Dmitry Stefantsov
1ec9c97924
(`tests/language_strong/generic_methods_*`) are reused as 'golden' tests for 'reify' transformation. R=asgerf@google.com Review-Url: https://codereview.chromium.org/2756693002 .
42 lines
1.4 KiB
Dart
42 lines
1.4 KiB
Dart
// Copyright (c) 2017, 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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// Test that generic methods with optional parameters are of correct type.
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library generic_methods_optional_parameters_test;
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import "test_base.dart";
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typedef FunObjObj = Object Function<T>(Object, [Object]);
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typedef FunTypObj = Object Function<T>(T, [Object]);
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typedef FunObjTyp = Object Function<T>(Object, [T]);
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typedef FunTypTyp = Object Function<T>(T, [T]);
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Object funObjObj<T>(Object x, [Object y]) => x;
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Object funTypObj<T>(T x, [Object y]) => y;
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Object funObjTyp<T>(Object x, [T y]) => x;
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Object funTypTyp<T>(T x, [T y]) => null;
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main() {
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expectTrue(funObjObj is FunObjObj);
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expectTrue(funObjObj is FunTypObj);
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expectTrue(funObjObj is FunObjTyp);
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expectTrue(funObjObj is FunTypTyp);
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expectTrue(funTypObj is! FunObjObj);
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expectTrue(funTypObj is FunTypObj);
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expectTrue(funTypObj is! FunObjTyp);
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expectTrue(funTypObj is FunTypTyp);
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expectTrue(funObjTyp is! FunObjObj);
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expectTrue(funObjTyp is! FunTypObj);
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expectTrue(funObjTyp is FunObjTyp);
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expectTrue(funObjTyp is FunTypTyp);
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expectTrue(funTypTyp is! FunObjObj);
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expectTrue(funTypTyp is! FunTypObj);
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expectTrue(funTypTyp is! FunObjTyp);
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expectTrue(funTypTyp is FunTypTyp);
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}
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