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index.js
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index.js
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var isBrowser = this.window ? true : false,
Node = isBrowser ? require("tree-node") : require(".."),
type = isBrowser ? require("type") : require("./type"),
assert = isBrowser ? require("assert") : require("assert").ok;
describe("Node",function(){
function testInit(node){
assert(node.id === node._id && type(node._id) === "string");
assert(type(node._childs) === "object");
assert(type(node._childIdsList === "array"));
assert(type(node._data) === "object");
}
it("#new Node()",function(){
var node = new Node();
testInit(node);
assert(type(node._parent) === "null" && node._parent === node.parent);
});
it("#createChild()",function(){
var root = new Node();
var child = root.createChild();
testInit(child);
assert(root === child.parent);
});
it("#appendChild(child)",function(){
var root = new Node();
var node = new Node();
assert(root.appendChild(node).getChild(node.id) === node);
assert(node.parent === root);
assert(root._childs[node.id] === node);
assert(root._childIdsList[0] === node.id);
node.appendChild(root);
assert(root.parent === null);
});
it("#removeChild(childId)",function(){
var root = new Node();
var node = new Node();
root.appendChild(node).removeChild(node.id);
assert(node.parent === null);
assert(root._childs[node.id] === undefined);
assert(root._childIdsList[0] === undefined);
});
it("#replaceNode(child,targetId)" ,function(){
var root = new Node();
var node = new Node();
var node2 = new Node();
root.appendChild(node);
root.replaceNode(node2,node.id);
assert(node.parent === null);
assert(node2.parent === root);
});
it("#position([nodeId]))",function(){
var root = new Node();
assert(root.position() === null);
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1).appendChild(n2);
assert(root.position(n1.id) === 0);
assert(root.position(n2.id) === 1);
assert(n1.position() === 0);
assert(n2.position() === 1);
});
it("#layer([nodeId])",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1).appendChild(n2);
assert(root.layer() === 0);
assert(root.layer(n1.id) === 1);
assert(root.layer(n2.id) === 1);
assert(n1.layer() === 1);
assert(n2.layer() === 1);
});
it("#top()",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1).appendChild(n2);
root.top(n2.id);
assert(n2.position() === 0);
assert(n1.position() === 1);
});
it("#up()",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1).appendChild(n2);
root.up(n2.id);
assert(n2.position() === 0);
assert(n1.position() === 1);
});
it("#down()",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1).appendChild(n2);
root.down(n1.id);
assert(n2.position() === 0);
assert(n1.position() === 1);
});
it("#move(src , target)",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1)
.appendChild(n2)
.move(n1.id,n2.id)
.move(n2.id,n1.id)
assert(root._childIdsList.length === 1);
assert(n2._childIdsList.length === 1);
});
it("#prevNode([nodeId])",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1)
.appendChild(n2);
assert(n2.prevNode() === n1);
assert(root.prevNode(n2.id) === n1);
});
it("#nextNode([nodeId])",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1)
.appendChild(n2);
assert(n1.nextNode() === n2);
assert(root.nextNode(n1.id) === n2);
});
it("#isRoot",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
root.appendChild(n1)
.appendChild(n2);
assert(n1.isRoot() === false);
assert(root.isRoot()=== true);
});
it("#data()",function(){
var node = new Node();
node.data("name","leo");
assert(node.data("name") === "leo");
node.data({age:12});
assert(node.data("name") === "leo" && node.data("age") === 12);
node.data({age:13});
assert(node.data("name") === "leo" && node.data("age") === 13);
assert(node.data() === node._data);
var node2 = new Node();
node2.data({age:12});
var data = node2.data();
data.age = data.age + 1;
node2.data(data);
data.age = data.age + 1;
node2.data(data);
assert(data.age === 14);
});
it("#json",function(){
var o = new Node().json;
assert(typeof o.id === "string");
assert(type(o.childs) === "object");
assert(type(o.childIdsList === "array"));
assert(type(o.data) === "object");
});
it("#reborn",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
var o = root.appendChild(n1).appendChild(n2).json;
var root2 = new Node();
o = root2.reborn(o).json;
assert(typeof o.id === "string");
assert(type(o.childs) === "object");
assert(type(o.childIdsList === "array"));
assert(type(o.data) === "object");
})
it("#allChildIds",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
var o = root.appendChild(n1).appendChild(n2);
assert(root.allChildIds.length === 2)
})
it("#nextDepthNode",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
var n3 = new Node;
var o = root.appendChild(n1).appendChild(n2);
n2.appendChild(n3);
var nn = root.nextDepthNode().nextDepthNode().nextDepthNode();
assert(nn === n3)
})
it("#prevDepthNode",function(){
var root = new Node();
var n1 = new Node;
var n2 = new Node;
var n3 = new Node;
var o = root.appendChild(n1).appendChild(n2);
n2.appendChild(n3);
var nn = n3.prevDepthNode();
assert(nn === n2)
})
});