| // Copyright (c) 2011, 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. |
| |
| /// @assertion The function type (T1, ... Tn, {Tx1 x1, ..., Txk xk}) -> T is a |
| /// subtype of the function type (S1, ..., Sn, {Sy1 y1, ..., Sym ym }) -> S, if |
| /// all of the following conditions are met: |
| /// 1. Either |
| /// • S is void, Or |
| /// • T ⇐⇒ S. |
| /// 2. ∀i ∈ 1..n, Ti ⇐⇒ Si . |
| /// 3. k ≥ m and yi ∈ {x1 , ..., xk }, i ∈ 1..m. |
| /// 4. For all yi ∈ {y1 , ..., ym }, yi = xj ⇒ Tj ⇐⇒ Si. |
| /// @description Checks that this statement is true for functions with a single |
| /// named optional parameter (class, generic, function, dynamic). |
| /// @author rodionov |
| |
| import "../../../Utils/expect.dart"; |
| |
| class A {} |
| class B implements A {} |
| class C implements B {} |
| class D implements C {} |
| |
| typedef t1({B? a}); |
| typedef t2({C? c}); |
| typedef t3({int? i}); |
| typedef t4({var v}); |
| typedef t5({Map? m}); |
| typedef t6({Map<int, num>? m}); |
| typedef t7({t1? f}); |
| typedef t8({Object? a}); |
| |
| typedef okWithT1_1({A? a}); |
| typedef okWithT1_2({B? a}); |
| typedef okWithT1_3({C? a}); |
| typedef okWithT1_4({D? a}); |
| |
| main() { |
| Expect.isTrue(({A? a}) {} is t1); |
| Expect.isTrue(({B? a}) {} is t1); |
| Expect.isFalse(({C? a}) {} is t1); |
| Expect.isFalse(({D? a}) {} is t1); |
| Expect.isTrue(({Object? a}) {} is t1); |
| Expect.isTrue(({var a}) {} is t1); |
| Expect.runtimeIsType<t1>(({A? a}) {}); |
| Expect.runtimeIsType<t1>(({B? a}) {}); |
| Expect.runtimeIsNotType<t1>(({C? a}) {}); |
| Expect.runtimeIsNotType<t1>(({D? a}) {}); |
| Expect.runtimeIsType<t1>(({Object? a}) {}); |
| Expect.runtimeIsType<t1>(({var a}) {}); |
| |
| Expect.isTrue(({A? c}) {} is t2); |
| Expect.isTrue(({B? c}) {} is t2); |
| Expect.isTrue(({C? c}) {} is t2); |
| Expect.isFalse(({D? c}) {} is t2); |
| Expect.isTrue(({Object? c}) {} is t2); |
| Expect.isTrue(({var c}) {} is t2); |
| Expect.runtimeIsType<t2>(({A? c}) {}); |
| Expect.runtimeIsType<t2>(({B? c}) {}); |
| Expect.runtimeIsType<t2>(({C? c}) {}); |
| Expect.runtimeIsNotType<t2>(({D? c}) {}); |
| Expect.runtimeIsType<t2>(({Object? c}) {}); |
| Expect.runtimeIsType<t2>(({var c}) {}); |
| |
| Expect.isTrue(({num? i}) {} is t3); |
| Expect.isTrue(({int? i}) {} is t3); |
| Expect.isTrue(({Object? i}) {} is t3); |
| Expect.isTrue(({var i}) {} is t3); |
| Expect.runtimeIsType<t3>(({num? i}) {}); |
| Expect.runtimeIsType<t3>(({int? i}) {}); |
| Expect.runtimeIsType<t3>(({Object? i}) {}); |
| Expect.runtimeIsType<t3>(({var i}) {}); |
| |
| Expect.isFalse(({A? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({A? v}) {}); |
| Expect.isFalse(({B? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({B? v}) {}); |
| Expect.isFalse(({C? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({C? v}) {}); |
| Expect.isFalse(({D? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({D? v}) {}); |
| Expect.isTrue(({Object? v}) {} is t4); |
| Expect.runtimeIsType<t4>(({Object? v}) {}); |
| Expect.isTrue(({var v}) {} is t4); |
| Expect.runtimeIsType<t4>(({var v}) {}); |
| Expect.isFalse(({num? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({num? v}) {}); |
| Expect.isFalse(({int? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({int? v}) {}); |
| Expect.isFalse(({Map? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({Map? v}) {}); |
| Expect.isFalse(({Map<List<Map<List, List<int>>>, List>? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({Map<List<Map<List, List<int>>>, List>? v}) {}); |
| Expect.isFalse(({List? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({List? v}) {}); |
| Expect.isFalse(({t8? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({t8? v}) {}); |
| Expect.isFalse(({t7? v}) {} is t4); |
| Expect.runtimeIsNotType<t4>(({t7? v}) {}); |
| |
| Expect.isTrue(({Map? m}) {} is t5); |
| Expect.runtimeIsType<t5>(({Map? m}) {}); |
| Expect.isFalse(({Map<List, t8>? m}) {} is t5); |
| Expect.runtimeIsNotType<t5>(({Map<List, t8>? m}) {}); |
| Expect.isTrue(({Object? m}) {} is t5); |
| Expect.runtimeIsType<t5>(({Object? m}) {}); |
| Expect.isTrue(({var m}) {} is t5); |
| Expect.runtimeIsType<t5>(({var m}) {}); |
| Expect.isFalse(({Map<List, List>? m}) {} is t5); |
| Expect.runtimeIsNotType<t5>(({Map<List, List>? m}) {}); |
| Expect.isFalse(({Map<int, t8>? m}) {} is t5); |
| Expect.runtimeIsNotType<t5>(({Map<int, t8>? m}) {}); |
| |
| Expect.isTrue(({Map<num, num>? m}) {} is t6); |
| Expect.runtimeIsType<t6>(({Map<num, num>? m}) {}); |
| Expect.isFalse(({Map<int, int>? m}) {} is t6); |
| Expect.runtimeIsNotType<t6>(({Map<int, int>? m}) {}); |
| Expect.isTrue(({Map? m}) {} is t6); |
| Expect.runtimeIsType<t6>(({Map? m}) {}); |
| Expect.isTrue(({Object? m}) {} is t6); |
| Expect.runtimeIsType<t6>(({Object? m}) {}); |
| Expect.isTrue(({var m}) {} is t6); |
| Expect.runtimeIsType<t6>(({var m}) {}); |
| |
| Expect.isFalse(({okWithT1_1? f}) {} is t7); |
| Expect.isTrue(({okWithT1_2? f}) {} is t7); |
| Expect.isTrue(({okWithT1_3? f}) {} is t7); |
| Expect.isTrue(({okWithT1_4? f}) {} is t7); |
| Expect.runtimeIsNotType<t7>(({okWithT1_1? f}) {}); |
| Expect.runtimeIsType<t7>(({okWithT1_2? f}) {}); |
| Expect.runtimeIsType<t7>(({okWithT1_3? f}) {}); |
| Expect.runtimeIsType<t7>(({okWithT1_4? f}) {}); |
| |
| Expect.isFalse(({A? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({A? a}) {}); |
| Expect.isFalse(({B? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({B? a}) {}); |
| Expect.isFalse(({C? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({C? a}) {}); |
| Expect.isFalse(({D? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({D? a}) {}); |
| Expect.isTrue(({Object? a}) {} is t8); |
| Expect.runtimeIsType<t8>(({Object? a}) {}); |
| Expect.isTrue(({var a}) {} is t8); |
| Expect.runtimeIsType<t8>(({var a}) {}); |
| Expect.isFalse(({num? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({num? a}) {}); |
| Expect.isFalse(({int? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({int? a}) {}); |
| Expect.isFalse(({Map? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({Map? a}) {}); |
| Expect.isFalse(({Map<List<Map<List, List<int>>>, List>? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({Map<List<Map<List, List<int>>>, List>? a}) {}); |
| Expect.isFalse(({List? a}) {} is t8); |
| Expect.runtimeIsNotType<t8>(({List? a}) {}); |
| } |