From 317a7d4f4e15a422c79af58332c6f84aea70fbff Mon Sep 17 00:00:00 2001
From: Yordis Prieto <yordis.prieto@gmail.com>
Date: Mon, 21 Oct 2024 11:00:35 -0400
Subject: [PATCH] fix: ensure adapter is set (#717)

---
 lib/tesla.ex        | 5 +++--
 test/tesla_test.exs | 7 ++++++-
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/lib/tesla.ex b/lib/tesla.ex
index 92b04ee1d..e2337134f 100644
--- a/lib/tesla.ex
+++ b/lib/tesla.ex
@@ -105,8 +105,9 @@ defmodule Tesla do
   end
 
   defp prepare(module, %{pre: pre, post: post} = client, options) do
-    env = struct(Env, options ++ [__module__: module, __client__: client])
-    stack = pre ++ module.__middleware__() ++ post ++ [effective_adapter(module, client)]
+    adapter = effective_adapter(module, client)
+    env = struct(Env, options ++ [__module__: module, __client__: %{client | adapter: adapter}])
+    stack = pre ++ module.__middleware__() ++ post ++ [adapter]
     {env, stack}
   end
 
diff --git a/test/tesla_test.exs b/test/tesla_test.exs
index e6e12397f..8b6495034 100644
--- a/test/tesla_test.exs
+++ b/test/tesla_test.exs
@@ -49,7 +49,7 @@ defmodule TeslaTest do
       :ok
     end
 
-    test "defauilt adapter" do
+    test "default adapter" do
       assert Tesla.effective_adapter(EmptyClient) == {Tesla.Adapter.Httpc, :call, [[]]}
     end
 
@@ -63,6 +63,11 @@ defmodule TeslaTest do
       assert Tesla.effective_adapter(ModuleAdapterClient) == {Tesla.Mock, :call, [[]]}
     end
 
+    test "ensure adapter is set" do
+      assert {:ok, response} = ModuleAdapterClient.request(url: "test")
+      assert response.__client__.adapter
+    end
+
     test "execute module adapter" do
       assert {:ok, response} = ModuleAdapterClient.request(url: "test")
       assert response.url == "test/module/someopt"