LibTest/async/Stream/timeout_A01_t02.test.dart

// Copyright (c) 2016, 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 timeout(Duration timeLimit,
 *                           {void onTimeout(EventSink sink)})
 * Creates a new stream with the same events as this stream.
 *
 * @description Check that timeout creates a new stream with the same events as
 * this stream, including errors.
 * @author a.semenov@unipro.ru
 */
library timeout_A01_t02;

import "dart:async";
import "../../../Utils/expect.dart";

const Duration _10DAYS = const Duration(days: 10);

void check<T>(Stream<T> s, List<T> expectedData, List expectedErrors) {
  AsyncExpect.events(expectedData, expectedErrors, s.timeout(_10DAYS));
}

void test(CreateStreamWithErrorsFunction create) {
  check(create<int>([1, 2, 3, 4, 5], isError: (x) => true, defVal: 42), [],
      [1, 2, 3, 4, 5]);
  check(create<int>([1, 2, 3, 4, 5], isError: (x) => x.isEven, defVal: 42),
      [1, 3, 5], [2, 4]);
  check(create<int>([1, 2, 3, 4, 5], isError: (x) => x.isOdd, defVal: 42),
      [2, 4], [1, 3, 5]);
}