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Side by Side Diff: tests/lib/async/stream_periodic6_test.dart

Issue 2656503004: Revert "Remove package:unittest from some tests" (Closed)
Patch Set: Created 3 years, 11 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 // Test merging streams. 5 // Test merging streams.
6 library dart.test.stream_from_iterable; 6 library dart.test.stream_from_iterable;
7 7
8 import "dart:async"; 8 import "dart:async";
9 import 'package:test/test.dart'; 9 import 'package:unittest/unittest.dart';
10 10
11 main() { 11 main() {
12 test("stream-periodic1", () { 12 test("stream-periodic1", () {
13 Stream stream = new Stream.periodic(const Duration(milliseconds: 1), 13 Stream stream = new Stream.periodic(const Duration(milliseconds: 1),
14 (i) { 14 (i) {
15 if (i == 3) throw 42; 15 if (i == 3) throw 42;
16 return i; 16 return i;
17 }); 17 });
18 int expected = 0; 18 int expected = 0;
19 var subscription; 19 var subscription;
20 subscription = stream.listen(expectAsync((data) { 20 subscription = stream.listen(expectAsync((data) {
21 expect(data, expected++); 21 expect(data, expected++);
22 if (expected == 5) subscription.cancel(); 22 if (expected == 5) subscription.cancel();
23 }, count: 4), 23 }, count: 4),
24 onError: expectAsync((e, s) { 24 onError: expectAsync((e, s) {
25 expect(e, 42); 25 expect(e, 42);
26 expected++; 26 expected++;
27 })); 27 }));
28 }); 28 });
29 } 29 }
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