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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2001-2011. 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(ei_connect_SUITE).
-include_lib("test_server/include/test_server.hrl").
-include("ei_connect_SUITE_data/ei_connect_test_cases.hrl").
-export([
all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
init_per_testcase/2,
end_per_testcase/2,
ei_send/1,
ei_reg_send/1,
ei_format_pid/1,
ei_rpc/1,
rpc_test/1,
ei_send_funs/1,
ei_threaded_send/1,
ei_set_get_tracelevel/1
]).
-import(runner, [get_term/1,send_term/2]).
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[ei_send, ei_reg_send, ei_rpc, ei_format_pid, ei_send_funs,
ei_threaded_send, ei_set_get_tracelevel].
groups() ->
[].
init_per_suite(Config) ->
Config.
end_per_suite(_Config) ->
ok.
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
Config.
init_per_testcase(_Case, Config) ->
Dog = ?t:timetrap(?t:minutes(0.25)),
[{watchdog, Dog}|Config].
end_per_testcase(_Case, Config) ->
Dog = ?config(watchdog, Config),
test_server:timetrap_cancel(Dog),
ok.
ei_send(Config) when is_list(Config) ->
?line P = runner:start(?interpret),
?line 0 = ei_connect_init(P, 42, erlang:get_cookie(), 0),
?line {ok,Fd} = ei_connect(P, node()),
?line ok = ei_send(P, Fd, self(), AMsg={a,message}),
?line receive AMsg -> ok end,
?line runner:send_eot(P),
?line runner:recv_eot(P),
ok.
ei_format_pid(Config) when is_list(Config) ->
?line S = self(),
?line P = runner:start(?interpret),
?line 0 = ei_connect_init(P, 42, erlang:get_cookie(), 0),
?line {ok,Fd} = ei_connect(P, node()),
?line ok = ei_format_pid(P, Fd, S),
?line receive S -> ok end,
?line runner:send_eot(P),
?line runner:recv_eot(P),
ok.
ei_send_funs(Config) when is_list(Config) ->
?line P = runner:start(?interpret),
?line 0 = ei_connect_init(P, 42, erlang:get_cookie(), 0),
?line {ok,Fd} = ei_connect(P, node()),
?line Fun1 = fun ei_send/1,
?line Fun2 = fun(X) -> P, X, Fd, Fun1 end,
?line AMsg={Fun1,Fun2},
%%AMsg={wait_with_funs, new_dist_format},
?line ok = ei_send_funs(P, Fd, self(), AMsg),
?line EIMsg = receive M -> M end,
?line EIMsg = AMsg,
?line runner:send_eot(P),
?line runner:recv_eot(P),
ok.
ei_reg_send(Config) when is_list(Config) ->
?line P = runner:start(?interpret),
?line 0 = ei_connect_init(P, 42, erlang:get_cookie(), 0),
?line {ok,Fd} = ei_connect(P, node()),
ARegName = a_strange_registred_name,
?line register(ARegName, self()),
?line ok = ei_reg_send(P, Fd, ARegName, AMsg={another,[strange],message}),
?line receive AMsg -> ok end,
?line runner:send_eot(P),
?line runner:recv_eot(P),
ok.
ei_threaded_send(Config) when is_list(Config) ->
?line Einode = filename:join(?config(data_dir, Config), "einode"),
?line N = 15,
?line Host = atom_to_list(node()),
?line TestServerPid = self(),
?line [ spawn_link(fun() -> rec_einode(I, TestServerPid) end)
|| I <- lists:seq(0, N-1) ],
?line [ receive {I,registered} -> ok end
|| I <- lists:seq(0, N-1) ],
?line spawn_link(fun() -> start_einode(Einode, N, Host) end),
?line [ receive I -> ok end
|| I <- lists:seq(0, N-1) ],
ok.
rec_einode(N, TestServerPid) ->
?line Regname = list_to_atom("mth"++integer_to_list(N)),
?line register(Regname, self()),
?line TestServerPid ! {N, registered},
?line io:format("~p waiting~n", [Regname]),
?line receive
X ->
?line io:format("Received by ~s ~p~n", [Regname, X]),
?line TestServerPid ! N,
?line X
after 10000 ->
?line test_server:fail(Regname)
end.
start_einode(Einode, N, Host) ->
Einodecmd = Einode ++ " " ++ atom_to_list(erlang:get_cookie())
++ " " ++ integer_to_list(N) ++ " " ++ Host,
io:format("Einodecmd ~p ~n", [Einodecmd]),
?line open_port({spawn, Einodecmd}, []),
ok.
ei_rpc(Config) when is_list(Config) ->
?line P = runner:start(?interpret),
?line 0 = ei_connect_init(P, 42, erlang:get_cookie(), 0),
?line {ok,Fd} = ei_connect(P, node()),
?line S= "Hej du glade!", SRev = lists:reverse(S),
?line X = ei_rpc(P, Fd, self(), {?MODULE, rpc_test}, [SRev]),
?line {term, S}= X,
?line runner:send_eot(P),
?line runner:recv_eot(P),
ok.
ei_set_get_tracelevel(Config) when is_list(Config) ->
?line P = runner:start(?interpret),
?line 5 = ei_set_get_tracelevel(P, 5),
?line 0 = ei_connect_init(P, 42, erlang:get_cookie(), 0),
?line {ok,Fd} = ei_connect(P, node()),
?line S= "Hej du glade!", SRev = lists:reverse(S),
?line X = ei_rpc(P, Fd, self(), {?MODULE, rpc_test}, [SRev]),
?line {term, S}= X,
?line 0 = ei_set_get_tracelevel(P, 0),
?line runner:send_eot(P),
?line runner:recv_eot(P),
ok.
%%% Interface functions for ei (erl_interface) functions.
ei_connect_init(P, Num, Cookie, Creation) ->
send_command(P, ei_connect_init, [Num,Cookie,Creation]),
case get_term(P) of
{term,Int} when is_integer(Int) -> Int
end.
ei_connect(P, Node) ->
send_command(P, ei_connect, [Node]),
case get_term(P) of
{term,{Fd,_}} when Fd >= 0 -> {ok,Fd};
{term,{-1,Errno}} -> {error,Errno}
end.
ei_set_get_tracelevel(P, Tracelevel) ->
send_command(P, ei_set_get_tracelevel, [Tracelevel]),
case get_term(P) of
{term,{tracelevel, Level}} when is_integer(Level) -> Level
end.
ei_send(P, Fd, To, Msg) ->
send_command(P, ei_send, [Fd,To,Msg]),
get_send_result(P).
ei_format_pid(P, Fd, To) ->
send_command(P, ei_format_pid, [Fd, To]),
get_send_result(P).
ei_send_funs(P, Fd, To, Msg) ->
send_command(P, ei_send_funs, [Fd,To,Msg]),
get_send_result(P).
ei_reg_send(P, Fd, To, Msg) ->
send_command(P, ei_reg_send, [Fd,To,Msg]),
get_send_result(P).
ei_rpc(P, Fd, To, Func, Msg) ->
send_command(P, ei_rpc, [Fd, To, Func, Msg]),
get_term(P).
get_send_result(P) ->
case get_term(P) of
{term,{0,_}} -> ok;
{term,{1,_}} -> ok;
{term,{-1,Errno}} -> {error,Errno};
{term,{Res,Errno}}->
io:format("Return value: ~p\nerl_errno: ~p", [Res,Errno]),
?t:fail(bad_return_value)
end.
send_command(P, Name, Args) ->
runner:send_term(P, {Name,list_to_tuple(Args)}).
%%% Test function for RPC
rpc_test(S) ->
lists:reverse(S).
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