public void LoadTradeData_XmlFile_NoException()
{
// arrange
const string xmlFileAsString =
@"<?xml version='1.0' encoding='utf-8' ?>
<values>
<value date='2014-5-20' open='30.16' high='30.39' low='30.02' close='30.17' volume='1478200' />
<value date='2014-5-17' open='29.77' high='30.26' low='29.77' close='30.26' volume='2481400' />
<value date='2014-5-16' open='29.78' high='29.94' low='29.55' close='29.67' volume='1077000' />
</values>";
var fileInMemory = Helpers.GenerateStreamFromString(xmlFileAsString);
#region prepare expected values
var expectedPackage = new TradeDataPackage();
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 20),
new decimal(30.16),
new decimal(30.39),
new decimal(30.02),
new decimal(30.17),
1478200
));
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 17),
new decimal(29.77),
new decimal(30.26),
new decimal(29.77),
new decimal(30.26),
2481400
));
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 16),
new decimal(29.78),
new decimal(29.94),
new decimal(29.55),
new decimal(29.67),
1077000
));
#endregion
// act
var package = _loader.LoadTradeData(fileInMemory);
// assert
Assert.IsTrue(package.TradeDataList.Count == 3); // check the count
for (int i = 0; i < 3; i++) // check all the values
{
var actual = package.TradeDataList[i];
var expected = expectedPackage.TradeDataList[i];
Assert.AreEqual(expected, actual, "One of the values has been read incorrect");
}
}
public void Constuctor_NoParams_NoException()
{
// arrange
// act
var package = new TradeDataPackage();
// assert
Assert.IsTrue(package.TradeDataList.Count == 0);
}
/// <summary>
/// On any update of trade data
/// </summary>
/// <param name="sender">ITradeDataMonitor</param>
/// <param name="tradeDataPackage">update trade data package</param>
private void TradeDataMonitorOnTradeDataUpdate(object sender, TradeDataPackage tradeDataPackage)
{
if (tradeDataPackage == null)
{
return;
}
// adding to TradeDataList to let UI display new data
_dispatcher.Invoke(() => tradeDataPackage.TradeDataList.ForEach(data => _tradeDataList.Add(data)));
}
public void LoadTradeData_TxtFile_NoException()
{
// arrange
const string txtFileAsString =
@"Date;Open;High;Low;Close;Volume
2014-5-20;30.16;30.39;30.02;30.17;1478200
2014-5-17;29.77;30.26;29.77;30.26;2481400
2014-5-16;29.78;29.94;29.55;29.67;1077000";
var fileInMemory = Helpers.GenerateStreamFromString(txtFileAsString);
#region prepare expected values
var expectedPackage = new TradeDataPackage();
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 20),
new decimal(30.16),
new decimal(30.39),
new decimal(30.02),
new decimal(30.17),
1478200
));
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 17),
new decimal(29.77),
new decimal(30.26),
new decimal(29.77),
new decimal(30.26),
2481400
));
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 16),
new decimal(29.78),
new decimal(29.94),
new decimal(29.55),
new decimal(29.67),
1077000
));
#endregion
// act
var package = _loader.LoadTradeData(fileInMemory);
// assert
Assert.IsTrue(package.TradeDataList.Count == 3); // check the count
for (int i = 0; i < 3; i++) // check all the values
{
var actual = package.TradeDataList[i];
var expected = expectedPackage.TradeDataList[i];
Assert.AreEqual(expected, actual, "One of the values has been read incorrect");
}
}
public void LoadTradeData_CsvFile_NoException()
{
// arrange
const string csvFileAsString =
@"2014-5-20,30.16,30.39,30.02,30.17,1478200
2014-5-17,29.77,30.26,29.77,30.26,2481400
2014-5-16,29.78,29.94,29.55,29.67,1077000";
var csvFileInMemory = Helpers.GenerateStreamFromString(csvFileAsString);
#region prepare expected values from csv format
var expectedPackage = new TradeDataPackage();
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 20),
new decimal(30.16),
new decimal(30.39),
new decimal(30.02),
new decimal(30.17),
1478200
));
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 17),
new decimal(29.77),
new decimal(30.26),
new decimal(29.77),
new decimal(30.26),
2481400
));
expectedPackage.TradeDataList.Add(
new TradeData(
new DateTime(2014, 5, 16),
new decimal(29.78),
new decimal(29.94),
new decimal(29.55),
new decimal(29.67),
1077000
));
#endregion
// act
var package = _loader.LoadTradeData(csvFileInMemory);
// assert
Assert.IsTrue(package.TradeDataList.Count == 3); // check the count
for (int i = 0; i < 3; i++) // check all the values
{
var actual = package.TradeDataList[i];
var expected = expectedPackage.TradeDataList[i];
Assert.AreEqual(expected, actual, "One of the values has been read incorrect");
}
}
public void TradeDataList_OnTradeDataUpdate_NoException()
{
// arrange
#region prepare trade data updates (TradeDataPackage)
var date = new DateTime(2013, 5, 20);
var open = new decimal(30.16);
var high = new decimal(30.39);
var low = new decimal(30.02);
var close = new decimal(30.17);
var volume = 1478200;
var data1 = new TradeData(date, open, high, low, close, volume);
var data2 = new TradeData(date.AddDays(1), open, high, low, close, volume);
var data3 = new TradeData(date.AddDays(2), open, high, low, close, volume);
var updatePackage1 = new TradeDataPackage(new List <TradeData> {
data1, data2, data3
});
var data4 = new TradeData(date.AddDays(3), open, high, low, close, volume);
var data5 = new TradeData(date.AddDays(4), open, high, low, close, volume);
var data6 = new TradeData(date.AddDays(5), open, high, low, close, volume);
var updatePackage2 = new TradeDataPackage(new List <TradeData> {
data4, data5, data6
});
var expectedTradeDataList = new List <TradeData> {
data1, data2, data3, data4, data5, data6
};
#endregion
var mockedTradeDataMonitor = A.Fake <ITradeDataMonitor>(); // setup mocked model ITradeDataMonitor
var mockedAppDispatcher = A.Fake <IDispatcher>(); // setup mocked Application.Current.Dispatcher.Invoke()
mockedAppDispatcher.CallsTo(d => d.Invoke(null)).WithAnyArguments().Invokes((conf) => (conf.Arguments.First() as Action).Invoke());
var viewModel = new TradeDataMonitorViewModel(mockedTradeDataMonitor, mockedAppDispatcher); // inject
// act
mockedTradeDataMonitor.TradeDataUpdate += Raise.With(updatePackage1); // send first update to viewModel
mockedTradeDataMonitor.TradeDataUpdate += Raise.With(updatePackage2); // send second update to viewModel
// assert
Assert.AreEqual(expectedTradeDataList.Count, viewModel.TradeDataList.Count);
for (int i = 0; i < expectedTradeDataList.Count; i++)
{
Assert.AreEqual(expectedTradeDataList[i], viewModel.TradeDataList[i]);
}
}
public void Constuctor_TradeDataList_NoException()
{
// arrange
var date = new DateTime(2013, 5, 20);
var open = new decimal(30.16);
var high = new decimal(30.39);
var low = new decimal(30.02);
var close = new decimal(30.17);
var volume = 1478200;
var data = new TradeData(date, open, high, low, close, volume);
var dataList = new List <TradeData> {
data, data, data
};
// act
var package = new TradeDataPackage(dataList);
// assert
Assert.IsTrue(package.TradeDataList.Count == dataList.Count);
Assert.AreSame(package.TradeDataList, dataList);
}
public void TradeDataUpdateEventFired_NewCorrectFilesInDirectory_NoException()
{
// arrange
// fake new file to be returned from IFileSystemManager.GetNewFilesFromDirectory :
var someNewFile = new FileInfo("someNewFile.csv");
// fake TradeDataPackage as allegedly read from a fake new file ITradeDataLoader.LoadTradeData :
#region prepare trade data updates (TradeDataPackage)
var date = new DateTime(2013, 5, 20);
var open = new decimal(30.16);
var high = new decimal(30.39);
var low = new decimal(30.02);
var close = new decimal(30.17);
var volume = 1478200;
var data1 = new TradeData(date, open, high, low, close, volume);
var data2 = new TradeData(date.AddDays(1), open, high, low, close, volume);
var data3 = new TradeData(date.AddDays(2), open, high, low, close, volume);
#endregion
var tradeDataPackageFromSomeNewFile = new TradeDataPackage(new List <TradeData> {
data1, data2, data3
});
// setup mocked IFileSystemManager to return list of new files
var mockedFileSystem = A.Fake <IFileSystemManager>();
mockedFileSystem.CallsTo(m => m.GetNewFilesFromDirectory(DateTime.MinValue, null))
.WithAnyArguments()
.Returns(new List <FileInfo> {
someNewFile
});
// setup mocked ITradeDataLoader to read TradeData from a fake new file
var loader = A.Fake <ITradeDataLoader>();
loader.CallsTo(l => l.CouldLoad(someNewFile)).Returns(true);
loader.CallsTo(l => l.LoadTradeData(someNewFile)).Returns(tradeDataPackageFromSomeNewFile);
#region setup mocked timer to immediate callback call (Timer_Tick) on ITimer.Change regardless of periods
var mockedTimer = A.Fake <ITimer>();
// preserve callback on Timer.Init call:
TimerCallback callbackTimerTick = null;
mockedTimer.CallsTo(t => t.Init(null, null, 0, 0)).WithAnyArguments().
Invokes(conf => callbackTimerTick = (conf.Arguments[0] as TimerCallback));
// call callback regardless of dueTimes periods, but only once to avoid infinite loop
bool wasCallbackCalledYet = false;
mockedTimer.CallsTo(t => t.Change(0, 0)).WithAnyArguments().
Invokes(conf =>
{
if (!wasCallbackCalledYet)
{
wasCallbackCalledYet = true; // only once
callbackTimerTick.Invoke(null);
}
});
#endregion
const int periodSeconds = 5;
const string monitoringDirectory = "X:\\folder1\\folder2\\";
var monitor = new TradeDataMonitor(mockedFileSystem, mockedTimer, loader, periodSeconds, monitoringDirectory); // inject
// setup mocked eventHandler for TradeDataUpdate event
var mockedTradeDataUpdateEventHandler = A.Fake <EventHandler <TradeDataPackage> >();
monitor.TradeDataUpdate += mockedTradeDataUpdateEventHandler; // subscribe mockedHandler
// act
monitor.StartMonitoring(); // call StartMonitoring produce a chain of calls of precooked mocked methods, all the way down to TradeDataUpdate event fire!
// assert TradeDataUpdateEvent has been fired with apropriate params
A.CallTo(() => mockedTradeDataUpdateEventHandler.Invoke(monitor, tradeDataPackageFromSomeNewFile)).MustHaveHappened();
}
