public void NodeViewShouldNotIncludeLinksNotMatchingPredicate()
{
// arrange
var graph = new Graph();
var nodeA1 = graph.AddNode(new SampleNode("A1"));
var nodeA2 = graph.AddNode(new SampleNode("A2"));
var link1 = graph.AddLink(nodeA1, nodeA2, new SampleLink("1"));
var link2 = graph.AddLink(nodeA1, nodeA2, new SampleLink("2"));
// act
var view = graph.PrepareView(x => x.Id.StartsWith("A"), x => ((SampleLink)x).Name != "1");
// assert
var nodeA1View = view.Nodes.Single(x => x.Node == nodeA1);
Assert.That(nodeA1View.OutboundLinks, Has.No.Member(link1));
}
public void ShouldFilterOutLinks()
{
// arrange
var graph = new Graph();
var nodeA1 = graph.AddNode(new SampleNode("A1"));
var nodeA2 = graph.AddNode(new SampleNode("A2"));
var link1 = graph.AddLink(nodeA1, nodeA2, new SampleLink("1"));
var link2 = graph.AddLink(nodeA1, nodeA2, new SampleLink("2"));
// act
var view = graph.PrepareView(x => true, x => (x is SampleLink) && ((SampleLink)x).Name == "1");
// assert
Assert.That(view.Links, Has
.Member(link1)
.And.Not.Member(link2),
"Nodes has not been filtered");
}
public void ShouldFilterOutNodes()
{
// arrange
var graph = new Graph();
var nodeA1 = graph.AddNode(new SampleNode("A1"));
var nodeA2 = graph.AddNode(new SampleNode("A2"));
var nodeB1 = graph.AddNode(new SampleNode("B1"));
var nodeB2 = graph.AddNode(new SampleNode("B2"));
// act
var view = graph.PrepareView(x => x.Id.StartsWith("A"), x => true);
// assert
Assert.That(view.Nodes.Select(x => x.Node), Has
.Member(nodeA1)
.And.Member(nodeA2)
.And.Not.Member(nodeB1)
.And.Not.Member(nodeB2),
"Nodes has not been filtered");
}
public void ShouldNotIncludeLinksWithEndNotMatchingPredicate()
{
// arrange
var graph = new Graph();
var nodeA1 = graph.AddNode(new SampleNode("A1"));
var nodeA2 = graph.AddNode(new SampleNode("A2"));
var nodeB1 = graph.AddNode(new SampleNode("B1"));
var nodeB2 = graph.AddNode(new SampleNode("B2"));
var link1 = graph.AddLink(nodeA1, nodeB2, new SampleLink("1"));
var link2 = graph.AddLink(nodeB1, nodeA2, new SampleLink("2"));
var link3 = graph.AddLink(nodeA1, nodeA2, new SampleLink("3"));
// act
var view = graph.PrepareView(x => x.Id.StartsWith("A"), x => true);
// assert
Assert.That(view.Links, Has
.No.Member(link1)
.And.No.Member(link2)
.And.Member(link3));
}
