mirror of
https://github.com/dart-lang/sdk
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b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
38 lines
882 B
Dart
38 lines
882 B
Dart
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.9
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import 'dart:mirrors';
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import 'package:expect/expect.dart';
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class A {
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toString() => "A";
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}
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class B {
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int x = 99;
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toString() => "B";
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}
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void main() {
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var a = new A();
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var am = reflect(a);
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for (int i = 0; i < 10; i++) {
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// Adds a probe function on the symbol.
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am.getField(#toString);
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}
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var b = new B();
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var bm = reflect(b);
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for (int i = 0; i < 10; i++) {
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// Adds a field-cache on the mirror.
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bm.getField(#x);
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}
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// There is a cache now, but the cache should not contain 'toString' from
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// JavaScript's Object.prototype.
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var toString = bm.getField(#toString).reflectee;
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Expect.equals("B", toString());
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}
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