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-rw-r--r--lib/stdlib/test/supervisor_SUITE.erl38
1 files changed, 35 insertions, 3 deletions
diff --git a/lib/stdlib/test/supervisor_SUITE.erl b/lib/stdlib/test/supervisor_SUITE.erl
index b48450c151..a6358e7063 100644
--- a/lib/stdlib/test/supervisor_SUITE.erl
+++ b/lib/stdlib/test/supervisor_SUITE.erl
@@ -50,7 +50,7 @@
one_for_all_escalation/1,
simple_one_for_one/1, simple_one_for_one_escalation/1,
rest_for_one/1, rest_for_one_escalation/1,
- simple_one_for_one_extra/1]).
+ simple_one_for_one_extra/1, simple_one_for_one_shutdown/1]).
%% Misc tests
-export([child_unlink/1, tree/1, count_children_memory/1,
@@ -94,8 +94,8 @@ groups() ->
{restart_one_for_all, [],
[one_for_all, one_for_all_escalation]},
{restart_simple_one_for_one, [],
- [simple_one_for_one, simple_one_for_one_extra,
- simple_one_for_one_escalation]},
+ [simple_one_for_one, simple_one_for_one_shutdown,
+ simple_one_for_one_extra, simple_one_for_one_escalation]},
{restart_rest_for_one, [],
[rest_for_one, rest_for_one_escalation]}].
@@ -782,6 +782,38 @@ simple_one_for_one(Config) when is_list(Config) ->
terminate(SupPid, Pid4, Id4, abnormal),
check_exit([SupPid]).
+
+%%-------------------------------------------------------------------------
+simple_one_for_one_shutdown(doc) ->
+ ["Test simple_one_for_one children shutdown accordingly to the "
+ "supervisor's shutdown strategy."];
+simple_one_for_one_shutdown(suite) -> [];
+simple_one_for_one_shutdown(Config) when is_list(Config) ->
+ process_flag(trap_exit, true),
+ ShutdownTime = 1000,
+ Child = {child, {supervisor_2, start_child, []},
+ permanent, 2*ShutdownTime, worker, []},
+ {ok, SupPid} = start_link({ok, {{simple_one_for_one, 2, 3600}, [Child]}}),
+
+ %% Will be gracefully shutdown
+ {ok, _CPid1} = supervisor:start_child(sup_test, [ShutdownTime]),
+ {ok, _CPid2} = supervisor:start_child(sup_test, [ShutdownTime]),
+
+ %% Will be killed after 2*ShutdownTime milliseconds
+ {ok, _CPid3} = supervisor:start_child(sup_test, [5*ShutdownTime]),
+
+ {T, ok} = timer:tc(fun terminate/2, [SupPid, shutdown]),
+ if T < 1000*ShutdownTime ->
+ %% Because supervisor's children wait before exiting, it can't
+ %% terminate quickly
+ test_server:fail({shutdown_too_short, T});
+ T >= 1000*5*ShutdownTime ->
+ test_server:fail({shutdown_too_long, T});
+ true ->
+ check_exit([SupPid])
+ end.
+
+
%%-------------------------------------------------------------------------
simple_one_for_one_extra(doc) ->
["Tests automatic restart of children "