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-rw-r--r--lib/kernel/test/pdict_SUITE.erl33
1 files changed, 31 insertions, 2 deletions
diff --git a/lib/kernel/test/pdict_SUITE.erl b/lib/kernel/test/pdict_SUITE.erl
index 98cff0222e..a70e9b4704 100644
--- a/lib/kernel/test/pdict_SUITE.erl
+++ b/lib/kernel/test/pdict_SUITE.erl
@@ -31,7 +31,7 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
- simple/1, complicated/1, heavy/1, info/1]).
+ simple/1, complicated/1, heavy/1, simple_all_keys/1, info/1]).
-export([init_per_testcase/2, end_per_testcase/2]).
-export([other_process/2]).
@@ -46,7 +46,7 @@ end_per_testcase(_Case, Config) ->
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
- [simple, complicated, heavy, info].
+ [simple, complicated, heavy, simple_all_keys, info].
groups() ->
[].
@@ -70,6 +70,7 @@ simple(suite) ->
[];
simple(Config) when is_list(Config) ->
XX = get(),
+ ok = match_keys(XX),
erase(),
L = [a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,
q,r,s,t,u,v,x,y,z,'A','B','C','D'],
@@ -105,6 +106,7 @@ simple(Config) when is_list(Config) ->
complicated(Config) when is_list(Config) ->
Previous = get(),
+ ok = match_keys(Previous),
Previous = erase(),
N = case ?t:is_debug() of
false -> 500000;
@@ -113,8 +115,10 @@ complicated(Config) when is_list(Config) ->
comp_1(N),
comp_2(N),
N = comp_3(lists:sort(get()), 1),
+ ok = match_keys(get()),
comp_4(get()),
[] = get(),
+ [] = erlang:get_keys(),
[put(Key, Value) || {Key,Value} <- Previous],
ok.
@@ -160,6 +164,26 @@ heavy(Config) when is_list(Config) ->
[put(Key, Value) || {Key,Value} <- XX],
ok.
+simple_all_keys(Config) when is_list(Config) ->
+ erase(),
+ ok = simple_all_keys_add_loop(1000),
+ [] = erlang:get_keys(),
+ [] = erlang:get(),
+ ok.
+
+simple_all_keys_add_loop(0) ->
+ simple_all_keys_del_loop(erlang:get_keys());
+simple_all_keys_add_loop(N) ->
+ put(gen_key(N),value),
+ ok = match_keys(get()),
+ simple_all_keys_add_loop(N-1).
+
+simple_all_keys_del_loop([]) -> ok;
+simple_all_keys_del_loop([K|Ks]) ->
+ value = erase(K),
+ ok = match_keys(get()),
+ simple_all_keys_del_loop(Ks).
+
info(doc) ->
["Tests process_info(Pid, dictionary)"];
info(suite) ->
@@ -339,3 +363,8 @@ m(A,B,Module,Line) ->
[A,B,Module,Line]),
exit({no_match,{A,B},Module,Line})
end.
+
+match_keys(All) ->
+ Ks = lists:sort([K||{K,_}<-All]),
+ Ks = lists:sort(erlang:get_keys()),
+ ok.