Lightweight Dependency Injection In Elixir (Without the Tears) Andrew Hao · March 19th, 2018 In our last Elixir blog post, “Functional Mocks with Mox in Elixir”, we discussed how testing across module boundaries could be made easier by creating a Behaviour for a collaborating module, then utilizing the wonderful framework Mox to substitute a lightweight mock module in tests. This approach is well