public void Test_Composite()
{
int result = -1;
MyComposite c1 = new MyComposite();
c1.Add(new MyCompositeLeaf(1));
c1.Add(new MyCompositeLeaf(2));
MyComposite c2 = new MyComposite();
c2.Add(new MyCompositeLeaf(3));
c2.Add(new MyCompositeLeaf(1));
MyComposite c0 = new MyComposite();
c0.Add(c1);
c0.Add(new MyCompositeLeaf(5));
c0.Add(c2);
result = c0.Operation("param0");
Assert.AreEqual(12, result);
// access to subchildren
result = c0.GetChild(0).Operation("param1");
Assert.AreEqual(3, result);
// invalid child
Assert.IsNull(c0.GetChild(-1));
Assert.IsNull(c0.GetChild(5));
}
// Use this for initialization
void Start()
{
MyIComponent theRoot = new MyComposite("Root");
theRoot.Add(new MyLeaf("叶子111"));
theRoot.Add(new MyLeaf("叶子222"));
MyIComponent theChild1 = new MyComposite("子节点1");
theChild1.Add(new MyLeaf("子节点1的叶子1"));
theChild1.Add(new MyLeaf("子节点2的叶子2"));
theRoot.Add(theChild1);
theRoot.Operation();
MyLeaf myLeaf = new MyLeaf("111");
myLeaf.Add(new MyLeaf("2222"));
myLeaf.Operation();
}