From 81001dea3546279c4028540d0a081b14d199a368 Mon Sep 17 00:00:00 2001
From: Edward Zhou <edward.zhq@gmail.com>
Date: Fri, 1 Jun 2018 23:32:14 +0800
Subject: [PATCH] fix utf8 characters serialization issue

---
 lib/exvcr/handler.ex | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/exvcr/handler.ex b/lib/exvcr/handler.ex
index ee2432a..3524d36 100644
--- a/lib/exvcr/handler.ex
+++ b/lib/exvcr/handler.ex
@@ -140,6 +140,7 @@ defmodule ExVCR.Handler do
   defp get_response_from_server(request, recorder, record?) do
     adapter = ExVCR.Recorder.options(recorder)[:adapter]
     response = :meck.passthrough(request)
+               |> convert_body
                |> adapter.hook_response_from_server
     if record? do
       raise_error_if_cassette_already_exists(recorder, inspect(request))
@@ -149,6 +150,11 @@ defmodule ExVCR.Handler do
     response
   end
 
+  defp convert_body(response) do
+    {status, code, headers, body} = response
+    {status, code, headers, IO.iodata_to_binary(body)}
+  end
+
   defp ignore_request?(request, recorder) do
     ignore_localhost = ExVCR.Recorder.options(recorder)[:ignore_localhost] || ExVCR.Setting.get(:ignore_localhost)
     if ignore_localhost do