public void RecalculateDataplot_OneDataset_UpdatesAllValues()
{
Canvas canvas = new Canvas {
Width = 100.0, Height = 100.0
};
GraphData graphData = new GraphData(canvas);
graphData.canvasData.AddDataset(0, new double[] { 10.0, 20.0, 30.0 });
graphData.canvasData.Recalculate(0);
graphData.CreateDatasets(0);
PointCollection oldPoints = ((Polyline)graphData.canvasData.canvas.Children[graphData.canvasElementNames[graphData.GetFormattedString(GraphData.GraphElementTypes.Graph, 0)]]).Points;
List <double> oldVals = new List <double>();
for (int i = 0; i < oldPoints.Count; i++)
{
oldVals.Add(oldPoints[i].Y);
}
graphData.canvasData.ResetDatasets(0);
graphData.canvasData.AddDataset(0, new double[] { 20.0, 10.0, 30.0 });
graphData.RecalculateDataplot(0);
PointCollection newPoints = ((Polyline)graphData.canvasData.canvas.Children[graphData.canvasElementNames[graphData.GetFormattedString(GraphData.GraphElementTypes.Graph, 0)]]).Points;
List <double> newVals = new List <double>();
for (int i = 0; i < newPoints.Count; i++)
{
newVals.Add(newPoints[i].Y);
}
// The y-axis is in the top left of the canvas, so closer to the "normal" x-axis actually means a bigger y-value
Assert.IsTrue(newVals[0] < oldVals[0]);
Assert.IsTrue(newVals[1] > oldVals[1]);
Assert.IsTrue(newVals[2] == oldVals[2]);
}
public void CreateDatasets_NoDatasetsFound_DoesntReturnError()
{
Canvas canvas = new Canvas();
GraphData graphData = new GraphData(canvas);
graphData.CreateDatasets(0);
//If there is no error, this test is a success
}
public void CreateDatasets_OneDatasetFound_SyncsListAndDictionary()
{
Canvas canvas = new Canvas();
GraphData graphData = new GraphData(canvas);
graphData.canvasData.AddDataset(0, new double[] { 0.0, 1.0, 2.0 });
graphData.canvasData.Recalculate(0);
graphData.CreateDatasets(0);
Assert.AreEqual(graphData.canvasElementList.Count, graphData.canvasElementNames.Count);
}
public void CreateDatasets_OneDatasetFound_PlotsOneAverageLine()
{
Canvas canvas = new Canvas();
GraphData graphData = new GraphData(canvas);
graphData.canvasData.AddDataset(0, new double[] { 0.0, 1.0, 2.0 });
graphData.canvasData.Recalculate(0);
graphData.CreateDatasets(0);
Assert.IsTrue(graphData.canvasElementList.Contains(graphData.GetFormattedString(GraphData.GraphElementTypes.Average, 0)));
}
public void CreateDatasets_OneDatasetOneElement_PlotsOnePoint()
{
Canvas canvas = new Canvas();
GraphData graphData = new GraphData(canvas);
graphData.canvasData.AddDataset(0, new double[] { 0.0 });
graphData.canvasData.Recalculate(0);
graphData.CreateDatasets(0);
Assert.IsTrue(graphData.canvasElementList.Contains(graphData.GetFormattedString(GraphData.GraphElementTypes.Point, 0, 0)));
// X-axis, Y-axis, Label 0, one polyline for the dataset, one polyline for the average, one datapoint
Assert.AreEqual(6, graphData.canvasElementList.Count);
}
public void ToggleVisible_ValidDatasetIndex_SetsVisibilityToFalse()
{
Canvas canvas = new Canvas();// { Width = 100.0, Height = 100.0 };
GraphData graphData = new GraphData(canvas);
graphData.canvasData.AddDataset(0, new double[] { 10.0, 20.0, 30.0 });
graphData.datasetVisible.Add(true);
graphData.canvasData.Recalculate(0);
graphData.CreateDatasets(0);
graphData.ToggleVisible(0, 0, false);
Visibility pointsVisibility = ((Polyline)graphData.canvasData.canvas.Children[graphData.canvasElementNames[graphData.GetFormattedString(GraphData.GraphElementTypes.Graph, 0)]]).Visibility;
// The y-axis is in the top left of the canvas, so closer to the "normal" x-axis actually means a bigger y-value
Assert.AreEqual(Visibility.Hidden, pointsVisibility);
}
public void CreateDatasets_TwoDatasetsTwoElements_PlotsFourPoints()
{
Canvas canvas = new Canvas();
GraphData graphData = new GraphData(canvas);
graphData.canvasData.AddDataset(0, new double[] { 0.0, 1.0 });
graphData.canvasData.AddDataset(0, new double[] { 0.0, 1.0 });
graphData.canvasData.Recalculate(0);
graphData.CreateDatasets(0);
Assert.IsTrue(graphData.canvasElementList.Contains(graphData.GetFormattedString(GraphData.GraphElementTypes.Point, 0, 0)));
Assert.IsTrue(graphData.canvasElementList.Contains(graphData.GetFormattedString(GraphData.GraphElementTypes.Point, 0, 1)));
Assert.IsTrue(graphData.canvasElementList.Contains(graphData.GetFormattedString(GraphData.GraphElementTypes.Point, 1, 0)));
Assert.IsTrue(graphData.canvasElementList.Contains(graphData.GetFormattedString(GraphData.GraphElementTypes.Point, 1, 1)));
// X-axis, Y-axis, Label 0, two polylines for the dataset, two polylines for the averages, four datapoint
Assert.AreEqual(11, graphData.canvasElementList.Count);
}