From 98229529f6d154a3aff9e0decf05badae09c4a69 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Valim?= <jose.valim@dashbit.co>
Date: Tue, 17 Dec 2024 10:03:36 +0100
Subject: [PATCH] Do not warn for CaseTemplate options, closes #14077

---
 lib/ex_unit/lib/ex_unit/case.ex                 | 7 ++++++-
 lib/ex_unit/lib/ex_unit/case_template.ex        | 2 +-
 lib/ex_unit/test/ex_unit/case_template_test.exs | 2 +-
 3 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/lib/ex_unit/lib/ex_unit/case.ex b/lib/ex_unit/lib/ex_unit/case.ex
index 0a61ae74410..21701d870d9 100644
--- a/lib/ex_unit/lib/ex_unit/case.ex
+++ b/lib/ex_unit/lib/ex_unit/case.ex
@@ -315,6 +315,11 @@ defmodule ExUnit.Case do
     end
   end
 
+  @keys [:async, :group, :parameterize, :register]
+
+  @doc false
+  def __keys__(opts), do: Keyword.take(opts, @keys)
+
   @doc false
   def __register__(module, opts) do
     if not Keyword.keyword?(opts) do
@@ -324,7 +329,7 @@ defmodule ExUnit.Case do
     end
 
     {register?, opts} = Keyword.pop(opts, :register, true)
-    {next_opts, opts} = Keyword.split(opts, [:async, :group, :parameterize])
+    {next_opts, opts} = Keyword.split(opts, @keys)
 
     if opts != [] do
       IO.warn("unknown options given to ExUnit.Case: #{inspect(opts)}")
diff --git a/lib/ex_unit/lib/ex_unit/case_template.ex b/lib/ex_unit/lib/ex_unit/case_template.ex
index 0e4023a8ff0..2449b7c1998 100644
--- a/lib/ex_unit/lib/ex_unit/case_template.ex
+++ b/lib/ex_unit/lib/ex_unit/case_template.ex
@@ -83,7 +83,7 @@ defmodule ExUnit.CaseTemplate do
   # We inject this code in the module that calls "use MyTemplate".
   def __proxy__(module, opts) do
     quote do
-      use ExUnit.Case, unquote(opts)
+      use ExUnit.Case, ExUnit.Case.__keys__(unquote(opts))
 
       setup_all context do
         unquote(module).__ex_unit__(:setup_all, context)
diff --git a/lib/ex_unit/test/ex_unit/case_template_test.exs b/lib/ex_unit/test/ex_unit/case_template_test.exs
index b5265a8ce55..d660a32eb8d 100644
--- a/lib/ex_unit/test/ex_unit/case_template_test.exs
+++ b/lib/ex_unit/test/ex_unit/case_template_test.exs
@@ -36,7 +36,7 @@ defmodule ExUnit.NestedCase do
 end
 
 defmodule ExUnit.CaseTemplateTest do
-  use ExUnit.SampleCase, async: true
+  use ExUnit.SampleCase, async: true, another_option: 123
   use ExUnit.NestedCase
 
   two = 2