File 0598-Adjust-time-outs.patch of Package erlang

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File 0598-Adjust-time-outs.patch of Package erlang (Revision eecee6bca81667ccdc168e9e715f9a9a)

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From 8e34ddad8fe19c6544111c0551b2de729ce5c2d8 Mon Sep 17 00:00:00 2001
From: Raimo Niskanen <raimo@erlang.org>
Date: Mon, 5 Dec 2022 16:54:37 +0100
Subject: [PATCH] Adjust time-outs

Also set some time-outs in one code position
instead of all over the function.
---
 lib/stdlib/test/gen_statem_SUITE.erl | 130 ++++++++++++++-------------
 1 file changed, 66 insertions(+), 64 deletions(-)

diff --git a/lib/stdlib/test/gen_statem_SUITE.erl b/lib/stdlib/test/gen_statem_SUITE.erl
index 9b4ee9413f..cb8bee9fab 100644
--- a/lib/stdlib/test/gen_statem_SUITE.erl
+++ b/lib/stdlib/test/gen_statem_SUITE.erl
@@ -1512,11 +1512,12 @@ replace_state(Config) ->
 %% Hibernation
 hibernate(Config) ->
     OldFl = process_flag(trap_exit, true),
+    WaitHibernate = 500,
 
     {ok,Pid0} =
 	gen_statem:start_link(
 	  ?MODULE, start_arg(Config, hiber_now), []),
-    wait_erlang_hibernate(Pid0),
+    wait_erlang_hibernate(Pid0, WaitHibernate),
     stop_it(Pid0),
     receive
 	{'EXIT',Pid0,normal} -> ok
@@ -1529,38 +1530,38 @@ hibernate(Config) ->
     true = ({current_function,{erlang,hibernate,3}} =/=
 		erlang:process_info(Pid,current_function)),
     hibernating = gen_statem:call(Pid, hibernate_sync),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     good_morning = gen_statem:call(Pid, wakeup_sync),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
     hibernating = gen_statem:call(Pid, hibernate_sync),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     please_just_five_more = gen_statem:call(Pid, snooze_sync),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     good_morning = gen_statem:call(Pid, wakeup_sync),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, hibernate_async),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, wakeup_async),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, hibernate_async),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, snooze_async),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, wakeup_async),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
 
-    Pid ! hibernate_later,
+    Pid ! {hibernate_later, WaitHibernate div 2},
     true =
 	({current_function,{erlang,hibernate,3}} =/=
 	     erlang:process_info(Pid, current_function)),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
 
     'alive!' = gen_statem:call(Pid, 'alive?'),
     true =
 	({current_function,{erlang,hibernate,3}} =/=
 	     erlang:process_info(Pid, current_function)),
     Pid ! hibernate_now,
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
 
     'alive!' = gen_statem:call(Pid, 'alive?'),
     true =
@@ -1568,37 +1569,37 @@ hibernate(Config) ->
 	     erlang:process_info(Pid, current_function)),
 
     hibernating = gen_statem:call(Pid, hibernate_sync),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     good_morning = gen_statem:call(Pid, wakeup_sync),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
     hibernating = gen_statem:call(Pid, hibernate_sync),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     please_just_five_more = gen_statem:call(Pid, snooze_sync),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     good_morning = gen_statem:call(Pid, wakeup_sync),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, hibernate_async),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     ok  = gen_statem:cast(Pid, wakeup_async),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, hibernate_async),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, snooze_async),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     ok = gen_statem:cast(Pid, wakeup_async),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
 
     hibernating = gen_statem:call(Pid, hibernate_sync),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     sys:suspend(Pid),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
     sys:resume(Pid),
-    wait_erlang_hibernate(Pid),
-    receive after 1000 -> ok end,
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, WaitHibernate),
+    receive after WaitHibernate -> ok end,
+    wait_erlang_hibernate(Pid, WaitHibernate),
 
     good_morning  = gen_statem:call(Pid, wakeup_sync),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, WaitHibernate),
     stop_it(Pid),
     process_flag(trap_exit, OldFl),
     receive
@@ -1611,73 +1612,74 @@ hibernate(Config) ->
 %% Auto-hibernation timeout
 auto_hibernate(Config) ->
     OldFl = process_flag(trap_exit, true),
-    HibernateAfterTimeout = 1000,
+    HibernateAfterTimeout = 500,
+    WaitTime = 1000,
 
     {ok,Pid} =
         gen_statem:start_link(
             ?MODULE, start_arg(Config, []),
           [{hibernate_after, HibernateAfterTimeout}]),
     %% After init test
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(HibernateAfterTimeout),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     %% After info test
     Pid ! {hping, self()},
     receive
         {Pid, hpong} ->
             ok
-    after 1000 ->
+    after WaitTime ->
         ct:fail(info)
     end,
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(HibernateAfterTimeout),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     %% After cast test
     ok = gen_statem:cast(Pid, {hping, self()}),
     receive
         {Pid, hpong} ->
             ok
-    after 1000 ->
+    after WaitTime ->
         ct:fail(cast)
     end,
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(HibernateAfterTimeout),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     %% After call test
     hpong = gen_statem:call(Pid, hping),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(HibernateAfterTimeout),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     %% Timer test 1
     TimerTimeout1 = HibernateAfterTimeout div 2,
     ok = gen_statem:call(Pid, {start_htimer, self(), TimerTimeout1}),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(TimerTimeout1),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     receive
         {Pid, htimer_timeout} ->
             ok
-    after 1000 ->
+    after WaitTime ->
         ct:fail(timer1)
     end,
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(HibernateAfterTimeout),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     %% Timer test 2
     TimerTimeout2 = HibernateAfterTimeout * 2,
     ok = gen_statem:call(Pid, {start_htimer, self(), TimerTimeout2}),
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(HibernateAfterTimeout),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     receive
         {Pid, htimer_timeout} ->
             ok
     after TimerTimeout2 ->
         ct:fail(timer2)
     end,
-    is_not_in_erlang_hibernate(Pid),
+    is_not_in_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     timer:sleep(HibernateAfterTimeout),
-    wait_erlang_hibernate(Pid),
+    wait_erlang_hibernate(Pid, 2 * HibernateAfterTimeout),
     stop_it(Pid),
     process_flag(trap_exit, OldFl),
     receive
@@ -1688,35 +1690,35 @@ auto_hibernate(Config) ->
     ok = verify_empty_msgq().
 
 
-wait_erlang_hibernate(Pid) ->
+wait_erlang_hibernate(Pid, Time) ->
     receive after 1 -> ok end,
-    wait_erlang_hibernate_1(200, Pid).
+    wait_erlang_hibernate_1(Pid, Time, Time div 100).
 
-wait_erlang_hibernate_1(0, Pid) ->
+wait_erlang_hibernate_1(Pid, Time, _T) when Time =< 0 ->
     ct:log("~p\n", [erlang:process_info(Pid, current_function)]),
     ct:fail(should_be_in_erlang_hibernate_3);
-wait_erlang_hibernate_1(N, Pid) ->
+wait_erlang_hibernate_1(Pid, Time, T) ->
     {current_function,MFA} = erlang:process_info(Pid, current_function),
     case MFA of
 	{erlang,hibernate,3} ->
 	    ok;
 	_ ->
-	    receive after 10 -> ok end,
-	    wait_erlang_hibernate_1(N-1, Pid)
+	    receive after T -> ok end,
+	    wait_erlang_hibernate_1(Pid, Time - T, T)
     end.
 
-is_not_in_erlang_hibernate(Pid) ->
+is_not_in_erlang_hibernate(Pid, Time) ->
     receive after 1 -> ok end,
-    is_not_in_erlang_hibernate_1(200, Pid).
+    is_not_in_erlang_hibernate_1(Pid, Time, Time div 100).
 
-is_not_in_erlang_hibernate_1(0, _Pid) ->
+is_not_in_erlang_hibernate_1(_Pid, Time, _T) when Time =< 0 ->
     ct:fail(should_not_be_in_erlang_hibernate_3);
-is_not_in_erlang_hibernate_1(N, Pid) ->
+is_not_in_erlang_hibernate_1(Pid, Time, T) ->
     {current_function,MFA} = erlang:process_info(Pid, current_function),
     case MFA of
  	{erlang,hibernate,3} ->
-	    receive after 10 -> ok end,
-	    is_not_in_erlang_hibernate_1(N-1, Pid);
+	    receive after T -> ok end,
+	    is_not_in_erlang_hibernate_1(Pid, Time - T, T);
  	_ ->
  	    ok
     end.
@@ -2972,8 +2974,8 @@ hiber_idle({call,From}, hibernate_sync, Data) ->
     {next_state,hiber_wakeup,Data,
      [{reply,From,hibernating},
       hibernate]};
-hiber_idle(info, hibernate_later, _) ->
-    Tref = erlang:start_timer(1000, self(), hibernate),
+hiber_idle(info, {hibernate_later, Time}, _) ->
+    Tref = erlang:start_timer(Time, self(), hibernate),
     {keep_state,Tref};
 hiber_idle(info, hibernate_now, Data) ->
     {keep_state,Data,
-- 
2.35.3

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File 0598-Adjust-time-outs.patch of Package erlang (Revision eecee6bca81667ccdc168e9e715f9a9a)

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