There are two main testing gems within rails, Rspec and Minitest. Since Minitest ships with Rails, lets focus on how to use it with rails.
If we are starting from scratch, we can create a new app by rails new TestSuite -T
. The -T tells rails not to include any test units upon creating the app. This means that rails will not generate and test or spec files upon generating any scaffolds or models.
We can add minitest to our project by opening ...