dl/tests/events/UuidSpec.js

DreamLab Libs

describe('Uuid', function() {
    var Uuid = null;
    var normalizeField = function(value, length) {
        var sValue = value.toString();
        if (sValue.length < length) {
            for(var i = sValue.length ; i < length ; i++) {
                sValue = '0' + sValue;
            }
        } else if (sValue.length > length) {
            return sValue.slice(-length);
        }

        return sValue;
    };

    it('require', function () {
        expect(function () {
            Uuid = require('../../lib/events/Uuid.js').Uuid;
        }).not.toThrow();
    });

    describe('isValid', function () {
        it('should return true', function(){
            var uuid = '201511041543463453300964';
            expect(Uuid.isValid(uuid)).toBeTruthy();
        });

        it('should return false', function(){
            var uuid = null;
            expect(Uuid.isValid(uuid)).toBeFalsy();
        });

        it('should return false', function(){
            var uuid = '1234111';
            expect(Uuid.isValid(uuid)).toBeFalsy();
        });

        it('should return true', function(){
            var uuid = '20151104154346345330096a';
            expect(Uuid.isValid(uuid)).toBeFalsy();
        });
    });

    describe('isFresh', function () {
        it('should return true', function(){
            var uuid = [];
            var date = new Date();

            uuid.push(date.getFullYear().toString());
            uuid.push(normalizeField(date.getMonth() + 1, 2));
            uuid.push(normalizeField(date.getDate(), 2));
            uuid.push(normalizeField(date.getHours(), 2));
            uuid.push(normalizeField(0, 14));

            uuid = uuid.join('');
            expect(Uuid.isFresh(uuid)).toBeTruthy();
        });

        it('should return false', function(){
            var uuid = [];
            var date = new Date();
            date.setDate(date.getDate() - 5);

            uuid.push(date.getFullYear().toString());
            uuid.push(normalizeField(date.getMonth() + 1, 2));
            uuid.push(normalizeField(date.getDate(), 2));
            uuid.push(normalizeField(date.getHours(), 2));
            uuid.push(normalizeField(0, 14));

            uuid = uuid.join('');
            expect(Uuid.isFresh(uuid)).toBeFalsy();
        });

        it('should return false', function(){
            var uuid = '12344343';
            expect(Uuid.isFresh(uuid)).toBeFalsy();
        });

        it('should return false', function(){
            var uuid = null;
            expect(Uuid.isFresh(uuid)).toBeFalsy();
        });
    });

    describe('getCounter', function () {
        it('should return 13', function(){
            var uuid = '201511131200001300000000';
            expect(Uuid.getCounter(uuid, 2)).toBe(13);
        });

        it('should return 1300', function(){
            var uuid = '201511131200001300000000';
            expect(Uuid.getCounter(uuid, 4)).toBe(1300);
        });

        it('should return -1', function(){
            var uuid = 'fuuu';
            expect(Uuid.getCounter(uuid, 4)).toBe(-1);
        });
    });

});