diff options
Diffstat (limited to 'lib/kernel/test/os_SUITE.erl')
| -rw-r--r-- | lib/kernel/test/os_SUITE.erl | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/lib/kernel/test/os_SUITE.erl b/lib/kernel/test/os_SUITE.erl index b9ddc3bf48..3cbb75a633 100644 --- a/lib/kernel/test/os_SUITE.erl +++ b/lib/kernel/test/os_SUITE.erl @@ -25,7 +25,7 @@ -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, background_command/0, background_command/1, - message_leak/1, perf_counter_api/1]). + message_leak/1, close_stdin/0, close_stdin/1, perf_counter_api/1]). -include_lib("common_test/include/ct.hrl"). @@ -37,7 +37,7 @@ all() -> [space_in_cwd, quoting, cmd_unicode, space_in_name, bad_command, find_executable, unix_comment_in_command, deep_list_command, large_output_command, background_command, message_leak, - perf_counter_api]. + close_stdin, perf_counter_api]. groups() -> []. @@ -54,7 +54,8 @@ init_per_group(_GroupName, Config) -> end_per_group(_GroupName, Config) -> Config. -init_per_testcase(background_command, Config) -> +init_per_testcase(TC, Config) + when TC =:= background_command; TC =:= close_stdin -> case os:type() of {win32, _} -> {skip,"Should not work on windows"}; @@ -294,7 +295,7 @@ message_leak(_Config) -> case os:type() of {unix, _} -> - os:cmd("while true; do echo hello; done&"), + os:cmd("for i in $(seq 1 100); do echo hello; done&"), [] = receive_all(); _ -> ok % Cannot background on non-unix @@ -302,6 +303,16 @@ message_leak(_Config) -> process_flag(trap_exit, false). +%% Test that os:cmd closes stdin of the program that is executed +close_stdin() -> + [{timetrap, {seconds, 5}}]. +close_stdin(Config) -> + DataDir = proplists:get_value(data_dir, Config), + Fds = filename:join(DataDir, "my_fds"), + + "-1" = os:cmd(Fds). + + %% Test that the os:perf_counter api works as expected perf_counter_api(_Config) -> |