Test Driven Development
A practical guide to help you get into the test (failure) driven development mindset using RSpec in Ruby on Rails
What is Test Driven Development, TDD
In short, test drive development or TDD is a development methodology by which tests are written before implementation code. Tests are written to fail and developers would work towards getting them to pass by writing the necessary code. This process is often described as the “Red, Green, Refactor” cycle.
“Writing tests is a waste of time”
That’s what I thought when I first learned to write tests. I was a freelance developer when I started. I was cash strapped and the last thing I needed was more work to get things done. Writing tests to me wasn’t only a concept that was hard to grasp, it was…
REFACTORING
Using service objects and success or failure blocks to help you write maintainable ruby on rails controllers
What is a Service Object?
Simply said, it’s a plain ruby object that serves only a single purpose. Just like a chair. It only serves to let people sit on it. Period. There are many reasons for this. It makes it easier for anyone to understand what it does while also making it easier to write tests.
Insight: One thing I have learned over the years writing maintainable code is that objects in the software development world can be better understood and written by relating it to real world objects. Just like how you wouldn’t want your electric stove top to also serve as your…
STEP-BY-STEP GUIDE
Complete step-by-step guide on setting up Bootstrap using Webpacker in Rails 6
What is Webpacker?
It is essentially a gem that makes it easy for us to use Webpack in Rails applications.
So what does Webpack do? Simply put, it takes all of assets (JavaScripts, css, images, font files, etc.) and bundle them together to make one giant file that you can include into your Rails application. Internally it creates a dependency graph which helps it to navigate through all your asset dependencies in order to generate the bundled file. Like anything else, you can configure webpack via webpacker to generate multiple bundles. …
Adrian Teh
Entrepreneur. Ruby Engineer. Co-founder of Evercondo.com (Acquired). Currently Application Architect and Team Leader at Frontsteps.com
