diff options
Diffstat (limited to 'erts/emulator/test')
| -rw-r--r-- | erts/emulator/test/nif_SUITE.erl | 42 | ||||
| -rw-r--r-- | erts/emulator/test/nif_SUITE_data/nif_SUITE.c | 44 |
2 files changed, 84 insertions, 2 deletions
diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index be3e1a116e..9c31b7f78d 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -257,10 +257,48 @@ types(Config) when is_list(Config) -> end, [{},{ok},{{}},{[],{}},{1,2,3,4,5}]), Stuff = [[],{},0,0.0,(1 bsl 100),(fun()-> ok end),make_ref(),self()], - [eq_cmp(A,clone(B)) || A<-Stuff, B<-Stuff], + [eq_cmp(A,clone(B)) || A<-Stuff, B<-Stuff], + + {IntSz, LongSz} = type_sizes(), + UintMax = (1 bsl (IntSz*8)) - 1, + IntMax = UintMax bsr 1, + IntMin = -(IntMax+1), + UlongMax = (1 bsl (LongSz*8)) - 1, + LongMax = UlongMax bsr 1, + LongMin = -(LongMax+1), + Uint64Max = (1 bsl 64) - 1, + Int64Max = Uint64Max bsr 1, + Int64Min = -(Int64Max+1), + Limits = [{IntMin,IntMax},{0,UintMax},{LongMin,LongMax},{0,UlongMax},{Int64Min,Int64Max},{0,Uint64Max}], + io:format("Limits = ~p\n", [Limits]), + lists:foreach(fun(I) -> + R1 = echo_int(I), + %%io:format("echo_int(~p) -> ~p\n", [I, R1]), + R2 = my_echo_int(I, Limits), + ?line R1 = R2, + ?line true = (R1 =:= R2), + ?line true = (R1 == R2) + end, int_list()), + ?line verify_tmpmem(TmpMem), ok. +int_list() -> + Start = 1 bsl 200, + int_list([Start], -Start). +int_list([N | _]=List, End) when N<End -> + List; +int_list([N | _]=List, End) -> + int_list([N - (1 + (abs(N) div 3)) | List], End). + +my_echo_int(I, Limits) -> + lists:map(fun({Min,Max}) -> + if I < Min -> false; + I > Max -> false; + true -> I + end + end, Limits). + clone(X) -> binary_to_term(term_to_binary(X)). @@ -1278,6 +1316,8 @@ join_send_thread(_) -> ?nif_stub. copy_blob(_) -> ?nif_stub. send_term(_,_) -> ?nif_stub. reverse_list(_) -> ?nif_stub. +echo_int(_) -> ?nif_stub. +type_sizes() -> ?nif_stub. nif_stub_error(Line) -> exit({nif_not_loaded,module,?MODULE,line,Line}). diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c index b9bacbb693..f47b635a70 100644 --- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c +++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c @@ -28,6 +28,7 @@ static int static_cntA; /* zero by default */ static int static_cntB = NIF_SUITE_LIB_VER * 100; +static ERL_NIF_TERM atom_false; static ERL_NIF_TERM atom_self; static ERL_NIF_TERM atom_ok; static ERL_NIF_TERM atom_join; @@ -103,7 +104,7 @@ static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) msgenv_resource_type = enif_open_resource_type(env,NULL,"nif_SUITE.msgenv", msgenv_dtor, ERL_NIF_RT_CREATE, NULL); - + atom_false = enif_make_atom(env,"false"); atom_self = enif_make_atom(env,"self"); atom_ok = enif_make_atom(env,"ok"); atom_join = enif_make_atom(env,"join"); @@ -481,6 +482,45 @@ error: return enif_make_atom(env,"error"); } +static ERL_NIF_TERM echo_int(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + int sint; + unsigned uint; + long slong; + unsigned long ulong; + ErlNifSInt64 sint64; + ErlNifUInt64 uint64; + ERL_NIF_TERM sint_term = atom_false, uint_term = atom_false; + ERL_NIF_TERM slong_term = atom_false, ulong_term = atom_false; + ERL_NIF_TERM sint64_term = atom_false, uint64_term = atom_false; + + if (enif_get_int(env, argv[0], &sint)) { + sint_term = enif_make_int(env, sint); + } + if (enif_get_uint(env, argv[0], &uint)) { + uint_term = enif_make_uint(env, uint); + } + if (enif_get_long(env, argv[0], &slong)) { + slong_term = enif_make_long(env, slong); + } + if (enif_get_ulong(env, argv[0], &ulong)) { + ulong_term = enif_make_ulong(env, ulong); + } + if (enif_get_int64(env, argv[0], &sint64)) { + sint64_term = enif_make_int64(env, sint64); + } + if (enif_get_uint64(env, argv[0], &uint64)) { + uint64_term = enif_make_uint64(env, uint64); + } + return enif_make_list6(env, sint_term, uint_term, slong_term, ulong_term, sint64_term, uint64_term); +} + +static ERL_NIF_TERM type_sizes(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + return enif_make_tuple2(env, enif_make_int(env, sizeof(int)), + enif_make_int(env, sizeof(long))); +} + static ERL_NIF_TERM tuple_2_list(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { int arity = -1; @@ -1427,6 +1467,8 @@ static ErlNifFunc nif_funcs[] = {"copy_blob", 1, copy_blob}, {"send_term", 2, send_term}, {"reverse_list",1, reverse_list} + {"echo_int", 1, echo_int}, + {"type_sizes", 0, type_sizes} }; ERL_NIF_INIT(nif_SUITE,nif_funcs,load,reload,upgrade,unload) |