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-rw-r--r--lib/stdlib/test/Makefile1
-rw-r--r--lib/stdlib/test/dummy_via.erl94
-rw-r--r--lib/stdlib/test/gen_event_SUITE.erl26
-rw-r--r--lib/stdlib/test/gen_fsm_SUITE.erl71
-rw-r--r--lib/stdlib/test/gen_server_SUITE.erl62
5 files changed, 241 insertions, 13 deletions
diff --git a/lib/stdlib/test/Makefile b/lib/stdlib/test/Makefile
index aa6a660c34..b36265302c 100644
--- a/lib/stdlib/test/Makefile
+++ b/lib/stdlib/test/Makefile
@@ -20,6 +20,7 @@ MODULES= \
digraph_utils_SUITE \
dummy1_h \
dummy_h \
+ dummy_via \
edlin_expand_SUITE \
epp_SUITE \
erl_eval_helper \
diff --git a/lib/stdlib/test/dummy_via.erl b/lib/stdlib/test/dummy_via.erl
new file mode 100644
index 0000000000..e405811cbe
--- /dev/null
+++ b/lib/stdlib/test/dummy_via.erl
@@ -0,0 +1,94 @@
+-module(dummy_via).
+-export([reset/0,
+ register_name/2,
+ whereis_name/1,
+ unregister_name/1,
+ send/2]).
+
+
+reset() ->
+ P = whereis(?MODULE),
+ catch unlink(P),
+ Ref = erlang:monitor(process, P),
+ catch exit(P, kill),
+ receive {'DOWN',Ref,_,_,_} -> ok end,
+ Me = self(),
+ Pid = spawn_link(fun() ->
+ register(?MODULE, self()),
+ Me ! {self(), started},
+ loop([])
+ end),
+ receive
+ {Pid, started} ->
+ Pid
+ after 10000 ->
+ exit(timeout)
+ end.
+
+register_name(Name, Pid) when is_pid(Pid) ->
+ call({register_name, Name, Pid}).
+
+unregister_name(Name) ->
+ call({unregister_name, Name}).
+
+whereis_name(Name) ->
+ call({whereis_name, Name}).
+
+send(Name, Msg) ->
+ case whereis_name(Name) of
+ undefined ->
+ exit({badarg, {Name, Msg}});
+ Pid when is_pid(Pid) ->
+ Pid ! Msg,
+ Pid
+ end.
+
+call(Req) ->
+ MRef = erlang:monitor(process, ?MODULE),
+ ?MODULE ! {self(), MRef, Req},
+ receive
+ {'DOWN', MRef, _, _, _} ->
+ erlang:error(badarg);
+ {MRef, badarg} ->
+ erlang:error(badarg);
+ {MRef, Reply} ->
+ Reply
+ after 5000 ->
+ erlang:error(timeout)
+ end.
+
+loop(Reg) ->
+ receive
+ {'DOWN', _, _, P, _} when is_pid(P) ->
+ loop([X || {_,Pid,_} = X <- Reg, Pid =/= P]);
+ {From, Ref, Request} when is_pid(From), is_reference(Ref) ->
+ {Reply, NewReg} = handle_request(Request, Reg),
+ From ! {Ref, Reply},
+ loop(NewReg)
+ end.
+
+handle_request({register_name, Name, Pid}, Reg) when is_pid(Pid) ->
+ case lists:keyfind(Name, 1, Reg) of
+ false ->
+ Ref = erlang:monitor(process, Pid),
+ {yes, [{Name, Pid, Ref}|Reg]};
+ _ ->
+ {no, Reg}
+ end;
+handle_request({whereis_name, Name}, Reg) ->
+ case lists:keyfind(Name, 1, Reg) of
+ {_, Pid, _} ->
+ {Pid, Reg};
+ false ->
+ {undefined, Reg}
+ end;
+handle_request({unregister_name, Name}, Reg) ->
+ case lists:keyfind(Name, 1, Reg) of
+ {_, _, Ref} ->
+ catch erlang:demonitor(Ref);
+ _ ->
+ ok
+ end,
+ {ok, lists:keydelete(Name, 1, Reg)};
+handle_request(_, Reg) ->
+ {badarg, Reg}.
diff --git a/lib/stdlib/test/gen_event_SUITE.erl b/lib/stdlib/test/gen_event_SUITE.erl
index b3a7edc140..5c51e12e35 100644
--- a/lib/stdlib/test/gen_event_SUITE.erl
+++ b/lib/stdlib/test/gen_event_SUITE.erl
@@ -62,6 +62,8 @@ start(suite) -> [];
start(Config) when is_list(Config) ->
OldFl = process_flag(trap_exit, true),
+ ?line dummy_via:reset(),
+
?line {ok, Pid0} = gen_event:start(), %anonymous
?line [] = gen_event:which_handlers(Pid0),
?line ok = gen_event:stop(Pid0),
@@ -85,6 +87,11 @@ start(Config) when is_list(Config) ->
?line [] = gen_event:which_handlers(Pid4),
?line ok = gen_event:stop({global, my_dummy_name}),
+ ?line {ok, Pid5} = gen_event:start_link({via, dummy_via, my_dummy_name}),
+ ?line [] = gen_event:which_handlers({via, dummy_via, my_dummy_name}),
+ ?line [] = gen_event:which_handlers(Pid5),
+ ?line ok = gen_event:stop({via, dummy_via, my_dummy_name}),
+
?line {ok, _} = gen_event:start_link({local, my_dummy_name}),
?line {error, {already_started, _}} =
gen_event:start_link({local, my_dummy_name}),
@@ -92,15 +99,28 @@ start(Config) when is_list(Config) ->
gen_event:start({local, my_dummy_name}),
?line ok = gen_event:stop(my_dummy_name),
- ?line {ok, Pid5} = gen_event:start_link({global, my_dummy_name}),
+ ?line {ok, Pid6} = gen_event:start_link({global, my_dummy_name}),
?line {error, {already_started, _}} =
gen_event:start_link({global, my_dummy_name}),
?line {error, {already_started, _}} =
gen_event:start({global, my_dummy_name}),
- exit(Pid5, shutdown),
+ exit(Pid6, shutdown),
+ receive
+ {'EXIT', Pid6, shutdown} -> ok
+ after 10000 ->
+ ?t:fail(exit_gen_event)
+ end,
+
+ ?line {ok, Pid7} = gen_event:start_link({via, dummy_via, my_dummy_name}),
+ ?line {error, {already_started, _}} =
+ gen_event:start_link({via, dummy_via, my_dummy_name}),
+ ?line {error, {already_started, _}} =
+ gen_event:start({via, dummy_via, my_dummy_name}),
+
+ exit(Pid7, shutdown),
receive
- {'EXIT', Pid5, shutdown} -> ok
+ {'EXIT', Pid7, shutdown} -> ok
after 10000 ->
?t:fail(exit_gen_event)
end,
diff --git a/lib/stdlib/test/gen_fsm_SUITE.erl b/lib/stdlib/test/gen_fsm_SUITE.erl
index d60629d841..bdb4ea65b5 100644
--- a/lib/stdlib/test/gen_fsm_SUITE.erl
+++ b/lib/stdlib/test/gen_fsm_SUITE.erl
@@ -21,11 +21,11 @@
-include_lib("test_server/include/test_server.hrl").
%% Test cases
--export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
+-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2]).
--export([ start1/1, start2/1, start3/1, start4/1 , start5/1, start6/1,
- start7/1, start8/1, start9/1, start10/1, start11/1]).
+-export([start1/1, start2/1, start3/1, start4/1, start5/1, start6/1,
+ start7/1, start8/1, start9/1, start10/1, start11/1, start12/1]).
-export([ abnormal1/1, abnormal2/1]).
@@ -56,14 +56,14 @@
suite() -> [{ct_hooks,[ts_install_cth]}].
-all() ->
+all() ->
[{group, start}, {group, abnormal}, shutdown,
{group, sys}, hibernate, enter_loop].
-groups() ->
+groups() ->
[{start, [],
[start1, start2, start3, start4, start5, start6, start7,
- start8, start9, start10, start11]},
+ start8, start9, start10, start11, start12]},
{abnormal, [], [abnormal1, abnormal2]},
{sys, [],
[sys1, call_format_status, error_format_status]}].
@@ -258,6 +258,25 @@ start11(Config) when is_list(Config) ->
test_server:messages_get(),
ok.
+%% Via register linked
+start12(Config) when is_list(Config) ->
+ ?line dummy_via:reset(),
+ ?line {ok, Pid} =
+ gen_fsm:start_link({via, dummy_via, my_fsm}, gen_fsm_SUITE, [], []),
+ ?line {error, {already_started, Pid}} =
+ gen_fsm:start_link({via, dummy_via, my_fsm}, gen_fsm_SUITE, [], []),
+ ?line {error, {already_started, Pid}} =
+ gen_fsm:start({via, dummy_via, my_fsm}, gen_fsm_SUITE, [], []),
+
+ ?line ok = do_func_test(Pid),
+ ?line ok = do_sync_func_test(Pid),
+ ?line ok = do_func_test({via, dummy_via, my_fsm}),
+ ?line ok = do_sync_func_test({via, dummy_via, my_fsm}),
+ ?line stop_it({via, dummy_via, my_fsm}),
+
+ test_server:messages_get(),
+ ok.
+
%% Check that time outs in calls work
abnormal1(suite) -> [];
@@ -362,7 +381,25 @@ call_format_status(Config) when is_list(Config) ->
?line Status4 = sys:get_status(GlobalName2),
?line {status, Pid4, _Mod, [_PDict4, running, _, _, Data4]} = Status4,
?line [format_status_called | _] = lists:reverse(Data4),
- ?line stop_it(Pid4).
+ ?line stop_it(Pid4),
+
+ %% check that format_status can handle a name being a term other than a
+ %% pid or atom
+ ?line dummy_via:reset(),
+ ViaName1 = {via, dummy_via, "CallFormatStatus"},
+ ?line {ok, Pid5} = gen_fsm:start(ViaName1, gen_fsm_SUITE, [], []),
+ ?line Status5 = sys:get_status(ViaName1),
+ ?line {status, Pid5, _Mod, [_PDict5, running, _, _, Data5]} = Status5,
+ ?line [format_status_called | _] = lists:reverse(Data5),
+ ?line stop_it(Pid5),
+ ViaName2 = {via, dummy_via, {name, "term"}},
+ ?line {ok, Pid6} = gen_fsm:start(ViaName2, gen_fsm_SUITE, [], []),
+ ?line Status6 = sys:get_status(ViaName2),
+ ?line {status, Pid6, _Mod, [_PDict6, running, _, _, Data6]} = Status6,
+ ?line [format_status_called | _] = lists:reverse(Data6),
+ ?line stop_it(Pid6).
+
+
error_format_status(Config) when is_list(Config) ->
?line error_logger_forwarder:register(),
@@ -520,6 +557,8 @@ enter_loop(doc) ->
enter_loop(Config) when is_list(Config) ->
OldFlag = process_flag(trap_exit, true),
+ ?line dummy_via:reset(),
+
%% Locally registered process + {local, Name}
?line {ok, Pid1a} =
proc_lib:start_link(?MODULE, enter_loop, [local, local]),
@@ -623,10 +662,22 @@ enter_loop(Config) when is_list(Config) ->
{'EXIT', Pid6b, process_not_registered_globally} ->
ok
after 1000 ->
- ?line test_server:fail(gen_server_started)
+ ?line test_server:fail(gen_fsm_started)
end,
global:unregister_name(armitage),
+ dummy_via:register_name(armitage, self()),
+ ?line {ok, Pid6c} =
+ proc_lib:start_link(?MODULE, enter_loop, [anon, via]),
+ receive
+ {'EXIT', Pid6c, {process_not_registered_via, dummy_via}} ->
+ ok
+ after 1000 ->
+ ?line test_server:fail({gen_fsm_started, process_info(self(),
+ messages)})
+ end,
+ dummy_via:unregister_name(armitage),
+
process_flag(trap_exit, OldFlag),
ok.
@@ -635,6 +686,7 @@ enter_loop(Reg1, Reg2) ->
case Reg1 of
local -> register(armitage, self());
global -> global:register_name(armitage, self());
+ via -> dummy_via:register_name(armitage, self());
anon -> ignore
end,
proc_lib:init_ack({ok, self()}),
@@ -643,6 +695,9 @@ enter_loop(Reg1, Reg2) ->
gen_fsm:enter_loop(?MODULE, [], state0, [], {local,armitage});
global ->
gen_fsm:enter_loop(?MODULE, [], state0, [], {global,armitage});
+ via ->
+ gen_fsm:enter_loop(?MODULE, [], state0, [],
+ {via, dummy_via, armitage});
anon ->
gen_fsm:enter_loop(?MODULE, [], state0, [])
end.
diff --git a/lib/stdlib/test/gen_server_SUITE.erl b/lib/stdlib/test/gen_server_SUITE.erl
index 7fb8d54f2d..cdf15ba017 100644
--- a/lib/stdlib/test/gen_server_SUITE.erl
+++ b/lib/stdlib/test/gen_server_SUITE.erl
@@ -36,7 +36,7 @@
]).
% spawn export
--export([spec_init_local/2, spec_init_global/2,
+-export([spec_init_local/2, spec_init_global/2, spec_init_via/2,
spec_init_default_timeout/2, spec_init_anonymous/1,
spec_init_anonymous_default_timeout/1,
spec_init_not_proc_lib/1, cast_fast_messup/0]).
@@ -199,6 +199,35 @@ start(Config) when is_list(Config) ->
test_server:fail(not_stopped)
end,
+ %% via register
+ ?line dummy_via:reset(),
+ ?line {ok, Pid6} =
+ gen_server:start({via, dummy_via, my_test_name},
+ gen_server_SUITE, [], []),
+ ?line ok = gen_server:call({via, dummy_via, my_test_name}, started_p),
+ ?line {error, {already_started, Pid6}} =
+ gen_server:start({via, dummy_via, my_test_name},
+ gen_server_SUITE, [], []),
+ ?line ok = gen_server:call({via, dummy_via, my_test_name}, stop),
+ test_server:sleep(1),
+ ?line {'EXIT', {noproc,_}} = (catch gen_server:call(Pid6, started_p, 10)),
+
+ %% via register linked
+ ?line dummy_via:reset(),
+ ?line {ok, Pid7} =
+ gen_server:start_link({via, dummy_via, my_test_name},
+ gen_server_SUITE, [], []),
+ ?line ok = gen_server:call({via, dummy_via, my_test_name}, started_p),
+ ?line {error, {already_started, Pid7}} =
+ gen_server:start({via, dummy_via, my_test_name},
+ gen_server_SUITE, [], []),
+ ?line ok = gen_server:call({via, dummy_via, my_test_name}, stop),
+ ?line receive
+ {'EXIT', Pid7, stopped} ->
+ ok
+ after 5000 ->
+ test_server:fail(not_stopped)
+ end,
test_server:messages_get(),
%% Must wait for all error messages before going to next test.
@@ -853,6 +882,8 @@ otp_5854(doc) ->
otp_5854(Config) when is_list(Config) ->
OldFlag = process_flag(trap_exit, true),
+ ?line dummy_via:reset(),
+
%% Make sure gen_server:enter_loop does not accept {local,Name}
%% when it's another process than the calling one which is
%% registered under that name
@@ -881,6 +912,18 @@ otp_5854(Config) when is_list(Config) ->
end,
global:unregister_name(armitage),
+ %% (same for {via, Mod, Name})
+ dummy_via:register_name(armitage, self()),
+ ?line {ok, Pid3} =
+ start_link(spec_init_via, [{not_ok, armitage}, []]),
+ receive
+ {'EXIT', Pid3, {process_not_registered_via, dummy_via}} ->
+ ok
+ after 1000 ->
+ ?line test_server:fail(gen_server_started)
+ end,
+ dummy_via:unregister_name(armitage),
+
process_flag(trap_exit, OldFlag),
ok.
@@ -1060,7 +1103,22 @@ spec_init_global({not_ok, Name}, Options) ->
%% Supervised init can occur here ...
gen_server:enter_loop(?MODULE, Options, {}, {global, Name}, infinity).
-spec_init_default_timeout({ok, Name}, Options) ->
+spec_init_via({ok, Name}, Options) ->
+ process_flag(trap_exit, true),
+ dummy_via:register_name(Name, self()),
+ proc_lib:init_ack({ok, self()}),
+ %% Supervised init can occur here ...
+ gen_server:enter_loop(?MODULE, Options, {},
+ {via, dummy_via, Name}, infinity);
+
+spec_init_via({not_ok, Name}, Options) ->
+ process_flag(trap_exit, true),
+ proc_lib:init_ack({ok, self()}),
+ %% Supervised init can occur here ...
+ gen_server:enter_loop(?MODULE, Options, {},
+ {via, dummy_via, Name}, infinity).
+
+spec_init_default_timeout({ok, Name}, Options) ->
process_flag(trap_exit, true),
register(Name, self()),
proc_lib:init_ack({ok, self()}),
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-06 16:42:46 +0000