public void CanConnect_Should_ReturnFalse_WhenDirectionsIncorrect()
{
var graph = new GraphModel(GraphTypeWithConnections);
var node1 = new NodeModel(Substitute.For <INodeType>());
var portIn1 = PortModel.Create <int>("In", PortDirection.Input);
var portOut1 = PortModel.Create <int>("Out", PortDirection.Output);
node1.AddPort(portIn1);
node1.AddPort(portOut1);
var node2 = new NodeModel(Substitute.For <INodeType>());
var portIn2 = PortModel.Create <int>("In", PortDirection.Input);
var portOut2 = PortModel.Create <int>("Out", PortDirection.Output);
node2.AddPort(portIn2);
node2.AddPort(portOut2);
graph.AddNode(node1);
graph.AddNode(node2);
Assert.That(graph.CanConnect(portIn1, portIn2), Is.False); // input input
Assert.That(graph.CanConnect(portOut1, portOut2), Is.False); // output output
Assert.That(graph.CanConnect(portIn1, portOut2), Is.False); // input output
}
public void CanConnect_Should_ReturnFalse_WhenPortsNotInGraph()
{
var graph = new GraphModel(GraphTypeWithConnections);
var nodeType = Substitute.For <INodeType>();
var node1 = new NodeModel(nodeType);
var node2 = new NodeModel(nodeType);
var port1 = PortModel.Create <string>("Out", PortDirection.Output);
var port2 = PortModel.Create <string>("In", PortDirection.Input);
Assert.That(graph.CanConnect(port1, port2), Is.False);
node1.AddPort(port1);
node2.AddPort(port2);
Assert.That(graph.CanConnect(port1, port2), Is.False);
}
public void CanConnect_Should_ReturnFalse_WhenSameNode()
{
var graph = new GraphModel(GraphTypeWithConnections);
var node1 = new NodeModel(Substitute.For <INodeType>());
var port1 = PortModel.Create <string>("1", PortDirection.Output);
var port2 = PortModel.Create <string>("2", PortDirection.Input);
node1.AddPort(port1);
node1.AddPort(port2);
graph.AddNode(node1);
Assert.That(graph.CanConnect(port1, port2), Is.False);
}