diff options
Diffstat (limited to 'lib/kernel/test/prim_file_SUITE.erl')
| -rw-r--r-- | lib/kernel/test/prim_file_SUITE.erl | 95 |
1 files changed, 93 insertions, 2 deletions
diff --git a/lib/kernel/test/prim_file_SUITE.erl b/lib/kernel/test/prim_file_SUITE.erl index 6badbb5090..21bdc06fdc 100644 --- a/lib/kernel/test/prim_file_SUITE.erl +++ b/lib/kernel/test/prim_file_SUITE.erl @@ -34,7 +34,7 @@ file_info_times_a/1, file_info_times_b/1, file_write_file_info_a/1, file_write_file_info_b/1]). -export([rename_a/1, rename_b/1, - access/1, truncate/1, sync/1, + access/1, truncate/1, datasync/1, sync/1, read_write/1, pread_write/1, append/1]). -export([errors/1, e_delete/1, e_rename/1, e_make_dir/1, e_del_dir/1]). @@ -48,6 +48,8 @@ symlinks_a/1, symlinks_b/1, list_dir_limit/1]). +-export([advise/1]). + -include("test_server.hrl"). -include_lib("kernel/include/file.hrl"). @@ -380,7 +382,7 @@ win_cur_dir_1(_Config, Handle) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -files(suite) -> [open,pos,file_info,truncate,sync]. +files(suite) -> [open,pos,file_info,truncate,sync,datasync,advise]. open(suite) -> [open1,modes,close,access,read_write, pread_write,append]. @@ -1064,6 +1066,24 @@ truncate(Config) when is_list(Config) -> ok. +datasync(suite) -> []; +datasync(doc) -> "Tests that ?PRIM_FILE:datasync/1 at least doesn't crash."; +datasync(Config) when is_list(Config) -> + ?line Dog = test_server:timetrap(test_server:seconds(5)), + ?line PrivDir = ?config(priv_dir, Config), + ?line Sync = filename:join(PrivDir, + atom_to_list(?MODULE) + ++"_sync.fil"), + + %% Raw open. + ?line {ok, Fd} = ?PRIM_FILE:open(Sync, [write]), + ?line ok = ?PRIM_FILE:datasync(Fd), + ?line ok = ?PRIM_FILE:close(Fd), + + ?line test_server:timetrap_cancel(Dog), + ok. + + sync(suite) -> []; sync(doc) -> "Tests that ?PRIM_FILE:sync/1 at least doesn't crash."; sync(Config) when is_list(Config) -> @@ -1082,6 +1102,77 @@ sync(Config) when is_list(Config) -> ok. +advise(suite) -> []; +advise(doc) -> "Tests that ?PRIM_FILE:advise/4 at least doesn't crash."; +advise(Config) when is_list(Config) -> + ?line Dog = test_server:timetrap(test_server:seconds(5)), + ?line PrivDir = ?config(priv_dir, Config), + ?line Advise = filename:join(PrivDir, + atom_to_list(?MODULE) + ++"_advise.fil"), + + Line1 = "Hello\n", + Line2 = "World!\n", + + ?line {ok, Fd} = ?PRIM_FILE:open(Advise, [write]), + ?line ok = ?PRIM_FILE:advise(Fd, 0, 0, normal), + ?line ok = ?PRIM_FILE:write(Fd, Line1), + ?line ok = ?PRIM_FILE:write(Fd, Line2), + ?line ok = ?PRIM_FILE:close(Fd), + + ?line {ok, Fd2} = ?PRIM_FILE:open(Advise, [write]), + ?line ok = ?PRIM_FILE:advise(Fd2, 0, 0, random), + ?line ok = ?PRIM_FILE:write(Fd2, Line1), + ?line ok = ?PRIM_FILE:write(Fd2, Line2), + ?line ok = ?PRIM_FILE:close(Fd2), + + ?line {ok, Fd3} = ?PRIM_FILE:open(Advise, [write]), + ?line ok = ?PRIM_FILE:advise(Fd3, 0, 0, sequential), + ?line ok = ?PRIM_FILE:write(Fd3, Line1), + ?line ok = ?PRIM_FILE:write(Fd3, Line2), + ?line ok = ?PRIM_FILE:close(Fd3), + + ?line {ok, Fd4} = ?PRIM_FILE:open(Advise, [write]), + ?line ok = ?PRIM_FILE:advise(Fd4, 0, 0, will_need), + ?line ok = ?PRIM_FILE:write(Fd4, Line1), + ?line ok = ?PRIM_FILE:write(Fd4, Line2), + ?line ok = ?PRIM_FILE:close(Fd4), + + ?line {ok, Fd5} = ?PRIM_FILE:open(Advise, [write]), + ?line ok = ?PRIM_FILE:advise(Fd5, 0, 0, dont_need), + ?line ok = ?PRIM_FILE:write(Fd5, Line1), + ?line ok = ?PRIM_FILE:write(Fd5, Line2), + ?line ok = ?PRIM_FILE:close(Fd5), + + ?line {ok, Fd6} = ?PRIM_FILE:open(Advise, [write]), + ?line ok = ?PRIM_FILE:advise(Fd6, 0, 0, no_reuse), + ?line ok = ?PRIM_FILE:write(Fd6, Line1), + ?line ok = ?PRIM_FILE:write(Fd6, Line2), + ?line ok = ?PRIM_FILE:close(Fd6), + + ?line {ok, Fd7} = ?PRIM_FILE:open(Advise, [write]), + ?line {error, einval} = ?PRIM_FILE:advise(Fd7, 0, 0, bad_advise), + ?line ok = ?PRIM_FILE:close(Fd7), + + %% test write without advise, then a read after an advise + ?line {ok, Fd8} = ?PRIM_FILE:open(Advise, [write]), + ?line ok = ?PRIM_FILE:write(Fd8, Line1), + ?line ok = ?PRIM_FILE:write(Fd8, Line2), + ?line ok = ?PRIM_FILE:close(Fd8), + ?line {ok, Fd9} = ?PRIM_FILE:open(Advise, [read]), + Offset = 0, + %% same as a 0 length in some implementations + Length = length(Line1) + length(Line2), + ?line ok = ?PRIM_FILE:advise(Fd9, Offset, Length, sequential), + ?line {ok, Line1} = ?PRIM_FILE:read_line(Fd9), + ?line {ok, Line2} = ?PRIM_FILE:read_line(Fd9), + ?line eof = ?PRIM_FILE:read_line(Fd9), + ?line ok = ?PRIM_FILE:close(Fd9), + + ?line test_server:timetrap_cancel(Dog), + ok. + + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% delete_a(suite) -> []; |