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-rw-r--r--lib/kernel/test/os_SUITE.erl22
1 files changed, 19 insertions, 3 deletions
diff --git a/lib/kernel/test/os_SUITE.erl b/lib/kernel/test/os_SUITE.erl
index 2a1e5016ec..8f3e511941 100644
--- a/lib/kernel/test/os_SUITE.erl
+++ b/lib/kernel/test/os_SUITE.erl
@@ -24,7 +24,8 @@
init_per_testcase/2,end_per_testcase/2]).
-export([space_in_cwd/1, quoting/1, cmd_unicode/1, space_in_name/1, bad_command/1,
find_executable/1, unix_comment_in_command/1, deep_list_command/1,
- large_output_command/1, perf_counter_api/1]).
+ large_output_command/1, background_command/0, background_command/1,
+ perf_counter_api/1]).
-include_lib("common_test/include/ct.hrl").
@@ -35,7 +36,7 @@ suite() ->
all() ->
[space_in_cwd, quoting, cmd_unicode, space_in_name, bad_command,
find_executable, unix_comment_in_command, deep_list_command,
- large_output_command, perf_counter_api].
+ large_output_command, background_command, perf_counter_api].
groups() ->
[].
@@ -52,6 +53,13 @@ init_per_group(_GroupName, Config) ->
end_per_group(_GroupName, Config) ->
Config.
+init_per_testcase(background_command, Config) ->
+ case os:type() of
+ {win32, _} ->
+ {skip,"Should not work on windows"};
+ _ ->
+ Config
+ end;
init_per_testcase(_TC,Config) ->
Config.
@@ -261,13 +269,21 @@ deep_list_command(Config) when is_list(Config) ->
%% FYI: [$e, $c, "ho"] =:= io_lib:format("ec~s", ["ho"])
ok.
-%% Test to take sure that the correct data is
+%% Test to make sure that the correct data is
%% received when doing large commands.
large_output_command(Config) when is_list(Config) ->
%% Maximum allowed on windows is 8192, so we test well below that
AAA = lists:duplicate(7000, $a),
comp(AAA,os:cmd("echo " ++ AAA)).
+%% Test that it is possible on unix to start a background task using os:cmd.
+background_command() ->
+ [{timetrap, {seconds, 5}}].
+background_command(_Config) ->
+ %% This testcase fails when the os:cmd takes
+ %% longer then the 5 second timeout
+ os:cmd("sleep 10&").
+
%% Test that the os:perf_counter api works as expected
perf_counter_api(_Config) ->