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authorPatrik Nyblom <[email protected]>2011-03-25 15:00:30 +0100
committerPatrik Nyblom <[email protected]>2011-03-25 15:00:30 +0100
commit7b8821f51620ed3cf93b6ca35e9650ced713ab85 (patch)
treea20f2b80126d529c44224501777d8edbccc95ecf /erts/emulator/test
parente230578da9af8ef1cddfed6722d81c998b252476 (diff)
parent345db0a68ac316e48155ae363ddb5ec814fbc2e4 (diff)
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Merge branch 'pan/system_info_procs_crash/OTP-9140' into dev
* pan/system_info_procs_crash/OTP-9140: Make erts_printf %T not recurse on C stack Corrected fd_driver and cleaned up some really old code in win32/sys.[ch]
Diffstat (limited to 'erts/emulator/test')
-rw-r--r--erts/emulator/test/bif_SUITE.erl27
1 files changed, 27 insertions, 0 deletions
diff --git a/erts/emulator/test/bif_SUITE.erl b/erts/emulator/test/bif_SUITE.erl
index 509586826b..c7617d3b90 100644
--- a/erts/emulator/test/bif_SUITE.erl
+++ b/erts/emulator/test/bif_SUITE.erl
@@ -24,6 +24,7 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
init_per_testcase/2,end_per_testcase/2,
+ display/1, display_huge/0,
types/1,
t_list_to_existing_atom/1,os_env/1,otp_7526/1,
binary_to_atom/1,binary_to_existing_atom/1,
@@ -33,6 +34,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[types, t_list_to_existing_atom, os_env, otp_7526,
+ display,
atom_to_binary, binary_to_atom, binary_to_existing_atom,
min_max].
@@ -60,6 +62,31 @@ end_per_testcase(_Func, Config) ->
Dog=?config(watchdog, Config),
?t:timetrap_cancel(Dog).
+
+display(suite) ->
+ [];
+display(doc) ->
+ ["Uses erlang:display to test that erts_printf does not do deep recursion"];
+display(Config) when is_list(Config) ->
+ Pa = filename:dirname(code:which(?MODULE)),
+ {ok, Node} = test_server:start_node(display_huge_term,peer,
+ [{args, "-pa "++Pa}]),
+ true = rpc:call(Node,?MODULE,display_huge,[]),
+ test_server:stop_node(Node),
+ ok.
+
+display_huge() ->
+ erlang:display(deeep(100000)).
+
+deeep(0,Acc) ->
+ Acc;
+deeep(N,Acc) ->
+ deeep(N-1,[Acc|[]]).
+
+deeep(N) ->
+ deeep(N,[hello]).
+
+
types(Config) when is_list(Config) ->
c:l(erl_bif_types),
case erlang:function_exported(erl_bif_types, module_info, 0) of