blob: 9a266bee8a141046dde30a5662224abd782daf19 [file] [log] [blame]
// 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 "package:expect/expect.dart";
import "package:async_helper/async_helper.dart";
import 'dart:async';
main() {
asyncStart(2);
() async {
var it = new StreamIterator(new Stream.fromIterable([]));
Expect.isFalse(await it.moveNext());
late Future nullFuture;
late Future falseFuture;
runZoned(() {
nullFuture = (new StreamController()..stream.listen(null).cancel()).done;
falseFuture = it.moveNext();
}, zoneSpecification: new ZoneSpecification(scheduleMicrotask:
(Zone self, ZoneDelegate parent, Zone zone, void f()) {
Expect.fail("Should not be called");
}));
nullFuture.then((value) {
Expect.isNull(value);
asyncEnd();
});
falseFuture.then((value) {
Expect.isFalse(value);
asyncEnd();
});
}();
}