public bool CanCountWords(string stringText, bool isBusy)
{
var counter = new WordsCounterService();
var viewModel = new MainViewModel(counter) {Sentence = stringText, IsBusy = isBusy};
var countedWords = viewModel.CountWordsCommand;
return countedWords.CanExecute(null);
}
public void CallsStringCounterOnExecute()
{
const string stringText = "hello how are you";
var counter = new Mock<ICount>();
var viewModel = new MainViewModel(counter.Object) { Sentence = stringText };
viewModel.CountWordsCommand.Execute(null);
counter.Verify(x => x.Count(It.Is<string>(s => s == stringText), It.IsAny<ObservableCollection<WordCountViewModel>>()));
}
public void ExecuteCommandClearsPrviousResults()
{
const string stringText = "hello how are you";
var counter = new Mock<ICount>();
var viewModel = new MainViewModel(counter.Object) { Sentence = stringText };
viewModel.CountedWords.Add(new WordCountViewModel());
viewModel.CountWordsCommand.Execute(null);
Assert.That(viewModel.CountedWords.Count, Is.EqualTo(0));
}
public MainWindow()
{
DataContext = new MainViewModel(new WordsCounterService());
InitializeComponent();
}
