dart-sdk/tests/language/unsorted/namer2_test.dart
Robert Nystrom d4154ac6dc Migrate language_2/unsorted to NNBD.
Change-Id: Iad2963c7f9c184b089dc6d15aa4442f58d194bc2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/151983
Reviewed-by: Nicholas Shahan <nshahan@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2020-06-26 18:34:14 +00:00

24 lines
591 B
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.
import "package:expect/expect.dart";
// Test that user field names cannot clash with internal names of the
// dart2js compiler.
class A<T> {
var $isA;
var $eq;
var $builtinTypeInfo;
}
main() {
var c = [new A()];
Expect.isTrue(c[0] is A);
Expect.isTrue(c[0] == c[0]);
c = [new A<int>()];
c[0].$builtinTypeInfo = 42;
Expect.isTrue(c[0] is! A<String>);
}