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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} subsetof {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 B0i[Z0/X0, ..., Zk/Xk] !== B1i[Z0/Y0, ..., Zk/Yk] * for any i in 0...k, then T0 is not a subtype of T1. Test generic types * @author sgrekhov@unipro.ru */ /** * @description Check that if type T0 not a subtype of a type T1, then it cannot * be used as an argument of type T1 * @author sgrekhov@unipro.ru */ /* * This test is generated from named_function_types_fail_A52.dart and * arguments_binding_fail_x01.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'; import '../../../../Utils/expect.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 {} class S0 extends V0 {} class S1 extends V1 {} class S2 extends V2 {} class S3 extends V3 {} class X0 extends B0 {} class X1 extends B1 {} class Y0 extends B0 {} class Y1 extends B1 {} typedef T0 = U, int> Function( V0 x0, V1 x1, {V2? x2, V3? x3, V4? x4}); typedef T1 = U Function( //Y extends B0, not B1 S0, int> y0, S1, int> y1, {S2, int>? x2, S3, int>? x3}); U, int> t0Func( V0 x0, V1 x1, {V2? x2, V3? x3, V4? x4}) => new U, int>(); U t1Func( S0, int> y0, S1, int> y1, {S2, int>? x2, S3, int>? x3}) => new U(); T0 t0Instance = t0Func; T1 t1Instance = t1Func; const t1Default = t1Func; namedArgumentsFunc1(T1 t1, {T1 t2 = t1Default}) {} positionalArgumentsFunc1(T1 t1, [T1 t2 = t1Default]) {} namedArgumentsFunc2(X t1, {required X t2}) {} class ArgumentsBindingClass { ArgumentsBindingClass(T1 t1) {} ArgumentsBindingClass.named(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.named(t1, t2: 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 ArgumentsBindingClassGen { ArgumentsBindingClassGen(X t1) {} ArgumentsBindingClassGen.named(X t1, {required X t2}) {} factory ArgumentsBindingClassGen.fNamed(X t1, {required X t2}) { return new ArgumentsBindingClassGen.named(t1, t2: t2); } namedArgumentsMethod(X t1, {required X t2}) {} set testSetter(X val) {} } class ArgumentsBindingClassSuper { ArgumentsBindingClassSuper(T1 t1) {} } class ArgumentsBindingDesc extends ArgumentsBindingClassSuper { ArgumentsBindingDesc(T0 t0) : super (forgetType(t0)) {} } main() { // Test functions Expect.throws(() { namedArgumentsFunc1(forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { namedArgumentsFunc1(t1Instance, t2: forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { positionalArgumentsFunc1(forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { positionalArgumentsFunc1(t1Instance, forgetType(t0Instance)); }, (e) => e is TypeError); // Test constructors Expect.throws(() { new ArgumentsBindingClass(forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass.named(forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass.named(t1Instance, t2: forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass.fNamed(forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass.fNamed(t1Instance, t2: forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass.fPositional(forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass.fPositional(t1Instance, forgetType(t0Instance)); }, (e) => e is TypeError); // Test instance methods and setters Expect.throws(() { new ArgumentsBindingClass(t1Instance).namedArgumentsMethod( forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass(t1Instance).namedArgumentsMethod(t1Instance, t2: forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass(t1Instance).positionalArgumentsMethod( forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass(t1Instance).positionalArgumentsMethod(t1Instance, forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { new ArgumentsBindingClass(t1Instance).testSetter = forgetType(t0Instance); }, (e) => e is TypeError); // Test static methods Expect.throws(() { ArgumentsBindingClass.namedArgumentsStaticMethod(forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { ArgumentsBindingClass.namedArgumentsStaticMethod(t1Instance, t2: forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { ArgumentsBindingClass.positionalArgumentsStaticMethod( forgetType(t0Instance)); }, (e) => e is TypeError); Expect.throws(() { ArgumentsBindingClass.positionalArgumentsStaticMethod(t1Instance, forgetType(t0Instance)); }, (e) => e is TypeError); // Test type parameters // Test superclass constructor call Expect.throws(() { new ArgumentsBindingDesc(t0Instance); }, (e) => e is TypeError); }