diff --git a/apps/log_monitor/src/mailer.erl b/apps/log_monitor/src/mailer.erl
index 94cd7bd..39f7a40 100644
--- a/apps/log_monitor/src/mailer.erl
+++ b/apps/log_monitor/src/mailer.erl
@@ -14,7 +14,6 @@
 
 %% API
 -export([start_link/0]).
--export([test/0]).
 
 %% gen_server callbacks
 -export([init/1, handle_call/3, handle_cast/2, handle_info/2,
@@ -36,26 +35,6 @@
 start_link() ->
     gen_server:start_link(?MODULE, [], []).
 
-%%--------------------------------------------------------------------
-%% @doc
-%% Send an email to test the configuration.
-%%
-%% @spec test() -> binary() | {error, Type, Message}
-%% @end
-%%--------------------------------------------------------------------
-test() ->
-    {ok, EmailConfig} = application:get_env(log_monitor, email_config),
-    Sender = proplists:get_value(sender, EmailConfig),
-    AdminReceiver = proplists:get_value(admin_receiver, EmailConfig),
-    Connection = proplists:get_value(connection, EmailConfig),
-    Subject = "Test",
-    error_logger:info_msg("Sender: ~s, Receiver: ~s, Subject: ~s~n", [Sender, AdminReceiver, Subject]),
-    gen_smtp_client:send_blocking(
-      {Sender, [AdminReceiver],
-       io_lib:format("Subject: ~s\r\nFrom: ~s\r\n\r\nTest~n", [Subject, Sender])},
-      Connection
-     ).
-
 %%%===================================================================
 %%% gen_server callbacks
 %%%===================================================================
diff --git a/apps/log_monitor/src/test.erl b/apps/log_monitor/src/test.erl
new file mode 100644
index 0000000..7d673e6
--- /dev/null
+++ b/apps/log_monitor/src/test.erl
@@ -0,0 +1,56 @@
+%%%-------------------------------------------------------------------
+%%% @author Fabio Salvini <fs@fabiosalvini.com>
+%%% @copyright (C) 2017, Fabio Salvini
+%%% @doc
+%%%
+%%% @end
+%%% Created :  2 Jul 2017 by Fabio Salvini <fs@fabiosalvini.com>
+%%%-------------------------------------------------------------------
+-module(test).
+
+%% API
+-export([email/0]).
+-export([regex/2]).
+
+%%%===================================================================
+%%% API
+%%%===================================================================
+
+%%--------------------------------------------------------------------
+%% @doc
+%% Send an email to test the configuration.
+%%
+%% @spec email -> binary() | {error, Type, Message}
+%% @end
+%%--------------------------------------------------------------------
+email() ->
+    {ok, EmailConfig} = application:get_env(log_monitor, email_config),
+    Sender = proplists:get_value(sender, EmailConfig),
+    AdminReceiver = proplists:get_value(admin_receiver, EmailConfig),
+    Connection = proplists:get_value(connection, EmailConfig),
+    Subject = "Test",
+    error_logger:info_msg("Sender: ~s, Receiver: ~s, Subject: ~s~n", [Sender, AdminReceiver, Subject]),
+    gen_smtp_client:send_blocking(
+      {Sender, [AdminReceiver],
+       io_lib:format("Subject: ~s\r\nFrom: ~s\r\n\r\nTest~n", [Subject, Sender])},
+      Connection
+     ).
+
+%%--------------------------------------------------------------------
+%% @doc
+%% Check if the regex match the line.
+%%
+%% @spec regex(Regex, Line) -> match | nomatch
+%% @end
+%%--------------------------------------------------------------------
+regex(Regex, Line) ->
+    case re:run(Line, Regex) of
+        {match, _} ->
+            match;
+        nomatch ->
+            nomatch
+    end.
+
+%%%===================================================================
+%%% Internal functions
+%%%===================================================================