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-rw-r--r--erts/emulator/test/map_SUITE.erl14
1 files changed, 14 insertions, 0 deletions
diff --git a/erts/emulator/test/map_SUITE.erl b/erts/emulator/test/map_SUITE.erl
index 33bf415480..a72c8dafe4 100644
--- a/erts/emulator/test/map_SUITE.erl
+++ b/erts/emulator/test/map_SUITE.erl
@@ -66,6 +66,7 @@
%% misc
t_hashmap_balance/1,
t_erts_internal_order/1,
+ t_erts_internal_hash/1,
t_pdict/1,
t_ets/1,
t_dets/1,
@@ -119,6 +120,7 @@ all() -> [
%% Other functions
t_hashmap_balance,
t_erts_internal_order,
+ t_erts_internal_hash,
t_pdict,
t_ets,
t_tracing
@@ -2291,6 +2293,18 @@ t_erts_internal_order(_Config) when is_list(_Config) ->
1 = maps:get(0,M1),
ok.
+t_erts_internal_hash(_Config) when is_list(_Config) ->
+ K1 = 0.0,
+ K2 = 0.0/-1,
+
+ M1 = (maps:from_list([{I,I}||I<-lists:seq(1,32)]))#{ K1 => a, K2 => b },
+ b = maps:get(K2,M1),
+
+ M2 = (maps:from_list([{I,I}||I<-lists:seq(1,32)]))#{ K2 => a, K1 => b },
+ b = maps:get(K1,M2),
+
+ ok.
+
t_pdict(_Config) ->
put(#{ a => b, b => a},#{ c => d}),