diff options
Diffstat (limited to 'lib/stdlib/test/ets_SUITE.erl')
| -rw-r--r-- | lib/stdlib/test/ets_SUITE.erl | 71 |
1 files changed, 46 insertions, 25 deletions
diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl index 1a8260b041..8b651f4b43 100644 --- a/lib/stdlib/test/ets_SUITE.erl +++ b/lib/stdlib/test/ets_SUITE.erl @@ -78,6 +78,7 @@ -export([ets_all/1]). -export([massive_ets_all/1]). -export([take/1]). +-export([whereis_table/1]). -export([init_per_testcase/2, end_per_testcase/2]). %% Convenience for manual testing @@ -137,7 +138,8 @@ all() -> otp_9423, ets_all, massive_ets_all, - take]. + take, + whereis_table]. groups() -> [{new, [], @@ -1682,7 +1684,7 @@ do_random_test() -> ets:delete(Set), verify_etsmem(EtsMem). -%% Ttest various variants of update_element. +%% Test various variants of update_element. update_element(Config) when is_list(Config) -> EtsMem = etsmem(), repeat_for_opts(fun update_element_opts/1), @@ -2283,13 +2285,8 @@ write_concurrency(Config) when is_list(Config) -> NoHashMem = ets:info(No7,memory), NoHashMem = ets:info(No8,memory), - case erlang:system_info(smp_support) of - true -> - true = YesMem > NoHashMem, - true = YesMem > NoTreeMem; - false -> - true = YesMem =:= NoHashMem - end, + true = YesMem > NoHashMem, + true = YesMem > NoTreeMem, {'EXIT',{badarg,_}} = (catch ets_new(foo,[public,{write_concurrency,foo}])), {'EXIT',{badarg,_}} = (catch ets_new(foo,[public,{write_concurrency}])), @@ -4104,6 +4101,7 @@ info_do(Opts) -> {value, {keypos, 2}} = lists:keysearch(keypos, 1, Res), {value, {protection, protected}} = lists:keysearch(protection, 1, Res), + {value, {id, Tab}} = lists:keysearch(id, 1, Res), true = ets:delete(Tab), undefined = ets:info(non_existing_table_xxyy), undefined = ets:info(non_existing_table_xxyy,type), @@ -5897,6 +5895,36 @@ take(Config) when is_list(Config) -> ets:delete(T3), ok. +whereis_table(Config) when is_list(Config) -> + %% Do we return 'undefined' when the named table doesn't exist? + undefined = ets:whereis(whereis_test), + + %% Does the tid() refer to the same table as the name? + whereis_test = ets:new(whereis_test, [named_table]), + Tid = ets:whereis(whereis_test), + + ets:insert(whereis_test, [{hello}, {there}]), + + [[{hello}],[{there}]] = ets:match(whereis_test, '$1'), + [[{hello}],[{there}]] = ets:match(Tid, '$1'), + + true = ets:delete_all_objects(Tid), + + [] = ets:match(whereis_test, '$1'), + [] = ets:match(Tid, '$1'), + + %% Does the name disappear when deleted through the tid()? + true = ets:delete(Tid), + undefined = ets:info(whereis_test), + {'EXIT',{badarg, _}} = (catch ets:match(whereis_test, '$1')), + + %% Is the old tid() broken when the table is re-created with the same + %% name? + whereis_test = ets:new(whereis_test, [named_table]), + [] = ets:match(whereis_test, '$1'), + {'EXIT',{badarg, _}} = (catch ets:match(Tid, '$1')), + + ok. %% %% Utility functions: @@ -5912,16 +5940,11 @@ add_lists([E1|T1], [E2|T2], Acc) -> run_smp_workers(InitF,ExecF,FiniF,Laps) -> run_smp_workers(InitF,ExecF,FiniF,Laps, 0). run_smp_workers(InitF,ExecF,FiniF,Laps, Exclude) -> - case erlang:system_info(smp_support) of - true -> - case erlang:system_info(schedulers_online) of - N when N > Exclude -> - run_workers_do(InitF,ExecF,FiniF,Laps, N - Exclude); - _ -> - {skipped, "Too few schedulers online"} - end; - false -> - {skipped,"No smp support"} + case erlang:system_info(schedulers_online) of + N when N > Exclude -> + run_workers_do(InitF,ExecF,FiniF,Laps, N - Exclude); + _ -> + {skipped, "Too few schedulers online"} end. run_sched_workers(InitF,ExecF,FiniF,Laps) -> @@ -6245,11 +6268,9 @@ spawn_monitor_with_pid(Pid, Fun, N) -> only_if_smp(Func) -> only_if_smp(2, Func). only_if_smp(Schedulers, Func) -> - case {erlang:system_info(smp_support), - erlang:system_info(schedulers_online)} of - {false,_} -> {skip,"No smp support"}; - {true,N} when N < Schedulers -> {skip,"Too few schedulers online"}; - {true,_} -> Func() + case erlang:system_info(schedulers_online) of + N when N < Schedulers -> {skip,"Too few schedulers online"}; + _ -> Func() end. %% Copy-paste from emulator/test/binary_SUITE.erl @@ -6395,7 +6416,7 @@ very_big_num(0, Result) -> Result. make_port() -> - open_port({spawn, "efile"}, [eof]). + hd(erlang:ports()). make_pid() -> spawn_link(fun sleeper/0). |