public void Calculate_WithChildrenArea_Works()
{
var model = _modelBuilder
.AddNodes("A", "B")
.AddRelationships("A->B")
.AddChildNodes("B", "C", "D")
.AddRelationships("C->D")
.Model;
var diagramBuilder = new DiagramBuilder(model)
.AddNodes(("A", 1, 1), ("B", 2, 2))
.AddChildNodes("B", ("C", 3, 3), ("D", 4, 4))
.AddAllRelationships();
var rootLayoutInfo = SetUpRootLayoutInfo(diagramBuilder, ("A", 0, 0), ("B", 1, 1));
var nodeBLayoutInfo = SetUpNodeLayoutInfo(diagramBuilder, "B", ("C", 0, 0), ("D", 1, 1));
var diagramLayoutInfo = CreateLayoutAlgorithm().Calculate(diagramBuilder.Diagram);
diagramLayoutInfo.RootNodes.Should().BeEquivalentTo(rootLayoutInfo.Nodes);
var nodeBResult = diagramLayoutInfo.RootNodes.First(i => i.Node.Name == "B");
nodeBResult.ChildrenArea.Nodes.Should().BeEquivalentTo(nodeBLayoutInfo.Nodes);
// C+D rect should be: from C.TopLeft(0,0) to D.TopLeft(1,1) + D.PayloadAreaSize(4,4)
nodeBResult.ChildrenArea.Rect.Should().Be(new Rect2D(0, 0, 5, 5));
// B rect should be B.TopLeft(1,1) + B.Size(5,7) which comes from stacking B.PayloadAreaSize(2,2) and B.ChildrenAreaSize(5,5)
nodeBResult.Rect.Should().Be(new Rect2D(1, 1, 6, 8));
}
public void Calculate_RootNodesOnly_Works()
{
var model = _modelBuilder
.AddNodes("A", "B")
.AddRelationships("A->B")
.Model;
var diagramBuilder = new DiagramBuilder(model)
.AddNodes(("A", 1, 1), ("B", 2, 2))
.AddAllRelationships();
var rootLayoutInfo = SetUpRootLayoutInfo(diagramBuilder, ("A", 0, 0), ("B", 1, 1));
var diagramLayoutInfo = CreateLayoutAlgorithm().Calculate(diagramBuilder.Diagram);
diagramLayoutInfo.RootNodes.Should().BeEquivalentTo(rootLayoutInfo.Nodes);
}
