Hex (the package manager) is pretty great along with the rest of Elixir's core ecosystem (ExUnit, hexdocs, Mix, etc). In Ruby-land I use RSpec almost exclusive

Hex (the package manager) is pretty great along with the rest of Elixir's core ecosystem (ExUnit, hexdocs, Mix, etc). In Ruby-land I use RSpec almost exclusively but in Elixir I stick to ExUnit and it's great. I feel like there's not as much of a need for something RSpec like in Elixir-land due it being functional.