Testing Meteor Applications

End-to-End Testing with Cucumber and Nightwatch

By: Adrian Lanning & Abigail Watson

Agenda

• Testing Overview
• Cucumber
• Nightwatch

Types of Testing

• End-to-End Testing
    (aka Acceptance, Functional)
• Integration Testing
• Unit Testing
• Usability Testing
• Load / Stress Testing
• Performance Testing

End-to-End Testing

• Tests execute as a client from
  the boundaries of the service
  • Test your Web UI
    via Browser Automation
    (Selenium + WebDriver)
     
  • Test REST API via
    standard HTTP calls
     
• Meteor Test Frameworks: 
  • Cucumber
  • Nightwatch 

Integration Testing

• Tests run in regular Meteor context
  • Meteor, Mongo,
    Template, Session
    on client
     
  • Meteor, Mongo,
    process.env on server
     
• Meteor Test Frameworks: 
  • Mocha
  • Jasmine
  • Tinytest
  • Laika

Unit Testing

• Tests run in isolated context
  • super fast
     
  • have to mock/stub anything
    code depends on to run
    
     
• Meteor Test Frameworks: 
  • Jasmine

(It's a sticker...)

Behavior Driven Development

Source - https://cukes.info/

Describe behavior in plain text

Write step definitions

Meteor-Cucumber demos

• Add to existing meteor app
  meteor add xolvio:cucumber
   
• velocity-examples
   
• Letterpress

Meteor Testing Resources

• Books
  • Meteor Testing - http://www.meteortesting.com/
    15% off discount, good until Feb. 21, 2015
    https://gumroad.com/l/CjWVEw/devshop-ny
• Test Frameworks - http://velocity.meteor.com/
  • https://github.com/xolvio/meteor-cucumber
  • https://github.com/meteor-velocity/nightwatch-framework
• Examples
  • https://github.com/meteor-velocity/velocity-examples
  • https://github.com/xolvio/Letterpress