private static void Main(string[] args)
{
string path;
while ((path = CaptureFeedPath(args)) == null)
{
}
const char delimiter = ',';
var stopwatch = new Stopwatch();
stopwatch.Start();
var parser = new DelimiterSeparatedFieldParser(delimiter);
TriangleDimensions largestTriangle;
using( var inputFileReader = new StreamReader(path) )
{
var collector = new ErrorCollector();
WriteProgress("Processing file (this may take some time)...");
var columnReader = new ColumnReader(inputFileReader, parser);
var dimensionReader = new Reader<TriangleFeedYearExtract>(columnReader, collector);
var largestTriangleCalculator = new LargestTriangleCalculator(dimensionReader.Read);
largestTriangle = largestTriangleCalculator.Calculate();
ReportAndQuitIfErrors(collector, path, "triangle_dimension_calculation_errors.txt");
}
using( var inputFileReader = new StreamReader(path) )
{
var collector = new ErrorCollector();
using( var outputFileWriter = new StreamWriter(BuildPathFromInputPath(path, "output.csv")) )
{
var columnReader = new ColumnReader(inputFileReader, parser);
var paymentRecordReader = new Reader<TriangleFeedFullDataExtract>(columnReader, collector);
var triangleBuilder = new TriangleBuilder(paymentRecordReader, collector);
Func<ClaimTriangle, string[]> triangleConverter = triangle => triangle.Accumulate().Flatten(largestTriangle);
var header = string.Format("{0}, {1}", largestTriangle.OriginYear, largestTriangle.DevelopmentYears);
var writer = new ColumnWriter<ClaimTriangle>(triangleBuilder.BuildNext, triangleConverter, header, outputFileWriter, delimiter);
writer.Write();
}
ReportAndQuitIfErrors(collector, path, "payment_record_errors.txt");
}
stopwatch.Stop();
WriteProgress("Processing took: {0}", stopwatch.Elapsed);
System.Console.WriteLine("Press any key to quit...");
System.Console.ReadKey();
}
public void ItShouldDumpIntoLastFieldWhenQuoteIsInTheMiddleOfTheLine()
{
var expectedValues = new[] { "hello-world", "123\",14" };
var parser = new DelimiterSeparatedFieldParser(',');
var actualValues = parser.Parse("hello-world,123\",14");
for (int i = 0; i < expectedValues.Length; i++)
{
Assert.Equal(expectedValues[i], actualValues[i]);
}
}
public void ItShouldParse()
{
var expectedValues = new[] {"hello, world", "Garr", "345","123"};
var parser = new DelimiterSeparatedFieldParser(',');
var actualValues = parser.Parse("\"hello, world\",\"Garr\",345,123");
for (int i = 0; i < expectedValues.Length; i++)
{
Assert.Equal(expectedValues[i], actualValues[i]);
}
}
public void ItShouldDumpIntoOneFieldWhenQuoteIsTheBeginningOfTheLine()
{
var expectedValues = new[] { "hello, world,123" };
var parser = new DelimiterSeparatedFieldParser(',');
var actualValues = parser.Parse("\"hello, world,123");
for (int i = 0; i < expectedValues.Length; i++)
{
Assert.Equal(expectedValues[i], actualValues[i]);
}
}
public void ItShouldParseWhiteSpace()
{
var parser = new DelimiterSeparatedFieldParser(',');
Assert.Empty(parser.Parse(" \t "));
}
public void ItShouldParseNull()
{
var parser = new DelimiterSeparatedFieldParser(',');
Assert.Empty(parser.Parse(null));
}
public void ItShouldCleanEmptySpace()
{
var expectedValues = new[] { "hello-world", "Garr" };
var parser = new DelimiterSeparatedFieldParser(',');
var actualValues = parser.Parse(" hello-world , Garr ");
for (int i = 0; i < expectedValues.Length; i++)
{
Assert.Equal(expectedValues[i], actualValues[i]);
}
}