thau / defmock Goto Github PK

defmodule TestedModule do
    def function_with_external_api(external_api) do
      case external_api.call_me(%{url: "https://google.com", 
                                                     params: %{q: "tesla model 3"},
                                                     method: :get}) do
        %{status_code: 200} -> :ok
        %{status_code: 404} -> :not_found
      end
    end
end

defmodule Test do
  use ExUnit.Case
  import Defmock

  test "ensure that external API is being called" do
    external_api = defmock(call_me: %{status_code: 200})
    TestedModule.function_with_external_api(external_api)

    assert external_api.called_with?(%{url: "https://google." <> _tld, params: _, method: :get})
  end 
end