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5013b28bbe
Also updates tests that relied on fuzzy arrows. Change-Id: Ia8df1d8d421e43dfada589223d5e46182b92fa67 Reviewed-on: https://dart-review.googlesource.com/37425 Commit-Queue: Jenny Messerly <jmesserly@google.com> Reviewed-by: Leaf Petersen <leafp@google.com>
43 lines
1.6 KiB
Dart
43 lines
1.6 KiB
Dart
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Dart test program for constructors and initializers.
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// Check function subtyping for local functions on generic type against generic
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// typedefs.
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import 'package:expect/expect.dart';
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typedef int Foo<T>(T a, [String b]);
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typedef int Bar<T>(T a, [String b]);
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typedef int Baz<T>(T a, {String b});
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typedef int Boz<T>(T a);
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typedef int Biz<T>(T a, int b);
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class C<T> {
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void test(String nameOfT, bool expectedResult) {
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int foo(bool a, [String b]) => null;
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int baz(bool a, {String b}) => null;
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Expect.equals(expectedResult, foo is Foo<T>, 'foo is Foo<$nameOfT>');
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Expect.equals(expectedResult, foo is Bar<T>, 'foo is Bar<$nameOfT>');
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Expect.isFalse(foo is Baz<T>, 'foo is Baz<$nameOfT>');
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Expect.equals(expectedResult, foo is Boz<T>, 'foo is Boz<$nameOfT>');
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Expect.isFalse(foo is Biz<T>, 'foo is Biz<$nameOfT>');
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Expect.isFalse(baz is Foo<T>, 'baz is Foo<$nameOfT>');
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Expect.isFalse(baz is Bar<T>, 'baz is Bar<$nameOfT>');
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Expect.equals(expectedResult, baz is Baz<T>, 'baz is Baz<$nameOfT>');
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Expect.equals(expectedResult, baz is Boz<T>, 'baz is Boz<$nameOfT>');
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Expect.isFalse(baz is Biz<T>, 'bar is Biz<$nameOfT>');
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}
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}
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main() {
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new C<bool>().test('bool', true);
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new C<int>().test('int', false);
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new C<dynamic>().test('dynamic', false);
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new C<Object>().test('Object', false);
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new C<Null>().test('Null', true);
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}
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