diff options
Diffstat (limited to 'lib/kernel/test/prim_file_SUITE.erl')
-rw-r--r-- | lib/kernel/test/prim_file_SUITE.erl | 130 |
1 files changed, 120 insertions, 10 deletions
diff --git a/lib/kernel/test/prim_file_SUITE.erl b/lib/kernel/test/prim_file_SUITE.erl index 860aeecbf4..1688ec45ca 100644 --- a/lib/kernel/test/prim_file_SUITE.erl +++ b/lib/kernel/test/prim_file_SUITE.erl @@ -1,19 +1,19 @@ %% %% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2000-2009. All Rights Reserved. -%% +%% +%% Copyright Ericsson AB 2000-2010. All Rights Reserved. +%% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in %% compliance with the License. You should have received a copy of the %% Erlang Public License along with this software. If not, it can be %% retrieved online at http://www.erlang.org/. -%% +%% %% Software distributed under the License is distributed on an "AS IS" %% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See %% the License for the specific language governing rights and limitations %% under the License. -%% +%% %% %CopyrightEnd% %% -module(prim_file_SUITE). @@ -34,8 +34,8 @@ 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, - read_write/1, pread_write/1, append/1]). + access/1, truncate/1, datasync/1, sync/1, + read_write/1, pread_write/1, append/1, exclusive/1]). -export([errors/1, e_delete/1, e_rename/1, e_make_dir/1, e_del_dir/1]). -export([compression/1, read_not_really_compressed/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"). @@ -243,7 +245,10 @@ make_del_dir(Config, Handle, Suffix) -> %% Try deleting some bad directories %% Deleting the parent directory to the current, sounds dangerous, huh? %% Don't worry ;-) the parent directory should never be empty, right? - ?line {error, eexist} = ?PRIM_FILE_call(del_dir, Handle, [".."]), + case ?PRIM_FILE_call(del_dir, Handle, [".."]) of + {error, eexist} -> ok; + {error, einval} -> ok %FreeBSD + end, ?line {error, enoent} = ?PRIM_FILE_call(del_dir, Handle, [""]), ?line {error, badarg} = ?PRIM_FILE_call(del_dir, Handle, [[3,2,1,{}]]), @@ -377,10 +382,10 @@ 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]. + pread_write,append,exclusive]. open1(suite) -> []; open1(doc) -> []; @@ -605,6 +610,22 @@ append(Config) when is_list(Config) -> ?line test_server:timetrap_cancel(Dog), ok. +exclusive(suite) -> []; +exclusive(doc) -> "Test exclusive access to a file."; +exclusive(Config) when is_list(Config) -> + ?line Dog = test_server:timetrap(test_server:seconds(5)), + ?line RootDir = ?config(priv_dir,Config), + ?line NewDir = filename:join(RootDir, + atom_to_list(?MODULE) + ++"_exclusive"), + ?line ok = ?PRIM_FILE:make_dir(NewDir), + ?line Name = filename:join(NewDir, "ex_file.txt"), + ?line {ok,Fd} = ?PRIM_FILE:open(Name, [write, exclusive]), + ?line {error, eexist} = ?PRIM_FILE:open(Name, [write, exclusive]), + ?line ok = ?PRIM_FILE:close(Fd), + ?line test_server:timetrap_cancel(Dog), + ok. + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% pos(suite) -> [pos1,pos2]. @@ -1061,6 +1082,24 @@ 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) -> @@ -1079,6 +1118,77 @@ 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) -> []; 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