simplify running tests

Author: jarlah

.github/workflows/elixir.yml

@@ -51,7 +51,7 @@ jobs:
     - name: Install dependencies
       run: mix deps.get
     - name: Run tests
-      run: MIX_ENV=test mix citest
+      run: mix citest
     - name: Verify version
       run: |
         mix run -e "if(Testcontainers.Constants.library_version() == Mix.Project.config()[:version], do: IO.puts("OK"), else: System.halt(\"version mismatch\"))"

mix.exs

@@ -23,6 +23,11 @@ defmodule TestcontainersElixir.MixProject do
         links: %{"GitHub" => @source_url},
         licenses: ["MIT"]
       ],
+      preferred_cli_env: [
+        test: :test,
+        citest: :test,
+        "testcontainers.test": :test
+      ],
       test_coverage: [
         summary: [threshold: 50],
         ignore_modules: [
@@ -34,7 +39,6 @@ defmodule TestcontainersElixir.MixProject do
     ]
   end
 
-  defp elixirc_paths(:test), do: ["lib", "docker_engine_api", "test/support"]
   defp elixirc_paths(_), do: ["lib", "docker_engine_api"]
 
   def application do

test/test_helper.exs

@@ -1,3 +1,6 @@
+Path.wildcard("test/support/**/*.ex")
+|> Kernel.ParallelCompiler.compile()
+
 Testcontainers.start_link()
 
 ExUnit.start()