From 83479c5aae37289891894b97e987b4dabd19630a Mon Sep 17 00:00:00 2001
From: Leandro Pereira <leandro@leandro.io>
Date: Mon, 27 Jan 2025 17:36:59 -0500
Subject: [PATCH] test: Add tests for `Config.modify_configuration_code/5`
 (#210)

---
 test/igniter/project/config_test.exs | 38 ++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/test/igniter/project/config_test.exs b/test/igniter/project/config_test.exs
index 0ef5134..2739ce6 100644
--- a/test/igniter/project/config_test.exs
+++ b/test/igniter/project/config_test.exs
@@ -509,4 +509,42 @@ defmodule Igniter.Project.ConfigTest do
                false
     end
   end
+
+  describe "modify_configuration_code/5" do
+    test "replace existing config" do
+      zipper =
+        ~s"""
+        import Config
+        config :fake, foo: [bar: "baz"]
+        """
+        |> Sourceror.parse_string!()
+        |> Sourceror.Zipper.zip()
+
+      config =
+        zipper
+        |> Igniter.Project.Config.modify_configuration_code([:foo], :fake, true)
+        |> Igniter.Util.Debug.code_at_node()
+
+      assert String.contains?(config, "config :fake, foo: true")
+    end
+
+    test "update existing config" do
+      zipper =
+        ~s"""
+        import Config
+        config :fake, foo: [bar: "baz"]
+        """
+        |> Sourceror.parse_string!()
+        |> Sourceror.Zipper.zip()
+
+      config =
+        zipper
+        |> Igniter.Project.Config.modify_configuration_code([:foo], :fake, true, fn zipper ->
+          Igniter.Code.Keyword.put_in_keyword(zipper, [:bar], true)
+        end)
+        |> Igniter.Util.Debug.code_at_node()
+
+      assert String.contains?(config, "config :fake, foo: [bar: true]")
+    end
+  end
 end