diff options
Diffstat (limited to 'lib/stdlib/test/gen_event_SUITE.erl')
-rw-r--r-- | lib/stdlib/test/gen_event_SUITE.erl | 110 |
1 files changed, 101 insertions, 9 deletions
diff --git a/lib/stdlib/test/gen_event_SUITE.erl b/lib/stdlib/test/gen_event_SUITE.erl index 8cbffaca56..b3a7edc140 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 1996-2010. All Rights Reserved. +%% Copyright Ericsson AB 1996-2011. 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 @@ -18,14 +18,40 @@ %% -module(gen_event_SUITE). --include("test_server.hrl"). +-include_lib("test_server/include/test_server.hrl"). --export([all/1]). --export([start/1, test_all/1, add_handler/1, add_sup_handler/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([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, + call_format_status/1, call_format_status_anon/1, + error_format_status/1]). + +suite() -> [{ct_hooks,[ts_install_cth]}]. + +all() -> + [start, {group, test_all}, hibernate, + call_format_status, call_format_status_anon, error_format_status]. + +groups() -> + [{test_all, [], + [add_handler, add_sup_handler, delete_handler, + swap_handler, swap_sup_handler, notify, sync_notify, + call, info]}]. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. -all(suite) -> {req, [stdlib], [start, test_all, hibernate]}. %% -------------------------------------- %% Start an event manager. @@ -169,9 +195,6 @@ hibernate(Config) when is_list(Config) -> ok. -test_all(suite) -> [add_handler, add_sup_handler, delete_handler, - swap_handler, swap_sup_handler, notify, - sync_notify, call, info]. add_handler(doc) -> []; add_handler(suite) -> []; @@ -844,3 +867,72 @@ info(Config) when is_list(Config) -> ?line 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"]; +call_format_status(Config) when is_list(Config) -> + ?line {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. + +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"]; +call_format_status_anon(Config) when is_list(Config) -> + ?line {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), + Header = "Status for event handler " ++ pid_to_list(Pid), + ?line {status, Pid, _, [_, _, Pid, [], Data1]} = Status1, + ?line Header = proplists:get_value(header, Data1), + ok. + + +error_format_status(suite) -> + []; +error_format_status(doc) -> + ["Test that a handler error calls format_status/2"]; +error_format_status(Config) when is_list(Config) -> + ?line 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, + FmtState = "dummy1_h handler state", + receive + {error,_GroupLeader, {Pid, + "** gen_event handler"++_, + [dummy1_h,my_dummy_handler,do_crash, + FmtState, _]}} -> + ok; + Other -> + ?line io:format("Unexpected: ~p", [Other]), + ?line ?t:fail() + end, + ?t:messages_get(), + ?line ok = gen_event:stop(Pid), + process_flag(trap_exit, OldFl), + ok. |