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-rw-r--r--lib/kernel/test/os_SUITE.erl17
1 files changed, 16 insertions, 1 deletions
diff --git a/lib/kernel/test/os_SUITE.erl b/lib/kernel/test/os_SUITE.erl
index 382fd6f6a9..e302bf7378 100644
--- a/lib/kernel/test/os_SUITE.erl
+++ b/lib/kernel/test/os_SUITE.erl
@@ -29,7 +29,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[space_in_cwd, quoting, space_in_name, bad_command,
- find_executable, unix_comment_in_command, evil].
+ find_executable, unix_comment_in_command, deep_list_command,
+ evil].
groups() ->
[].
@@ -237,6 +238,20 @@ unix_comment_in_command(Config) when is_list(Config) ->
?line test_server:timetrap_cancel(Dog),
ok.
+deep_list_command(doc) ->
+ "Check that a deep list in command works equally on unix and on windows.";
+deep_list_command(suite) -> [];
+deep_list_command(Config) when is_list(Config) ->
+ %% As a 'io_lib' module description says: "There is no guarantee that the
+ %% character lists returned from some of the functions are flat, they can
+ %% be deep lists."
+ %% That's why os:cmd/1 can have arguments that are deep lists.
+ %% It is not a problem for unix, but for windows it is (in R15B02 for ex.).
+ ?line os:cmd([$e, $c, "ho"]),
+ %% FYI: [$e, $c, "ho"] =:= io_lib:format("ec~s", ["ho"])
+ ok.
+
+
-define(EVIL_PROCS, 100).
-define(EVIL_LOOPS, 100).
-define(PORT_CREATOR, os_cmd_port_creator).