static async Task Main()
{
var wordsToCount = new[] { "war", "peace" };
var dataSource = new FileDataSource("WarAndPeace.txt");
var wordCountService = new WordCounterService(dataSource);
var warCount = 0;
var peaceCount = 0;
var linesProcessed = 0;
var progress = new Progress <int>(n => linesProcessed += n);
await foreach (var update in wordCountService.GetWordCountUpdates(wordsToCount, CancellationToken.None, progress))
{
if (update.Word == "war")
{
warCount += update.OccurrencesCount;
}
else
{
peaceCount += update.OccurrencesCount;
}
Console.SetCursorPosition(0, 0);
Console.WriteLine($"Lines processed: {linesProcessed} war: {warCount} peace {peaceCount}");
}
}
public HomeController(IWordCountRepository wordCountRepository, ILoggerFactory loggerFactory)
{
var webPageReaderService = new WebPageReaderService();
_textSplitterService = new TextSplitterService(webPageReaderService);
_wordCounterService = new WordCounterService(wordCountRepository, loggerFactory);
}
public Resolver Initialize()
{
var parser = new ParserCombinator(new StartStriper(), new EndStriper(), new PageParser());
var wordCounter = new WordCounterService(new WordCounter(), parser, new FileStoreReader());
_resolver.Register(wordCounter);
return(_resolver);
}
public void Count_ReturnsExpectedWordCount(string testDescription, string text, int expectedWordCount)
{
// Arrange
var sut = new WordCounterService();
// Act
var actualCount = sut.Count(text);
// Assert
Assert.AreEqual(expectedWordCount, actualCount, testDescription);
}
private void WritingRichEditBox_TextChanged(object sender, RoutedEventArgs e)
{
if (!textLoadedIn)
{
UnsavedWork = true;
}
textLoadedIn = false;
var reb = (RichEditBox)sender;
reb.Document.GetText(TextGetOptions.None, out string rebContent);
WordCounterService.CalculateWordCount(rebContent);
}
public void GetWordCountUpdates_DataSourceThrowsAndException_RethrowsTheException()
{
async IAsyncEnumerable <string> StreamData()
{
await Task.FromException(new IOException("hard disk is corrupted"));
yield break; // otherwise compiler will complain "not all path return a value"
}
var dataSource = new Mock <IDataSource>();
dataSource.Setup(x => x.GetData()).Returns(StreamData);
var service = new WordCounterService(dataSource.Object);
var firstUpdate = service.GetWordCountUpdates(new[] { "foo" }).FirstAsync();
Assert.That(async() => await firstUpdate, Throws.InstanceOf <IOException>());
}
public void GetWordCountUpdates_CanBeCancelledAfterItemInStream()
{
var dataSource = new Mock <IDataSource>();
var source = new CancellationTokenSource();
var cancellationToken = source.Token;
async IAsyncEnumerable <string> StreamData()
{
yield return("foo");
await Task.CompletedTask;
}
dataSource.Setup(x => x.GetData()).Returns(StreamData);
var service = new WordCounterService(dataSource.Object);
var enumerator = service.GetWordCountUpdates(new[] { "foo" }, cancellationToken).GetAsyncEnumerator(cancellationToken);
source.Cancel();
Assert.That(async() => await enumerator.MoveNextAsync(), Throws.TypeOf <OperationCanceledException>());
}
public InfoBarViewModel()
{
_wordCounterService = App.WordCounterService;
_wordCounterService.WordCountChanged += _wordCounterService_WordCountChanged;
}
public void BeforeEachTest()
{
m_DataSource = new Mock <IDataSource>();
m_WordCounterService = new WordCounterService(m_DataSource.Object);
}
public AdminController(IWordCountRepository repository, ILoggerFactory loggerFactory)
{
_service = new WordCounterService(repository, loggerFactory);
}