In Rails, one thing that I love doing is to throw a
pry in a test to make sure
that my test environment is set up the correct way and to help debug while
writing the code to get my tests to pass. The great thing about Phoenix is that
you can similarly set up
pry to do the same thing. Below, I will describe
how I use
pry when I test a Phoenix app.
First, for the file that you want to throw your
IEx.pry into, add
require IEx under your
Then, where you want to stop, enter
Run your test suite by running
$ iex -S mix test --trace in your project directory.
iex -S will open up Elixir’s interactive shell so that your tests will stop
when it hits an
--trace will prevent your Elixir interactive shell from timing out after 60 seconds.