamic nonMap = 3;
Expect.throwsTypeError(() => <int, int>{...nonMap});
dynamic wrongIterableType = <String>["s"];
Expect.throwsTypeError(() => <int>[...wrongIterableType]);
Expect.throwsTypeError(() => <int>{...wrongIterableType});
dynamic wrongKeyType = <String, int>{"s": 1};
dynamic wrongValueType = <int, String>{1: "s"};
Expect.throwsTypeError(() => <int, int>{...wrongKeyType});
Expect.throwsTypeError(() => <int, int>{...wrongValueType});
// Mismatched collection types.
Expect.throwsTypeError(() => <int>[...map]);
Expect.throwsTypeError(() => <int, int>{...list});
Expect.throwsTypeError(() => <int, int>{...set});
Expect.throwsTypeError(() => <int>{...map});
}