public void GivenChartPointDataSeries_WhenUpdatedAndChartPointDataPointsNotChanged_PreviousChartPointDataSeriesPointsPreserved()
{
// Given
var chartPointData = new ChartPointData("Test name")
{
Points = new[]
{
new Point2D(1.1, 2.2)
}
};
var chartPointDataSeries = new ChartPointDataSeries(chartPointData);
IEnumerable <DataPoint> drawnPoints = chartPointDataSeries.ItemsSource.Cast <DataPoint>();
// When
chartPointDataSeries.Update();
// Then
CollectionAssert.AreEqual(drawnPoints, chartPointDataSeries.ItemsSource.Cast <DataPoint>());
}
public void Update_ChartPointDataWithTestProperties_ChartPointDataSeriesUpdatedAccordingly()
{
// Setup
var chartPointData = new ChartPointData("Test name", new ChartPointStyle
{
Color = color,
StrokeColor = strokeColor,
Size = 4,
StrokeThickness = 2,
Symbol = ChartPointSymbol.Circle
});
var chartPointDataSeries = new ChartPointDataSeries(chartPointData);
SetChartPointDataTestProperties(chartPointData);
// Precondition
AssertChartPointDataSeriesDefaultProperties(chartPointDataSeries);
// Call
chartPointDataSeries.Update();
// Assert
AssertChartPointDataSeriesTestProperties(chartPointDataSeries);
}
public void GivenChartPointDataSeries_WhenUpdatedAfterChartPointDataPointsChanged_ChartPointDataSeriesPointsChanged()
{
// Given
var chartPointData = new ChartPointData("Test name")
{
Points = new[]
{
new Point2D(1.1, 2.2)
}
};
var chartPointDataSeries = new ChartPointDataSeries(chartPointData);
IEnumerable <DataPoint> drawnPoints = chartPointDataSeries.ItemsSource.Cast <DataPoint>();
// When
chartPointData.Points = new[]
{
new Point2D(3.3, 4.4)
};
chartPointDataSeries.Update();
// Then
CollectionAssert.AreNotEqual(drawnPoints, chartPointDataSeries.ItemsSource.Cast <DataPoint>());
}
