LibTest/async/Stream/reduce_A01_t01.test.dart

// 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.

// @dart = 2.9

/// @assertion Future<T> reduce(T combine(T previous, T element))
/// Reduces a sequence of values by repeatedly applying combine.
/// @description Checks that the result is correct.
/// @author kaigorodov

library reduce_A01_t01;
import "../../../Utils/expect.dart";

void test(CreateStreamFunction create) {
  AsyncExpect.value(10, create([1, 2, 3, 4]).reduce((int p, int e) => p + e));
  AsyncExpect.value(24, create([1, 2, 3, 4]).reduce((int p, int e) => p * e));
}