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diff --git a/lib/os_mon/test/os_mon_SUITE.erl b/lib/os_mon/test/os_mon_SUITE.erl
new file mode 100644
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+++ b/lib/os_mon/test/os_mon_SUITE.erl
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+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 1997-2010. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(os_mon_SUITE).
+-include("test_server.hrl").
+
+%% Test server specific exports
+-export([all/1]).
+-export([init_per_testcase/2, fin_per_testcase/2]).
+
+%% Test cases
+-export([app_file/1, config/1]).
+
+%% Default timetrap timeout (set in init_per_testcase)
+-define(default_timeout, ?t:minutes(1)).
+
+init_per_testcase(_Case, Config) ->
+    Dog = test_server:timetrap(?default_timeout),
+    [{watchdog, Dog}|Config].
+
+fin_per_testcase(_Case, Config) ->
+    Dog = ?config(watchdog, Config),
+    test_server:timetrap_cancel(Dog),
+    ok.
+
+all(suite) ->
+    case ?t:os_type() of
+	{unix, sunos} -> [app_file, config];
+	_OS -> [app_file]
+    end.
+
+app_file(suite) ->
+    [];
+app_file(doc) ->
+    ["Testing .app file"];
+app_file(Config) when is_list(Config) ->
+    ?line ok = test_server:app_test(os_mon),
+    ok.
+
+config(suite) ->
+    [];
+config(doc) ->
+    ["Test OS_Mon configuration"];
+config(Config) when is_list(Config) ->
+
+    IsReg = fun(Name) -> is_pid(whereis(Name)) end,
+    IsNotReg = fun(Name) -> undefined == whereis(Name) end,
+
+    ?line ok = application:start(os_mon),
+    ?line true = lists:all(IsReg, [cpu_sup, disksup, memsup]),
+    ?line ok = application:stop(os_mon),
+
+    ?line ok = application:set_env(os_mon, start_cpu_sup, false),
+    ?line ok = application:start(os_mon),
+    ?line true = lists:all(IsReg, [disksup, memsup]),
+    ?line true = IsNotReg(cpu_sup),
+    ?line ok = application:stop(os_mon),
+    ?line ok = application:set_env(os_mon, start_cpu_sup, true),
+
+    ?line ok = application:set_env(os_mon, start_disksup, false),
+    ?line ok = application:start(os_mon),
+    ?line true = lists:all(IsReg, [cpu_sup, memsup]),
+    ?line true = IsNotReg(disksup),
+    ?line ok = application:stop(os_mon),
+    ?line ok = application:set_env(os_mon, start_disksup, true),
+
+    ?line ok = application:set_env(os_mon, start_memsup, false),
+    ?line ok = application:start(os_mon),
+    ?line true = lists:all(IsReg, [cpu_sup, disksup]),
+    ?line true = IsNotReg(memsup),
+    ?line ok = application:stop(os_mon),
+    ?line ok = application:set_env(os_mon, start_memsup, true),
+
+    ok.