regard/test/managers/abstract.js

Sugar-interface to access multiple data sources.

var _ = require('lodash'),
    Chai = require('chai'),
    AbstractManager = require('../../lib/managers/abstract');

var clazz = AbstractManager,
    expect = Chai.expect,
    foo, bar;

describe('AbstractManager', function () {
  beforeEach(function () {
    foo = clazz();
  });
  it('should return AbstractManager instance', function () {
    foo = clazz();
    expect(foo).is.be.instanceof(AbstractManager);
    foo = new clazz();
    expect(foo).is.be.instanceof(AbstractManager);
  });
  it('should have data and index properties', function () {
    expect(foo).to.have.property('data');
    expect(foo).to.have.property('index');
  });
  it('should have add, get and has methods', function () {
    expect(foo.add).to.be.a('function');
    expect(foo.get).to.be.a('function');
    expect(foo.has).to.be.a('function');
  });
  it('should add item in data and index the key', function () {
    expect(_.find(foo.data, 'key', 'bar')).to.not.be.ok;
    expect(_.includes(foo.index, 'bar')).to.not.be.ok;
    foo.add({key:'bar'});
    expect(_.find(foo.data, 'key', 'bar')).to.be.ok;
    expect(_.includes(foo.index, 'bar')).to.be.ok;
  });
  it('should throw exception if new data do not have key', function () {
    expect(_.bind(foo.add, foo, {})).to.throw();
    expect(_.bind(foo.add, foo, {key:''})).to.throw();
    expect(_.bind(foo.add, foo, {key:[]})).to.throw();
  });
  it('should throw exception if data already exists with the new data key', function () {
    expect(foo.data.length).to.eql(0);
    foo.add({key:'bar'});
    expect(foo.data.length).to.eql(1);
    foo.add({key:'bar'});
    expect(foo.data.length).to.eql(1);
  });
  it('should return data bound with the given key', function () {
    expect(foo.get('bar')).to.not.be.ok;
    foo.add({key:'bar'});
    expect(foo.get('bar')).to.be.ok;
  });
  it('should return true if data exists with the given key', function () {
    expect(foo.has('bar')).to.not.be.ok;
    foo.add({key:'bar'});
    expect(foo.has('bar')).to.be.ok;
  });
});