| // Copyright (c) 2013, 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. |
| |
| library test.type_arguments_test; |
| |
| import 'dart:mirrors'; |
| |
| import 'package:expect/expect.dart'; |
| |
| class A<T> {} |
| class Z<T> {} |
| class B extends A {} // Same as class B extends A<dynamic>. |
| class C extends A |
| <num, int> // TODO(zarah): Should be "01: static warning". |
| {} // Same as class C extends A<dynamic>. |
| class D extends A<int> {} |
| class E<S> extends A<S> {} |
| class F<R> extends A<int> {} |
| class G {} |
| class H<A,B,C> {} |
| class I extends G {} |
| |
| typeParameters(mirror, parameterNames) { |
| Expect.listEquals(parameterNames, |
| mirror.typeVariables.map((v) => v.simpleName).toList()); |
| } |
| |
| typeArguments(mirror, argumentMirrors) { |
| Expect.listEquals(argumentMirrors, mirror.typeArguments); |
| } |
| |
| main() { |
| // Declarations. |
| typeParameters(reflectClass(A), [#T]); |
| typeParameters(reflectClass(G), []); |
| typeParameters(reflectClass(B), []); |
| typeParameters(reflectClass(C), []); |
| typeParameters(reflectClass(D), []); |
| typeParameters(reflectClass(E), [#S]); |
| typeParameters(reflectClass(F), [#R]); |
| typeParameters(reflectClass(G), []); |
| typeParameters(reflectClass(H), [#A, #B, #C]); |
| typeParameters(reflectClass(I), []); |
| |
| typeArguments(reflectClass(A), []); |
| typeArguments(reflectClass(B), []); |
| typeArguments(reflectClass(C), []); |
| typeArguments(reflectClass(D), []); |
| typeArguments(reflectClass(E), []); |
| typeArguments(reflectClass(F), []); |
| typeArguments(reflectClass(G), []); |
| typeArguments(reflectClass(H), []); |
| typeArguments(reflectClass(I), []); |
| |
| Expect.isTrue(reflectClass(A).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(B).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(C).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(D).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(E).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(F).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(G).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(H).isOriginalDeclaration); |
| Expect.isTrue(reflectClass(I).isOriginalDeclaration); |
| |
| Expect.equals(reflectClass(A), reflectClass(A).originalDeclaration); |
| Expect.equals(reflectClass(B), reflectClass(B).originalDeclaration); |
| Expect.equals(reflectClass(C), reflectClass(C).originalDeclaration); |
| Expect.equals(reflectClass(D), reflectClass(D).originalDeclaration); |
| Expect.equals(reflectClass(E), reflectClass(E).originalDeclaration); |
| Expect.equals(reflectClass(F), reflectClass(F).originalDeclaration); |
| Expect.equals(reflectClass(G), reflectClass(G).originalDeclaration); |
| Expect.equals(reflectClass(H), reflectClass(H).originalDeclaration); |
| Expect.equals(reflectClass(I), reflectClass(I).originalDeclaration); |
| |
| // Instantiations. |
| typeParameters(reflect(new A<num>()).type, [#T]); |
| typeParameters(reflect(new B<num>()).type, []); |
| typeParameters(reflect(new C()).type, []); |
| typeParameters(reflect(new D()).type, []); |
| typeParameters(reflect(new E()).type, [#S]); |
| typeParameters(reflect(new F<num>()).type, [#R]); |
| typeParameters(reflect(new G()).type, []); |
| typeParameters(reflect(new H()).type, [#A, #B, #C]); |
| typeParameters(reflect(new I()).type, []); |
| |
| var numMirror = reflectClass(num); |
| var dynamicMirror = currentMirrorSystem().dynamicType; |
| typeArguments(reflect(new A<num>()).type, [numMirror]); |
| typeArguments(reflect(new A<dynamic>()).type, [dynamicMirror]); /// 01: ok |
| typeArguments(reflect(new A()).type, [dynamicMirror]); /// 01: ok |
| typeArguments(reflect(new B()).type, []); |
| typeArguments(reflect(new C()).type, []); |
| typeArguments(reflect(new D()).type, []); |
| typeArguments(reflect(new E<num>()).type, [numMirror]); |
| typeArguments(reflect(new E<dynamic>()).type, [dynamicMirror]); /// 01: ok |
| typeArguments(reflect(new E()).type, [dynamicMirror]); /// 01: ok |
| typeArguments(reflect(new F<num>()).type, [numMirror]); |
| typeArguments(reflect(new F<dynamic>()).type, [dynamicMirror]); /// 01: ok |
| typeArguments(reflect(new F()).type, [dynamicMirror]); /// 01: ok |
| typeArguments(reflect(new G()).type, []); |
| typeArguments(reflect(new H<dynamic, num, dynamic>()).type, /// 01: ok |
| [dynamicMirror, numMirror, dynamicMirror]); /// 01: ok |
| typeArguments(reflect(new I()).type, []); |
| |
| Expect.isFalse(reflect(new A<num>()).type.isOriginalDeclaration); |
| Expect.isTrue(reflect(new B()).type.isOriginalDeclaration); |
| Expect.isTrue(reflect(new C()).type.isOriginalDeclaration); |
| Expect.isTrue(reflect(new D()).type.isOriginalDeclaration); |
| Expect.isFalse(reflect(new E<num>()).type.isOriginalDeclaration); |
| Expect.isFalse(reflect(new F<num>()).type.isOriginalDeclaration); |
| Expect.isTrue(reflect(new G()).type.isOriginalDeclaration); |
| Expect.isFalse(reflect(new H()).type.isOriginalDeclaration); /// 01: ok |
| Expect.isTrue(reflect(new I()).type.isOriginalDeclaration); |
| |
| Expect.equals(reflectClass(A), |
| reflect(new A<num>()).type.originalDeclaration); |
| Expect.equals(reflectClass(B), |
| reflect(new B()).type.originalDeclaration); |
| Expect.equals(reflectClass(C), |
| reflect(new C()).type.originalDeclaration); |
| Expect.equals(reflectClass(D), |
| reflect(new D()).type.originalDeclaration); |
| Expect.equals(reflectClass(E), |
| reflect(new E<num>()).type.originalDeclaration); |
| Expect.equals(reflectClass(F), |
| reflect(new F<num>()).type.originalDeclaration); |
| Expect.equals(reflectClass(G), |
| reflect(new G()).type.originalDeclaration); |
| Expect.equals(reflectClass(H), |
| reflect(new H()).type.originalDeclaration); |
| Expect.equals(reflectClass(I), |
| reflect(new I()).type.originalDeclaration); |
| |
| Expect.notEquals(reflect(new A<num>()).type, |
| reflect(new A<num>()).type.originalDeclaration); |
| Expect.equals(reflect(new B()).type, |
| reflect(new B()).type.originalDeclaration); |
| Expect.equals(reflect(new C()).type, |
| reflect(new C()).type.originalDeclaration); |
| Expect.equals(reflect(new D()).type, |
| reflect(new D()).type.originalDeclaration); |
| Expect.notEquals(reflect(new E<num>()).type, |
| reflect(new E<num>()).type.originalDeclaration); |
| Expect.notEquals(reflect(new F<num>()).type, |
| reflect(new F<num>()).type.originalDeclaration); |
| Expect.equals(reflect(new G()).type, |
| reflect(new G()).type.originalDeclaration); |
| Expect.notEquals(reflect(new H()).type, /// 01: ok |
| reflect(new H()).type.originalDeclaration); /// 01: ok |
| Expect.equals(reflect(new I()).type, |
| reflect(new I()).type.originalDeclaration); |
| |
| // Library members are all uninstantaited generics or non-generics. |
| currentMirrorSystem().libraries.values.forEach((libraryMirror) { |
| libraryMirror.classes.values.forEach((classMirror) { |
| // Generic typedefs are considered in a separate test. |
| if (classMirror is! TypedefMirror) { |
| Expect.isTrue(classMirror.isOriginalDeclaration); |
| Expect.equals(classMirror, classMirror.originalDeclaration); |
| } |
| }); |
| }); |
| |
| Expect.equals(reflectClass(A).typeVariables[0].owner, reflectClass(A)); |
| Expect.equals(reflectClass(Z).typeVariables[0].owner, reflectClass(Z)); |
| Expect.notEquals(reflectClass(A).typeVariables[0], |
| reflectClass(Z).typeVariables[0]); |
| Expect.equals(reflectClass(A).typeVariables[0], |
| reflectClass(A).typeVariables[0]); |
| } |