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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 1997-2011. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
-module(win32reg_SUITE).
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,long/1,evil_write/1]).
-include_lib("common_test/include/ct.hrl").
suite() ->
[{ct_hooks,[ts_install_cth]},
{timetrap,{seconds,10}}].
all() ->
[long, evil_write].
groups() ->
[].
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
Config.
init_per_suite(Config) when is_list(Config) ->
case os:type() of
{win32, _} ->
Config;
_ ->
{skip,"Doesn't run on UNIX."}
end.
end_per_suite(Config) when is_list(Config) ->
Config.
%% Test long keys and entries (OTP-3446).
long(Config) when is_list(Config) ->
LongKey = "software\\" ++
lists:flatten(lists:duplicate(10, "..\\software\\")) ++
"Ericsson\\Erlang",
{ok,Read} = win32reg:open([read]),
ok = win32reg:change_key(Read, "\\hklm"),
ok = win32reg:change_key(Read, LongKey),
{ok,ErlangKey} = win32reg:current_key(Read),
io:format("Erlang key: ~s~n", [ErlangKey]),
ok = win32reg:close(Read),
{ok,Reg} = win32reg:open([read, write]),
%% Write a long value and read it back.
TestKey = "test_key",
LongValue = lists:concat(["This is a long value generated by the test case ",?MODULE,":long/1. "|lists:duplicate(128, "a")]),
ok = win32reg:set_value(Reg, TestKey, LongValue),
{ok,LongValue} = win32reg:value(Reg, TestKey),
io:format("Where ~p Key ~s Value ~s ~n", [win32reg:current_key(Reg), TestKey, LongValue]),
%% Done.
ok = win32reg:close(Reg),
ok.
evil_write(Config) when is_list(Config) ->
Key = "Software\\Ericsson\\Erlang",
{ok,Reg} = win32reg:open([read,write]),
ok = win32reg:change_key(Reg, "\\hkcu"),
ok = win32reg:change_key_create(Reg, Key),
{ok,ErlangKey} = win32reg:current_key(Reg),
io:format("Erlang key: ~s", [ErlangKey]),
%% Write keys with different length and read it back.
TestKey = "test_key " ++ lists:duplicate(128, $a),
evil_write_1(Reg, TestKey),
%% Done.
ok = win32reg:close(Reg),
ok.
evil_write_1(Reg, [_|[_|_]=Key]=Key0) ->
?line io:format("Key = ~p\n", [Key0]),
?line ok = win32reg:set_value(Reg, Key0, "A good value for me"),
?line {ok,_Val} = win32reg:value(Reg, Key0),
?line ok = win32reg:delete_value(Reg, Key0),
evil_write_1(Reg, Key);
evil_write_1(_, [_]) -> ok.
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