@incdevco/framework/lambda/kinesis-stream/spec.js

node.js lambda framework

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

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

describe('lambda kinesis', function () {
  'use strict';
  
  var config, lambda, mock, sandbox;
  
  beforeEach(function () {
    
    config = {};
    
    lambda = new Lambda(config);
    
    mock = new Mock();
    
    sandbox = Sinon.sandbox.create();
    
    sandbox.stub(lambda, 'log');
    
  });
  
  afterEach(function () {
    
    mock.restore();
    
    sandbox.verifyAndRestore();
    
  });
  
  describe('handler', function () {
    
    it('should', function (done) {
      
      var context, event, expected;
      
      context = {
        fail: done,
        succeed: function (result) {
          
          Expect(result).to.equal(expected, 'result');
          
          mock.done(done);
          
        }
      };
      
      event = require('./example-event.json');
      
      expected = 1;
      
      lambda.handler(event, context);
        
    });
    
    it('should catch any exception thrown by handleRecord', function (done) {
      
      var context, event, expected;
      
      context = {
        succeed: done,
        fail: function (result) {
          
          try {
            
            Expect(result).to.deep.equal(expected, 'result');
            
            mock.done(done);
            
          } catch (exception) {
            
            done(exception);
            
          }
          
        }
      };
      
      event = require('./example-event.json');
      
      expected = new Error('expected');
      
      mock.mock(lambda).expect('handleRecord')
        .willReject(expected);
      
      lambda.handler(event, context);
        
    });
    
  });
  
});