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authorFredrik Gustafsson <[email protected]>2013-04-04 14:38:00 +0200
committerFredrik Gustafsson <[email protected]>2013-04-04 14:38:00 +0200
commite72043e3519cb14aabf461849eba959b97e07410 (patch)
tree4dd3d5fc301fef9acc620ba73205ea9fb7881acc /lib/stdlib/test/gen_fsm_SUITE.erl
parentbad78f7daf7299603ea807c90839450a5f1307ce (diff)
parent709823671313793a6e29abfde4cbb548348910c2 (diff)
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Merge branch 'sv/stdlib/sys-get-state/OTP-11013' into maint
* sv/stdlib/sys-get-state/OTP-11013: Removed ?line macro add sys:get_state/1,2 and sys:replace_state/2,3 update sys:get_status/2,3 documentation for gen_event
Diffstat (limited to 'lib/stdlib/test/gen_fsm_SUITE.erl')
-rw-r--r--lib/stdlib/test/gen_fsm_SUITE.erl38
1 files changed, 36 insertions, 2 deletions
diff --git a/lib/stdlib/test/gen_fsm_SUITE.erl b/lib/stdlib/test/gen_fsm_SUITE.erl
index a637a8543b..fd15838b7d 100644
--- a/lib/stdlib/test/gen_fsm_SUITE.erl
+++ b/lib/stdlib/test/gen_fsm_SUITE.erl
@@ -31,7 +31,7 @@
-export([shutdown/1]).
--export([ sys1/1, call_format_status/1, error_format_status/1]).
+-export([ sys1/1, call_format_status/1, error_format_status/1, get_state/1, replace_state/1]).
-export([hibernate/1,hiber_idle/3,hiber_wakeup/3,hiber_idle/2,hiber_wakeup/2]).
@@ -66,7 +66,7 @@ groups() ->
start8, start9, start10, start11, start12]},
{abnormal, [], [abnormal1, abnormal2]},
{sys, [],
- [sys1, call_format_status, error_format_status]}].
+ [sys1, call_format_status, error_format_status, get_state, replace_state]}].
init_per_suite(Config) ->
Config.
@@ -413,6 +413,40 @@ error_format_status(Config) when is_list(Config) ->
process_flag(trap_exit, OldFl),
ok.
+get_state(Config) when is_list(Config) ->
+ State = self(),
+ {ok, Pid} = gen_fsm:start(?MODULE, {state_data, State}, []),
+ {idle, State} = sys:get_state(Pid),
+ {idle, State} = sys:get_state(Pid, 5000),
+ stop_it(Pid),
+
+ %% check that get_state can handle a name being an atom (pid is
+ %% already checked by the previous test)
+ {ok, Pid2} = gen_fsm:start({local, gfsm}, gen_fsm_SUITE, {state_data, State}, []),
+ {idle, State} = sys:get_state(gfsm),
+ {idle, State} = sys:get_state(gfsm, 5000),
+ stop_it(Pid2),
+ ok.
+
+replace_state(Config) when is_list(Config) ->
+ State = self(),
+ {ok, Pid} = gen_fsm:start(?MODULE, {state_data, State}, []),
+ {idle, State} = sys:get_state(Pid),
+ NState1 = "replaced",
+ Replace1 = fun({StateName, _}) -> {StateName, NState1} end,
+ {idle, NState1} = sys:replace_state(Pid, Replace1),
+ {idle, NState1} = sys:get_state(Pid),
+ NState2 = "replaced again",
+ Replace2 = fun({idle, _}) -> {state0, NState2} end,
+ {state0, NState2} = sys:replace_state(Pid, Replace2, 5000),
+ {state0, NState2} = sys:get_state(Pid),
+ %% verify no change in state if replace function crashes
+ Replace3 = fun(_) -> error(fail) end,
+ {state0, NState2} = sys:replace_state(Pid, Replace3),
+ {state0, NState2} = sys:get_state(Pid),
+ stop_it(Pid),
+ ok.
+
%% Hibernation
hibernate(suite) -> [];
hibernate(Config) when is_list(Config) ->