Add a failing test to cover auto enum generation

test/attribute_test.exs

@@ -0,0 +1,32 @@
+defmodule AshGraphql.AttributeTest do
+  use ExUnit.Case, async: false
+
+  setup do
+    Application.delete_env(:ash_graphql, AshGraphql.Test.Api)
+
+    on_exit(fn ->
+      try do
+        AshGraphql.TestHelpers.stop_ets()
+      rescue
+        _ ->
+          :ok
+      end
+    end)
+  end
+
+  test "atom attribute with one_of constraints has enums automatically generated" do
+    {:ok, %{data: data}} =
+      """
+      query {
+        __type(name: "Visibility") {
+          enumValues {
+            name
+          }
+        }
+      }
+      """
+      |> Absinthe.run(AshGraphql.Test.Schema)
+
+    assert data["__type"]
+  end
+end

test/support/resources/post.ex

@@ -234,7 +234,7 @@ defmodule AshGraphql.Test.Post do
     attribute(:embed, AshGraphql.Test.Embed)
     attribute(:text1, :string)
     attribute(:text2, :string)
-
+    attribute(:visibility, :atom, constraints: [one_of: [:public, :private]])
     create_timestamp(:created_at, private?: false)
   end