diff options
author | Lukas Larsson <[email protected]> | 2013-02-14 15:44:39 +0100 |
---|---|---|
committer | Lukas Larsson <[email protected]> | 2013-02-14 15:44:39 +0100 |
commit | 67eca074f81f00724125c3c868201ee7df3cf842 (patch) | |
tree | 672b44c68bfad998ff3d4f6f82d9b56dc91b8a77 /erts/emulator/test | |
parent | 15a41e9ef18f093b5ed46c4b9bece3c71eabe30f (diff) | |
parent | 2f3526bb1c4c915a8528cd7d36c3a5b793e0ca3f (diff) | |
download | otp-67eca074f81f00724125c3c868201ee7df3cf842.tar.gz otp-67eca074f81f00724125c3c868201ee7df3cf842.tar.bz2 otp-67eca074f81f00724125c3c868201ee7df3cf842.zip |
Merge branch 'lukas/erts/binary_conv_bifs/OTP-10300'
* lukas/erts/binary_conv_bifs/OTP-10300:
erts: Remove ?line macro from hash_SUITE
Add float_to_binary and binary_to_float
Add new binary conversion bifs
Diffstat (limited to 'erts/emulator/test')
-rw-r--r-- | erts/emulator/test/hash_SUITE.erl | 88 | ||||
-rw-r--r-- | erts/emulator/test/num_bif_SUITE.erl | 551 |
2 files changed, 376 insertions, 263 deletions
diff --git a/erts/emulator/test/hash_SUITE.erl b/erts/emulator/test/hash_SUITE.erl index 830ed91da9..898eae8c15 100644 --- a/erts/emulator/test/hash_SUITE.erl +++ b/erts/emulator/test/hash_SUITE.erl @@ -75,7 +75,7 @@ config(priv_dir,_) -> test_phash2/1,otp_5292/1,bit_level_binaries/1,otp_7127/1, end_per_testcase/2,init_per_testcase/2]). init_per_testcase(_Case, Config) -> - ?line Dog=test_server:timetrap(test_server:minutes(10)), + Dog=test_server:timetrap(test_server:minutes(10)), [{watchdog, Dog}|Config]. end_per_testcase(_Case, Config) -> @@ -169,24 +169,24 @@ otp_7127(Config) when is_list(Config) -> %% define -DSTANDALONE when compiling. %% basic_test() -> - ?line 685556714 = erlang:phash({a,b,c},16#FFFFFFFF), - ?line 14468079 = erlang:hash({a,b,c},16#7FFFFFF), - ?line 37442646 = erlang:phash([a,b,c,{1,2,3},c:pid(0,2,3), + 685556714 = erlang:phash({a,b,c},16#FFFFFFFF), + 14468079 = erlang:hash({a,b,c},16#7FFFFFF), + 37442646 = erlang:phash([a,b,c,{1,2,3},c:pid(0,2,3), 16#77777777777777],16#FFFFFFFF), - ?line Comment = case erlang:hash([a,b,c,{1,2,3},c:pid(0,2,3), + Comment = case erlang:hash([a,b,c,{1,2,3},c:pid(0,2,3), 16#77777777777777],16#7FFFFFF) of 102727602 -> - ?line big = erlang:system_info(endian), + big = erlang:system_info(endian), "Big endian machine"; 105818829 -> - ?line little = erlang:system_info(endian), + little = erlang:system_info(endian), "Little endian machine" end, ExternalReference = <<131,114,0,3,100,0,13,110,111,110,111,100,101,64, 110,111,104,111,115,116,0,0,0,0,122,0,0,0,0,0,0,0,0>>, - ?line 1113403635 = erlang:phash(binary_to_term(ExternalReference), + 1113403635 = erlang:phash(binary_to_term(ExternalReference), 16#FFFFFFFF), - ?line 123 = erlang:hash(binary_to_term(ExternalReference), + 123 = erlang:hash(binary_to_term(ExternalReference), 16#7FFFFFF), ExternalFun = <<131,117,0,0,0,3,103,100,0,13,110,111,110,111,100,101,64, 110,111,104,111,115,116,0,0,0,38,0,0,0,0,0,100,0,8,101, @@ -204,9 +204,9 @@ basic_test() -> 104,101,108,108,100,0,10,108,111,99,97,108,95,102,117, 110,99,108,0,0,0,1,103,100,0,13,110,111,110,111,100,101, 64,110,111,104,111,115,116,0,0,0,22,0,0,0,0,0,106>>, - ?line 170987488 = erlang:phash(binary_to_term(ExternalFun), + 170987488 = erlang:phash(binary_to_term(ExternalFun), 16#FFFFFFFF), - ?line 124460689 = erlang:hash(binary_to_term(ExternalFun), + 124460689 = erlang:hash(binary_to_term(ExternalFun), 16#7FFFFFF), case (catch erlang:phash(1,0)) of {'EXIT',{badarg, _}} -> @@ -237,23 +237,23 @@ range_test() -> spread_test(N) -> - ?line test_fun(N,{erlang,phash},16#50000000000,fun(X) -> + test_fun(N,{erlang,phash},16#50000000000,fun(X) -> X end), - ?line test_fun(N,{erlang,phash},0,fun(X) -> + test_fun(N,{erlang,phash},0,fun(X) -> X end), - ?line test_fun(N,{erlang,phash},16#123456789ABCDEF123456789ABCDEF,fun(X) -> + test_fun(N,{erlang,phash},16#123456789ABCDEF123456789ABCDEF,fun(X) -> X end), - ?line test_fun(N,{erlang,phash},16#50000000000,fun(X) -> + test_fun(N,{erlang,phash},16#50000000000,fun(X) -> integer_to_list(X) end), - ?line test_fun(N,{erlang,phash},16#50000000000,fun(X) -> + test_fun(N,{erlang,phash},16#50000000000,fun(X) -> integer_to_bytelist(X,[]) end), - ?line test_fun(N,{erlang,phash},16#50000000000,fun(X) -> - integer_to_binary(X) + test_fun(N,{erlang,phash},16#50000000000,fun(X) -> + integer_to_binary_value(X) end). @@ -265,14 +265,14 @@ cmp_test(N) -> do_cmp_hashes(0,_) -> ok; do_cmp_hashes(N,Steps) -> - ?line R0 = random:uniform(1 bsl Steps - 1) + random:uniform(16#FFFFFFFF), - ?line R = case random:uniform(2) of + R0 = random:uniform(1 bsl Steps - 1) + random:uniform(16#FFFFFFFF), + R = case random:uniform(2) of 1 -> R0; _ -> -R0 end, - ?line NSteps = case N rem 10 of + NSteps = case N rem 10 of 0 -> case (Steps + 8) rem 1024 of 0 -> @@ -283,9 +283,9 @@ do_cmp_hashes(N,Steps) -> _ -> Steps end, - ?line X = erlang:phash(R,16#FFFFFFFF), - ?line Y = make_hash(R,16#FFFFFFFF), - ?line case X =:= Y of + X = erlang:phash(R,16#FFFFFFFF), + Y = make_hash(R,16#FFFFFFFF), + case X =:= Y of true -> do_cmp_hashes(N - 1, NSteps); _ -> @@ -469,8 +469,8 @@ phash2_test() -> SpecFun = fun(S) -> sofs:no_elements(S) > 1 end, F = sofs:relation_to_family(sofs:converse(sofs:relation(L))), D = sofs:to_external(sofs:family_specification(SpecFun, F)), - ?line [] = D, - ?line [] = [{E,H,H2} || {E,H} <- L, (H2 = erlang:phash2(E, Max)) =/= H], + [] = D, + [] = [{E,H,H2} || {E,H} <- L, (H2 = erlang:phash2(E, Max)) =/= H], ok. -ifdef(FALSE). @@ -497,17 +497,17 @@ otp_5292_test() -> end, S2 = md5([md5(hash_int(S, E, PH)) || {Start, N, Sz} <- d(), {S, E} <- int(Start, N, Sz)]), - ?line Comment = case S1 of + Comment = case S1 of <<4,248,208,156,200,131,7,1,173,13,239,173,112,81,16,174>> -> - ?line big = erlang:system_info(endian), + big = erlang:system_info(endian), "Big endian machine"; <<180,28,33,231,239,184,71,125,76,47,227,241,78,184,176,233>> -> - ?line little = erlang:system_info(endian), + little = erlang:system_info(endian), "Little endian machine" end, - ?line <<124,81,198,121,174,233,19,137,10,83,33,80,226,111,238,99>> = S2, - ?line 2 = erlang:hash(1, (1 bsl 27) -1), - ?line {'EXIT', _} = (catch erlang:hash(1, (1 bsl 27))), + <<124,81,198,121,174,233,19,137,10,83,33,80,226,111,238,99>> = S2, + 2 = erlang:hash(1, (1 bsl 27) -1), + {'EXIT', _} = (catch erlang:hash(1, (1 bsl 27))), {comment, Comment}. d() -> @@ -528,21 +528,21 @@ md5(T) -> erlang:md5(term_to_binary(T)). bit_level_binaries() -> - ?line [3511317,7022633,14044578,28087749,56173436,112344123,90467083|_] = + [3511317,7022633,14044578,28087749,56173436,112344123,90467083|_] = bit_level_all_different(fun erlang:hash/2), - ?line [3511317,7022633,14044578,28087749,56173436,112344123,90467083|_] = + [3511317,7022633,14044578,28087749,56173436,112344123,90467083|_] = bit_level_all_different(fun erlang:phash/2), - ?line [102233154,19716,102133857,4532024,123369135,24565730,109558721|_] = + [102233154,19716,102133857,4532024,123369135,24565730,109558721|_] = bit_level_all_different(fun erlang:phash2/2), - ?line 13233341 = test_hash_phash(<<42:7>>, 16#7FFFFFF), - ?line 79121243 = test_hash_phash(<<99:7>>, 16#7FFFFFF), - ?line 95517726 = test_hash_phash(<<16#378ABF73:31>>, 16#7FFFFFF), + 13233341 = test_hash_phash(<<42:7>>, 16#7FFFFFF), + 79121243 = test_hash_phash(<<99:7>>, 16#7FFFFFF), + 95517726 = test_hash_phash(<<16#378ABF73:31>>, 16#7FFFFFF), - ?line 64409098 = test_phash2(<<99:7>>, 16#7FFFFFF), - ?line 55555814 = test_phash2(<<123,19:2>>, 16#7FFFFFF), - ?line 83868582 = test_phash2(<<123,45,6:3>>, 16#7FFFFFF), - ?line 2123204 = test_phash2(<<123,45,7:3>>, 16#7FFFFFF), + 64409098 = test_phash2(<<99:7>>, 16#7FFFFFF), + 55555814 = test_phash2(<<123,19:2>>, 16#7FFFFFF), + 83868582 = test_phash2(<<123,45,6:3>>, 16#7FFFFFF), + 2123204 = test_phash2(<<123,45,7:3>>, 16#7FFFFFF), ok. @@ -579,7 +579,7 @@ test_phash2(Bitstr, Rem) -> otp_7127_test() -> %% Used to return 2589127136. - ?line 38990304 = erlang:phash2(<<"Scott9">>), + 38990304 = erlang:phash2(<<"Scott9">>), ok. %% @@ -711,7 +711,7 @@ collect_hits() -> init_table(), N. -integer_to_binary(N) -> +integer_to_binary_value(N) -> list_to_binary(lists:reverse(integer_to_bytelist(N,[]))). integer_to_bytelist(0,Acc) -> diff --git a/erts/emulator/test/num_bif_SUITE.erl b/erts/emulator/test/num_bif_SUITE.erl index c625e655ce..b92a0e2059 100644 --- a/erts/emulator/test/num_bif_SUITE.erl +++ b/erts/emulator/test/num_bif_SUITE.erl @@ -31,24 +31,28 @@ %% list_to_integer/1 %% round/1 %% trunc/1 - --export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, - init_per_group/2,end_per_group/2, t_abs/1, t_float/1, - t_float_to_list/1, t_integer_to_list/1, - t_list_to_integer/1, - t_list_to_float_safe/1, t_list_to_float_risky/1, - t_round/1, t_trunc/1]). +%% integer_to_binary/1 +%% integer_to_binary/2 +%% binary_to_integer/1 + +-export([all/0, suite/0, groups/0, init_per_suite/1, end_per_suite/1, + init_per_group/2, end_per_group/2, t_abs/1, t_float/1, + t_float_to_string/1, t_integer_to_string/1, + t_string_to_integer/1, + t_string_to_float_safe/1, t_string_to_float_risky/1, + t_round/1, t_trunc/1 + ]). suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [t_abs, t_float, t_float_to_list, t_integer_to_list, - {group, t_list_to_float}, t_list_to_integer, t_round, + [t_abs, t_float, t_float_to_string, t_integer_to_string, + {group, t_string_to_float}, t_string_to_integer, t_round, t_trunc]. groups() -> - [{t_list_to_float, [], - [t_list_to_float_safe, t_list_to_float_risky]}]. + [{t_string_to_float, [], + [t_string_to_float_safe, t_string_to_float_risky]}]. init_per_suite(Config) -> Config. @@ -65,273 +69,382 @@ end_per_group(_GroupName, Config) -> t_abs(Config) when is_list(Config) -> %% Floats. - ?line 5.5 = abs(id(5.5)), - ?line 0.0 = abs(id(0.0)), - ?line 100.0 = abs(id(-100.0)), + 5.5 = abs(id(5.5)), + 0.0 = abs(id(0.0)), + 100.0 = abs(id(-100.0)), %% Integers. - ?line 5 = abs(id(5)), - ?line 0 = abs(id(0)), - ?line 100 = abs(id(-100)), + 5 = abs(id(5)), + 0 = abs(id(0)), + 100 = abs(id(-100)), %% The largest smallnum. OTP-3190. - ?line X = id((1 bsl 27) - 1), - ?line X = abs(X), - ?line X = abs(X-1)+1, - ?line X = abs(X+1)-1, - ?line X = abs(-X), - ?line X = abs(-X-1)-1, - ?line X = abs(-X+1)+1, + X = id((1 bsl 27) - 1), + X = abs(X), + X = abs(X-1)+1, + X = abs(X+1)-1, + X = abs(-X), + X = abs(-X-1)-1, + X = abs(-X+1)+1, %% Bignums. BigNum = id(13984792374983749), - ?line BigNum = abs(BigNum), - ?line BigNum = abs(-BigNum), + BigNum = abs(BigNum), + BigNum = abs(-BigNum), ok. t_float(Config) when is_list(Config) -> - ?line 0.0 = float(id(0)), - ?line 2.5 = float(id(2.5)), - ?line 0.0 = float(id(0.0)), - ?line -100.55 = float(id(-100.55)), - ?line 42.0 = float(id(42)), - ?line -100.0 = float(id(-100)), + 0.0 = float(id(0)), + 2.5 = float(id(2.5)), + 0.0 = float(id(0.0)), + -100.55 = float(id(-100.55)), + 42.0 = float(id(42)), + -100.0 = float(id(-100)), %% Bignums. - ?line 4294967305.0 = float(id(4294967305)), - ?line -4294967305.0 = float(id(-4294967305)), + 4294967305.0 = float(id(4294967305)), + -4294967305.0 = float(id(-4294967305)), %% Extremly big bignums. - ?line Big = id(list_to_integer(id(lists:duplicate(2000, $1)))), - ?line {'EXIT', {badarg, _}} = (catch float(Big)), - - %% Invalid types and lists. - ?line {'EXIT', {badarg, _}} = (catch list_to_integer(id(atom))), - ?line {'EXIT', {badarg, _}} = (catch list_to_integer(id(123))), - ?line {'EXIT', {badarg, _}} = (catch list_to_integer(id([$1,[$2]]))), - ?line {'EXIT', {badarg, _}} = (catch list_to_integer(id("1.2"))), - ?line {'EXIT', {badarg, _}} = (catch list_to_integer(id("a"))), - ?line {'EXIT', {badarg, _}} = (catch list_to_integer(id(""))), + Big = id(list_to_integer(id(lists:duplicate(2000, $1)))), + {'EXIT', {badarg, _}} = (catch float(Big)), + ok. -%% Tests float_to_list/1, float_to_list/2. - -t_float_to_list(Config) when is_list(Config) -> - test_ftl("0.0e+0", 0.0), - test_ftl("2.5e+1", 25.0), - test_ftl("2.5e+0", 2.5), - test_ftl("2.5e-1", 0.25), - test_ftl("-3.5e+17", -350.0e15), - "1.00000000000000000000e+00" = float_to_list(1.0), - "1.00000000000000000000e+00" = float_to_list(1.0, []), - "-1.00000000000000000000e+00" = float_to_list(-1.0, []), - "-1.00000000000000000000" = float_to_list(-1.0, [{decimals, 20}]), - {'EXIT', {badarg, _}} = (catch float_to_list(1.0, [{decimals, -1}])), - {'EXIT', {badarg, _}} = (catch float_to_list(1.0, [{decimals, 254}])), - {'EXIT', {badarg, _}} = (catch float_to_list(1.0, [{scientific, 250}])), - {'EXIT', {badarg, _}} = (catch float_to_list(1.0e+300, [{decimals, 1}])), - "1.0e+300" = float_to_list(1.0e+300, [{scientific, 1}]), - "1.0" = float_to_list(1.0, [{decimals, 249}, compact]), - "1" = float_to_list(1.0, [{decimals, 0}]), - "2" = float_to_list(1.9, [{decimals, 0}]), - "123456789012345680.0" = erlang:float_to_list( - 123456789012345678.0, [{decimals, 236}, compact]), - {'EXIT', {badarg, _}} = (catch float_to_list( - 123456789012345678.0, [{decimals, 237}])), - Expected = "1." ++ string:copies("0", 249) ++ "e+00", - Expected = float_to_list(1.0, [{scientific, 249}, compact]), +%% Tests float_to_list/1, float_to_list/2, float_to_binary/1, float_to_binary/2 + +t_float_to_string(Config) when is_list(Config) -> + test_fts("0.00000000000000000000e+00", 0.0), + test_fts("2.50000000000000000000e+01", 25.0), + test_fts("2.50000000000000000000e+00", 2.5), + test_fts("2.50000000000000000000e-01", 0.25), + test_fts("-3.50000000000000000000e+17", -350.0e15), + test_fts("1.00000000000000000000e+00",1.0), + test_fts("1.00000000000000000000e+00",1.0, []), + test_fts("-1.00000000000000000000e+00",-1.0, []), + test_fts("-1.00000000000000000000",-1.0, [{decimals, 20}]), + {'EXIT', {badarg, _}} = (catch float_to_list(1.0, [{decimals, -1}])), + {'EXIT', {badarg, _}} = (catch float_to_list(1.0, [{decimals, 254}])), + {'EXIT', {badarg, _}} = (catch float_to_list(1.0, [{scientific, 250}])), + {'EXIT', {badarg, _}} = (catch float_to_list(1.0e+300, [{decimals, 1}])), + {'EXIT', {badarg, _}} = (catch float_to_binary(1.0, [{decimals, -1}])), + {'EXIT', {badarg, _}} = (catch float_to_binary(1.0, [{decimals, 254}])), + {'EXIT', {badarg, _}} = (catch float_to_binary(1.0, [{scientific, 250}])), + {'EXIT', {badarg, _}} = (catch float_to_binary(1.0e+300, [{decimals, 1}])), + test_fts("1.0e+300",1.0e+300, [{scientific, 1}]), + test_fts("1.0",1.0, [{decimals, 249}, compact]), + test_fts("1",1.0,[{decimals,0}]), + test_fts("2",1.9,[{decimals,0}]), + test_fts("123456789012345680.0",123456789012345678.0, + [{decimals, 236}, compact]), + {'EXIT', {badarg, _}} = (catch float_to_list( + 123456789012345678.0, [{decimals, 237}])), + {'EXIT', {badarg, _}} = (catch float_to_binary( + 123456789012345678.0, [{decimals, 237}])), + test_fts("1." ++ string:copies("0", 249) ++ "e+00", + 1.0, [{scientific, 249}, compact]), X1 = float_to_list(1.0), X2 = float_to_list(1.0, [{scientific, 20}]), X1 = X2, - "1.000e+00" = float_to_list(1.0, [{scientific, 3}]), - "1.000" = float_to_list(1.0, [{decimals, 3}]), - "1.0" = float_to_list(1.0, [{decimals, 1}]), - "1.0" = float_to_list(1.0, [{decimals, 3}, compact]), - "1.12" = float_to_list(1.123, [{decimals, 2}]), - "1.123" = float_to_list(1.123, [{decimals, 3}]), - "1.123" = float_to_list(1.123, [{decimals, 3}, compact]), - "1.1230" = float_to_list(1.123, [{decimals, 4}]), - "1.12300" = float_to_list(1.123, [{decimals, 5}]), - "1.123" = float_to_list(1.123, [{decimals, 5}, compact]), - "1.1234" = float_to_list(1.1234,[{decimals, 6}, compact]), - "1.01" = float_to_list(1.005, [{decimals, 2}]), - "-1.01" = float_to_list(-1.005,[{decimals, 2}]), - "0.999" = float_to_list(0.999, [{decimals, 3}]), - "-0.999" = float_to_list(-0.999,[{decimals, 3}]), - "1.0" = float_to_list(0.999, [{decimals, 2}, compact]), - "-1.0" = float_to_list(-0.999,[{decimals, 2}, compact]), - "0.5" = float_to_list(0.5, [{decimals, 1}]), - "-0.5" = float_to_list(-0.5, [{decimals, 1}]), + + Y1 = float_to_binary(1.0), + Y2 = float_to_binary(1.0, [{scientific, 20}]), + Y1 = Y2, + + test_fts("1.000e+00",1.0, [{scientific, 3}]), + test_fts("1.000",1.0, [{decimals, 3}]), + test_fts("1.0",1.0, [{decimals, 1}]), + test_fts("1.0",1.0, [{decimals, 3}, compact]), + test_fts("1.12",1.123, [{decimals, 2}]), + test_fts("1.123",1.123, [{decimals, 3}]), + test_fts("1.123",1.123, [{decimals, 3}, compact]), + test_fts("1.1230",1.123, [{decimals, 4}]), + test_fts("1.12300",1.123, [{decimals, 5}]), + test_fts("1.123",1.123, [{decimals, 5}, compact]), + test_fts("1.1234",1.1234,[{decimals, 6}, compact]), + test_fts("1.01",1.005, [{decimals, 2}]), + test_fts("-1.01",-1.005,[{decimals, 2}]), + test_fts("0.999",0.999, [{decimals, 3}]), + test_fts("-0.999",-0.999,[{decimals, 3}]), + test_fts("1.0",0.999, [{decimals, 2}, compact]), + test_fts("-1.0",-0.999,[{decimals, 2}, compact]), + test_fts("0.5",0.5, [{decimals, 1}]), + test_fts("-0.5",-0.5, [{decimals, 1}]), "2.333333" = erlang:float_to_list(7/3, [{decimals, 6}, compact]), "2.333333" = erlang:float_to_list(7/3, [{decimals, 6}]), - "0.00000000000000000000e+00" = float_to_list(0.0, [compact]), - "0.0" = float_to_list(0.0, [{decimals, 10}, compact]), - "123000000000000000000.0" = float_to_list(1.23e20, [{decimals, 10}, compact]), - "1.2300000000e+20" = float_to_list(1.23e20, [{scientific, 10}, compact]), - "1.23000000000000000000e+20" = float_to_list(1.23e20, []), + <<"2.333333">> = erlang:float_to_binary(7/3, [{decimals, 6}, compact]), + <<"2.333333">> = erlang:float_to_binary(7/3, [{decimals, 6}]), + test_fts("0.00000000000000000000e+00",0.0, [compact]), + test_fts("0.0",0.0, [{decimals, 10}, compact]), + test_fts("123000000000000000000.0",1.23e20, [{decimals, 10}, compact]), + test_fts("1.2300000000e+20",1.23e20, [{scientific, 10}, compact]), + test_fts("1.23000000000000000000e+20",1.23e20, []), ok. -test_ftl(Expect, Float) -> - %% No ?line on the next line -- we want the line number from t_float_to_list. - Expect = remove_zeros(lists:reverse(float_to_list(Float)), []). - -%% Removes any non-significant zeros in a floating point number. -%% Example: 2.500000e+01 -> 2.5e+1 - -remove_zeros([$+, $e|Rest], [$0, X|Result]) -> - remove_zeros([$+, $e|Rest], [X|Result]); -remove_zeros([$-, $e|Rest], [$0, X|Result]) -> - remove_zeros([$-, $e|Rest], [X|Result]); -remove_zeros([$0, $.|Rest], [$e|Result]) -> - remove_zeros(Rest, [$., $0, $e|Result]); -remove_zeros([$0|Rest], [$e|Result]) -> - remove_zeros(Rest, [$e|Result]); -remove_zeros([Char|Rest], Result) -> - remove_zeros(Rest, [Char|Result]); -remove_zeros([], Result) -> - Result. - -%% Tests integer_to_list/1. - -t_integer_to_list(Config) when is_list(Config) -> - ?line "0" = integer_to_list(id(0)), - ?line "42" = integer_to_list(id(42)), - ?line "-42" = integer_to_list(id(-42)), - ?line "32768" = integer_to_list(id(32768)), - ?line "268435455" = integer_to_list(id(268435455)), - ?line "-268435455" = integer_to_list(id(-268435455)), - ?line "123456932798748738738" = integer_to_list(id(123456932798748738738)), - ?line Big_List = id(lists:duplicate(2000, id($1))), - ?line Big = list_to_integer(Big_List), - ?line Big_List = integer_to_list(Big), - ok. +test_fts(Expect, Float) -> + Expect = float_to_list(Float), + BinExpect = list_to_binary(Expect), + BinExpect = float_to_binary(Float). -%% Tests list_to_float/1. +test_fts(Expect, Float, Args) -> + Expect = float_to_list(Float,Args), + BinExpect = list_to_binary(Expect), + BinExpect = float_to_binary(Float,Args). -t_list_to_float_safe(Config) when is_list(Config) -> - ?line 0.0 = list_to_float(id("0.0")), - ?line 0.0 = list_to_float(id("-0.0")), - ?line 0.5 = list_to_float(id("0.5")), - ?line -0.5 = list_to_float(id("-0.5")), - ?line 100.0 = list_to_float(id("1.0e2")), - ?line 127.5 = list_to_float(id("127.5")), - ?line -199.5 = list_to_float(id("-199.5")), +%% Tests list_to_float/1. - ?line {'EXIT',{badarg,_}} = (catch list_to_float(id("0"))), - ?line {'EXIT',{badarg,_}} = (catch list_to_float(id("0..0"))), - ?line {'EXIT',{badarg,_}} = (catch list_to_float(id("0e12"))), - ?line {'EXIT',{badarg,_}} = (catch list_to_float(id("--0.0"))), +t_string_to_float_safe(Config) when is_list(Config) -> + test_stf(0.0,"0.0"), + test_stf(0.0,"-0.0"), + test_stf(0.5,"0.5"), + test_stf(-0.5,"-0.5"), + test_stf(100.0,"1.0e2"), + test_stf(127.5,"127.5"), + test_stf(-199.5,"-199.5"), + + {'EXIT',{badarg,_}} = (catch list_to_float(id("0"))), + {'EXIT',{badarg,_}} = (catch list_to_float(id("0..0"))), + {'EXIT',{badarg,_}} = (catch list_to_float(id("0e12"))), + {'EXIT',{badarg,_}} = (catch list_to_float(id("--0.0"))), + {'EXIT',{badarg,_}} = (catch binary_to_float(id(<<"0">>))), + {'EXIT',{badarg,_}} = (catch binary_to_float(id(<<"0..0">>))), + {'EXIT',{badarg,_}} = (catch binary_to_float(id(<<"0e12">>))), + {'EXIT',{badarg,_}} = (catch binary_to_float(id(<<"--0.0">>))), + + UBin = <<0:3,(id(<<"0.0">>))/binary,0:5>>, + <<_:3,UnAlignedBin:3/binary,0:5>> = id(UBin), + 0.0 = binary_to_float(UnAlignedBin), + + ABin = <<0:8,(id(<<"1.0">>))/binary,0:8>>, + <<_:8,AlignedBin:3/binary,0:8>> = id(ABin), + 1.0 = binary_to_float(AlignedBin), ok. %% This might crash the emulator... %% (Known to crash the Unix version of Erlang 4.4.1) -t_list_to_float_risky(Config) when is_list(Config) -> - ?line Many_Ones = lists:duplicate(25000, id($1)), - ?line id(list_to_float("2."++Many_Ones)), - ?line {'EXIT', {badarg, _}} = (catch list_to_float("2"++Many_Ones)), - ok. - -%% Tests list_to_integer/1. +t_string_to_float_risky(Config) when is_list(Config) -> + Many_Ones = lists:duplicate(25000, id($1)), + id(list_to_float("2."++Many_Ones)), + {'EXIT', {badarg, _}} = (catch list_to_float("2"++Many_Ones)), -t_list_to_integer(Config) when is_list(Config) -> - ?line 0 = list_to_integer(id("0")), - ?line 0 = list_to_integer(id("00")), - ?line 0 = list_to_integer(id("-0")), - ?line 1 = list_to_integer(id("1")), - ?line -1 = list_to_integer(id("-1")), - ?line 42 = list_to_integer(id("42")), - ?line -12 = list_to_integer(id("-12")), - ?line 32768 = list_to_integer(id("32768")), - ?line 268435455 = list_to_integer(id("268435455")), - ?line -268435455 = list_to_integer(id("-268435455")), - - %% Bignums. - ?line 123456932798748738738 = list_to_integer(id("123456932798748738738")), - ?line id(list_to_integer(lists:duplicate(2000, id($1)))), + id(binary_to_float(list_to_binary("2."++Many_Ones))), + {'EXIT', {badarg, _}} = (catch binary_to_float( + list_to_binary("2"++Many_Ones))), ok. +test_stf(Expect,List) -> + Expect = list_to_float(List), + Bin = list_to_binary(List), + Expect = binary_to_float(Bin). + %% Tests round/1. t_round(Config) when is_list(Config) -> - ?line 0 = round(id(0.0)), - ?line 0 = round(id(0.4)), - ?line 1 = round(id(0.5)), - ?line 0 = round(id(-0.4)), - ?line -1 = round(id(-0.5)), - ?line 255 = round(id(255.3)), - ?line 256 = round(id(255.6)), - ?line -1033 = round(id(-1033.3)), - ?line -1034 = round(id(-1033.6)), + 0 = round(id(0.0)), + 0 = round(id(0.4)), + 1 = round(id(0.5)), + 0 = round(id(-0.4)), + -1 = round(id(-0.5)), + 255 = round(id(255.3)), + 256 = round(id(255.6)), + -1033 = round(id(-1033.3)), + -1034 = round(id(-1033.6)), % OTP-3722: - ?line X = id((1 bsl 27) - 1), - ?line MX = -X, - ?line MXm1 = -X-1, - ?line MXp1 = -X+1, - ?line F = id(X + 0.0), - ?line X = round(F), - ?line X = round(F+1)-1, - ?line X = round(F-1)+1, - ?line MX = round(-F), - ?line MXm1 = round(-F-1), - ?line MXp1 = round(-F+1), - - ?line X = round(F+0.1), - ?line X = round(F+1+0.1)-1, - ?line X = round(F-1+0.1)+1, - ?line MX = round(-F+0.1), - ?line MXm1 = round(-F-1+0.1), - ?line MXp1 = round(-F+1+0.1), - - ?line X = round(F-0.1), - ?line X = round(F+1-0.1)-1, - ?line X = round(F-1-0.1)+1, - ?line MX = round(-F-0.1), - ?line MXm1 = round(-F-1-0.1), - ?line MXp1 = round(-F+1-0.1), - - ?line 0.5 = abs(round(F+0.5)-(F+0.5)), - ?line 0.5 = abs(round(F-0.5)-(F-0.5)), - ?line 0.5 = abs(round(-F-0.5)-(-F-0.5)), - ?line 0.5 = abs(round(-F+0.5)-(-F+0.5)), + X = id((1 bsl 27) - 1), + MX = -X, + MXm1 = -X-1, + MXp1 = -X+1, + F = id(X + 0.0), + X = round(F), + X = round(F+1)-1, + X = round(F-1)+1, + MX = round(-F), + MXm1 = round(-F-1), + MXp1 = round(-F+1), + + X = round(F+0.1), + X = round(F+1+0.1)-1, + X = round(F-1+0.1)+1, + MX = round(-F+0.1), + MXm1 = round(-F-1+0.1), + MXp1 = round(-F+1+0.1), + + X = round(F-0.1), + X = round(F+1-0.1)-1, + X = round(F-1-0.1)+1, + MX = round(-F-0.1), + MXm1 = round(-F-1-0.1), + MXp1 = round(-F+1-0.1), + + 0.5 = abs(round(F+0.5)-(F+0.5)), + 0.5 = abs(round(F-0.5)-(F-0.5)), + 0.5 = abs(round(-F-0.5)-(-F-0.5)), + 0.5 = abs(round(-F+0.5)-(-F+0.5)), %% Bignums. - ?line 4294967296 = round(id(4294967296.1)), - ?line 4294967297 = round(id(4294967296.9)), - ?line -4294967296 = -round(id(4294967296.1)), - ?line -4294967297 = -round(id(4294967296.9)), + 4294967296 = round(id(4294967296.1)), + 4294967297 = round(id(4294967296.9)), + -4294967296 = -round(id(4294967296.1)), + -4294967297 = -round(id(4294967296.9)), ok. t_trunc(Config) when is_list(Config) -> - ?line 0 = trunc(id(0.0)), - ?line 5 = trunc(id(5.3333)), - ?line -10 = trunc(id(-10.978987)), + 0 = trunc(id(0.0)), + 5 = trunc(id(5.3333)), + -10 = trunc(id(-10.978987)), % The largest smallnum, converted to float (OTP-3722): - ?line X = id((1 bsl 27) - 1), - ?line F = id(X + 0.0), + X = id((1 bsl 27) - 1), + F = id(X + 0.0), io:format("X = ~p/~w/~w, F = ~p/~w/~w, trunc(F) = ~p/~w/~w~n", [X, X, binary_to_list(term_to_binary(X)), F, F, binary_to_list(term_to_binary(F)), trunc(F), trunc(F), binary_to_list(term_to_binary(trunc(F)))]), - ?line X = trunc(F), - ?line X = trunc(F+1)-1, - ?line X = trunc(F-1)+1, - ?line X = -trunc(-F), - ?line X = -trunc(-F-1)-1, - ?line X = -trunc(-F+1)+1, + X = trunc(F), + X = trunc(F+1)-1, + X = trunc(F-1)+1, + X = -trunc(-F), + X = -trunc(-F-1)-1, + X = -trunc(-F+1)+1, %% Bignums. - ?line 4294967305 = trunc(id(4294967305.7)), - ?line -4294967305 = trunc(id(-4294967305.7)), + 4294967305 = trunc(id(4294967305.7)), + -4294967305 = trunc(id(-4294967305.7)), ok. + +%% Tests integer_to_binary/1. + +t_integer_to_string(Config) when is_list(Config) -> + test_its("0",0), + test_its("42",42), + test_its("-42",-42), + test_its("32768",32768), + test_its("268435455",268435455), + test_its("-268435455",-268435455), + test_its("123456932798748738738",123456932798748738738), + + %% 1 bsl 33, just beyond 32 bit + test_its("8589934592",8589934592), + test_its("-8589934592",-8589934592), + %% 1 bsl 65, just beyond 64 bit + test_its("36893488147419103232",36893488147419103232), + test_its("-36893488147419103232",-36893488147419103232), + + %% Bignums. + BigBin = id(list_to_binary(lists:duplicate(2000, id($1)))), + Big = erlang:binary_to_integer(BigBin), + BigBin = erlang:integer_to_binary(Big), + + %% Invalid types + lists:foreach(fun(Value) -> + {'EXIT', {badarg, _}} = + (catch erlang:integer_to_binary(Value)), + {'EXIT', {badarg, _}} = + (catch erlang:integer_to_list(Value)) + end,[atom,1.2,0.0,[$1,[$2]]]), + + ok. + +test_its(List,Int) -> + Int = list_to_integer(List), + Int = binary_to_integer(list_to_binary(List)). + +%% Tests binary_to_integer/1. + +t_string_to_integer(Config) when is_list(Config) -> + 0 = erlang:binary_to_integer(id(<<"00">>)), + 0 = erlang:binary_to_integer(id(<<"-0">>)), + 0 = erlang:binary_to_integer(id(<<"+0">>)), + + test_sti(0), + test_sti(1), + test_sti(-1), + test_sti(42), + test_sti(-12), + test_sti(32768), + test_sti(268435455), + test_sti(-268435455), + + %% 1 bsl 28 - 1, just before 32 bit bignum + test_sti(1 bsl 28 - 1), + %% 1 bsl 28, just beyond 32 bit small + test_sti(1 bsl 28), + %% 1 bsl 33, just beyond 32 bit + test_sti(1 bsl 33), + %% 1 bsl 60 - 1, just before 64 bit bignum + test_sti(1 bsl 60 - 1), + %% 1 bsl 60, just beyond 64 bit small + test_sti(1 bsl 60), + %% 1 bsl 65, just beyond 64 bit + test_sti(1 bsl 65), + %% Bignums. + test_sti(123456932798748738738,16), + test_sti(list_to_integer(lists:duplicate(2000, $1))), + + %% unalign string + Str = <<"10">>, + UnalignStr = <<0:3, (id(Str))/binary, 0:5>>, + <<_:3, SomeStr:2/binary, _:5>> = id(UnalignStr), + 10 = erlang:binary_to_integer(SomeStr), + + %% Invalid types + lists:foreach(fun(Value) -> + {'EXIT', {badarg, _}} = + (catch binary_to_integer(Value)), + {'EXIT', {badarg, _}} = + (catch erlang:list_to_integer(Value)) + end,[atom,1.2,0.0,[$1,[$2]]]), + + % Default base error cases + lists:foreach(fun(Value) -> + {'EXIT', {badarg, _}} = + (catch erlang:binary_to_integer( + list_to_binary(Value))), + {'EXIT', {badarg, _}} = + (catch erlang:list_to_integer(Value)) + end,["1.0"," 1"," -1",""]), + + % Custom base error cases + lists:foreach(fun({Value,Base}) -> + {'EXIT', {badarg, _}} = + (catch binary_to_integer( + list_to_binary(Value),Base)), + {'EXIT', {badarg, _}} = + (catch erlang:list_to_integer(Value,Base)) + end,[{" 1",1},{" 1",37},{"2",2},{"C",11}, + {"1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111z",16}, + {"1z111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111",16}, + {"111z11111111",16}]), + + ok. + +test_sti(Num) -> + [begin + io:format("Testing ~p:~p",[Num,Base]), + test_sti(Num,Base) + end|| Base <- lists:seq(2,36)]. + +test_sti(Num,Base) -> + Num = list_to_integer(int2list(Num,Base),Base), + Num = -1*list_to_integer(int2list(Num*-1,Base),Base), + Num = binary_to_integer(int2bin(Num,Base),Base), + Num = -1*binary_to_integer(int2bin(Num*-1,Base),Base). + % Calling this function (which is not supposed to be inlined) prevents % the compiler from calculating the answer, so we don't test the compiler % instead of the newest runtime system. id(X) -> X. + +%% Uses the printing library to to integer_to_binary conversions. +int2bin(Int,Base) when Base < 37 -> + iolist_to_binary(int2list(Int,Base)). + +int2list(Int,Base) when Base < 37 -> + lists:flatten(io_lib:format("~."++integer_to_list(Base)++"B",[Int])). |