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Diffstat (limited to 'lib/erl_interface/test/erl_global_SUITE.erl')
-rw-r--r-- | lib/erl_interface/test/erl_global_SUITE.erl | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/lib/erl_interface/test/erl_global_SUITE.erl b/lib/erl_interface/test/erl_global_SUITE.erl new file mode 100644 index 0000000000..4f332037c6 --- /dev/null +++ b/lib/erl_interface/test/erl_global_SUITE.erl @@ -0,0 +1,133 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2000-2009. 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(erl_global_SUITE). + +-include("test_server.hrl"). +-include("erl_global_SUITE_data/erl_global_test_cases.hrl"). + +-export([all/1,init_per_testcase/2,fin_per_testcase/2, + erl_global_registration/1, erl_global_whereis/1, erl_global_names/1]). + +-import(runner, [get_term/1,send_term/2]). + +-define(GLOBAL_NAME, global_register_node_test). + +all(suite) -> + [erl_global_registration, erl_global_whereis, erl_global_names]. + +init_per_testcase(_Case, Config) -> + Dog = ?t:timetrap(?t:minutes(0.25)), + [{watchdog, Dog}|Config]. + +fin_per_testcase(_Case, Config) -> + Dog = ?config(watchdog, Config), + test_server:timetrap_cancel(Dog), + ok. + +erl_global_registration(Config) when is_list(Config) -> + ?line P = runner:start(?interpret), + ?line {ok, Fd} = erl_connect(P, node(), 42, erlang:get_cookie(), 0), + + ?line ok = erl_global_register(P, Fd, ?GLOBAL_NAME), + ?line ok = erl_global_unregister(P, Fd, ?GLOBAL_NAME), + + ?line 0 = erl_close_connection(P,Fd), + ?line runner:send_eot(P), + ?line runner:recv_eot(P), + ok. + +erl_global_whereis(Config) when is_list(Config) -> + ?line P = runner:start(?interpret), + ?line {ok, Fd} = erl_connect(P, node(), 42, erlang:get_cookie(), 0), + + ?line Self = self(), + ?line yes = global:register_name(?GLOBAL_NAME, Self), + ?line Self = erl_global_whereis(P, Fd, ?GLOBAL_NAME), + ?line global:unregister_name(?GLOBAL_NAME), + ?line 0 = erl_close_connection(P, Fd), + ?line runner:send_eot(P), + ?line runner:recv_eot(P), + ok. + +erl_global_names(Config) when is_list(Config) -> + ?line P = runner:start(?interpret), + ?line {ok, Fd} = erl_connect(P, node(), 42, erlang:get_cookie(), 0), + + ?line Self = self(), + ?line global:register_name(?GLOBAL_NAME, Self), + ?line {Names1, _N1} = erl_global_names(P, Fd), + ?line true = lists:member(atom_to_list(?GLOBAL_NAME), Names1), + ?line global:unregister_name(?GLOBAL_NAME), + ?line {Names2, _N2} = erl_global_names(P, Fd), + ?line false = lists:member(atom_to_list(?GLOBAL_NAME), Names2), + ?line 0 = erl_close_connection(P, Fd), + ?line runner:send_eot(P), + ?line runner:recv_eot(P), + ok. + +%%% Interface functions for erl_interface functions. + +erl_connect(P, Node, Num, Cookie, Creation) -> + send_command(P, erl_connect, [Num, Node, Cookie, Creation]), + case get_term(P) of + {term,{Fd,_}} when Fd >= 0 -> {ok,Fd}; + {term,{-1,Errno}} -> {error,Errno} + end. + +erl_close_connection(P, FD) -> + send_command(P, erl_close_connection, [FD]), + case get_term(P) of + {term,Int} when is_integer(Int) -> Int + end. + +erl_global_register(P, Fd, Name) -> + send_command(P, erl_global_register, [Fd,Name]), + get_send_result(P). + +erl_global_whereis(P, Fd, Name) -> + send_command(P, erl_global_whereis, [Fd,Name]), + case get_term(P) of + {term, What} -> + What + end. + +erl_global_names(P, Fd) -> + send_command(P, erl_global_names, [Fd]), + case get_term(P) of + {term, What} -> + What + end. + +erl_global_unregister(P, Fd, Name) -> + send_command(P, erl_global_unregister, [Fd,Name]), + get_send_result(P). + +get_send_result(P) -> + case get_term(P) of + {term,{1,_}} -> ok; + {term,{0, 0}} -> ok; + {term,{-1, Errno}} -> {error,Errno}; + {term,{_,_}}-> + ?t:fail(bad_return_value) + end. + +send_command(P, Name, Args) -> + runner:send_term(P, {Name,list_to_tuple(Args)}). |