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 /* * Copyright (c) 2018, 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 A type T0 is a subtype of a type T1 (written T0 <: T1) when: * Named Function Types: T0 is U0 Function * (T0 x0, ..., Tn xn, {Tn+1 xn+1, ..., Tm xm}) * * and T1 is U1 Function(S0 y0, ..., Sn yn, * {Sn+1 yn+1, ..., Sq yq}) * and {yn+1, ... , yq} subset of {xn+1, ... , xm} * and Si[Z0/Y0, ..., Zk/Yk] <: Vi[Z0/X0, ..., Zk/Xk] for i in 0...n * and Si[Z0/Y0, ..., Zk/Yk] <: Tj[Z0/X0, ..., Zk/Xk] for i in n+1...q, yj = xi * and U0[Z0/X0, ..., Zk/Xk] <: U1[Z0/Y0, ..., Zk/Yk] * and B0i[Z0/X0, ..., Zk/Xk] === B1i[Z0/Y0, ..., Zk/Yk] for i in 0...k * where the Zi are fresh type variables with bounds B0i[Z0/X0, ..., Zk/Xk] * @description Check that if T0 and T1 satisfies the rules above, then T0 is * subtype of T1. Test generic types * @author sgrekhov@unipro.ru */ /** * @description Check that if type T0 is a subtype of a type T1, then instance * of T0 can be be used as an argument of type T1. Test superclass members * @author sgrekhov@unipro.ru */ /* * This test is generated from named_function_types_A05.dart and * arguments_binding_x02.dart. * Don't modify it. If you want to change this file, change one of the files * above and then run generator.dart to regenerate the tests. */ import '../../utils/common.dart'; // SharedOptions=--enable-experiment=non-nullable class A {} class C extends A {} class U {} class B0 {} class B1 {} class V0 {} class V1 {} class V2 {} class V3 {} class V4 {} typedef T0 = U, int> Function( V0 x0, V1 x1, {V2? x2, V3? x3, V4? x4}); typedef T1 = U Function( V0, int> y0, V1, int> y1, {V2, int>? x2, V3, int>? x3}); U, int> t0Func( V0 x0, V1 x1, {V2? x2, V3? x3, V4? x4}) => new U, int>(); U t1Func( V0, int> y0, V1, int> y1, {V2, int>? x2, V3, int>? x3}) => new U(); T0 t0Instance = t0Func; T1 t1Instance = t1Func; const t1Default = t1Func; class ArgumentsBindingSuper1_t02 { T1 m; ArgumentsBindingSuper1_t02(T1 value): m = value {} ArgumentsBindingSuper1_t02.named(T1 value, {T1 val2 = t1Default}): m = value {} ArgumentsBindingSuper1_t02.positional(T1 value, [T1 val2 = t1Default]): m = value {} ArgumentsBindingSuper1_t02.short(this.m); void superTest(T1 val) {} void superTestPositioned(T1 val, [T1 val2 = t1Default]) {} void superTestNamed(T1 val, {T1 val2 = t1Default}) {} T1 get superGetter => m; void set superSetter(T1 val) {} } class ArgumentsBinding1_t02 extends ArgumentsBindingSuper1_t02 { ArgumentsBinding1_t02(dynamic t1) : super(t1) {} ArgumentsBinding1_t02.c2(dynamic t1, dynamic t2) : super.named(t1, val2: t2) {} ArgumentsBinding1_t02.c3(dynamic t1) : super.positional(t1) {} ArgumentsBinding1_t02.c4(dynamic t1, dynamic t2) : super.positional(t1, t2) {} ArgumentsBinding1_t02.c5(dynamic t1) : super.short(t1) {} test(dynamic t1, dynamic t2) { superTest(t1); superTestPositioned(t1); superTestPositioned(t2, t1); superTestNamed(t1); superTestNamed(t2, val2: t1); superSetter = t1; m = t1; superGetter; } } class ArgumentsBindingSuper2_t02 { X m; ArgumentsBindingSuper2_t02(X value): m = value {} ArgumentsBindingSuper2_t02.named(X value, {required X val2}):m = value {} ArgumentsBindingSuper2_t02.short(this.m); void superTest(X val) {} void superTestNamed(X val, {required X val2}) {} X get superGetter => m; void set superSetter(X val) {} } class ArgumentsBinding2_t02 extends ArgumentsBindingSuper2_t02 { ArgumentsBinding2_t02(X t1) : super(t1) {} ArgumentsBinding2_t02.c2(dynamic t1, dynamic t2) : super.named(t1, val2: t2) {} ArgumentsBinding2_t02.c5(dynamic t1) : super.short(t1) {} test(X t1, X t2) { superTest(t1); superTestNamed(t2, val2: t1); superSetter = t1; m = t1; superGetter; } } main() { ArgumentsBinding1_t02 c1 = new ArgumentsBinding1_t02(forgetType(t0Instance)); c1 = new ArgumentsBinding1_t02.c2(t1Instance, forgetType(t0Instance)); c1 = new ArgumentsBinding1_t02.c3(forgetType(t0Instance)); c1 = new ArgumentsBinding1_t02.c4(t1Instance, forgetType(t0Instance)); c1 = new ArgumentsBinding1_t02.c5(forgetType(t0Instance)); c1.test(forgetType(t0Instance), t1Instance); c1.superTest(forgetType(t0Instance)); c1.superTestPositioned(forgetType(t0Instance)); c1.superTestPositioned(t1Instance, forgetType(t0Instance)); c1.superTestNamed(forgetType(t0Instance)); c1.superTestNamed(t1Instance, val2: forgetType(t0Instance)); c1.superSetter = forgetType(t0Instance); c1.superGetter; // Test type parameters }