private static void Benchmark(
TextWriter writer,
int size,
bool readOnly,
bool sortBeforeSplit
)
{
const string stopwatchFmt = "\t{0}ms";
var filename = string.Format("students{0}", size);
if (!readOnly)
{
writer.WriteLine("Generating file {0}", filename);
using (new DisposableStopwatch(t => writer.WriteLine(stopwatchFmt, t))) {
GenerateStudentsFile(filename, size);
}
}
var store = new ListBasedStudentStore(size);
writer.WriteLine("Reading data");
using (new DisposableStopwatch(t => writer.WriteLine(stopwatchFmt, t))) {
AddStudentsFromFile(writer, filename, store);
}
if (sortBeforeSplit)
{
writer.WriteLine("Sorting by final grade");
using (new DisposableStopwatch(t => writer.WriteLine(stopwatchFmt, t))) {
store.SortByFinalGrade();
}
}
IEnumerable <Student> failed;
IEnumerable <Student> passed;
writer.WriteLine("Splitting into failed / passed");
using (new DisposableStopwatch(t => writer.WriteLine(stopwatchFmt, t))) {
var failedPassed = store.SplitFailedPassed();
failed = failedPassed.Item1;
passed = failedPassed.Item2;
}
var failedFilename = filename + "_failed";
var passedFilename = filename + "_passed";
writer.WriteLine("Writing to {0} / {1}", failedFilename, passedFilename);
using (new DisposableStopwatch(t => writer.WriteLine(stopwatchFmt, t))) {
WriteStudentsToFile(failedFilename, failed);
WriteStudentsToFile(passedFilename, passed);
}
writer.WriteLine();
}
public static void Main(string[] args)
{
var io = new InteractiveIO(Console.In, Console.Out);
var students = new ListBasedStudentStore(10);
BranchMenu(
Console.In,
Console.Out,
Console.Clear,
io,
students
);
}
