Add remote request capability

test/birdy_chat_web/api/messages_test.exs

@@ -1,8 +1,6 @@
 defmodule BirdyChatWeb.Api.MessagesTest do
   use BirdyChatWeb.ConnCase, async: true
 
-  import Phoenix.ChannelTest
-
   setup %{conn: conn} do
     url = ~p"/api/messages"
 
@@ -17,18 +15,6 @@ defmodule BirdyChatWeb.Api.MessagesTest do
   end
 
   describe "POST /api/messages to other server" do
-    setup do
-      server_id = "test2"
-      token = Phoenix.Token.sign(BirdyChatWeb.Endpoint, "serverAuth", server_id)
-
-      {:ok, _, socket} =
-        BirdyChatWeb.ServerSocket
-        |> socket("server_socket", %{server_id: server_id})
-        |> subscribe_and_join(BirdyChatWeb.ServerChannel, "server:#{server_id}", %{token: token})
-
-      %{socket: socket}
-    end
-
     test "returns error when a peer is unknown", %{conn: conn, url: url} do
       message = %{from: "test1-user", to: "fake-user", message: "123"}
 
@@ -41,7 +27,7 @@ defmodule BirdyChatWeb.Api.MessagesTest do
       assert result == expected_result
     end
 
-    test "broadcasts message to websocket", %{conn: conn, url: url} do
+    test "send message to the other server via HTTP", %{conn: conn, url: url} do
       message = %{from: "test1-user", to: "test2-user", message: "123"}
 
       string_message = %{
@@ -52,6 +38,26 @@ defmodule BirdyChatWeb.Api.MessagesTest do
         "server" => "test2"
       }
 
+      Req.Test.expect(BirdyChat.Dispatcher, fn conn ->
+        expected_body_params = %{
+          "from" => "test1-user",
+          "message" => "123",
+          "routing" => "remote",
+          "server" => "test2",
+          "to" => "test2-user"
+        }
+
+        {"authorization", token} =
+          Enum.find(conn.req_headers, fn {key, _v} -> key == "authorization" end)
+
+        {:ok, "test2-user"} =
+          Phoenix.Token.verify(BirdyChatWeb.Endpoint, "serverAuth", token, max_age: 1200)
+
+        assert conn.body_params == expected_body_params
+        resp = Jason.encode!(expected_body_params)
+        Plug.Conn.send_resp(conn, :created, resp)
+      end)
+
       payload = Jason.encode!(message)
       conn = post(conn, url, payload)
       assert result = json_response(conn, :created)