public void ChangeIndependentDateTimeValue()
{
Chart chart = new Chart();
AreaSeries series = (AreaSeries)DefaultControlToTest;
series.DependentValueBinding = new Binding("Value.Day");
series.IndependentValueBinding = new Binding("Value");
var dataObject = new NotifyingDataObject<DateTime> { Value = new DateTime(2009, 1, 10) };
NotifyingDataObject<DateTime>[] itemsSource = new NotifyingDataObject<DateTime>[] { dataObject };
series.ItemsSource = itemsSource;
chart.Series.Add(series);
TestAsync(
chart,
() => Assert.AreEqual(1, ChartTestUtilities.GetDataPointsForSeries(series).Count),
() => dataObject.Value = dataObject.Value.AddDays(1),
() => Assert.AreEqual(1, ChartTestUtilities.GetDataPointsForSeries(series).Count));
}
public void LegendItemDataPointHasDataContextSet()
{
Chart chart = new Chart();
PieSeries series = DefaultControlToTest as PieSeries;
series.DependentValueBinding = new Binding("Value");
series.IndependentValueBinding = new Binding("Value");
NotifyingDataObject<int> notifyingDataObjectA = new NotifyingDataObject<int> { Value = 5 };
NotifyingDataObject<int> notifyingDataObjectB = new NotifyingDataObject<int> { Value = 7 };
NotifyingDataObject<int>[] notifyingDataObjects = new NotifyingDataObject<int>[] { notifyingDataObjectA, notifyingDataObjectB };
series.ItemsSource = notifyingDataObjects;
chart.Series.Add(series);
TestAsync(
chart,
() =>
{
LegendItem[] legendItems = ChartTestUtilities.GetLegend(chart).Items.OfType<LegendItem>().ToArray();
Assert.AreEqual(notifyingDataObjects.Length, legendItems.Length);
for (int i = 0; i < notifyingDataObjects.Length; i++)
{
PieDataPoint legendItemDataPoint = legendItems[i].DataContext as PieDataPoint;
Assert.IsNotNull(legendItemDataPoint);
Assert.AreEqual(notifyingDataObjects[i], legendItemDataPoint.DataContext);
}
});
}
public void ItemsSourceWithCustomObjects()
{
Chart chart = new Chart();
DataPointSeries series = DefaultSeriesToTest;
ObservableCollection<DataObject> itemsSource = new ObservableCollection<DataObject>();
NotifyingDataObject notifyingDataObject = new NotifyingDataObject { Value = 5 };
itemsSource.Add(notifyingDataObject);
itemsSource.Add(new DataObject { Value = 3 });
series.ItemsSource = itemsSource;
series.DependentValueBinding = new Binding("Value");
series.IndependentValueBinding = new Binding("Value");
TestAsync(
chart,
() => chart.Series.Add(series),
() => notifyingDataObject.Value++,
() => itemsSource.RemoveAt(0));
}
public void LegendContentUpdatesImmediately()
{
Chart chart = new Chart();
PieSeries series = DefaultControlToTest as PieSeries;
series.DependentValueBinding = new Binding("Value");
series.IndependentValueBinding = new Binding("Value");
NotifyingDataObject<int> notifyingDataObject = new NotifyingDataObject<int> { Value = 5 };
series.ItemsSource = new NotifyingDataObject<int>[] { notifyingDataObject };
chart.Series.Add(series);
TestAsync(
chart,
() =>
{
LegendItem legendItem = ChartTestUtilities.GetLegend(chart).Items.OfType<LegendItem>().First();
Assert.AreEqual(5, legendItem.Content);
},
() => notifyingDataObject.Value = 10,
() =>
{
LegendItem legendItem = ChartTestUtilities.GetLegend(chart).Items.OfType<LegendItem>().First();
Assert.AreEqual(10, legendItem.Content);
});
}
