blob: 123af74c674a7ee146aaf0bf58d922f32d386c0d [file] [log] [blame]
// Copyright (c) 2013, 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.
// Dart test program for constructors and initializers.
// Check function subtyping casts.
import 'package:expect/expect.dart';
typedef void Foo<T>(T t);
typedef void Bar(int i);
class Class<T> {
test(bool expectedResult, var o, String typeName) {
if (expectedResult) {
Expect.isNotNull(o as Foo<T>, "bar as Foo<$typeName>");
} else {
Expect.throws(() => o as Foo<T>, (e) => true, "bar as Foo<$typeName>");
Expect.isNotNull(o as Bar, "bar as Bar");
void bar(int i) {}
void main() {
new Class<dynamic>().test(false, bar, "dynamic");
new Class<Object>().test(false, bar, "Object");
new Class<Null>().test(true, bar, "Null");
new Class<int>().test(true, bar, "int");
new Class<bool>().test(false, bar, "bool");