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-rw-r--r--erts/emulator/test/code_SUITE.erl62
1 files changed, 60 insertions, 2 deletions
diff --git a/erts/emulator/test/code_SUITE.erl b/erts/emulator/test/code_SUITE.erl
index 82607424b5..8427bb134d 100644
--- a/erts/emulator/test/code_SUITE.erl
+++ b/erts/emulator/test/code_SUITE.erl
@@ -22,7 +22,7 @@
-export([all/0, suite/0, init_per_suite/1, end_per_suite/1,
versions/1,new_binary_types/1, call_purged_fun_code_gone/1,
call_purged_fun_code_reload/1, call_purged_fun_code_there/1,
- t_check_old_code/1,
+ multi_proc_purge/1, t_check_old_code/1,
external_fun/1,get_chunk/1,module_md5/1,make_stub/1,
make_stub_many_funs/1,constant_pools/1,constant_refc_binaries/1,
false_dependency/1,coverage/1,fun_confusion/1,
@@ -36,7 +36,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[versions, new_binary_types, call_purged_fun_code_gone,
call_purged_fun_code_reload, call_purged_fun_code_there,
- t_check_old_code, external_fun, get_chunk,
+ multi_proc_purge, t_check_old_code, external_fun, get_chunk,
module_md5, make_stub, make_stub_many_funs,
constant_pools, constant_refc_binaries, false_dependency,
coverage, fun_confusion, t_copy_literals, t_copy_literals_frags].
@@ -275,6 +275,64 @@ call_purged_fun_test(Priv, Data, Type) ->
end,
ok.
+multi_proc_purge(Config) when is_list(Config) ->
+ %%
+ %% Make sure purge requests aren't lost when
+ %% purger process is working.
+ %%
+ Priv = proplists:get_value(priv_dir, Config),
+ Data = proplists:get_value(data_dir, Config),
+ File1 = filename:join(Data, "my_code_test"),
+ File2 = filename:join(Data, "my_code_test2"),
+
+ {ok,my_code_test} = c:c(File1, [{outdir,Priv}]),
+ {ok,my_code_test2} = c:c(File2, [{outdir,Priv}]),
+ erlang:delete_module(my_code_test),
+ erlang:delete_module(my_code_test2),
+
+ Self = self(),
+
+ Fun1 = fun () ->
+ erts_code_purger:purge(my_code_test),
+ Self ! {self(), done}
+ end,
+ Fun2 = fun () ->
+ erts_code_purger:soft_purge(my_code_test2),
+ Self ! {self(), done}
+ end,
+ Fun3 = fun () ->
+ erts_code_purger:purge('__nonexisting_module__'),
+ Self ! {self(), done}
+ end,
+ Fun4 = fun () ->
+ erts_code_purger:soft_purge('__another_nonexisting_module__'),
+ Self ! {self(), done}
+ end,
+
+ Pid1 = spawn_link(Fun1),
+ Pid2 = spawn_link(Fun2),
+ Pid3 = spawn_link(Fun3),
+ Pid4 = spawn_link(Fun4),
+ Pid5 = spawn_link(Fun1),
+ Pid6 = spawn_link(Fun2),
+ Pid7 = spawn_link(Fun3),
+ receive after 50 -> ok end,
+ Pid8 = spawn_link(Fun4),
+ Pid9 = spawn_link(Fun1),
+ Pid10 = spawn_link(Fun2),
+ Pid11 = spawn_link(Fun3),
+ Pid12 = spawn_link(Fun4),
+ Pid13 = spawn_link(Fun1),
+ receive after 50 -> ok end,
+ Pid14 = spawn_link(Fun2),
+ Pid15 = spawn_link(Fun3),
+ Pid16 = spawn_link(Fun4),
+
+ lists:foreach(fun (P) -> receive {P, done} -> ok end end,
+ [Pid1, Pid2, Pid3, Pid4, Pid5, Pid6, Pid7, Pid8,
+ Pid9, Pid10, Pid11, Pid12, Pid13, Pid14, Pid15, Pid16]),
+ ok.
+
body(F, Fakes) ->
receive
jog ->