public void CanCloneWithJsonSerialize()
{
var original = ScriptableObject.CreateInstance <TestGraph>();
var node1 = new EmptyNode();
var node2 = new EmptyNode();
node1.AddPort(new Port {
Name = "Output",
Direction = PortDirection.Output,
Type = typeof(float),
});
node2.AddPort(new Port {
Name = "Input",
Direction = PortDirection.Input,
Type = typeof(float),
});
original.AddNode(node1);
original.AddNode(node2);
original.AddEdge(
node1.GetPort("Output"),
node2.GetPort("Input")
);
// ---- Clone via JsonUtility ----
var json = JsonUtility.ToJson(original, true);
var clone = ScriptableObject.CreateInstance <TestGraph>();
JsonUtility.FromJsonOverwrite(json, clone);
// ---- Check Integrity ----
var cloneNode1 = clone.GetNodeById(node1.ID);
var cloneNode2 = clone.GetNodeById(node2.ID);
Assert.AreEqual(2, clone.Nodes.Count);
// Check class deserialization
Assert.IsInstanceOf <EmptyNode>(clone.Nodes.ElementAt(0));
Assert.IsInstanceOf <EmptyNode>(clone.Nodes.ElementAt(1));
Assert.AreNotSame(cloneNode1, node1);
Assert.AreEqual(node1.ID, cloneNode1.ID);
Assert.AreNotSame(cloneNode2, node2);
Assert.AreEqual(node2.ID, cloneNode2.ID);
// Check port deserialization
Assert.IsInstanceOf <Port>(cloneNode1.GetPort("Output"));
Assert.IsInstanceOf <Port>(cloneNode2.GetPort("Input"));
// Check connections
var outputsFromNode1 = cloneNode1.GetPort("Output").ConnectedPorts;
var inputsToNode2 = cloneNode2.GetPort("Input").ConnectedPorts;
Assert.AreEqual(1, outputsFromNode1.Count());
Assert.AreEqual(1, inputsToNode2.Count());
// TODO: These are pointing to node1 and node2 because
// the graph reference stored in AbstractNode.graph
// still points to the old instance when cloned,
// thus the ports read the wrong graph when retrieving
// connected node information.
Assert.AreSame(cloneNode2, outputsFromNode1.First().Node);
Assert.AreSame(cloneNode1, inputsToNode2.First().Node);
}
public void CanCloneWithInstantiation()
{
var original = ScriptableObject.CreateInstance <TestGraph>();
var node1 = new EmptyNode();
var node2 = new EmptyNode();
node1.AddPort(new Port {
Name = "Output",
Direction = PortDirection.Output,
Type = typeof(float),
});
node2.AddPort(new Port {
Name = "Input",
Direction = PortDirection.Input,
Type = typeof(float),
});
original.AddNode(node1);
original.AddNode(node2);
original.AddEdge(
node1.GetPort("Output"),
node2.GetPort("Input")
);
// ---- Clone via Instantiate ----
var clone = Object.Instantiate(original);
// ---- Check Integrity ----
var cloneNode1 = clone.GetNodeById(node1.ID);
var cloneNode2 = clone.GetNodeById(node2.ID);
Assert.AreEqual(2, clone.Nodes.Count);
// Check class deserialization
Assert.IsInstanceOf <EmptyNode>(clone.Nodes.ElementAt(0));
Assert.IsInstanceOf <EmptyNode>(clone.Nodes.ElementAt(1));
Assert.AreNotSame(cloneNode1, node1);
Assert.AreEqual(node1.ID, cloneNode1.ID);
Assert.AreNotSame(cloneNode2, node2);
Assert.AreEqual(node2.ID, cloneNode2.ID);
// Check port deserialization
Assert.IsInstanceOf <Port>(cloneNode1.GetPort("Output"));
Assert.IsInstanceOf <Port>(cloneNode2.GetPort("Input"));
// Check connections
var outputsFromNode1 = cloneNode1.GetPort("Output").ConnectedPorts;
var inputsToNode2 = cloneNode2.GetPort("Input").ConnectedPorts;
Assert.AreEqual(1, outputsFromNode1.Count());
Assert.AreEqual(1, inputsToNode2.Count());
Assert.AreSame(cloneNode2, outputsFromNode1.First().Node);
Assert.AreSame(cloneNode1, inputsToNode2.First().Node);
}