public void TestParsingAllFilesTogether()
{
var trackerFiles = Directory.GetFiles(@"TestData").ToList();
var virusTrackerItems = new List <VirusTrackerItem>();
var csvHeaderMappings = GetCsvHeaderMappings();
trackerFiles.ForEach(trackerFile => {
var parser = new VirusTrackerDataParser(trackerFile, csvHeaderMappings);
virusTrackerItems.AddRange(parser.GetVirusTrackerItems());
});
using (var writer = new StreamWriter("ConsolidatedReport.csv"))
{
using (var csv = new CsvHelper.CsvWriter(writer, CultureInfo.InvariantCulture))
{
csv.WriteRecords(virusTrackerItems);
}
}
}
public void TestVirusTrackerDataParsingOfAlternateFormat()
{
var virusTrackerDataFile = @"TestData\03-29-2020-Format2.csv";
var csvHeaderMappings = GetCsvHeaderMappings();
var parser = new VirusTrackerDataParser(virusTrackerDataFile, csvHeaderMappings);
var virusTrackerItems = parser.GetVirusTrackerItems();
var numRecords = virusTrackerItems.Count;
var numInfectionsUS = virusTrackerItems.Where(item => item.Country == "US").Sum(item => item.Infections);
var numDeathsUS = virusTrackerItems.Where(item => item.Country == "US").Sum(item => item.Deaths);
var numRecoveryUS = virusTrackerItems.Where(item => item.Country == "US").Sum(item => item.Recovery);
Assert.True(numRecords > 0);
Assert.True(numInfectionsUS == 140909);
Assert.True(numDeathsUS == 2467);
Assert.True(numRecoveryUS == 2665);
}
