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https://github.com/dart-lang/sdk
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a980fb1849
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>
92 lines
2.5 KiB
Dart
92 lines
2.5 KiB
Dart
// Copyright (c) 2017, 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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library error_exit_at_spawning_shared;
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import "dart:isolate";
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import "package:async_helper/async_helper.dart";
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import "package:expect/expect.dart";
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// Used by
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// isolate/error_exit_at_spawn_test.dart
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// isolate/error_exit_at_spawnuri_test.dart
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isomain(replyPort) {
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final RawReceivePort port = new RawReceivePort();
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port.handler = (v) {
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switch (v) {
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case 0:
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replyPort.send(42);
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break;
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case 1:
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throw new ArgumentError("whoops");
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case 2:
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throw new RangeError.value(37);
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case 3:
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port.close();
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}
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};
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replyPort.send(port.sendPort);
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}
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testIsolate(
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void spawnIsolate(SendPort reply, SendPort errorPort, SendPort exitPort)) {
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asyncStart();
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// Setup the port for communication with the newly spawned isolate.
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RawReceivePort reply = new RawReceivePort(null);
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late SendPort sendPort;
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int state = 0;
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reply.handler = (port) {
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sendPort = port;
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port.send(state);
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reply.handler = (v) {
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Expect.equals(0, state);
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Expect.equals(42, v);
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state++;
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sendPort.send(state);
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};
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};
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// Capture errors from other isolate as raw messages.
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RawReceivePort errorPort = new RawReceivePort();
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errorPort.handler = (List errorStackTuple) {
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String error = errorStackTuple[0];
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switch (state) {
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case 1:
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Expect.equals(new ArgumentError("whoops").toString(), "$error");
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state++;
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sendPort.send(state);
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break;
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case 2:
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Expect.equals(new RangeError.value(37).toString(), "$error");
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state++;
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sendPort.send(state);
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reply.close();
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errorPort.close();
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break;
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default:
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throw "Bad state for error: $state: $error";
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}
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};
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// Get exit notifications from other isolate as raw messages.
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RawReceivePort exitPort = new RawReceivePort();
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exitPort.handler = (message) {
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// onExit ports registered at spawn cannot have a particular message
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// associated.
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Expect.equals(null, message);
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// Only exit after sending the termination message.
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Expect.equals(3, state);
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exitPort.close();
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asyncEnd();
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};
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spawnIsolate(reply.sendPort, errorPort.sendPort, exitPort.sendPort);
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}
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// Used by
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// isolate/error_exit_at_spawnuri_test.dart
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main(args, replyPort) => isomain(replyPort);
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