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b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
54 lines
1.3 KiB
Dart
54 lines
1.3 KiB
Dart
// Copyright (c) 2020, 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 = 2.9
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import 'dart:async';
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import 'dart:convert';
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import 'dart:io';
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import 'package:expect/expect.dart';
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Process process;
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bool lastKill = false;
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Future<void> sigint(int iterations) async {
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for (int i = 0; i < iterations; ++i) {
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if (i + 1 == iterations) {
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lastKill = true;
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}
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process.kill(ProcessSignal.sigint);
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// Yield to the event loop to allow for the signal to be sent.
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await Future.value(null);
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}
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}
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Future<void> main() async {
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process = await Process.start(
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Platform.resolvedExecutable,
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[
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Platform.script.resolve('regress_42092_script.dart').toString(),
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],
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);
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final startCompleter = Completer<void>();
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StreamSubscription sub;
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sub = process.stdout.transform(Utf8Decoder()).listen((event) {
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if (event.contains('Waiting...')) {
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startCompleter.complete();
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sub.cancel();
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}
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});
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// Wait for target script to setup its signal handling.
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await startCompleter.future;
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final exitCompleter = Completer<void>();
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process.exitCode.then((code) {
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Expect.isTrue(lastKill);
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exitCompleter.complete();
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});
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await sigint(3);
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await exitCompleter.future;
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}
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