@incdevco/framework/event-log/spec.js

node.js lambda framework

var Expect = require('chai').expect;
var Mock = require('../mock');

var EventLog = require('./index');

describe('event-log', function () {
  'use strict';
    
  var eventLog, mock;
  
  beforeEach(function () {
    
    eventLog = new EventLog();
    
    mock = new Mock();
    
  });
  
  afterEach(function () {
    
    mock.restore();
    
  });
  
  describe('emit', function() {
    
    it('should', function (done) {
      
      var data = {
        key: 'value'
      };
      
      var expected = 'expected';
      
      var name = 'name';
      
      mock.mock(eventLog.firehose)
        .expect('putRecord')
        .with({
          DeliveryStreamName: 'event-log',
          Record: {
            Data: JSON.stringify({
              name: name,
              data: data
            })
          }
        })
        .willReturnAwsPromiseResolve(expected);
        
      eventLog.emit(name, data)
      .then(function (result) {
        
        Expect(result).to.equal(expected, 'result');
        
        return mock.done(done);
        
      })
      .catch(done);
      
    });
    
  });
  
  describe('emitBatch', function() {
    
    it('should', function (done) {
      
      var data = {
        key: 'value'
      };
      
      var expected = 'expected';
      
      var name = 'name';
      
      mock.mock(eventLog.firehose)
        .expect('putRecordBatch')
        .with({
          DeliveryStreamName: 'event-log',
          Records: [
            {
              Data: JSON.stringify({
                name: name,
                data: data
              })
            }
          ]
        })
        .willReturnAwsPromiseResolve(expected);
        
      eventLog.emitBatch([
        {
          name: name,
          data: data
        }
      ])
      .then(function (result) {
        
        Expect(result).to.equal(expected, 'result');
        
        return mock.done(done);
        
      })
      .catch(done);
      
    });
    
  });
  
  describe('eventToFirehoseRecord', function() {
    
    it('should', function () {
      
      var data = {
        key: 'value'
      };
      
      var name = 'name';
      
      var expected = {
        Data: JSON.stringify({
          name: name,
          data: data
        })
      };
      
      var result = eventLog.eventToFirehoseRecord(name, data);
      
      Expect(result).to.deep.equal(expected, 'result');
      
    });
    
  });
    
});