| // 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 We say that a type T0 is a subtype of a type T1 (written T0 <: T1) |
| /// when: |
| /// Left Null: if T0 is Null then: |
| /// - if T1 is a type variable (promoted or not) the query is false |
| /// - If T1 is FutureOr<S> for some S, then the query is true iff Null <: S. |
| /// - If T1 is Null, S? or S* for some S, then the query is true. |
| /// - Otherwise, the query is false |
| /// @description Check that if type T0 is Null and If T1 is S? then T0 is |
| /// subtype of T1 |
| /// @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 |
| /// @author sgrekhov@unipro.ru |
| /// |
| /// This test is generated from left_null_A05.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 S { |
| const S(); |
| } |
| |
| Null t0Instance = null; |
| S? t1Instance = new S(); |
| |
| const t1Default = const S(); |
| |
| |
| |
| namedArgumentsFunc1(S? t1, {S? t2 = t1Default}) {} |
| positionalArgumentsFunc1(S? t1, [S? t2 = t1Default]) {} |
| |
| namedArgumentsFunc2<X>(X t1, {required X t2}) {} |
| |
| class ArgumentsBindingClass { |
| ArgumentsBindingClass(S? t1) {} |
| |
| ArgumentsBindingClass.named(S? t1, {S? t2 = t1Default}) {} |
| ArgumentsBindingClass.positional(S? t1, [S? t2 = t1Default]) {} |
| |
| factory ArgumentsBindingClass.fNamed(S? t1, {S? t2 = t1Default}) { |
| return new ArgumentsBindingClass.named(t1, t2: t2); |
| } |
| factory ArgumentsBindingClass.fPositional(S? t1, [S? t2 = t1Default]) { |
| return new ArgumentsBindingClass.positional(t1, t2); |
| } |
| |
| static namedArgumentsStaticMethod(S? t1, {S? t2 = t1Default}) {} |
| static positionalArgumentsStaticMethod(S? t1, [S? t2 = t1Default]) {} |
| |
| namedArgumentsMethod(S? t1, {S? t2 = t1Default}) {} |
| positionalArgumentsMethod(S? t1, [S? t2 = t1Default]) {} |
| |
| set testSetter(S? 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 |
| |
| //# <-- NotGenericFunctionType |
| // test generic functions |
| namedArgumentsFunc2<S?>(forgetType(t0Instance), t2: forgetType(t0Instance)); |
| |
| // test generic class constructors |
| ArgumentsBindingGen<S?> instance2 = |
| new ArgumentsBindingGen<S?>(forgetType(t0Instance)); |
| instance2 = new ArgumentsBindingGen<S?>.fNamed(forgetType(t0Instance), |
| t2: forgetType(t0Instance)); |
| instance2 = new ArgumentsBindingGen<S?>.named(forgetType(t0Instance), |
| t2: forgetType(t0Instance)); |
| |
| // test generic class methods and setters |
| instance2.namedArgumentsMethod(forgetType(t0Instance), |
| t2: forgetType(t0Instance)); |
| instance2.testSetter = forgetType(t0Instance); |
| //# --> |
| } |