dart-sdk/tests/lib/mirrors/generics_double_substitution_test.dart
Ryan Macnak 081e2acf29 [test] Update copied mirrors tests for Dart 3.
Bug: https://github.com/dart-lang/sdk/issues/40045
Change-Id: Ic0f62843d61b613e61f434b72b9553dd1e6897af
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/132441
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>
2020-01-23 18:09:37 +00:00

36 lines
1.1 KiB
Dart

// 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.generics_double_substitution;
import 'dart:mirrors';
import 'package:expect/expect.dart';
class A<R> {}
class B<S> {}
class C<T> extends B<A<T>> {
late A<T> field;
A<T> returnType() => new A<T>();
parameterType(A<T> param) {}
}
main() {
ClassMirror cOfString = reflect(new C<String>()).type;
ClassMirror aOfString = reflect(new A<String>()).type;
VariableMirror field = cOfString.declarations[#field] as VariableMirror;
Expect.equals(aOfString, field.type);
MethodMirror returnType = cOfString.declarations[#returnType] as MethodMirror;
Expect.equals(aOfString, returnType.returnType);
MethodMirror parameterType = cOfString.declarations[#parameterType] as MethodMirror;
Expect.equals(aOfString, parameterType.parameters.single.type);
ClassMirror typeArgOfSuperclass = cOfString.superclass!.typeArguments.single as ClassMirror;
Expect.equals(aOfString, typeArgOfSuperclass); //# 01: ok
}