floitsch@google.com
6c40cac7a9
Add more tests. Make dart2js send sinks. Review URL: https://codereview.chromium.org//12919011 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@20213 260f80e4-7a28-3924-810f-c04153c831b5
81 lines
2.2 KiB
Dart
81 lines
2.2 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Dart test program for testing that isolates can spawn other isolates and
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// that the nested isolates can communicate with the main once the spawner has
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// disappeared.
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library NestedSpawn2Test;
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import 'dart:isolate';
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import '../../pkg/unittest/lib/unittest.dart';
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void _call(IsolateSink sink, msg, void onreceive(m, replyTo)) {
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final box = new MessageBox();
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sink.add([msg, box.sink]);
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sink.close();
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box.stream.single.then((msg) {
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onreceive(msg[0], msg[1]);
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});
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}
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void _receive(IsolateStream stream, void onreceive(m, replyTo)) {
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stream.single.then((msg) {
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onreceive(msg[0], msg[1]);
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});
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}
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void isolateA() {
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_receive(stream, (msg, replyTo) {
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expect(msg, "launch nested!");
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IsolateSink sink = streamSpawnFunction(isolateB);
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sink.add(replyTo);
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sink.close();
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stream.close();
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});
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}
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String msg0 = "0 there?";
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String msg1 = "1 Yes.";
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String msg2 = "2 great. Think the other one is already dead?";
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String msg3 = "3 Give him some time.";
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String msg4 = "4 now?";
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String msg5 = "5 Now.";
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String msg6 = "6 Great. Bye";
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void isolateB() {
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stream.single.then((mainPort) {
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// Do a little ping-pong dance to give the intermediate isolate
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// time to die.
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_call(mainPort, msg0, ((msg, replyTo) {
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expect(msg[0], "1");
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_call(replyTo, msg2, ((msg, replyTo) {
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expect(msg[0], "3");
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_call(replyTo, msg4, ((msg, replyTo) {
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expect(msg[0], "5");
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replyTo.add(msg6);
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replyTo.close();
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}));
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}));
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}));
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});
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}
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main() {
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test("spawned isolate can spawn other isolates", () {
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IsolateSink sink = streamSpawnFunction(isolateA);
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_call(sink, "launch nested!", expectAsync2((msg, replyTo) {
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expect(msg[0], "0");
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_call(replyTo, msg1, expectAsync2((msg, replyTo) {
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expect(msg[0], "2");
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_call(replyTo, msg3, expectAsync2((msg, replyTo) {
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expect(msg[0], "4");
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_call(replyTo, msg5, expectAsync2((msg, replyTo) {
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expect(msg[0], "6");
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}));
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}));
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}));
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}));
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});
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}
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