public async Task GetPodcastStatisticAsync_Should_Return_Statistic_By_Given_PodcastId()
        {
            StatisticClientMock statisticClientMock = StatisticClientMock.Create();

            statisticClientMock.RestApiClientMock
            .Setup(client => client.GetApiResponseAsync <Statistic>(
                       It.IsAny <string>(),
                       It.IsAny <IList <KeyValuePair <string, string> > >(),
                       It.IsAny <IDictionary <string, string> >()))
            .ReturnsAsync(() => new ApiResponse <Statistic>()
            {
                Model = new Statistic()
            });

            Statistic statistic = await statisticClientMock.GetPodcastStatisticAsync(PodcastId);

            statisticClientMock.RestApiClientMock.Verify(client => client.GetApiResponseAsync <Statistic>(
                                                             It.Is <string>(url => url == PodcastStatisticUrl),
                                                             It.Is <IList <KeyValuePair <string, string> > >(keyValues => keyValues == null),
                                                             It.Is <IDictionary <string, string> >(keyValues => keyValues == null)), Times.Once);

            Assert.NotNull(statistic);
        }