blob: 78abacf35ff5a600ef4c5d0c77a436c60e50361f [file] [log] [blame]
// Copyright (c) 2011, 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.
/// @assertion Stream.fromFuture(Future<T> future)
/// When the future completes, the stream will fire one event, either data or
/// error, and then close with a done-event.
/// @description Checks that if the future completes with error, the stream will
/// fire one error event, and then close with a done-event.
/// @author kaigorodov
import "dart:async";
import "../../../Utils/expect.dart";
main() {
Error error = new Error();
// using immediate sync future
void throwError() {throw error;}[], [error], new Stream.fromFuture(new Future.sync(throwError)));
// using immediate future[], [error], new Stream.fromFuture(new Future(throwError)));
// using completable future
Completer completer = new Completer();[], [123], new Stream.fromFuture(completer.future));
completer.completeError(123);[], [3.14], new Stream.fromFuture(new Future.error(3.14)));