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-rw-r--r--erts/emulator/test/hipe_SUITE.erl57
1 files changed, 55 insertions, 2 deletions
diff --git a/erts/emulator/test/hipe_SUITE.erl b/erts/emulator/test/hipe_SUITE.erl
index a556b4ddc0..0b44dd7fb7 100644
--- a/erts/emulator/test/hipe_SUITE.erl
+++ b/erts/emulator/test/hipe_SUITE.erl
@@ -19,12 +19,17 @@
%%
-module(hipe_SUITE).
--export([all/0, t_copy_literals/1]).
+-export([all/0
+ ,t_copy_literals/1
+ ,t_purge/1
+ ]).
all() ->
case erlang:system_info(hipe_architecture) of
undefined -> {skip, "HiPE is disabled"};
- _ -> [t_copy_literals]
+ _ -> [t_copy_literals
+ ,t_purge
+ ]
end.
t_copy_literals(doc) ->
@@ -65,3 +70,51 @@ t_copy_literals(Config) when is_list(Config) ->
true = erlang:delete_module(ref_cell),
true = erlang:purge_module(ref_cell),
ok.
+
+t_purge(doc) -> "Checks that native code is properly found and purged";
+t_purge(Config) when is_list(Config) ->
+ Data = proplists:get_value(data_dir, Config),
+ Priv = proplists:get_value(priv_dir, Config),
+ SrcFile = filename:join(Data, "ref_cell"),
+ BeamFile = filename:join(Priv, "ref_cell"),
+ {ok,ref_cell} = c:c(SrcFile, [{outdir,Priv},native]),
+ true = code:is_module_native(ref_cell),
+
+ PA = ref_cell:start_link(),
+
+ %% Unload, PA should still be running
+ true = erlang:delete_module(ref_cell),
+ %% Can't use ref_cel:call/2, it's in old code!
+ call(PA, {put_res_of, fun()-> hej end}),
+ hej = call(PA, get),
+
+ %% Load same module again
+ code:load_abs(BeamFile),
+ true = code:is_module_native(ref_cell),
+ PB = ref_cell:start_link(),
+
+ %% Purge old code, PA should be killed, PB should survive
+ unlink(PA),
+ ARef = monitor(process, PA),
+ true = erlang:purge_module(ref_cell),
+ receive {'DOWN', ARef, process, PA, killed} -> ok
+ after 1 -> ct:fail("PA was not killed")
+ end,
+
+ %% Unload, PB should still be running
+ true = erlang:delete_module(ref_cell),
+ call(PB, {put_res_of, fun()-> svejs end}),
+ svejs = call(PB, get),
+
+ unlink(PB),
+ BRef = monitor(process, PB),
+ true = erlang:purge_module(ref_cell),
+ receive {'DOWN', BRef, process, PB, killed} -> ok
+ after 1 -> ct:fail("PB was not killed")
+ end,
+
+ ok.
+
+call(Pid, Call) ->
+ Pid ! {Call, self()},
+ receive {Pid, Res} -> Res end.