diff options
Diffstat (limited to 'erts/emulator/test/bs_construct_SUITE.erl')
-rw-r--r-- | erts/emulator/test/bs_construct_SUITE.erl | 67 |
1 files changed, 58 insertions, 9 deletions
diff --git a/erts/emulator/test/bs_construct_SUITE.erl b/erts/emulator/test/bs_construct_SUITE.erl index 3d9b51d278..7fdf36711b 100644 --- a/erts/emulator/test/bs_construct_SUITE.erl +++ b/erts/emulator/test/bs_construct_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2009. All Rights Reserved. +%% Copyright Ericsson AB 1999-2011. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -21,22 +21,39 @@ -module(bs_construct_SUITE). --export([all/1, +-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, + init_per_group/2,end_per_group/2, test1/1, test2/1, test3/1, test4/1, test5/1, testf/1, not_used/1, in_guard/1, mem_leak/1, coerce_to_float/1, bjorn/1, huge_float_field/1, huge_binary/1, system_limit/1, badarg/1, copy_writable_binary/1, kostis/1, dynamic/1, bs_add/1, - otp_7422/1]). + otp_7422/1, zero_width/1]). --include("test_server.hrl"). +-include_lib("test_server/include/test_server.hrl"). -all(suite) -> - [test1, test2, test3, test4, test5, testf, - not_used, in_guard, mem_leak, coerce_to_float, bjorn, +suite() -> [{ct_hooks,[ts_install_cth]}]. + +all() -> + [test1, test2, test3, test4, test5, testf, not_used, + in_guard, mem_leak, coerce_to_float, bjorn, huge_float_field, huge_binary, system_limit, badarg, - copy_writable_binary, kostis, dynamic, bs_add, - otp_7422]. + copy_writable_binary, kostis, dynamic, bs_add, otp_7422, zero_width]. + +groups() -> + []. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. big(1) -> 57285702734876389752897683. @@ -536,6 +553,11 @@ huge_float_check({'EXIT',{badarg,_}}) -> ok. huge_binary(Config) when is_list(Config) -> ?line 16777216 = size(<<0:(id(1 bsl 26)),(-1):(id(1 bsl 26))>>), + ?line garbage_collect(), + ?line id(<<0:((1 bsl 32)-1)>>), + ?line garbage_collect(), + ?line id(<<0:(id((1 bsl 32)-1))>>), + ?line garbage_collect(), ok. system_limit(Config) when is_list(Config) -> @@ -548,6 +570,10 @@ system_limit(Config) when is_list(Config) -> ?line {'EXIT',{system_limit,_}} = (catch <<(id(<<>>))/binary,0:(id(1 bsl 100))>>), + %% Would fail to load. + ?line {'EXIT',{system_limit,_}} = (catch <<0:(1 bsl 67)>>), + ?line {'EXIT',{system_limit,_}} = (catch <<0:((1 bsl 64)+1)>>), + case WordSize of 4 -> system_limit_32(); @@ -564,6 +590,14 @@ system_limit_32() -> ?line {'EXIT',{system_limit,_}} = (catch <<0:(id(8)),42:536870912/unit:8>>), ?line {'EXIT',{system_limit,_}} = (catch <<0:(id(8)),42:(id(536870912))/unit:8>>), + + %% The size would be silently truncated, resulting in a crash. + ?line {'EXIT',{system_limit,_}} = (catch <<0:(1 bsl 35)>>), + ?line {'EXIT',{system_limit,_}} = (catch <<0:((1 bsl 32)+1)>>), + + %% Would fail to load. + ?line {'EXIT',{system_limit,_}} = (catch <<0:(1 bsl 43)>>), + ?line {'EXIT',{system_limit,_}} = (catch <<0:((1 bsl 40)+1)>>), ok. badarg(Config) when is_list(Config) -> @@ -786,5 +820,20 @@ otp_7422_bin(N) when N < 512 -> end), otp_7422_bin(N+1); otp_7422_bin(_) -> ok. + +zero_width(Config) when is_list(Config) -> + ?line Z = id(0), + Small = id(42), + Big = id(1 bsl 128), + ?line <<>> = <<Small:Z>>, + ?line <<>> = <<Small:0>>, + ?line <<>> = <<Big:Z>>, + ?line <<>> = <<Big:0>>, + + ?line {'EXIT',{badarg,_}} = (catch <<not_a_number:0>>), + ?line {'EXIT',{badarg,_}} = (catch <<(id(not_a_number)):Z>>), + ?line {'EXIT',{badarg,_}} = (catch <<(id(not_a_number)):0>>), + + ok. id(I) -> I. |