Files
sdk/tests/language/hash_map_null_key_foreach_test.dart
T
Bob Nystrom 14011f47e3 Resurrect deleted language tests.
They're back from the grave, and ready to party!

Change-Id: I088134a9be7ecabf1fbf751c015a656a15cabff9
Reviewed-on: https://dart-review.googlesource.com/12821
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2017-10-11 17:47:11 +00:00

20 lines
532 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";
// Regression test for using `null` as a key with `forEach`.
main() {
var x = new Map<int, int>();
x[1] = 2;
x[null] = 1;
int c = 0;
x.forEach((int i, int j) {
c++;
Expect.isTrue(i == null || i is int, 'int or null expected');
});
Expect.equals(2, c);
}