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-rw-r--r--lib/kernel/test/file_SUITE.erl77
-rw-r--r--lib/kernel/test/prim_file_SUITE.erl75
2 files changed, 150 insertions, 2 deletions
diff --git a/lib/kernel/test/file_SUITE.erl b/lib/kernel/test/file_SUITE.erl
index 2e6c3aba16..1d652679b0 100644
--- a/lib/kernel/test/file_SUITE.erl
+++ b/lib/kernel/test/file_SUITE.erl
@@ -82,6 +82,8 @@
-export([read_line_1/1, read_line_2/1, read_line_3/1,read_line_4/1]).
+-export([advise/1]).
+
%% Debug exports
-export([create_file_slow/2, create_file/2, create_bin/2]).
-export([verify_file/2, verify_bin/3]).
@@ -377,7 +379,9 @@ win_cur_dir_1(_Config) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-files(suite) -> [open,pos,file_info,consult,eval,script,truncate,sync,datasync].
+files(suite) ->
+ [open,pos,file_info,consult,eval,script,truncate,
+ sync,datasync,advise].
open(suite) -> [open1,old_modes,new_modes,path_open,close,access,read_write,
pread_write,append,open_errors].
@@ -1402,6 +1406,77 @@ sync(Config) when is_list(Config) ->
?line test_server:timetrap_cancel(Dog),
ok.
+advise(suite) -> [];
+advise(doc) -> "Tests that ?FILE_MODULE: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} = ?FILE_MODULE:open(Advise, [write]),
+ ?line ok = ?FILE_MODULE:advise(Fd, 0, 0, normal),
+ ?line ok = io:format(Fd, "~s", [Line1]),
+ ?line ok = io:format(Fd, "~s", [Line2]),
+ ?line ok = ?FILE_MODULE:close(Fd),
+
+ ?line {ok, Fd2} = ?FILE_MODULE:open(Advise, [write]),
+ ?line ok = ?FILE_MODULE:advise(Fd2, 0, 0, random),
+ ?line ok = io:format(Fd2, "~s", [Line1]),
+ ?line ok = io:format(Fd2, "~s", [Line2]),
+ ?line ok = ?FILE_MODULE:close(Fd2),
+
+ ?line {ok, Fd3} = ?FILE_MODULE:open(Advise, [write]),
+ ?line ok = ?FILE_MODULE:advise(Fd3, 0, 0, sequential),
+ ?line ok = io:format(Fd3, "~s", [Line1]),
+ ?line ok = io:format(Fd3, "~s", [Line2]),
+ ?line ok = ?FILE_MODULE:close(Fd3),
+
+ ?line {ok, Fd4} = ?FILE_MODULE:open(Advise, [write]),
+ ?line ok = ?FILE_MODULE:advise(Fd4, 0, 0, will_need),
+ ?line ok = io:format(Fd4, "~s", [Line1]),
+ ?line ok = io:format(Fd4, "~s", [Line2]),
+ ?line ok = ?FILE_MODULE:close(Fd4),
+
+ ?line {ok, Fd5} = ?FILE_MODULE:open(Advise, [write]),
+ ?line ok = ?FILE_MODULE:advise(Fd5, 0, 0, dont_need),
+ ?line ok = io:format(Fd5, "~s", [Line1]),
+ ?line ok = io:format(Fd5, "~s", [Line2]),
+ ?line ok = ?FILE_MODULE:close(Fd5),
+
+ ?line {ok, Fd6} = ?FILE_MODULE:open(Advise, [write]),
+ ?line ok = ?FILE_MODULE:advise(Fd6, 0, 0, no_reuse),
+ ?line ok = io:format(Fd6, "~s", [Line1]),
+ ?line ok = io:format(Fd6, "~s", [Line2]),
+ ?line ok = ?FILE_MODULE:close(Fd6),
+
+ ?line {ok, Fd7} = ?FILE_MODULE:open(Advise, [write]),
+ ?line {error, einval} = ?FILE_MODULE:advise(Fd7, 0, 0, bad_advise),
+ ?line ok = ?FILE_MODULE:close(Fd7),
+
+ %% test write without advise, then a read after an advise
+ ?line {ok, Fd8} = ?FILE_MODULE:open(Advise, [write]),
+ ?line ok = io:format(Fd8, "~s", [Line1]),
+ ?line ok = io:format(Fd8, "~s", [Line2]),
+ ?line ok = ?FILE_MODULE:close(Fd8),
+ ?line {ok, Fd9} = ?FILE_MODULE:open(Advise, [read]),
+ Offset = 0,
+ %% same as a 0 length in some implementations
+ Length = length(Line1) + length(Line2),
+ ?line ok = ?FILE_MODULE:advise(Fd9, Offset, Length, sequential),
+ ?line {ok, Line1} = ?FILE_MODULE:read_line(Fd9),
+ ?line {ok, Line2} = ?FILE_MODULE:read_line(Fd9),
+ ?line eof = ?FILE_MODULE:read_line(Fd9),
+ ?line ok = ?FILE_MODULE:close(Fd9),
+
+ ?line [] = flush(),
+ ?line test_server:timetrap_cancel(Dog),
+ ok.
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
diff --git a/lib/kernel/test/prim_file_SUITE.erl b/lib/kernel/test/prim_file_SUITE.erl
index 842945e83c..21bdc06fdc 100644
--- a/lib/kernel/test/prim_file_SUITE.erl
+++ b/lib/kernel/test/prim_file_SUITE.erl
@@ -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,datasync].
+files(suite) -> [open,pos,file_info,truncate,sync,datasync,advise].
open(suite) -> [open1,modes,close,access,read_write,
pread_write,append].
@@ -1100,6 +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) -> [];
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-17 14:14:35 +0000