dart-sdk/tests/lib/isolate/issue_21398_child_isolate.dart
asiva a980fb1849 [Tests/NNBD] - Migrate initial set of isolate tests for NNBD.
Fix all warnings/errors when running with --enable-experiment=non-nullable flag

Change-Id: I7673aa34466273d623f7a429d96b0ccd6b612dae
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/139980
Commit-Queue: Siva Annamalai <asiva@google.com>
Reviewed-by: Ben Konyi <bkonyi@google.com>
2020-03-19 20:07:58 +00:00

21 lines
575 B
Dart

// Copyright (c) 2015, 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 'dart:isolate';
import "package:expect/expect.dart";
class FromChildIsolate {
String toString() => 'from child isolate';
}
main(List<String> args, message) {
var sendPort = message;
try {
sendPort.send(new FromChildIsolate());
} catch (error) {
Expect.isTrue(error is ArgumentError);
sendPort.send("Invalid Argument(s).");
}
}