blob: a7b8c8d37a275015416d1fef3a4bbf8335c4e6dd [file] [log] [blame]
// Copyright (c) 2018, 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';
class Foo<T extends num> {}
class Bar<T extends num> {}
class Baz<T extends num> {}
main() {
test(new Foo(), Foo, expectTypeArguments: false);
test(new Bar() as Bar<num>, Bar, expectTypeArguments: false);
Baz<num> b = new Baz();
dynamic c = b;
test(c as Baz<num>, Baz, expectTypeArguments: true);
void test(dynamic object, Type type, {required bool expectTypeArguments}) {
bool caught = false;
try {
object as List<String>;
} catch (e) {
String expected = '$type';
if (!expectTypeArguments!) {
expected = expected.substring(0, expected.indexOf('<'));
expected = '$expected';
'Expected "$expected" in the message: $e');
caught = true;