dart-sdk/tests/lib/mirrors/globalized_closures_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

37 lines
1.1 KiB
Dart

// Copyright (c) 2014, 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.
// Dart2js crashed on this example. It globalized closures and created
// top-level classes for closures (here the globalized_closure). There was a
// name-clash with the global "main_closure" class which led to a crash.
library main;
import 'dart:mirrors';
import 'package:expect/expect.dart';
class main_closure {}
confuse(x) {
if (new DateTime.now().millisecondsSinceEpoch == 42) return confuse(() => 42);
return x;
}
main() {
new main_closure();
var globalized_closure = confuse(() => 499);
globalized_closure();
final ms = currentMirrorSystem();
var lib = ms.findLibrary(#main);
var collectedParents = [];
var classes = lib.declarations.values;
for (var c in classes) {
if (c is ClassMirror && c.superclass != null) {
collectedParents.add(MirrorSystem.getName(c.superclass!.simpleName));
}
}
Expect.listEquals(["Object"], collectedParents); // //# 00: ok
}