Files
sdk/pkg/kernel/testcases/reify/generic_methods_optional_parameters_test.dart
T
Dmitry Stefantsov 1ec9c97924 Srong-mode tests for generic methods
(`tests/language_strong/generic_methods_*`) are reused as 'golden' tests
for 'reify' transformation.

R=asgerf@google.com

Review-Url: https://codereview.chromium.org/2756693002 .
2017-03-17 12:51:35 +01:00

42 lines
1.4 KiB
Dart

// Copyright (c) 2017, 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.
// Test that generic methods with optional parameters are of correct type.
library generic_methods_optional_parameters_test;
import "test_base.dart";
typedef FunObjObj = Object Function<T>(Object, [Object]);
typedef FunTypObj = Object Function<T>(T, [Object]);
typedef FunObjTyp = Object Function<T>(Object, [T]);
typedef FunTypTyp = Object Function<T>(T, [T]);
Object funObjObj<T>(Object x, [Object y]) => x;
Object funTypObj<T>(T x, [Object y]) => y;
Object funObjTyp<T>(Object x, [T y]) => x;
Object funTypTyp<T>(T x, [T y]) => null;
main() {
expectTrue(funObjObj is FunObjObj);
expectTrue(funObjObj is FunTypObj);
expectTrue(funObjObj is FunObjTyp);
expectTrue(funObjObj is FunTypTyp);
expectTrue(funTypObj is! FunObjObj);
expectTrue(funTypObj is FunTypObj);
expectTrue(funTypObj is! FunObjTyp);
expectTrue(funTypObj is FunTypTyp);
expectTrue(funObjTyp is! FunObjObj);
expectTrue(funObjTyp is! FunTypObj);
expectTrue(funObjTyp is FunObjTyp);
expectTrue(funObjTyp is FunTypTyp);
expectTrue(funTypTyp is! FunObjObj);
expectTrue(funTypTyp is! FunTypObj);
expectTrue(funTypTyp is! FunObjTyp);
expectTrue(funTypTyp is FunTypTyp);
}