relu-core/modules/rp/test/handled.js

Core for bot

var should = require("should");
var rp = require("../");
var checkRefs = require("./checkRefs");

describe("handled", function() {
	it("should not depend on a handled variable", checkRefs(function() {
		var x = rp.variable("test");
		var y = rp.variable(1);
		var z = rp.variable([1, 2, 3]);
		var h = rp.computed(function() {
			var handled = [];
			return {
				value:
					x() + y.getHandled(function(v) {
						handled.push(v);
					}) + z.getHandled(function(v) {
						handled.push(v);
					}, function(idx, item) {
						handled.push({added: item});
					}, function(idx, item) {
						handled.push({removed: item});
					}).join(""),
				handled: handled
			};
		});
		h().should.be.eql({
			value: "test1123",
			handled: []
		});
		y.set(2);
		z.push(4);
		h().should.be.eql({
			value: "test1123",
			handled: [2, {added:4}]
		});
		var oldH = h();
		x.set("TEST");
		h().should.be.eql({
			value: "TEST21234",
			handled: []
		});
		z.pop();
		z.set([0, 1, 2]);
		h().should.be.eql({
			value: "TEST21234",
			handled: [{removed:4}, [0, 1, 2]]
		});
		oldH.should.be.eql({
			value: "test1123",
			handled: [2, {added:4}]
		});
	}));
});