public void WhenShortDayWillSetThePeriodDateTimeToReflect()
{
var date = new DateTime(2016, 3, 27);
var position = new PowerPosition(date);
Assert.AreEqual(23, position.Periods.Length);
Assert.AreEqual(new DateTime(2016, 3, 26, 23, 0, 0), position.Periods[0].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 0, 0, 0), position.Periods[1].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 2, 0, 0), position.Periods[2].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 3, 0, 0), position.Periods[3].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 4, 0, 0), position.Periods[4].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 5, 0, 0), position.Periods[5].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 6, 0, 0), position.Periods[6].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 7, 0, 0), position.Periods[7].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 8, 0, 0), position.Periods[8].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 9, 0, 0), position.Periods[9].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 10, 0, 0), position.Periods[10].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 11, 0, 0), position.Periods[11].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 12, 0, 0), position.Periods[12].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 13, 0, 0), position.Periods[13].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 14, 0, 0), position.Periods[14].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 15, 0, 0), position.Periods[15].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 16, 0, 0), position.Periods[16].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 17, 0, 0), position.Periods[17].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 18, 0, 0), position.Periods[18].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 19, 0, 0), position.Periods[19].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 20, 0, 0), position.Periods[20].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 21, 0, 0), position.Periods[21].PeriodDateTime);
Assert.AreEqual(new DateTime(2016, 3, 27, 22, 0, 0), position.Periods[22].PeriodDateTime);
}
public void Init()
{
_log = Substitute.For<ILog>();
_dateCalculator = Substitute.For<IDateCalculator>();
_powerService = Substitute.For<IPowerService>();
_positionAggregator = Substitute.For<IPositionAggregator>();
_fileNameGenerator = Substitute.For<IFileNameGenerator>();
_reportContentWriter = Substitute.For<IReportContentWriter>();
_file = Substitute.For<IFile>();
_reportGenerator = new ReportGenerator(_log, _dateCalculator, _powerService, _positionAggregator, _fileNameGenerator, _reportContentWriter, _file);
_reportFolder = @"C:\Temp\";
_dates = new DateResult { ExtractDateTime = new DateTime(2015, 10, 5, 23, 34, 0), RequestDate = new DateTime(2015, 10, 6) };
_powerTradeOne = new PowerTrade();
_powerTradeTwo = new PowerTrade();
_powerTrades = new[] { _powerTradeOne, _powerTradeTwo };
_powerPosition = new PowerPosition();
_fileName = "PowerPositions.csv";
_content = "Local time, Volume etc";
_dateCalculator.Calculate().Returns(_dates);
_powerService.GetTrades(_dates.RequestDate).Returns(_powerTrades);
_positionAggregator.Aggregate(_dates.RequestDate, Arg.Is<List<PowerTrade>>(x => x[0] == _powerTradeOne && x[1] == _powerTradeTwo)).Returns(_powerPosition);
_fileNameGenerator.Generate(_dates.ExtractDateTime).Returns(_fileName);
_reportContentWriter.Write(_powerPosition).Returns(_content);
}
public PowerPosition Aggregate(DateTime positionDate, IEnumerable<PowerTrade> powerTrades)
{
var powerTradesList = powerTrades.ToList();
var position = new PowerPosition(positionDate);
if (!powerTradesList.Any())
{
return position;
}
var noOfIntervals = position.Periods.Count();
// as we do not have control over the number of intervals on the power trade
// the decision has been made that it is safer to throw an exception than to carry on and calc a position based on data that isnt in the expected shape
if (powerTradesList.Any(x => x.Periods.Length != noOfIntervals))
{
throw new Exception($"All trades expected to have {noOfIntervals} periods.");
}
for (int i = 0; i < noOfIntervals; i++)
{
position.Periods[i].Volume = powerTradesList.Sum(x => x.Periods[i].Volume);
}
return position;
}
public void WhenShortDayWillCreatePositionForTheRequiredNumberOfPeriods()
{
var date = new DateTime(2016, 3, 27);
var position = new PowerPosition(date);
Assert.AreEqual(date, position.Date);
Assert.AreEqual(23, position.Periods.Length);
}
public void WillCreatePositionForTheRequiredNumberOfPeriods()
{
var date = new DateTime(2015, 6, 3);
var position = new PowerPosition(date, 24);
Assert.AreEqual(date, position.Date);
Assert.AreEqual(24, position.Periods.Length);
}
public string Write(PowerPosition position)
{
StringBuilder content = new StringBuilder("Local Time,Volume");
foreach (var period in position.Periods)
{
content.AppendLine();
content.AppendFormat("{0:HH:mm},{1}", period.PeriodDateTime, period.Volume);
}
return content.ToString();
}
public void WillWriteAStringRepresentingThePosition()
{
var extractTime = new DateTime(2015, 5, 12);
var position = new PowerPosition(extractTime, 5);
for (int i = 0; i < position.Periods.Length; i++)
{
position.Periods[i].Volume = 10 * i;
}
var content = _writer.Write(position);
Assert.AreEqual(Properties.Resources.ExpectedContent, content);
}