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sdk/tests/lib/async/catch_errors25_test.dart
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Robert Nystrom d3904f5a54 Reformat tests/lib/async/** using 3.8 style.
Change-Id: I6ccbe1494165c2bda142ece13584c4738e3b43e6
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/425347
Commit-Queue: Lasse Nielsen <lrn@google.com>
Reviewed-by: Lasse Nielsen <lrn@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2025-05-02 04:08:54 -07:00

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1.0 KiB
Dart

// Copyright (c) 2013, 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.
import 'dart:async';
import 'package:expect/async_helper.dart';
import 'package:expect/expect.dart';
import 'catch_errors.dart';
main() {
asyncStart();
Completer done = new Completer();
var events = [];
StreamController controller;
// Test multiple subscribers of an asBroadcastStream inside the same
// `catchErrors`.
catchErrors(() {
var stream = new Stream.fromIterable([1, 2]).asBroadcastStream();
stream.listen(events.add);
stream.listen(events.add);
done.complete(stream.listen(null).asFuture());
}).listen(
(x) {
events.add("outer: $x");
},
onDone: () {
Expect.fail("Unexpected callback");
},
);
done.future.whenComplete(() {
// Give handlers time to run.
Timer.run(() {
Expect.listEquals([1, 1, 2, 2], events);
asyncEnd();
});
});
}