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sdk/tests/compiler/dartdevc_native/nnbd_basic_assignment.dart
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Nicholas Shahan 9b26e2dbff [tests] Add language version comment ddc tests
Change-Id: I95910c308728a395e99521e7d9da1c9aa9fa454c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/140010
Reviewed-by: Johnni Winther <johnniwinther@google.com>
Commit-Queue: Nicholas Shahan <nshahan@google.com>
2020-03-20 22:59:06 +00:00

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452 B
Dart

// Copyright (c) 2019, 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.
// Requirements=nnbd
import 'package:expect/expect.dart';
void main() {
int x = 42;
int? y;
Expect.equals(null, y);
Expect.throws(() {
x = y!;
});
Expect.equals(42, x);
y = 17;
x = y!;
Expect.equals(17, x);
}