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// 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<T> take(int count)
/// Provides at most the first n values of this stream.
/// Forwards the first n data events of this stream, and all error events,
/// to the returned stream, and ends with a done event.
/// If this stream produces fewer than count values before it's done,
/// so will the returned stream.
/// @description Checks that all error events are returned. Checks that
/// the resulting stream ends with a done event.
/// @author kaigorodov
import "dart:async";
import "../../../Utils/expect.dart";
int eventCount = 2; // the length of the source stream
int takeCount = 2; // how many events to take
void main() {
Iterable it = new Iterable.generate(eventCount, (int index) => index);
Stream s = new Stream.fromIterable(it).map((x) => throw new ArgumentError(x));
Stream t = s.take(takeCount);
(value) {"onData call not expected");
onError: (error) {
Expect.isTrue(error is ArgumentError);
onDone: () {