public HierarchicalDataContext GetColoredNestedExample()
{
var root = new HierarchicalData("root");
var scheme = new ColorScheme(new[] { "c1", "c2", "c3" });
HierarchicalData child;
child = new HierarchicalData("ra", 10)
{
ColorKey = "c1"
};
root.AddChild(child);
child = new HierarchicalData("ra", 10)
{
ColorKey = "c2"
};
root.AddChild(child);
child = new HierarchicalData("ra", 10)
{
ColorKey = "c3"
};
root.AddChild(child);
child = new HierarchicalData("ra", 10)
{
ColorKey = "unknown"
};
root.AddChild(child);
root.SumAreaMetrics();
Console.WriteLine(root.CountLeafNodes());
return(new HierarchicalDataContext(root, scheme));
}
public HierarchicalDataContext CreateHierarchyFromFilesystem(string path, bool subDirs)
{
var item = new HierarchicalData(path);
FillChildren(item, subDirs);
item.RemoveLeafNodesWithoutArea();
item.SumAreaMetrics();
item.NormalizeWeightMetrics();
Debug.WriteLine("Nodes: " + item.CountLeafNodes());
return(new HierarchicalDataContext(item));
}
public void RemoveLeafNodesWithoutArea_WorksRecursively()
{
// Arrange
var root = new HierarchicalData("root");
var a_leaf = new HierarchicalData("a_leaf", 1);
var b_empty = new HierarchicalData("b");
var c_level = new HierarchicalData("c");
var c_leaf = new HierarchicalData("c_leaf", double.NaN);
root.AddChild(a_leaf);
root.AddChild(b_empty);
root.AddChild(c_level);
c_level.AddChild(c_leaf);
root.RemoveLeafNodesWithoutArea();
// Assert
// After c_leaf was deleted, c_level is deleted too.
Assert.AreEqual(1, root.CountLeafNodes());
Assert.AreEqual("root", root.Name);
Assert.AreEqual(1, root.Children.Count);
Assert.AreEqual("a_leaf", root.Children.First().Name);
}