Files
sdk/tests/lib/isolate/illegal_msg_function_test.dart
T
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

45 lines
1.0 KiB
Dart

// Copyright (c) 2012, 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.
// VMOptions=--enable-isolate-groups
// VMOptions=--no-enable-isolate-groups
library illegal_msg_function_test;
import "dart:isolate";
import "package:expect/expect.dart";
import "package:async_helper/async_helper.dart";
echo(sendPort) {
var port = new ReceivePort();
sendPort.send(port.sendPort);
port.listen((msg) {
sendPort.send("echoing ${msg(1)}}");
});
}
void main() {
asyncStart();
final port = new ReceivePort();
// Ignore returned Future.
Isolate.spawn(echo, port.sendPort);
port.first.then((_snd) {
SendPort snd = _snd;
int function(x) => x + 2;
try {
snd.send(function);
} catch (e) {
// Expected behavior.
port.close();
asyncEnd();
return;
}
Expect.fail("Should not be reached. Message sending didn't throw.");
});
}