public void EnumerateFiles(
[Values(
//nameof(FastDirectoryEnumeratorScanner), // causes stackoverflow
nameof(FastFileInfoScanner),
//nameof(DirectoryEnumerationAsyncScanner), // Had a hardcoded SearchOption.TopDirectoryOnly. but after the fix still has errors
nameof(DirectoryTreeWalkerScanner)
)]
string implementation,
[Values(
@"c:\program files",
@"c:\program files (x86)"
)]
string path,
[Values(
@"*.*",
@"*.exe",
@"*.notexisting"
)]
string searchPattern
)
{
// Arrange
var sut = ImplementationFactory.CreateInstance(implementation);
var referenceImplementation = new BuiltInDirectoryScanner();
// Act
var actual = sut.EnumerateFiles(path, searchPattern).ToList();
// Assert
var expected = referenceImplementation.EnumerateFiles(path, searchPattern).ToList();
Assert.AreEqual(expected.Count, actual.Count);
// TODO: Check filenames, filesizes for equality
}
private static void SearchDirectory(ConsoleUI consoleUI)
{
while (true)
{
var benchMark = new DirectoryScannerBenchMark();
var implementationProvider = new BenchmarkBasedImplementationProvider(benchMark);
consoleUI.DisplayImplementationMenu(implementationProvider);
var index = consoleUI.GetMenuChoice();
if (index == 0)
{
return;
}
var typeName = implementationProvider.GetImplementations().Keys.OrderBy(k => k).ToArray()[index - 1];
var implementation = ImplementationFactory.CreateInstance(typeName);
var rootFolder = consoleUI.GetInput("Please specify root folder", "c:\\program files");
var searchPattern = consoleUI.GetInput("Please specify searchPattern", "*.exe");
Console.WriteLine($"\r\nImplementation:\t{typeName}");
Console.WriteLine($"Root folder:\t{rootFolder}");
Console.WriteLine($"Search pattern:\t{searchPattern}");
var w = new Stopwatch();
w.Start();
var count = implementation.EnumerateFiles(rootFolder, searchPattern).Count();
//Thread.Sleep(1000);
w.Stop();
Console.WriteLine($"\r\nFound {count} file(s). Operation took {w.ElapsedMilliseconds} msecs.");
Console.WriteLine(@"Press any key to continue");
Console.ReadKey();
}
}