blob: bba036231e4ed4a40c11f1bac12c91688ba86cb2 [file] [log] [blame]
 /* * 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: * Positional Function Types: T0 is U0 Function(V0 x0, ..., Vn xn, [Vn+1 xn+1, ..., Vm xm]) * * and T1 is U1 Function(S0 y0, ..., * Sp yp, [Sp+1 yp+1, ..., Sq yq]) * and p >= n * and m >= q * and Si[Z0/Y0, ..., Zk/Yk] <: Vi[Z0/X0, ..., Zk/Xk] for i in 0...q * 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 the case when p == n and m == q. * @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 mixin members * @author sgrekhov@unipro.ru */ /* * This test is generated from positional_function_types_A01.dart and * arguments_binding_x03.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 U0 extends U1 {} class U1 {} class V0 {} class V1 {} class V2 {} class V3 {} class S0 extends V0 {} class S1 extends V1 {} class S2 extends V2 {} class S3 extends V3 {} typedef T0 = U0 Function(V0 x0, V1 x1, [V2? x2, V3? x3]); typedef T1 = U1 Function(S0 y0, S1 y1, [S2? y2, S3? y3]); U0 t0Func(V0 x0, V1 x1, [V2? x2, V3? x3]) => new U0(); U1 t1Func(S0 y0, S1 y1, [S2? y2, S3? y3]) => new U1(); T0 t0Instance = t0Func; T1 t1Instance = t1Func; const t1Default = t1Func; class ArgumentsBindingMixin1_t03 { T1 m = t1Default; 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_t03 extends Object with ArgumentsBindingMixin1_t03 { test(dynamic t1, dynamic t2) { superTest(t1); superTestPositioned(t1); superTestPositioned(t2, t1); superTestNamed(t1); superTestNamed(t2, val2: t1); superSetter = t1; m = t1; superGetter; } } class ArgumentsBindingMixin2_t03 { void superTest(X val) {} void superTestNamed(X val, {required X val2}) {} void set superSetter(X val) {} } class ArgumentsBinding2_t03 extends Object with ArgumentsBindingMixin2_t03 { test(dynamic t1, dynamic t2) { superTest(t1); superTestNamed(t2, val2: t1); superSetter = t1; } } main() { ArgumentsBinding1_t03 c1 = new ArgumentsBinding1_t03(); 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 //# <-- NotGenericFunctionType ArgumentsBinding2_t03 c2 = new ArgumentsBinding2_t03(); c2.test(forgetType(t0Instance), t1Instance); c2.superTest(forgetType(t0Instance)); c2.superTestNamed(t1Instance, val2: forgetType(t0Instance)); c2.superSetter = forgetType(t0Instance); //# --> }