public void should_return_failure_if_uri_is_wrong_does_not_exists()
{
var parameters = new WebCrawlerParameters("so what?", _testFolder, 0, false);
var resultOfValidation = parameters.Validate();
Assert.That(resultOfValidation.Valid, Is.False);
Assert.That(resultOfValidation.Messages.Any(), Is.True);
}
public void should_return_failure_if_test_folder_does_not_exists()
{
var parameters = new WebCrawlerParameters("http://www.ya.ru", "Z:\\1\\2\\3\\4", 0, false);
var resultOfValidation = parameters.Validate();
Assert.That(resultOfValidation.Valid, Is.False);
Assert.That(resultOfValidation.Messages.Any(), Is.True);
}
public void should_return_success_if_parameters_are_correct()
{
var parameters = new WebCrawlerParameters("http://www.ya.ru", _testFolder, 0, false);
var resultOfValidation = parameters.Validate();
Assert.That(resultOfValidation.Valid, Is.True);
Assert.That(resultOfValidation.Messages.Any(), Is.False);
}
public WebCrawlerResult DownloadWebSite(WebCrawlerParameters parameters, WebCrawlerWorkerType type = WebCrawlerWorkerType.Sync)
{
//NMB Тут посмотреть как лучше вернуть результат. Мапить или ещё чего
var validationResult = parameters.Validate();
if ( !validationResult.Valid ) return new WebCrawlerResult()
{
Success = false,
Message = String.Join(Environment.NewLine, validationResult.Messages)
};
var resourceStack = CreateResourceStackWithInitialResource(parameters);
IWorkerFactory workerFactory = new WorkerFactory();
IWebCrawlerWorker worker = workerFactory.GetWorker(type);
return worker.DonwlodWebSite(resourceStack);
}
private static void Measure(string folderPath, WebCrawlerWorkerType type)
{
Directory.CreateDirectory(folderPath);
var parameters = new WebCrawlerParameters("http://nezhnova.de", folderPath, 1, true);
IWebCrawler webCrawler = new WebCrawler();
Console.WriteLine("Start crawling. " + folderPath);
Stopwatch sw = new Stopwatch();
sw.Start();
webCrawler.DownloadWebSite(parameters, type);
sw.Stop();
FileHelpers.CleanDirectory(folderPath);
Console.WriteLine("{0} .Elapsed={1}", folderPath, sw.Elapsed);
}
private ResourcesStack CreateResourceStackWithInitialResource(WebCrawlerParameters parameters)
{
var resourceLocationManagerForUnprocessableResources = new ResourceLocationManager(parameters.PathToFolder);
var resourceLocationManagerForPages = new PageResourceLocationManager(parameters.PathToFolder);
var resourceStack = new ResourcesStack();
IResourceFactory factory =
new ResourceFactory(
new ResourceLoader(),
new FileSaver(),
resourceLocationManagerForUnprocessableResources,
resourceLocationManagerForPages,
new RelativePathProducer(resourceLocationManagerForUnprocessableResources),
new RelativePathProducer(resourceLocationManagerForPages),
parameters.InitialHostUri,
parameters.LoadOnlySelectedDomainPages,
resourceStack);
var initialResource = factory.GetHtmlModel(parameters.Uri, parameters.MaxDeep);
resourceStack.AddResourceToQueue(initialResource);
return resourceStack;
}