Lasse R.H. Nielsen
659978fcb3
A little extra clean-up in related files. Change-Id: I1d0d809d1ab4d756470e3a292e8e070ef31304af Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/402660 Commit-Queue: Lasse Nielsen <lrn@google.com> Reviewed-by: Bob Nystrom <rnystrom@google.com> Reviewed-by: Nate Bosch <nbosch@google.com>
47 lines
1.1 KiB
Dart
47 lines
1.1 KiB
Dart
// Copyright (c) 2013, 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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import 'dart:async';
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import 'package:expect/async_helper.dart';
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import 'package:expect/expect.dart';
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import 'catch_errors.dart';
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void main() {
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asyncStart();
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Completer done = Completer();
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var events = [];
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Stream stream = Stream.periodic(const Duration(milliseconds: 20), (x) => x);
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// Test that errors of periodic streams are caught.
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catchErrors(() {
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var subscription;
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subscription = stream.listen((x) {
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if (x == 5) {
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events.add("cancel");
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subscription.cancel();
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done.complete(true);
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return;
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}
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events.add(x);
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});
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}).listen(
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(x) {
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events.add("outer: $x");
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},
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onDone: () {
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Expect.fail("Unexpected callback");
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},
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);
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done.future.whenComplete(() {
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// Give handlers time to run.
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Timer.run(() {
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Expect.listEquals([0, 1, 2, 3, 4, "cancel"], events);
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asyncEnd();
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});
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});
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}
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