dart-sdk/tests/lib_2/isolate/nested_spawn_test.dart
Martin Kustermann 96d40d1caa [vm/concurrency] Remove --(no-)enable-isolate-groups flag usage in tests
This is a preparation CL to remove the --enable-isolate-groups flag in
the VM.

The following tests were only running in --no-enable-isolate-groups and
are therefore obsolete now:

  - runtime/tests/vm/dart/regress_47468_test.dart
  - runtime/tests/vm/dart_2/regress_47468_test.dart
  - tests/lib/isolate/illegal_msg_function_test.dart
  - tests/lib_2/isolate/illegal_msg_function_test.dart

TEST=Changes tests only.

Change-Id: I6257cb667eebca66a649614d3010139dd2cdd3ab
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/219100
Reviewed-by: Alexander Aprelev <aam@google.com>
Commit-Queue: Martin Kustermann <kustermann@google.com>
2021-11-04 18:57:21 +00:00

37 lines
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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.
// @dart = 2.9
// Dart test program for testing that isolates can spawn other isolates.
library NestedSpawnTest;
import 'dart:isolate';
import 'package:async_helper/async_helper.dart';
import 'package:expect/expect.dart';
void isolateA(message) {
message.add("isolateA");
Isolate.spawn(isolateB, message);
}
void isolateB(message) {
message.add("isolateB");
message[0].send(message);
}
void main([args, port]) {
// spawned isolates can spawn nested isolates
ReceivePort port = new ReceivePort();
Isolate.spawn(isolateA, [port.sendPort, "main"]);
asyncStart();
port.first.then((message) {
Expect.equals("main", message[1]);
Expect.equals("isolateA", message[2]);
Expect.equals("isolateB", message[3]);
asyncEnd();
});
}