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-rw-r--r--lib/stdlib/test/gen_event_SUITE.erl1508
1 files changed, 857 insertions, 651 deletions
diff --git a/lib/stdlib/test/gen_event_SUITE.erl b/lib/stdlib/test/gen_event_SUITE.erl
index b019f98b69..880b10117c 100644
--- a/lib/stdlib/test/gen_event_SUITE.erl
+++ b/lib/stdlib/test/gen_event_SUITE.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2014. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2017. 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.
@@ -19,28 +19,37 @@
%%
-module(gen_event_SUITE).
--include_lib("test_server/include/test_server.hrl").
+-include_lib("common_test/include/ct.hrl").
--export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
- init_per_group/2,end_per_group/2]).
+-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]).
-export([start/1, add_handler/1, add_sup_handler/1,
delete_handler/1, swap_handler/1, swap_sup_handler/1,
- notify/1, sync_notify/1, call/1, info/1, hibernate/1,
+ notify/1, sync_notify/1, call/1, info/1, hibernate/1, auto_hibernate/1,
call_format_status/1, call_format_status_anon/1,
- error_format_status/1, get_state/1, replace_state/1]).
+ error_format_status/1, get_state/1, replace_state/1,
+ start_opt/1,
+ undef_init/1, undef_handle_call/1, undef_handle_event/1,
+ undef_handle_info/1, undef_code_change/1, undef_terminate/1,
+ undef_in_terminate/1]).
suite() -> [{ct_hooks,[ts_install_cth]}].
-all() ->
- [start, {group, test_all}, hibernate,
+all() ->
+ [start, {group, test_all}, hibernate, auto_hibernate,
call_format_status, call_format_status_anon, error_format_status,
- get_state, replace_state].
+ get_state, replace_state,
+ start_opt, {group, undef_callbacks}, undef_in_terminate].
-groups() ->
+groups() ->
[{test_all, [],
[add_handler, add_sup_handler, delete_handler,
swap_handler, swap_sup_handler, notify, sync_notify,
- call, info]}].
+ call, info]},
+ {undef_callbacks, [],
+ [undef_init, undef_handle_call, undef_handle_event, undef_handle_info,
+ undef_code_change, undef_terminate]}].
init_per_suite(Config) ->
Config.
@@ -48,89 +57,188 @@ init_per_suite(Config) ->
end_per_suite(_Config) ->
ok.
+init_per_group(undef_callbacks, Config) ->
+ DataDir = ?config(data_dir, Config),
+ Event1 = filename:join(DataDir, "oc_event.erl"),
+ {ok, oc_event} = compile:file(Event1),
+ Config;
init_per_group(_GroupName, Config) ->
Config.
end_per_group(_GroupName, Config) ->
Config.
+init_per_testcase(Case, Config) when Case == undef_handle_call;
+ Case == undef_handle_info;
+ Case == undef_handle_event;
+ Case == undef_code_change;
+ Case == undef_terminate ->
+ {ok, Pid} = oc_event:start(),
+ [{event_pid, Pid}|Config];
+init_per_testcase(undef_init, Config) ->
+ {ok, Pid} = gen_event:start({local, oc_init_event}),
+ [{event_pid, Pid}|Config];
+init_per_testcase(_Case, Config) ->
+ Config.
+
+end_per_testcase(Case, Config) when Case == undef_init;
+ Case == undef_handle_call;
+ Case == undef_handle_info;
+ Case == undef_handle_event;
+ Case == undef_code_change;
+ Case == undef_terminate ->
+ Pid = ?config(event_pid, Config),
+ gen_event:stop(Pid);
+end_per_testcase(_Case, _Config) ->
+ ok.
%% --------------------------------------
%% Start an event manager.
%% --------------------------------------
-start(doc) -> [];
-start(suite) -> [];
+-define(LMGR, {local, my_dummy_name}).
+-define(GMGR, {global, my_dummy_name}).
+
start(Config) when is_list(Config) ->
OldFl = process_flag(trap_exit, true),
- ?line dummy_via:reset(),
+ dummy_via:reset(),
- ?line {ok, Pid0} = gen_event:start(), %anonymous
- ?line [] = gen_event:which_handlers(Pid0),
- ?line ok = gen_event:stop(Pid0),
+ {ok, Pid0} = gen_event:start(), %anonymous
+ [] = gen_event:which_handlers(Pid0),
+ ok = gen_event:stop(Pid0),
- ?line {ok, Pid1} = gen_event:start_link(), %anonymous
- ?line [] = gen_event:which_handlers(Pid1),
- ?line ok = gen_event:stop(Pid1),
+ {ok, Pid1} = gen_event:start_link(), %anonymous
+ [] = gen_event:which_handlers(Pid1),
+ ok = gen_event:stop(Pid1),
- ?line {ok, Pid2} = gen_event:start({local, my_dummy_name}),
- ?line [] = gen_event:which_handlers(my_dummy_name),
- ?line [] = gen_event:which_handlers(Pid2),
- ?line ok = gen_event:stop(my_dummy_name),
+ {ok, Pid2} = gen_event:start(?LMGR),
+ [] = gen_event:which_handlers(my_dummy_name),
+ [] = gen_event:which_handlers(Pid2),
+ ok = gen_event:stop(my_dummy_name),
- ?line {ok, Pid3} = gen_event:start_link({local, my_dummy_name}),
- ?line [] = gen_event:which_handlers(my_dummy_name),
- ?line [] = gen_event:which_handlers(Pid3),
- ?line ok = gen_event:stop(my_dummy_name),
+ {ok, Pid3} = gen_event:start_link(?LMGR),
+ [] = gen_event:which_handlers(my_dummy_name),
+ [] = gen_event:which_handlers(Pid3),
+ ok = gen_event:stop(my_dummy_name),
- ?line {ok, Pid4} = gen_event:start_link({global, my_dummy_name}),
- ?line [] = gen_event:which_handlers({global, my_dummy_name}),
- ?line [] = gen_event:which_handlers(Pid4),
- ?line ok = gen_event:stop({global, my_dummy_name}),
+ {ok, Pid4} = gen_event:start_link(?GMGR),
+ [] = gen_event:which_handlers(?GMGR),
+ [] = gen_event:which_handlers(Pid4),
+ ok = gen_event:stop(?GMGR),
- ?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}),
+ {ok, Pid5} = gen_event:start_link({via, dummy_via, my_dummy_name}),
+ [] = gen_event:which_handlers({via, dummy_via, my_dummy_name}),
+ [] = gen_event:which_handlers(Pid5),
+ 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}),
- ?line {error, {already_started, _}} =
- gen_event:start({local, my_dummy_name}),
- ?line ok = gen_event:stop(my_dummy_name),
+ {ok, _} = gen_event:start_link(?LMGR),
+ {error, {already_started, _}} = gen_event:start_link(?LMGR),
+ {error, {already_started, _}} = gen_event:start(?LMGR),
+ ok = gen_event:stop(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}),
+ {ok, Pid6} = gen_event:start_link(?GMGR),
+ {error, {already_started, _}} = gen_event:start_link(?GMGR),
+ {error, {already_started, _}} = gen_event:start(?GMGR),
- ok = gen_event:stop({global, my_dummy_name}, shutdown, 10000),
+ ok = gen_event:stop(?GMGR, shutdown, 10000),
receive
{'EXIT', Pid6, shutdown} -> ok
after 10000 ->
- ?t:fail(exit_gen_event)
+ ct: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}),
+ {ok, Pid7} = gen_event:start_link({via, dummy_via, my_dummy_name}),
+ {error, {already_started, _}} = gen_event:start_link({via, dummy_via, my_dummy_name}),
+ {error, {already_started, _}} = gen_event:start({via, dummy_via, my_dummy_name}),
exit(Pid7, shutdown),
receive
{'EXIT', Pid7, shutdown} -> ok
after 10000 ->
- ?t:fail(exit_gen_event)
+ ct:fail(exit_gen_event)
end,
- ?t:messages_get(),
process_flag(trap_exit, OldFl),
ok.
+start_opt(Config) when is_list(Config) ->
+ OldFl = process_flag(trap_exit, true),
+
+ dummy_via:reset(),
+
+ {ok, Pid0} = gen_event:start([]), %anonymous
+ [] = gen_event:which_handlers(Pid0),
+ ok = gen_event:stop(Pid0),
+
+ {ok, Pid1} = gen_event:start_link([]), %anonymous
+ [] = gen_event:which_handlers(Pid1),
+ ok = gen_event:stop(Pid1),
+
+ {ok, Pid2} = gen_event:start(?LMGR, []),
+ [] = gen_event:which_handlers(my_dummy_name),
+ [] = gen_event:which_handlers(Pid2),
+ ok = gen_event:stop(my_dummy_name),
+
+ {ok, Pid3} = gen_event:start_link(?LMGR, []),
+ [] = gen_event:which_handlers(my_dummy_name),
+ [] = gen_event:which_handlers(Pid3),
+ ok = gen_event:stop(my_dummy_name),
+
+ {ok, Pid4} = gen_event:start_link(?GMGR, []),
+ [] = gen_event:which_handlers(?GMGR),
+ [] = gen_event:which_handlers(Pid4),
+ ok = gen_event:stop(?GMGR),
+
+ {ok, Pid5} = gen_event:start_link({via, dummy_via, my_dummy_name}, []),
+ [] = gen_event:which_handlers({via, dummy_via, my_dummy_name}),
+ [] = gen_event:which_handlers(Pid5),
+ ok = gen_event:stop({via, dummy_via, my_dummy_name}),
+
+ {ok, _} = gen_event:start_link(?LMGR, []),
+ {error, {already_started, _}} = gen_event:start_link(?LMGR, []),
+ {error, {already_started, _}} = gen_event:start(?LMGR, []),
+ ok = gen_event:stop(my_dummy_name),
+
+ {ok, Pid7} = gen_event:start_link(?GMGR),
+ {error, {already_started, _}} = gen_event:start_link(?GMGR, []),
+ {error, {already_started, _}} = gen_event:start(?GMGR, []),
+
+ ok = gen_event:stop(?GMGR, shutdown, 10000),
+ receive
+ {'EXIT', Pid7, shutdown} -> ok
+ after 10000 ->
+ ct:fail(exit_gen_event)
+ end,
+
+ {ok, Pid8} = gen_event:start_link({via, dummy_via, my_dummy_name}),
+ {error, {already_started, _}} = gen_event:start_link({via, dummy_via, my_dummy_name}, []),
+ {error, {already_started, _}} = gen_event:start({via, dummy_via, my_dummy_name}, []),
+
+ exit(Pid8, shutdown),
+ receive
+ {'EXIT', Pid8, shutdown} -> ok
+ after 10000 ->
+ ct:fail(exit_gen_event)
+ end,
+
+ %% test spawn_opt
+ MinHeapSz = 10000,
+ {ok, Pid9} = gen_event:start_link(?LMGR, [{spawn_opt, [{min_heap_size, MinHeapSz}]}]),
+ {error, {already_started, _}} = gen_event:start_link(?LMGR, []),
+ {error, {already_started, _}} = gen_event:start(?LMGR, []),
+ {heap_size, HeapSz} = erlang:process_info(Pid9, heap_size),
+ true = HeapSz > MinHeapSz,
+ ok = gen_event:stop(my_dummy_name),
+
+ %% test debug opt
+ {ok, _} = gen_event:start_link(?LMGR, [{debug,[debug]}]),
+ {error, {already_started, _}} = gen_event:start_link(?LMGR, []),
+ {error, {already_started, _}} = gen_event:start(?LMGR, []),
+ ok = gen_event:stop(my_dummy_name),
+
+ process_flag(trap_exit, OldFl),
+ ok.
hibernate(Config) when is_list(Config) ->
{ok,Pid} = gen_event:start({local, my_dummy_handler}),
@@ -184,7 +292,7 @@ hibernate(Config) when is_list(Config) ->
{ok,Pid2} = gen_event:start({local, my_dummy_handler}),
ok = gen_event:add_handler(my_dummy_handler, dummy_h,
- [self(),hibernate]),
+ [self(),hibernate]),
is_in_erlang_hibernate(Pid2),
sys:suspend(my_dummy_handler),
is_in_erlang_hibernate(Pid2),
@@ -193,18 +301,60 @@ hibernate(Config) when is_list(Config) ->
Pid2 ! wake,
is_not_in_erlang_hibernate(Pid2),
-
+
ok = gen_event:stop(my_dummy_handler),
ok.
+auto_hibernate(Config) when is_list(Config) ->
+ HibernateAfterTimeout = 100,
+ State = {auto_hibernate_state},
+ {ok,Pid} = gen_event:start({local, auto_hibernate_handler}, [{hibernate_after, HibernateAfterTimeout}]),
+ %% After init test
+ is_not_in_erlang_hibernate(Pid),
+ timer:sleep(HibernateAfterTimeout),
+ is_in_erlang_hibernate(Pid),
+ ok = gen_event:add_handler(auto_hibernate_handler, dummy_h, [State]),
+ %% Get state test
+ [{dummy_h,false,State}] = sys:get_state(Pid),
+ is_in_erlang_hibernate(Pid),
+ %% Call test
+ {ok, hejhopp} = gen_event:call(auto_hibernate_handler, dummy_h, hejsan),
+ is_not_in_erlang_hibernate(Pid),
+ timer:sleep(HibernateAfterTimeout),
+ is_in_erlang_hibernate(Pid),
+ %% Event test
+ ok = gen_event:notify(auto_hibernate_handler, {self(), handle_event}),
+ receive
+ handled_event ->
+ ok
+ after 1000 ->
+ ct:fail(event)
+ end,
+ is_not_in_erlang_hibernate(Pid),
+ timer:sleep(HibernateAfterTimeout),
+ is_in_erlang_hibernate(Pid),
+ %% Info test
+ Pid ! {self(), handle_info},
+ receive
+ handled_info ->
+ ok
+ after 1000 ->
+ ct:fail(info)
+ end,
+ is_not_in_erlang_hibernate(Pid),
+ timer:sleep(HibernateAfterTimeout),
+ is_in_erlang_hibernate(Pid),
+ ok = gen_event:stop(auto_hibernate_handler),
+ ok.
+
is_in_erlang_hibernate(Pid) ->
receive after 1 -> ok end,
is_in_erlang_hibernate_1(200, Pid).
is_in_erlang_hibernate_1(0, Pid) ->
io:format("~p\n", [erlang:process_info(Pid, current_function)]),
- ?t:fail(not_in_erlang_hibernate_3);
+ ct:fail(not_in_erlang_hibernate_3);
is_in_erlang_hibernate_1(N, Pid) ->
{current_function,MFA} = erlang:process_info(Pid, current_function),
case MFA of
@@ -221,7 +371,7 @@ is_not_in_erlang_hibernate(Pid) ->
is_not_in_erlang_hibernate_1(0, Pid) ->
io:format("~p\n", [erlang:process_info(Pid, current_function)]),
- ?t:fail(not_in_erlang_hibernate_3);
+ ct:fail(not_in_erlang_hibernate_3);
is_not_in_erlang_hibernate_1(N, Pid) ->
{current_function,MFA} = erlang:process_info(Pid, current_function),
case MFA of
@@ -233,720 +383,694 @@ is_not_in_erlang_hibernate_1(N, Pid) ->
end.
-add_handler(doc) -> [];
-add_handler(suite) -> [];
add_handler(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line {error, my_error} =
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ {error, my_error} =
gen_event:add_handler(my_dummy_handler, dummy_h, make_error),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line {error, my_error} =
+ {error, my_error} =
gen_event:add_handler(my_dummy_handler, {dummy_h, self()}, make_error),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,self()},
- [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,self()},
+ [self()]),
Self = self(),
- ?line [{dummy_h, Self}, dummy_h] =
+ [{dummy_h, Self}, dummy_h] =
gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:stop(my_dummy_handler),
ok.
-add_sup_handler(doc) -> [];
-add_sup_handler(suite) -> [];
add_sup_handler(Config) when is_list(Config) ->
- ?line {ok,Pid} = gen_event:start({local, my_dummy_handler}),
- ?line {error, my_error} =
+ {ok,Pid} = gen_event:start({local, my_dummy_handler}),
+ {error, my_error} =
gen_event:add_sup_handler(my_dummy_handler, dummy_h, make_error),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line exit(Pid, sup_died),
- ?t:sleep(1000),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ exit(Pid, sup_died),
+ ct:sleep(1000),
+ [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line {error, my_error} =
+ {error, my_error} =
gen_event:add_handler(my_dummy_handler, {dummy_h, self()}, make_error),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, {dummy_h,self()},
- [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, {dummy_h,self()},
+ [self()]),
Self = self(),
- ?line [{dummy_h, Self}, dummy_h] =
+ [{dummy_h, Self}, dummy_h] =
gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:stop(my_dummy_handler),
-
- ?line receive
- {gen_event_EXIT, dummy_h, shutdown} ->
- ok
- after 1000 ->
- ?t:fail({no,{gen_event_EXIT, dummy_h, shutdown}})
- end,
-
- ?line receive
- {gen_event_EXIT, {dummy_h,Self}, shutdown} ->
- ok
- after 1000 ->
- ?t:fail({no,{gen_event_EXIT, {dummy_h,Self},
- shutdown}})
- end,
+ ok = gen_event:stop(my_dummy_handler),
+
+ receive
+ {gen_event_EXIT, dummy_h, shutdown} ->
+ ok
+ after 1000 ->
+ ct:fail({no,{gen_event_EXIT, dummy_h, shutdown}})
+ end,
+
+ receive
+ {gen_event_EXIT, {dummy_h,Self}, shutdown} ->
+ ok
+ after 1000 ->
+ ct:fail({no,{gen_event_EXIT, {dummy_h,Self},
+ shutdown}})
+ end,
ok.
-delete_handler(doc) -> [];
-delete_handler(suite) -> [];
delete_handler(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
- ?line {error, module_not_found} =
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ {error, module_not_found} =
gen_event:delete_handler(my_dummy_handler, duuuuuuuuumy, []),
- ?line return_hej =
+ return_hej =
gen_event:delete_handler(my_dummy_handler, dummy_h, return_hej),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
- ?line ok =
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ ok =
gen_event:delete_handler(my_dummy_handler, dummy_h, []),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,1}, [self()]),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,2}, [self()]),
- ?line {error, module_not_found} =
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,1}, [self()]),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,2}, [self()]),
+ {error, module_not_found} =
gen_event:delete_handler(my_dummy_handler, {duuuuuuuuumy,1}, []),
- ?line return_hej =
+ return_hej =
gen_event:delete_handler(my_dummy_handler, {dummy_h,1}, return_hej),
- ?line return_hej =
+ return_hej =
gen_event:delete_handler(my_dummy_handler, {dummy_h,2}, return_hej),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,2}, [self()]),
- ?line ok =
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,2}, [self()]),
+ ok =
gen_event:delete_handler(my_dummy_handler, {dummy_h,2}, []),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:stop(my_dummy_handler),
ok.
-swap_handler(doc) -> [];
-swap_handler(suite) -> [];
swap_handler(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
- ?line {error, non_existing} =
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ {error, non_existing} =
gen_event:swap_handler(my_dummy_handler, {faulty_h, swap},
{dummy1_h, []}),
- ?line ok =
+ ok =
gen_event:swap_handler(my_dummy_handler, {dummy_h, swap},
{dummy1_h, swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:delete_handler(my_dummy_handler, dummy1_h, []),
+ ok = gen_event:delete_handler(my_dummy_handler, dummy1_h, []),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,3}, [self()]),
- ?line {error, non_existing} =
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,3}, [self()]),
+ {error, non_existing} =
gen_event:swap_handler(my_dummy_handler, {faulty_h, swap},
{dummy1_h, []}),
- ?line ok =
+ ok =
gen_event:swap_handler(my_dummy_handler, {{dummy_h,3}, swap},
{{dummy1_h,4}, swap}),
- ?line [{dummy1_h,4}] = gen_event:which_handlers(my_dummy_handler),
+ [{dummy1_h,4}] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:delete_handler(my_dummy_handler, {dummy1_h,4}, []),
+ ok = gen_event:delete_handler(my_dummy_handler, {dummy1_h,4}, []),
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:stop(my_dummy_handler),
ok.
-
-swap_sup_handler(doc) -> [];
-swap_sup_handler(suite) -> [];
+
swap_sup_handler(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line {error, non_existing} =
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ {error, non_existing} =
gen_event:swap_handler(my_dummy_handler, {faulty_h, swap},
{dummy1_h, []}),
- ?line ok =
+ ok =
gen_event:swap_handler(my_dummy_handler, {dummy_h, swap},
{dummy1_h, swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:delete_handler(my_dummy_handler, dummy1_h, []),
- ?line receive
- {gen_event_EXIT, dummy1_h, normal} ->
- ok
- after 1000 ->
- ?t:fail({no,{gen_event_EXIT, dummy1_h, normal}})
- end,
-
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, {dummy_h,3},
- [self()]),
- ?line {error, non_existing} =
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:delete_handler(my_dummy_handler, dummy1_h, []),
+ receive
+ {gen_event_EXIT, dummy1_h, normal} ->
+ ok
+ after 1000 ->
+ ct:fail({no,{gen_event_EXIT, dummy1_h, normal}})
+ end,
+
+ ok = gen_event:add_sup_handler(my_dummy_handler, {dummy_h,3},
+ [self()]),
+ {error, non_existing} =
gen_event:swap_sup_handler(my_dummy_handler, {faulty_h, swap},
{dummy1_h, []}),
- ?line ok =
+ ok =
gen_event:swap_sup_handler(my_dummy_handler, {{dummy_h,3}, swap},
{{dummy1_h,4}, swap}),
- ?line [{dummy1_h,4}] = gen_event:which_handlers(my_dummy_handler),
+ [{dummy1_h,4}] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:delete_handler(my_dummy_handler, {dummy1_h,4}, []),
- ?line receive
- {gen_event_EXIT, {dummy1_h,4}, normal} ->
- ok
- after 1000 ->
- ?t:fail({no,{gen_event_EXIT, {dummy1_h,4}, normal}})
- end,
+ ok = gen_event:delete_handler(my_dummy_handler, {dummy1_h,4}, []),
+ receive
+ {gen_event_EXIT, {dummy1_h,4}, normal} ->
+ ok
+ after 1000 ->
+ ct:fail({no,{gen_event_EXIT, {dummy1_h,4}, normal}})
+ end,
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:stop(my_dummy_handler),
ok.
-
-notify(doc) -> [];
-notify(suite) -> [];
+
notify(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
Event = {event, self()},
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:notify(my_dummy_handler, Event),
- ?line receive
- {dummy_h, Event} ->
- ok
- end,
- ?line ok = gen_event:notify(my_dummy_handler, {swap_event,dummy1_h,swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:notify(my_dummy_handler, Event),
- ?line receive
- {dummy1_h, Event} ->
- ok
- end,
- ?line ok = gen_event:notify(my_dummy_handler, delete_event),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
-
- ?line ok = gen_event:notify(my_dummy_handler, error_event),
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:notify(my_dummy_handler, Event),
+ receive
+ {dummy_h, Event} ->
+ ok
+ end,
+ ok = gen_event:notify(my_dummy_handler, {swap_event,dummy1_h,swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:notify(my_dummy_handler, Event),
+ receive
+ {dummy1_h, Event} ->
+ ok
+ end,
+ ok = gen_event:notify(my_dummy_handler, delete_event),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+
+ ok = gen_event:notify(my_dummy_handler, error_event),
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Handler with id, {Mod,Id}
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,5}, [self()]),
- ?line [{dummy_h,5}] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:notify(my_dummy_handler, Event),
- ?line receive
- {dummy_h, Event} ->
- ok
- end,
- ?line ok = gen_event:notify(my_dummy_handler,
- {swap_event, {dummy1_h, 9}, swap}),
- ?line [{dummy1_h,9}] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:notify(my_dummy_handler, Event),
- ?line receive
- {dummy1_h, Event} ->
- ok
- end,
- ?line ok = gen_event:notify(my_dummy_handler, delete_event),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,a}, [self()]),
-
- ?line ok = gen_event:notify(my_dummy_handler, error_event),
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,5}, [self()]),
+ [{dummy_h,5}] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:notify(my_dummy_handler, Event),
+ receive
+ {dummy_h, Event} ->
+ ok
+ end,
+ ok = gen_event:notify(my_dummy_handler,
+ {swap_event, {dummy1_h, 9}, swap}),
+ [{dummy1_h,9}] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:notify(my_dummy_handler, Event),
+ receive
+ {dummy1_h, Event} ->
+ ok
+ end,
+ ok = gen_event:notify(my_dummy_handler, delete_event),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,a}, [self()]),
+
+ ok = gen_event:notify(my_dummy_handler, error_event),
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Supervised handler.
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:notify(my_dummy_handler, Event),
- ?line receive
- {dummy_h, Event} ->
- ok
- end,
-
- ?line ok = gen_event:notify(my_dummy_handler, do_crash),
- ?line receive
- {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
- ok
- end,
-
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line ok = gen_event:notify(my_dummy_handler, {swap_event,dummy1_h,swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:notify(my_dummy_handler, do_crash),
- ?line receive
- {gen_event_EXIT, dummy1_h, {'EXIT',_}} ->
- ok
- end,
-
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line ok = gen_event:notify(my_dummy_handler, {swap_event,dummy1_h,swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:notify(my_dummy_handler, delete_event),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
-
- ?line receive
- {gen_event_EXIT, dummy1_h, normal} ->
- ok
- end,
-
- ?line [] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:notify(my_dummy_handler, Event),
+ receive
+ {dummy_h, Event} ->
+ ok
+ end,
+
+ ok = gen_event:notify(my_dummy_handler, do_crash),
+ receive
+ {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
+ ok
+ end,
+
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ ok = gen_event:notify(my_dummy_handler, {swap_event,dummy1_h,swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:notify(my_dummy_handler, do_crash),
+ receive
+ {gen_event_EXIT, dummy1_h, {'EXIT',_}} ->
+ ok
+ end,
+
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ ok = gen_event:notify(my_dummy_handler, {swap_event,dummy1_h,swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:notify(my_dummy_handler, delete_event),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+
+ receive
+ {gen_event_EXIT, dummy1_h, normal} ->
+ ok
+ end,
+
+ [] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:stop(my_dummy_handler),
ok.
-sync_notify(doc) -> [];
-sync_notify(suite) -> [];
sync_notify(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
Event = {event, self()},
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:sync_notify(my_dummy_handler, Event),
- ?line receive
- {dummy_h, Event} ->
- ok
- end,
- ?line ok = gen_event:sync_notify(my_dummy_handler,
- {swap_event, dummy1_h, swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:sync_notify(my_dummy_handler, Event),
- ?line receive
- {dummy1_h, Event} ->
- ok
- end,
- ?line ok = gen_event:sync_notify(my_dummy_handler, delete_event),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
-
- ?line ok = gen_event:sync_notify(my_dummy_handler, error_event),
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:sync_notify(my_dummy_handler, Event),
+ receive
+ {dummy_h, Event} ->
+ ok
+ end,
+ ok = gen_event:sync_notify(my_dummy_handler,
+ {swap_event, dummy1_h, swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:sync_notify(my_dummy_handler, Event),
+ receive
+ {dummy1_h, Event} ->
+ ok
+ end,
+ ok = gen_event:sync_notify(my_dummy_handler, delete_event),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+
+ ok = gen_event:sync_notify(my_dummy_handler, error_event),
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Handler with id, {Mod,Id}
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,5}, [self()]),
- ?line [{dummy_h,5}] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:sync_notify(my_dummy_handler, Event),
- ?line receive
- {dummy_h, Event} ->
- ok
- end,
- ?line ok = gen_event:sync_notify(my_dummy_handler,
- {swap_event, {dummy1_h, 9}, swap}),
- ?line [{dummy1_h,9}] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:sync_notify(my_dummy_handler, Event),
- ?line receive
- {dummy1_h, Event} ->
- ok
- end,
- ?line ok = gen_event:sync_notify(my_dummy_handler, delete_event),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,a}, [self()]),
-
- ?line ok = gen_event:sync_notify(my_dummy_handler, error_event),
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,5}, [self()]),
+ [{dummy_h,5}] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:sync_notify(my_dummy_handler, Event),
+ receive
+ {dummy_h, Event} ->
+ ok
+ end,
+ ok = gen_event:sync_notify(my_dummy_handler,
+ {swap_event, {dummy1_h, 9}, swap}),
+ [{dummy1_h,9}] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:sync_notify(my_dummy_handler, Event),
+ receive
+ {dummy1_h, Event} ->
+ ok
+ end,
+ ok = gen_event:sync_notify(my_dummy_handler, delete_event),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,a}, [self()]),
+
+ ok = gen_event:sync_notify(my_dummy_handler, error_event),
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Supervised handler.
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:sync_notify(my_dummy_handler, Event),
- ?line receive
- {dummy_h, Event} ->
- ok
- end,
-
- ?line ok = gen_event:sync_notify(my_dummy_handler, do_crash),
- ?line receive
- {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
- ok
- end,
-
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line ok = gen_event:sync_notify(my_dummy_handler,
- {swap_event,dummy1_h,swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:sync_notify(my_dummy_handler, do_crash),
- ?line receive
- {gen_event_EXIT, dummy1_h, {'EXIT',_}} ->
- ok
- end,
-
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line ok = gen_event:sync_notify(my_dummy_handler,
- {swap_event,dummy1_h,swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:sync_notify(my_dummy_handler, delete_event),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
-
- ?line receive
- {gen_event_EXIT, dummy1_h, normal} ->
- ok
- end,
-
- ?line [] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:sync_notify(my_dummy_handler, Event),
+ receive
+ {dummy_h, Event} ->
+ ok
+ end,
+
+ ok = gen_event:sync_notify(my_dummy_handler, do_crash),
+ receive
+ {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
+ ok
+ end,
+
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ ok = gen_event:sync_notify(my_dummy_handler,
+ {swap_event,dummy1_h,swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:sync_notify(my_dummy_handler, do_crash),
+ receive
+ {gen_event_EXIT, dummy1_h, {'EXIT',_}} ->
+ ok
+ end,
+
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ ok = gen_event:sync_notify(my_dummy_handler,
+ {swap_event,dummy1_h,swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:sync_notify(my_dummy_handler, delete_event),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+
+ receive
+ {gen_event_EXIT, dummy1_h, normal} ->
+ ok
+ end,
+
+ [] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:stop(my_dummy_handler),
ok.
-call(doc) -> [];
-call(suite) -> [];
call(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h, 1}, [self()]),
- ?line [{dummy_h, 1}, dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line {'EXIT',_} = (catch gen_event:call(non_exist, dummy_h, hejsan)),
- ?line {error, bad_module} =
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h, 1}, [self()]),
+ [{dummy_h, 1}, dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ {'EXIT',_} = (catch gen_event:call(non_exist, dummy_h, hejsan)),
+ {error, bad_module} =
gen_event:call(my_dummy_handler, bad_h, hejsan),
- ?line {ok, hejhopp} = gen_event:call(my_dummy_handler, dummy_h, hejsan),
- ?line {ok, hejhopp} = gen_event:call(my_dummy_handler, {dummy_h, 1},
- hejsan),
- ?line {ok, hejhopp} = gen_event:call(my_dummy_handler, dummy_h, hejsan,
- 10000),
- ?line {'EXIT', {timeout, _}} =
+ {ok, hejhopp} = gen_event:call(my_dummy_handler, dummy_h, hejsan),
+ {ok, hejhopp} = gen_event:call(my_dummy_handler, {dummy_h, 1},
+ hejsan),
+ {ok, hejhopp} = gen_event:call(my_dummy_handler, dummy_h, hejsan,
+ 10000),
+ {'EXIT', {timeout, _}} =
(catch gen_event:call(my_dummy_handler, dummy_h, hejsan, 0)),
flush(),
- ?line ok = gen_event:delete_handler(my_dummy_handler, {dummy_h, 1}, []),
- ?line {ok, swapped} = gen_event:call(my_dummy_handler, dummy_h,
- {swap_call,dummy1_h,swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
- ?line {error, bad_module} =
+ ok = gen_event:delete_handler(my_dummy_handler, {dummy_h, 1}, []),
+ {ok, swapped} = gen_event:call(my_dummy_handler, dummy_h,
+ {swap_call,dummy1_h,swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+ {error, bad_module} =
gen_event:call(my_dummy_handler, dummy_h, hejsan),
- ?line ok = gen_event:call(my_dummy_handler, dummy1_h, delete_call),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
-
- ?line {error, {return, faulty}} =
+ ok = gen_event:call(my_dummy_handler, dummy1_h, delete_call),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+
+ {error, {return, faulty}} =
gen_event:call(my_dummy_handler, dummy_h, error_call),
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
-
- ?line {error, {'EXIT', _}} =
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+
+ {error, {'EXIT', _}} =
gen_event:call(my_dummy_handler, dummy_h, exit_call),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Handler with id, {Mod,Id}
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,1}, [self()]),
- ?line [{dummy_h,1}] = gen_event:which_handlers(my_dummy_handler),
- ?line {error, bad_module} =
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,1}, [self()]),
+ [{dummy_h,1}] = gen_event:which_handlers(my_dummy_handler),
+ {error, bad_module} =
gen_event:call(my_dummy_handler, bad_h, hejsan),
- ?line {ok, hejhopp} = gen_event:call(my_dummy_handler, {dummy_h,1},
- hejsan),
- ?line {ok, swapped} = gen_event:call(my_dummy_handler, {dummy_h,1},
- {swap_call,{dummy1_h,2},swap}),
- ?line [{dummy1_h,2}] = gen_event:which_handlers(my_dummy_handler),
- ?line {error, bad_module} =
+ {ok, hejhopp} = gen_event:call(my_dummy_handler, {dummy_h,1},
+ hejsan),
+ {ok, swapped} = gen_event:call(my_dummy_handler, {dummy_h,1},
+ {swap_call,{dummy1_h,2},swap}),
+ [{dummy1_h,2}] = gen_event:which_handlers(my_dummy_handler),
+ {error, bad_module} =
gen_event:call(my_dummy_handler, dummy_h, hejsan),
- ?line ok = gen_event:call(my_dummy_handler, {dummy1_h,2}, delete_call),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,3}, [self()]),
-
- ?line {error, {return, faulty}} =
+ ok = gen_event:call(my_dummy_handler, {dummy1_h,2}, delete_call),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,3}, [self()]),
+
+ {error, {return, faulty}} =
gen_event:call(my_dummy_handler, {dummy_h,3}, error_call),
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,4}, [self()]),
-
- ?line {error, {'EXIT', _}} =
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,4}, [self()]),
+
+ {error, {'EXIT', _}} =
gen_event:call(my_dummy_handler, {dummy_h,4}, exit_call),
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Supervised handler.
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line {error, bad_module} =
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ {error, bad_module} =
gen_event:call(my_dummy_handler, bad_h, hejsan),
- ?line {ok, hejhopp} = gen_event:call(my_dummy_handler, dummy_h, hejsan),
- ?line {ok, swapped} = gen_event:call(my_dummy_handler, dummy_h,
- {swap_call,dummy1_h,swap}),
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
- ?line {error, bad_module} =
+ {ok, hejhopp} = gen_event:call(my_dummy_handler, dummy_h, hejsan),
+ {ok, swapped} = gen_event:call(my_dummy_handler, dummy_h,
+ {swap_call,dummy1_h,swap}),
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+ {error, bad_module} =
gen_event:call(my_dummy_handler, dummy_h, hejsan),
- ?line ok = gen_event:call(my_dummy_handler, dummy1_h, delete_call),
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
+ ok = gen_event:call(my_dummy_handler, dummy1_h, delete_call),
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
- ?line receive
- {gen_event_EXIT, dummy1_h, normal} ->
- ok
- end,
+ receive
+ {gen_event_EXIT, dummy1_h, normal} ->
+ ok
+ end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line {error, {return, faulty}} =
+ {error, {return, faulty}} =
gen_event:call(my_dummy_handler, dummy_h, error_call),
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
-
- ?line receive
- {gen_event_EXIT, dummy_h, {return,faulty}} ->
- ok
- after 1000 ->
- ?t:fail({no, {gen_event_EXIT, dummy_h, {return,faulty}}})
- end,
-
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
-
- ?line {error, {'EXIT', _}} =
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+
+ receive
+ {gen_event_EXIT, dummy_h, {return,faulty}} ->
+ ok
+ after 1000 ->
+ ct:fail({no, {gen_event_EXIT, dummy_h, {return,faulty}}})
+ end,
+
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+
+ {error, {'EXIT', _}} =
gen_event:call(my_dummy_handler, dummy_h, exit_call),
- ?line receive
- {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
- ok
- after 1000 ->
- ?t:fail({no, {gen_event_EXIT, dummy_h, {'EXIT','_'}}})
- end,
+ receive
+ {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
+ ok
+ after 1000 ->
+ ct:fail({no, {gen_event_EXIT, dummy_h, {'EXIT','_'}}})
+ end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:stop(my_dummy_handler),
ok.
flush() ->
receive _ -> flush() after 0 -> ok end.
-info(doc) -> [];
-info(suite) -> [];
info(Config) when is_list(Config) ->
- ?line {ok,_} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+ {ok,_} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
Info = {info, self()},
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line my_dummy_handler ! Info,
- ?line receive
- {dummy_h, Info} ->
- ok
- end,
- ?line my_dummy_handler ! {swap_info,dummy1_h,swap},
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
- ?line my_dummy_handler ! Info,
- ?line receive
- {dummy1_h, Info} ->
- ok
- end,
- ?line my_dummy_handler ! delete_info,
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
-
- ?line my_dummy_handler ! error_info,
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ my_dummy_handler ! Info,
+ receive
+ {dummy_h, Info} ->
+ ok
+ end,
+ my_dummy_handler ! {swap_info,dummy1_h,swap},
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+ my_dummy_handler ! Info,
+ receive
+ {dummy1_h, Info} ->
+ ok
+ end,
+ my_dummy_handler ! delete_info,
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, dummy_h, [self()]),
+
+ my_dummy_handler ! error_info,
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Handler with id, {Mod,Id}
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,1}, [self()]),
- ?line [{dummy_h,1}] = gen_event:which_handlers(my_dummy_handler),
- ?line my_dummy_handler ! Info,
- ?line receive
- {dummy_h, Info} ->
- ok
- end,
- ?line my_dummy_handler ! {swap_info,{dummy1_h,2},swap},
- ?line [{dummy1_h,2}] = gen_event:which_handlers(my_dummy_handler),
- ?line my_dummy_handler ! Info,
- ?line receive
- {dummy1_h, Info} ->
- ok
- end,
- ?line my_dummy_handler ! delete_info,
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
- ?line ok = gen_event:add_handler(my_dummy_handler, {dummy_h,3}, [self()]),
-
- ?line my_dummy_handler ! error_info,
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
- ?line [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,1}, [self()]),
+ [{dummy_h,1}] = gen_event:which_handlers(my_dummy_handler),
+ my_dummy_handler ! Info,
+ receive
+ {dummy_h, Info} ->
+ ok
+ end,
+ my_dummy_handler ! {swap_info,{dummy1_h,2},swap},
+ [{dummy1_h,2}] = gen_event:which_handlers(my_dummy_handler),
+ my_dummy_handler ! Info,
+ receive
+ {dummy1_h, Info} ->
+ ok
+ end,
+ my_dummy_handler ! delete_info,
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
+ ok = gen_event:add_handler(my_dummy_handler, {dummy_h,3}, [self()]),
+
+ my_dummy_handler ! error_info,
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+ [] = gen_event:which_handlers(my_dummy_handler),
%% Supervised handler
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line [dummy_h] = gen_event:which_handlers(my_dummy_handler),
- ?line my_dummy_handler ! Info,
- ?line receive
- {dummy_h, Info} ->
- ok
- end,
- ?line my_dummy_handler ! {swap_info,dummy1_h,swap},
- ?line [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
- ?line my_dummy_handler ! Info,
- ?line receive
- {dummy1_h, Info} ->
- ok
- end,
- ?line my_dummy_handler ! delete_info,
- ?line receive
- {dummy1_h, removed} ->
- ok
- end,
-
- ?line receive
- {gen_event_EXIT, dummy1_h, normal} ->
- ok
- after 1000 ->
- ?t:fail({no, {gen_event_EXIT, dummy1_h, normal}})
- end,
-
- ?line [] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
-
- ?line my_dummy_handler ! error_info,
- ?line receive
- {dummy_h, returned_error} ->
- ok
- end,
-
- ?line receive
- {gen_event_EXIT, dummy_h, {return,faulty}} ->
- ok
- after 1000 ->
- ?t:fail({no, {gen_event_EXIT, dummy_h, {return,faulty}}})
- end,
-
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
- ?line my_dummy_handler ! do_crash,
-
- ?line receive
- {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
- ok
- after 1000 ->
- ?t:fail({no, {gen_event_EXIT, dummy_h, {'EXIT','_'}}})
- end,
-
- ?line [] = gen_event:which_handlers(my_dummy_handler),
-
- ?line ok = gen_event:stop(my_dummy_handler),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ [dummy_h] = gen_event:which_handlers(my_dummy_handler),
+ my_dummy_handler ! Info,
+ receive
+ {dummy_h, Info} ->
+ ok
+ end,
+ my_dummy_handler ! {swap_info,dummy1_h,swap},
+ [dummy1_h] = gen_event:which_handlers(my_dummy_handler),
+ my_dummy_handler ! Info,
+ receive
+ {dummy1_h, Info} ->
+ ok
+ end,
+ my_dummy_handler ! delete_info,
+ receive
+ {dummy1_h, removed} ->
+ ok
+ end,
+
+ receive
+ {gen_event_EXIT, dummy1_h, normal} ->
+ ok
+ after 1000 ->
+ ct:fail({no, {gen_event_EXIT, dummy1_h, normal}})
+ end,
+
+ [] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+
+ my_dummy_handler ! error_info,
+ receive
+ {dummy_h, returned_error} ->
+ ok
+ end,
+
+ receive
+ {gen_event_EXIT, dummy_h, {return,faulty}} ->
+ ok
+ after 1000 ->
+ ct:fail({no, {gen_event_EXIT, dummy_h, {return,faulty}}})
+ end,
+
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy_h, [self()]),
+ my_dummy_handler ! do_crash,
+
+ receive
+ {gen_event_EXIT, dummy_h, {'EXIT',_}} ->
+ ok
+ after 1000 ->
+ ct:fail({no, {gen_event_EXIT, dummy_h, {'EXIT','_'}}})
+ end,
+
+ [] = gen_event:which_handlers(my_dummy_handler),
+
+ ok = gen_event:stop(my_dummy_handler),
ok.
-call_format_status(suite) ->
- [];
-call_format_status(doc) ->
- ["Test that sys:get_status/1,2 calls format_status/2"];
+%% Test that sys:get_status/1,2 calls format_status/2.
call_format_status(Config) when is_list(Config) ->
- ?line {ok, Pid} = gen_event:start({local, my_dummy_handler}),
+ {ok, Pid} = gen_event:start({local, my_dummy_handler}),
%% State here intentionally differs from what we expect from format_status
State = self(),
FmtState = "dummy1_h handler state",
- ?line ok = gen_event:add_handler(my_dummy_handler, dummy1_h, [State]),
- ?line Status1 = sys:get_status(Pid),
- ?line Status2 = sys:get_status(Pid, 5000),
- ?line ok = gen_event:stop(Pid),
- ?line {status, Pid, _, [_, _, Pid, [], Data1]} = Status1,
- ?line HandlerInfo1 = proplists:get_value(items, Data1),
- ?line {"Installed handlers", [{_,dummy1_h,_,FmtState,_}]} = HandlerInfo1,
- ?line {status, Pid, _, [_, _, Pid, [], Data2]} = Status2,
- ?line HandlerInfo2 = proplists:get_value(items, Data2),
- ?line {"Installed handlers", [{_,dummy1_h,_,FmtState,_}]} = HandlerInfo2,
+ ok = gen_event:add_handler(my_dummy_handler, dummy1_h, [State]),
+ Status1 = sys:get_status(Pid),
+ Status2 = sys:get_status(Pid, 5000),
+ ok = gen_event:stop(Pid),
+ {status, Pid, _, [_, _, Pid, [], Data1]} = Status1,
+ HandlerInfo1 = proplists:get_value(items, Data1),
+ {"Installed handlers", [{_,dummy1_h,_,FmtState,_}]} = HandlerInfo1,
+ {status, Pid, _, [_, _, Pid, [], Data2]} = Status2,
+ HandlerInfo2 = proplists:get_value(items, Data2),
+ {"Installed handlers", [{_,dummy1_h,_,FmtState,_}]} = HandlerInfo2,
ok.
-call_format_status_anon(suite) ->
- [];
-call_format_status_anon(doc) ->
- ["Test that sys:get_status/1,2 calls format_status/2 for anonymous gen_event processes"];
+%% Test that sys:get_status/1,2 calls format_status/2 for anonymous
+%% gen_event processes.
call_format_status_anon(Config) when is_list(Config) ->
- ?line {ok, Pid} = gen_event:start(),
+ {ok, Pid} = gen_event:start(),
%% The 'Name' of the gen_event process will be a pid() here, so
%% the next line will crash if format_status can't string-ify pids.
- ?line Status1 = sys:get_status(Pid),
- ?line ok = gen_event:stop(Pid),
+ Status1 = sys:get_status(Pid),
+ ok = gen_event:stop(Pid),
Header = "Status for event handler " ++ pid_to_list(Pid),
- ?line {status, Pid, _, [_, _, Pid, [], Data1]} = Status1,
- ?line Header = proplists:get_value(header, Data1),
+ {status, Pid, _, [_, _, Pid, [], Data1]} = Status1,
+ Header = proplists:get_value(header, Data1),
ok.
-error_format_status(suite) ->
- [];
-error_format_status(doc) ->
- ["Test that a handler error calls format_status/2"];
+%% Test that a handler error calls format_status/2.
error_format_status(Config) when is_list(Config) ->
- ?line error_logger_forwarder:register(),
+ error_logger_forwarder:register(),
OldFl = process_flag(trap_exit, true),
State = self(),
- ?line {ok, Pid} = gen_event:start({local, my_dummy_handler}),
- ?line ok = gen_event:add_sup_handler(my_dummy_handler, dummy1_h, [State]),
- ?line ok = gen_event:notify(my_dummy_handler, do_crash),
- ?line receive
- {gen_event_EXIT,dummy1_h,{'EXIT',_}} -> ok
- after 5000 ->
- ?t:fail(exit_gen_event)
- end,
+ {ok, Pid} = gen_event:start({local, my_dummy_handler}),
+ ok = gen_event:add_sup_handler(my_dummy_handler, dummy1_h, [State]),
+ ok = gen_event:notify(my_dummy_handler, do_crash),
+ receive
+ {gen_event_EXIT,dummy1_h,{'EXIT',_}} -> ok
+ after 5000 ->
+ ct:fail(exit_gen_event)
+ end,
FmtState = "dummy1_h handler state",
receive
{error,_GroupLeader, {Pid,
@@ -955,18 +1079,14 @@ error_format_status(Config) when is_list(Config) ->
FmtState, _]}} ->
ok;
Other ->
- ?line io:format("Unexpected: ~p", [Other]),
- ?line ?t:fail()
+ io:format("Unexpected: ~p", [Other]),
+ ct:fail(failed)
end,
- ?t:messages_get(),
- ?line ok = gen_event:stop(Pid),
+ ok = gen_event:stop(Pid),
process_flag(trap_exit, OldFl),
ok.
-get_state(suite) ->
- [];
-get_state(doc) ->
- ["Test that sys:get_state/1,2 return the gen_event state"];
+%% Test that sys:get_state/1,2 return the gen_event state.
get_state(Config) when is_list(Config) ->
{ok, Pid} = gen_event:start({local, my_dummy_handler}),
State1 = self(),
@@ -986,10 +1106,7 @@ get_state(Config) when is_list(Config) ->
ok = gen_event:stop(Pid),
ok.
-replace_state(suite) ->
- [];
-replace_state(doc) ->
- ["Test that replace_state/2,3 replace the gen_event state"];
+%% Test that replace_state/2,3 replace the gen_event state.
replace_state(Config) when is_list(Config) ->
{ok, Pid} = gen_event:start({local, my_dummy_handler}),
State1 = self(),
@@ -1015,3 +1132,92 @@ replace_state(Config) when is_list(Config) ->
ok = sys:resume(Pid),
[{dummy1_h,false,NState3}] = sys:get_state(Pid),
ok.
+
+%% No default provided for init, so it should fail
+undef_init(Config) ->
+ Pid = ?config(event_pid, Config),
+ {'EXIT', {undef, [{oc_init_event, init, [_], _}|_]}}
+ = gen_event:add_handler(Pid, oc_init_event, []),
+ ok.
+
+%% No default provided for init, so it should fail
+undef_handle_call(Config) when is_list(Config) ->
+ Pid = ?config(event_pid, Config),
+ {error, {'EXIT', {undef, [{oc_event, handle_call, _, _}|_]}}}
+ = gen_event:call(Pid, oc_event, call_msg),
+ [] = gen_event:which_handlers(Pid),
+ ok.
+
+%% No default provided for init, so it should fail
+undef_handle_event(Config) ->
+ Pid = ?config(event_pid, Config),
+ ok = gen_event:sync_notify(Pid, event_msg),
+ [] = gen_event:which_handlers(Pid),
+
+ gen_event:add_handler(oc_event, oc_event, []),
+ [oc_event] = gen_event:which_handlers(Pid),
+
+ ok = gen_event:notify(Pid, event_msg),
+ [] = gen_event:which_handlers(Pid),
+ ok.
+
+%% Defaulting to doing nothing with a log warning.
+undef_handle_info(Config) when is_list(Config) ->
+ error_logger_forwarder:register(),
+ Pid = ?config(event_pid, Config),
+ Pid ! hej,
+ wait_until_processed(Pid, hej, 10),
+ [oc_event] = gen_event:which_handlers(Pid),
+ receive
+ {warning_msg, _GroupLeader,
+ {Pid, "** Undefined handle_info in " ++ _, [oc_event, hej]}} ->
+ ok;
+ Other ->
+ io:format("Unexpected: ~p", [Other]),
+ ct:fail(failed)
+ end.
+
+wait_until_processed(_Pid, _Message, 0) ->
+ ct:fail(not_processed);
+wait_until_processed(Pid, Message, N) ->
+ {messages, Messages} = erlang:process_info(Pid, messages),
+ case lists:member(Message, Messages) of
+ true ->
+ timer:sleep(100),
+ wait_until_processed(Pid, Message, N-1);
+ false ->
+ ok
+ end.
+
+%% No default provided for init, so it should fail
+undef_code_change(Config) when is_list(Config) ->
+ Pid = ?config(event_pid, Config),
+ {error, {'EXIT', {undef, [{oc_event, code_change, [_, _, _], _}|_]}}} =
+ fake_upgrade(Pid, oc_event),
+ [oc_event] = gen_event:which_handlers(Pid),
+ ok.
+
+%% Defaulting to doing nothing. Test that it works when not defined.
+undef_terminate(Config) when is_list(Config) ->
+ Pid = ?config(event_pid, Config),
+ ok = gen_event:delete_handler(Pid, oc_event, []),
+ [] = gen_event:which_handlers(Pid),
+ ok.
+
+%% Test that the default implementation doesn't catch the wrong undef error
+undef_in_terminate(_Config) ->
+ {ok, Pid} = gen_event:start({local, dummy}),
+ State = {undef_in_terminate, {dummy_h, terminate}},
+ ok = gen_event:add_handler(Pid, dummy_h, {state, State}),
+ [dummy_h] = gen_event:which_handlers(Pid),
+ {'EXIT', {undef, [{dummy_h, terminate, [], []}|_]}}
+ = gen_event:delete_handler(Pid, dummy_h, []),
+ [] = gen_event:which_handlers(Pid),
+ ok.
+
+fake_upgrade(Pid, Mod) ->
+ sys:suspend(Pid),
+ sys:replace_state(Pid, fun(S) -> {new, S} end),
+ Ret = sys:change_code(Pid, Mod, old_vsn, []),
+ ok = sys:resume(Pid),
+ Ret.