public void GetBusyDays()
        {
            // Arrange
            List <SecurityDaily> dataFromQuandl = new List <SecurityDaily>()
            {
                { new SecurityDaily {
                      Ticker = "GOOGL", Date = "2016-01-04", Open = (Decimal)762.2, High = (Decimal)762.2, Low = (Decimal)747.54, Close = (Decimal)759.44, Volume = (Decimal)3369068.0
                  } },
                { new SecurityDaily {
                      Ticker = "GOOGL", Date = "2016-01-05", Open = (Decimal)764.1, High = (Decimal)769.2, Low = (Decimal)755.65, Close = (Decimal)761.53, Volume = (Decimal)2260795.0
                  } },
                { new SecurityDaily {
                      Ticker = "GOOGL", Date = "2016-01-06", Open = (Decimal)745.3, High = (Decimal)749.7, Low = (Decimal)745.0, Close = (Decimal)751.44, Volume = (Decimal)2561354.0
                  } },
                { new SecurityDaily {
                      Ticker = "GOOGL", Date = "2016-01-07", Open = (Decimal)755.7, High = (Decimal)758.8, Low = (Decimal)749.0, Close = (Decimal)757.21, Volume = (Decimal)2865324.0
                  } },
                { new SecurityDaily {
                      Ticker = "GOOGL", Date = "2016-01-08", Open = (Decimal)760.4, High = (Decimal)762.5, Low = (Decimal)751.0, Close = (Decimal)759.38, Volume = (Decimal)2410301.0
                  } }
            };

            String ticker = "GOOGL";
            String start  = "2016-01-05";
            String end    = "2016-01-23";

            // Average Volume is close to 1 of 5 mock days volumes, so we should collect only 4 days
            Decimal averageVolume  = 2154683.35m;
            String  startMonth     = "2016-01-01";
            String  startNextMonth = "2016-02-01";

            // Act
            _mockQuandlConsumer.Setup(x => x.GetDailyPrices(ticker, startMonth, startNextMonth))
            .Returns(Task.FromResult(dataFromQuandl));

            var controller = new PricesController(_mockQuandlConsumer.Object);
            var result     = controller.GetBusyDays(ticker, start, end, averageVolume);

            // Assert
            _mockQuandlConsumer.Verify(x => x.GetDailyPrices(ticker, startMonth, startNextMonth), Times.Once());
            var okResult     = result.Should().BeOfType <OkObjectResult>().Subject;
            var busyDaysList = okResult.Value.Should().BeAssignableTo <List <PricesController.DailyVolume> >().Subject;

            busyDaysList.Count().Should().Be(4);
            busyDaysList.First().As <PricesController.DailyVolume>()._date.Should().Be("2016-01-04");
            busyDaysList.First().As <PricesController.DailyVolume>()._volume.Should().Be(3369068.0m);
        }