| // 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<X0 extends B00, ..., Xk extends B0k> |
| /// (T0 x0, ..., Tn xn, {Tn+1 xn+1, ..., Tm xm}) |
| /// |
| /// and T1 is U1 Function<Y0 extends B10, ..., Yk extends B1k>(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 with Null type |
| /// @author sgrekhov@unipro.ru |
| /// |
| /// @description Check that if type T0 is a subtype of a type T1, then instance |
| /// of T0 can be used as an argument of type T1 |
| /// @author sgrekhov@unipro.ru |
| /// |
| /// This test is generated from named_function_types_A04.dart and |
| /// arguments_binding_x01.dart. |
| /// Don't modify it. If you want to change this test, change one of the files |
| /// above and then run generator.dart to regenerate the tests. |
| |
| |
| import '../../utils/common.dart'; |
| |
| class A {} |
| |
| class C extends A {} |
| |
| class U0<X, Y, Z> extends U1<X, Y, Z> {} |
| |
| class U1<X, Y, Z> {} |
| |
| class B0<X, Y, Z> {} |
| |
| class B1<X, Y, Z> {} |
| |
| class V0<X, Y, Z> {} |
| |
| class V1<X, Y, Z> {} |
| |
| class V2<X, Y, Z> {} |
| |
| class V3<X, Y, Z> {} |
| |
| class V4<X, Y, Z> {} |
| |
| class S0<X, Y, Z> extends V0<X, Y, Z> {} |
| |
| class S1<X, Y, Z> extends V1<X, Y, Z> {} |
| |
| class S2<X, Y, Z> extends V2<X, Y, Z> {} |
| |
| class S3<X, Y, Z> extends V3<X, Y, Z> {} |
| |
| class X0<X, Y, Z> extends B0<X, Y, Z> {} |
| |
| class X1<X, Y, Z> extends B1<X, Y, Z> {} |
| |
| class Y0<X, Y, Z> extends B0<X, Y, Z> {} |
| |
| class Y1<X, Y, Z> extends B1<X, Y, Z> {} |
| |
| typedef T0 = U0<Null, Null, Null> Function<X extends B0, Y extends B1>( |
| V0<A?, List?, num?> x0, V1<A?, List?, num?> x1, |
| {V2<A?, List?, num?>? x2, V3<A?, List?, num?>? x3, V4<A?, List?, num?>? x4}); |
| typedef T1 = U1<A?, List?, num?> Function<X extends B0, Y extends B1>( |
| S0<Null, Null, Null> y0, S1<Null, Null, Null> y1, |
| {S2<Null, Null, Null>? x2, S3<Null, Null, Null>? x3}); |
| |
| U0<Null, Null, Null> t0Func<X extends B0, Y extends B1>( |
| V0<A?, List?, num?> x0, V1<A?, List?, num?> x1, |
| {V2<A?, List?, num?>? x2, V3<A?, List?, num?>? x3, V4<A?, List?, num?>? x4}) => |
| new U0<Null, Null, Null>(); |
| U1<A?, List?, num?> t1Func<X extends B0, Y extends B1>( |
| S0<Null, Null, Null> y0, S1<Null, Null, Null> y1, |
| {S2<Null, Null, Null>? x2, S3<Null, Null, Null>? x3}) => |
| new U1<A?, List?, num?>(); |
| |
| T0 t0Instance = t0Func; |
| T1 t1Instance = t1Func; |
| |
| const t1Default = t1Func; |
| |
| |
| |
| namedArgumentsFunc1(T1 t1, {T1 t2 = t1Default}) {} |
| positionalArgumentsFunc1(T1 t1, [T1 t2 = t1Default]) {} |
| |
| namedArgumentsFunc2<X>(X t1, {required X t2}) {} |
| |
| class ArgumentsBindingClass { |
| ArgumentsBindingClass(T1 t1) {} |
| |
| ArgumentsBindingClass.named(T1 t1, {T1 t2 = t1Default}) {} |
| ArgumentsBindingClass.positional(T1 t1, [T1 t2 = t1Default]) {} |
| |
| factory ArgumentsBindingClass.fNamed(T1 t1, {T1 t2 = t1Default}) { |
| return new ArgumentsBindingClass.named(t1, t2: t2); |
| } |
| factory ArgumentsBindingClass.fPositional(T1 t1, [T1 t2 = t1Default]) { |
| return new ArgumentsBindingClass.positional(t1, t2); |
| } |
| |
| static namedArgumentsStaticMethod(T1 t1, {T1 t2 = t1Default}) {} |
| static positionalArgumentsStaticMethod(T1 t1, [T1 t2 = t1Default]) {} |
| |
| namedArgumentsMethod(T1 t1, {T1 t2 = t1Default}) {} |
| positionalArgumentsMethod(T1 t1, [T1 t2 = t1Default]) {} |
| |
| set testSetter(T1 val) {} |
| } |
| |
| class ArgumentsBindingGen<X> { |
| ArgumentsBindingGen(X t1) {} |
| |
| ArgumentsBindingGen.named(X t1, {required X t2}) {} |
| |
| factory ArgumentsBindingGen.fNamed(X t1, {required X t2}) { |
| return new ArgumentsBindingGen.named(t1, t2: t2); |
| } |
| |
| namedArgumentsMethod(X t1, {required X t2}) {} |
| |
| set testSetter(X val) {} |
| } |
| |
| main() { |
| // test functions |
| namedArgumentsFunc1(forgetType(t0Instance), t2: forgetType(t0Instance)); |
| positionalArgumentsFunc1(forgetType(t0Instance), forgetType(t0Instance)); |
| |
| // test class constructors |
| ArgumentsBindingClass instance1 = |
| new ArgumentsBindingClass(forgetType(t0Instance)); |
| instance1 = new ArgumentsBindingClass.fNamed(forgetType(t0Instance), |
| t2: forgetType(t0Instance)); |
| instance1 = new ArgumentsBindingClass.named(forgetType(t0Instance), |
| t2: forgetType(t0Instance)); |
| instance1 = new ArgumentsBindingClass.positional(forgetType(t0Instance), |
| forgetType(t0Instance)); |
| |
| // tests methods and setters |
| instance1.namedArgumentsMethod(forgetType(t0Instance), |
| t2: forgetType(t0Instance)); |
| instance1.positionalArgumentsMethod(forgetType(t0Instance), |
| forgetType(t0Instance)); |
| instance1.testSetter = forgetType(t0Instance); |
| |
| // test static methods |
| ArgumentsBindingClass.namedArgumentsStaticMethod(forgetType(t0Instance), |
| t2: forgetType(t0Instance)); |
| ArgumentsBindingClass.positionalArgumentsStaticMethod( |
| forgetType(t0Instance), forgetType(t0Instance)); |
| |
| // Test type parameters |
| |
| } |
| |