public void CanInitPresenter()
{
var historyService = new MockMarketHistoryService();
var view = new MockTrendLineView();
var eventAggregator = new MockEventAggregator();
eventAggregator.AddMapping <TickerSymbolSelectedEvent>(new MockTickerSymbolSelectedEvent());
TrendLinePresentationModel presentationModel = new TrendLinePresentationModel(view, historyService, eventAggregator);
Assert.IsNotNull(presentationModel);
}
public void ShouldUpdateModelWithDataFromServiceOnTickerSymbolSelected()
{
var historyService = new MockMarketHistoryService();
var eventAggregator = new MockEventAggregator();
var tickerSymbolSelected = new MockTickerSymbolSelectedEvent();
eventAggregator.AddMapping <TickerSymbolSelectedEvent>(tickerSymbolSelected);
TrendLinePresentationModel presentationModel = new TrendLinePresentationModel(new MockTrendLineView(), historyService, eventAggregator);
tickerSymbolSelected.SubscribeArgumentAction("MyTickerSymbol");
Assert.IsTrue(historyService.GetPriceHistoryCalled);
Assert.AreEqual("MyTickerSymbol", historyService.GetPriceHistoryArgument);
Assert.IsNotNull(presentationModel.HistoryCollection);
Assert.AreEqual(historyService.Data.Count, presentationModel.HistoryCollection.Count);
Assert.AreEqual(historyService.Data[0], presentationModel.HistoryCollection[0]);
Assert.AreEqual("MyTickerSymbol", presentationModel.TickerSymbol);
}