diff options
Diffstat (limited to 'lib/kernel/test')
| -rw-r--r-- | lib/kernel/test/file_SUITE.erl | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/lib/kernel/test/file_SUITE.erl b/lib/kernel/test/file_SUITE.erl index 9a77454432..eea9e43dd3 100644 --- a/lib/kernel/test/file_SUITE.erl +++ b/lib/kernel/test/file_SUITE.erl @@ -56,7 +56,8 @@ open1/1, old_modes/1, new_modes/1, path_open/1, open_errors/1]). -export([ file_info_basic_file/1, file_info_basic_directory/1, - file_info_bad/1, file_info_times/1, file_write_file_info/1]). + file_info_bad/1, file_info_times/1, file_write_file_info/1, + file_wfi_helpers/1]). -export([rename/1, access/1, truncate/1, datasync/1, sync/1, read_write/1, pread_write/1, append/1, exclusive/1]). -export([ e_delete/1, e_rename/1, e_make_dir/1, e_del_dir/1]). @@ -152,7 +153,8 @@ groups() -> {pos, [], [pos1, pos2, pos3]}, {file_info, [], [file_info_basic_file, file_info_basic_directory, - file_info_bad, file_info_times, file_write_file_info]}, + file_info_bad, file_info_times, file_write_file_info, + file_wfi_helpers]}, {consult, [], [consult1, path_consult]}, {eval, [], [eval1, path_eval]}, {script, [], [script1, path_script]}, @@ -1608,6 +1610,39 @@ file_write_file_info(Config) when is_list(Config) -> [] = flush(), ok. +file_wfi_helpers(Config) when is_list(Config) -> + RootDir = get_good_directory(Config), + io:format("RootDir = ~p", [RootDir]), + + Name = filename:join(RootDir, + atom_to_list(?MODULE) ++ "_wfi_helpers"), + + ok = ?FILE_MODULE:write_file(Name, "hello again"), + NewTime = {{1997, 02, 15}, {13, 18, 20}}, + ok = ?FILE_MODULE:change_time(Name, NewTime, NewTime), + + {ok, #file_info{atime=NewActAtime, mtime=NewTime}} = + ?FILE_MODULE:read_file_info(Name), + + NewFilteredAtime = filter_atime(NewTime, Config), + NewFilteredAtime = filter_atime(NewActAtime, Config), + + %% Make the file unwritable + ok = ?FILE_MODULE:change_mode(Name, 8#400), + {error, eacces} = ?FILE_MODULE:write_file(Name, "hello again"), + + %% ... and writable again + ok = ?FILE_MODULE:change_mode(Name, 8#600), + ok = ?FILE_MODULE:write_file(Name, "hello again"), + + %% We have no idea which users will work, so all we can do is to check + %% that it returns enoent instead of crashing. + {error, enoent} = ?FILE_MODULE:change_group("bogus file name", 0), + {error, enoent} = ?FILE_MODULE:change_owner("bogus file name", 0), + + [] = flush(), + ok. + %% Returns a directory on a file system that has correct file times. get_good_directory(Config) -> |