Hands-on Test-Driven Development: Using Ruby, Ruby on Rails, and RSpec

© Greg Donald 2024

G. DonaldHands-on Test-Driven Developmenthttps://doi.org/10.1007/978-1-4842-9748-3_4

4. Getting Started with Ruby on Rails

Greg Donald¹  

(1)

Clarksville, TN, USA

 

In the previous chapter, we installed the Ruby language itself. In this chapter, we will install the Ruby on Rails¹ framework and some additional tools Ruby software engineers use for Ruby on Rails application development:

1. 1.

   Bundler

    
2. 2.

   Ruby on Rails

    
3. 3.

   PostgreSQL

    

Installing Bundler

Bundler² is a package manager that manages the dependencies of a Ruby application. Our project will use Bundler to manage the dependencies of our Ruby on Rails application specifically. Bundler is a Ruby gem, so we will use the Ruby gem³ command to install it:

A screenshot has a snippet ...