dart-sdk/tests/dartdevc_2/hot_restart_lazy_test.dart
Leaf Petersen b101a7d002 Add language versions to _2 test libraries
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>
2021-04-26 17:58:57 +00:00

40 lines
923 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.
// @dart = 2.9
// Tests that lazily-loaded fields are properly reset after hot restarts.
import 'package:expect/expect.dart';
import 'dart:_runtime' as dart;
double lazy = 3.14;
class Lazies {
static String s = "default";
}
main() {
Expect.equals(Lazies.s, "default");
Lazies.s = "set";
Expect.equals(Lazies.s, "set");
Expect.equals(lazy, 3.14);
lazy = 2.72;
Expect.equals(lazy, 2.72);
dart.hotRestart();
Expect.equals(Lazies.s, "default");
Lazies.s = "set";
Expect.equals(Lazies.s, "set");
Expect.equals(lazy, 3.14);
lazy = 2.72;
Expect.equals(lazy, 2.72);
dart.hotRestart();
dart.hotRestart();
Expect.equals(Lazies.s, "default");
Expect.equals(lazy, 3.14);
}