diff options
Diffstat (limited to 'lib/stdlib/test')
| -rw-r--r-- | lib/stdlib/test/gen_statem_SUITE.erl | 105 |
1 files changed, 96 insertions, 9 deletions
diff --git a/lib/stdlib/test/gen_statem_SUITE.erl b/lib/stdlib/test/gen_statem_SUITE.erl index 119546be98..24f0864b3c 100644 --- a/lib/stdlib/test/gen_statem_SUITE.erl +++ b/lib/stdlib/test/gen_statem_SUITE.erl @@ -38,7 +38,7 @@ all() -> {group, abnormal}, {group, abnormal_handle_event}, shutdown, stop_and_reply, state_enter, event_order, - state_timeout, code_change, + state_timeout, event_types, code_change, {group, sys}, hibernate, enter_loop]. @@ -600,15 +600,26 @@ state_enter(_Config) -> (internal, Prev, N) -> Self ! {internal,start,Prev,N}, {keep_state,N + 1}; + ({call,From}, repeat, N) -> + {repeat_state,N + 1, + [{reply,From,{repeat,start,N}}]}; ({call,From}, echo, N) -> - {next_state,wait,N + 1,{reply,From,{echo,start,N}}}; + {next_state,wait,N + 1, + {reply,From,{echo,start,N}}}; ({call,From}, {stop,Reason}, N) -> - {stop_and_reply,Reason,[{reply,From,{stop,N}}],N + 1} + {stop_and_reply,Reason, + [{reply,From,{stop,N}}],N + 1} end, wait => - fun (enter, Prev, N) -> + fun (enter, Prev, N) when N < 5 -> + {repeat_state,N + 1, + {reply,{Self,N},{enter,Prev}}}; + (enter, Prev, N) -> Self ! {enter,wait,Prev,N}, {keep_state,N + 1}; + ({call,From}, repeat, N) -> + {repeat_state_and_data, + [{reply,From,{repeat,wait,N}}]}; ({call,From}, echo, N) -> {next_state,start,N + 1, [{next_event,internal,wait}, @@ -620,11 +631,15 @@ state_enter(_Config) -> [{enter,start,start,1}] = flush(), {echo,start,2} = gen_statem:call(STM, echo), - [{enter,wait,start,3}] = flush(), - {wait,[4|_]} = sys:get_state(STM), - {echo,wait,4} = gen_statem:call(STM, echo), - [{enter,start,wait,5},{internal,start,wait,6}] = flush(), - {stop,7} = gen_statem:call(STM, {stop,bye}), + [{3,{enter,start}},{4,{enter,start}},{enter,wait,start,5}] = flush(), + {wait,[6|_]} = sys:get_state(STM), + {repeat,wait,6} = gen_statem:call(STM, repeat), + [{enter,wait,wait,6}] = flush(), + {echo,wait,7} = gen_statem:call(STM, echo), + [{enter,start,wait,8},{internal,start,wait,9}] = flush(), + {repeat,start,10} = gen_statem:call(STM, repeat), + [{enter,start,start,11}] = flush(), + {stop,12} = gen_statem:call(STM, {stop,bye}), [{'EXIT',STM,bye}] = flush(), {noproc,_} = @@ -801,6 +816,74 @@ state_timeout(_Config) -> +%% Test that all event types can be sent with {next_event,EventType,_} +event_types(_Config) -> + process_flag(trap_exit, true), + + Machine = + %% Abusing the internal format of From... + #{init => + fun () -> + {ok, start, undefined} + end, + start => + fun ({call,_} = Call, Req, undefined) -> + {next_state, state1, undefined, + [{next_event,internal,1}, + {next_event,state_timeout,2}, + {next_event,timeout,3}, + {next_event,info,4}, + {next_event,cast,5}, + {next_event,Call,Req}]} + end, + state1 => + fun (internal, 1, undefined) -> + {next_state, state2, undefined} + end, + state2 => + fun (state_timeout, 2, undefined) -> + {next_state, state3, undefined} + end, + state3 => + fun (timeout, 3, undefined) -> + {next_state, state4, undefined} + end, + state4 => + fun (info, 4, undefined) -> + {next_state, state5, undefined} + end, + state5 => + fun (cast, 5, undefined) -> + {next_state, state6, undefined} + end, + state6 => + fun ({call,From}, stop, undefined) -> + {stop_and_reply, shutdown, + [{reply,From,stopped}]} + end}, + {ok,STM} = + gen_statem:start_link( + ?MODULE, {map_statem,Machine,[]}, [{debug,[trace]}]), + + stopped = gen_statem:call(STM, stop), + receive + {'EXIT',STM,shutdown} -> + ok + after 500 -> + ct:fail(did_not_stop) + end, + + {noproc,_} = + ?EXPECT_FAILURE(gen_statem:call(STM, hej), Reason), + case flush() of + [] -> + ok; + Other2 -> + ct:fail({unexpected,Other2}) + end. + + + sys1(Config) -> {ok,Pid} = gen_statem:start(?MODULE, start_arg(Config, []), []), {status, Pid, {module,gen_statem}, _} = sys:get_status(Pid), @@ -1722,6 +1805,10 @@ handle_event( {keep_state,[NewData|Machine]}; {keep_state,NewData,Ops} -> {keep_state,[NewData|Machine],Ops}; + {repeat_state,NewData} -> + {repeat_state,[NewData|Machine]}; + {repeat_state,NewData,Ops} -> + {repeat_state,[NewData|Machine],Ops}; Other -> Other end; |