dart-sdk/tests/dart2js/40152a_test.dart
Joshua Litt f9f1ca6171 [dart2js] Create tests/dart2js for nnbd.
Change-Id: Ib8721cf976803d8d1b9d723b7e691e344c768b67
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149881
Reviewed-by: Sigmund Cherem <sigmund@google.com>
Commit-Queue: Joshua Litt <joshualitt@google.com>
2020-06-09 16:53:15 +00:00

29 lines
874 B
Dart

// Copyright (c) 2020, 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.
// Partial regression test for #40152.
import 'package:js/js.dart';
import 'package:expect/expect.dart';
@JS()
external dynamic eval(String s);
main() {
// Regular JS-interop Array.
var a1 = eval('["hello","world"]');
// Array with $ti set to something.
// TODO(40175): Update this test if the access is changed.
var a2 = eval(r'(function(){var x =["hi","bye"]; x.$ti=[666]; return x})()');
var b1 = List.of(a1.cast<String>());
Expect.listEquals(['hello', 'world'], a1);
Expect.listEquals(['hello', 'world'], b1);
var b2 = List.of(a2.cast<String>());
Expect.listEquals(['hi', 'bye'], a2);
Expect.listEquals(['hi', 'bye'], b2);
}