Files
sdk/tests/lib_2/isolate/count_test.dart
T
Ben Konyi d1c8aae6d8 [ VM ] Update lib_2/isolate tests to no longer use package:unittest
Fixes https://github.com/dart-lang/sdk/issues/40799

Change-Id: Ia65221c2a14b9d8e923e394ebc1c35ea5dad4c6f
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/139953
Commit-Queue: Ben Konyi <bkonyi@google.com>
Reviewed-by: Siva Annamalai <asiva@google.com>
2020-03-19 00:57:26 +00:00

64 lines
1.5 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 CountTest;
import 'dart:isolate';
import 'package:async_helper/async_helper.dart';
import 'package:expect/expect.dart';
void countMessages(replyTo) {
int count = 0;
var port = new ReceivePort();
replyTo.send(["init", port.sendPort]);
port.listen((_message) {
int message = _message;
if (message == -1) {
Expect.equals(count, 10);
replyTo.send(["done"]);
port.close();
return;
}
count++;
Expect.equals(message, count);
replyTo.send(["count", message * 2]);
});
}
void main([args, port]) {
//testRemote(main, port);
ReceivePort local = new ReceivePort();
Isolate.spawn(countMessages, local.sendPort);
SendPort remote;
int count = 0;
asyncStart();
local.listen((msg) {
switch (msg[0]) {
case "init":
Expect.equals(remote, null);
remote = msg[1];
remote.send(++count);
break;
case "count":
Expect.equals(msg[1], count * 2);
if (count == 10) {
remote.send(-1);
} else {
remote.send(++count);
}
break;
case "done":
Expect.equals(count, 10);
local.close();
asyncEnd();
break;
default:
Expect.fail("unreachable: ${msg[0]}");
}
});
}