static void RunExternalSorting(SorterOptions options, IProgress <string> progress)
{
var ram = BytesStringParser.ParseBytesString(options.AvailableRam);
var readBufferSize = BytesStringParser.ParseBytesString(options.ReadBufferSize);
var writeBufferSize = BytesStringParser.ParseBytesString(options.WriteBufferSize);
if (readBufferSize > int.MaxValue)
{
throw new ArgumentOutOfRangeException($"Read buffer size cannot be greater then {int.MaxValue} bytes.");
}
if (writeBufferSize > int.MaxValue)
{
throw new ArgumentOutOfRangeException($"Write buffer size cannot be greater then {int.MaxValue} bytes.");
}
var stopwatch = Stopwatch.StartNew();
progress.Report($"Starting external sorting at {DateTime.Now}...");
string temporaryFolder = "";
if (string.IsNullOrWhiteSpace(options.TemporaryFolder))
{
temporaryFolder = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString());
}
else
{
temporaryFolder = Path.Combine(options.TemporaryFolder, Guid.NewGuid().ToString());
}
Directory.CreateDirectory(temporaryFolder);
ExternalSorter.Sort(options.InputFile, options.OutputFile, temporaryFolder, ram, (int)readBufferSize, (int)writeBufferSize, progress);
if (options.CleanTemporaryFolder)
{
Directory.Delete(temporaryFolder, true);
}
stopwatch.Stop();
progress.Report($"External sorting completed at {DateTime.Now}. Elapsed time: {stopwatch.Elapsed}");
}
public void InvalidBytesValues(string inputValue)
{
Assert.Throws <ArgumentException>(() => BytesStringParser.ParseBytesString(inputValue));
}
public void ValidBytesValues(string inputValue, long extpectedBytes)
{
var actual = BytesStringParser.ParseBytesString(inputValue);
Assert.AreEqual(extpectedBytes, actual);
}
