reverse proxy tests

lib/pleroma/reverse_proxy/client.ex

@@ -0,0 +1,24 @@
+defmodule Pleroma.ReverseProxy.Client do
+  @callback request(atom(), String.t(), [tuple()], String.t(), list()) ::
+              {:ok, pos_integer(), [tuple()], reference() | map()}
+              | {:ok, pos_integer(), [tuple()]}
+              | {:ok, reference()}
+              | {:error, term()}
+
+  @callback stream_body(reference() | pid() | map()) ::
+              {:ok, binary()} | :done | {:error, String.t()}
+
+  @callback close(reference() | pid() | map()) :: :ok
+
+  def request(method, url, headers, "", opts \\ []) do
+    client().request(method, url, headers, "", opts)
+  end
+
+  def stream_body(ref), do: client().stream_body(ref)
+
+  def close(ref), do: client().close(ref)
+
+  defp client do
+    Pleroma.Config.get([Pleroma.ReverseProxy.Client], :hackney)
+  end
+end

lib/pleroma/reverse_proxy/reverse_proxy.ex

@@ -146,7 +146,7 @@ defmodule Pleroma.ReverseProxy do
     Logger.debug("#{__MODULE__} #{method} #{url} #{inspect(headers)}")
     method = method |> String.downcase() |> String.to_existing_atom()
 
-    case hackney().request(method, url, headers, "", hackney_opts) do
+    case client().request(method, url, headers, "", hackney_opts) do
       {:ok, code, headers, client} when code in @valid_resp_codes ->
         {:ok, code, downcase_headers(headers), client}
 
@@ -173,7 +173,7 @@ defmodule Pleroma.ReverseProxy do
         halt(conn)
 
       {:error, :closed, conn} ->
-        :hackney.close(client)
+        client().close(client)
         halt(conn)
 
       {:error, error, conn} ->
@@ -181,7 +181,7 @@ defmodule Pleroma.ReverseProxy do
           "#{__MODULE__} request to #{url} failed while reading/chunking: #{inspect(error)}"
         )
 
-        :hackney.close(client)
+        client().close(client)
         halt(conn)
     end
   end
@@ -196,7 +196,7 @@ defmodule Pleroma.ReverseProxy do
              duration,
              Keyword.get(opts, :max_read_duration, @max_read_duration)
            ),
-         {:ok, data} <- hackney().stream_body(client),
+         {:ok, data} <- client().stream_body(client),
          {:ok, duration} <- increase_read_duration(duration),
          sent_so_far = sent_so_far + byte_size(data),
          :ok <- body_size_constraint(sent_so_far, Keyword.get(opts, :max_body_size)),
@@ -378,5 +378,5 @@ defmodule Pleroma.ReverseProxy do
     {:ok, :no_duration_limit, :no_duration_limit}
   end
 
-  defp hackney, do: Pleroma.Config.get(:hackney, :hackney)
+  defp client, do: Pleroma.ReverseProxy.Client
 end