diff options
Diffstat (limited to 'lib/stdlib')
| -rw-r--r-- | lib/stdlib/test/unicode_SUITE.erl | 147 |
1 files changed, 145 insertions, 2 deletions
diff --git a/lib/stdlib/test/unicode_SUITE.erl b/lib/stdlib/test/unicode_SUITE.erl index 4055af2741..6106a8c444 100644 --- a/lib/stdlib/test/unicode_SUITE.erl +++ b/lib/stdlib/test/unicode_SUITE.erl @@ -29,7 +29,7 @@ random_lists/1, roundtrips/1, latin1/1, - exceptions/1]). + exceptions/1, binaries_errors/1]). init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) -> Dog=?t:timetrap(?t:minutes(20)), @@ -44,7 +44,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [utf8_illegal_sequences_bif, utf16_illegal_sequences_bif, random_lists, roundtrips, - latin1, exceptions]. + latin1, exceptions, binaries_errors]. groups() -> []. @@ -61,6 +61,149 @@ init_per_group(_GroupName, Config) -> end_per_group(_GroupName, Config) -> Config. +binaries_errors(Config) when is_list(Config) -> + setlimit(10), + ex_binaries_errors_utf8(Config), + setlimit(default), + ex_binaries_errors_utf8(Config), + ex_binaries_errors_utf16_little(Config), + ex_binaries_errors_utf16_big(Config), + ex_binaries_errors_utf32_little(Config), + ex_binaries_errors_utf32_big(Config). + +ex_binaries_errors_utf8(Config) when is_list(Config) -> + %% Original smoke test, we should not forget the original offset... + <<_:8,_:8,RR2/binary>> = <<$a,$b,164,165,$c>>, + {error,[],<<164,165,$c>>} = unicode:characters_to_list(RR2), + %% Now, try with longer binary (trapping) + BrokenPart = list_to_binary(lists:seq(128,255)), + BrokenSz = byte_size(BrokenPart), + [ begin + OKList = lists:flatten(lists:duplicate(N,lists:seq(1,255))), + OKBin = unicode:characters_to_binary(OKList), + OKLen = length(OKList), + %% Copy to avoid that the binary get's writable + PartlyBroken = binary:copy(<<OKBin/binary, BrokenPart/binary>>), + PBSz = byte_size(PartlyBroken), + {error,OKList,DeepBrokenPart} = + unicode:characters_to_list(PartlyBroken), + BrokenPart = iolist_to_binary(DeepBrokenPart), + [ begin + NewList = lists:nthtail(X, OKList), + NewSz = byte_size(unicode:characters_to_binary(NewList)) + + BrokenSz, + Chomped = binary:part(PartlyBroken,PBSz - NewSz, NewSz), + true = (binary:referenced_byte_size(Chomped) =:= PBSz), + {error,NewList,DeepBrokenPart2} = + unicode:characters_to_list(Chomped), + BrokenPart = iolist_to_binary(DeepBrokenPart2) + end || X <- lists:seq(1,OKLen) ] + end || N <- lists:seq(1,20) ], + ok. + +ex_binaries_errors_utf16_little(Config) when is_list(Config) -> + BrokenPart = << <<X:16/little>> || X <- lists:seq(16#DC00,16#DFFF) >>, + BrokenSz = byte_size(BrokenPart), + [ begin + OKList = lists:flatten(lists:duplicate(N,lists:seq(1,255))), + OKBin = unicode:characters_to_binary(OKList,unicode,{utf16,little}), + OKLen = length(OKList), + %% Copy to avoid that the binary get's writable + PartlyBroken = binary:copy(<<OKBin/binary, BrokenPart/binary>>), + PBSz = byte_size(PartlyBroken), + {error,OKList,DeepBrokenPart} = + unicode:characters_to_list(PartlyBroken,{utf16,little}), + BrokenPart = iolist_to_binary(DeepBrokenPart), + [ begin + NewList = lists:nthtail(X, OKList), + NewSz = byte_size(unicode:characters_to_binary(NewList,unicode,{utf16,little})) + + BrokenSz, + Chomped = binary:part(PartlyBroken,PBSz - NewSz, NewSz), + true = (binary:referenced_byte_size(Chomped) =:= PBSz), + {error,NewList,DeepBrokenPart2} = + unicode:characters_to_list(Chomped,{utf16,little}), + BrokenPart = iolist_to_binary(DeepBrokenPart2) + end || X <- lists:seq(1,OKLen) ] + end || N <- lists:seq(1,15) ], + ok. +ex_binaries_errors_utf16_big(Config) when is_list(Config) -> + BrokenPart = << <<X:16/big>> || X <- lists:seq(16#DC00,16#DFFF) >>, + BrokenSz = byte_size(BrokenPart), + [ begin + OKList = lists:flatten(lists:duplicate(N,lists:seq(1,255))), + OKBin = unicode:characters_to_binary(OKList,unicode,{utf16,big}), + OKLen = length(OKList), + %% Copy to avoid that the binary get's writable + PartlyBroken = binary:copy(<<OKBin/binary, BrokenPart/binary>>), + PBSz = byte_size(PartlyBroken), + {error,OKList,DeepBrokenPart} = + unicode:characters_to_list(PartlyBroken,{utf16,big}), + BrokenPart = iolist_to_binary(DeepBrokenPart), + [ begin + NewList = lists:nthtail(X, OKList), + NewSz = byte_size(unicode:characters_to_binary(NewList,unicode,{utf16,big})) + + BrokenSz, + Chomped = binary:part(PartlyBroken,PBSz - NewSz, NewSz), + true = (binary:referenced_byte_size(Chomped) =:= PBSz), + {error,NewList,DeepBrokenPart2} = + unicode:characters_to_list(Chomped,{utf16,big}), + BrokenPart = iolist_to_binary(DeepBrokenPart2) + end || X <- lists:seq(1,OKLen) ] + end || N <- lists:seq(1,15) ], + ok. + +ex_binaries_errors_utf32_big(Config) when is_list(Config) -> + BrokenPart = << <<X:32/big>> || X <- lists:seq(16#DC00,16#DFFF) >>, + BrokenSz = byte_size(BrokenPart), + [ begin + OKList = lists:flatten(lists:duplicate(N,lists:seq(1,255))), + OKBin = unicode:characters_to_binary(OKList,unicode,{utf32,big}), + OKLen = length(OKList), + %% Copy to avoid that the binary get's writable + PartlyBroken = binary:copy(<<OKBin/binary, BrokenPart/binary>>), + PBSz = byte_size(PartlyBroken), + {error,OKList,DeepBrokenPart} = + unicode:characters_to_list(PartlyBroken,{utf32,big}), + BrokenPart = iolist_to_binary(DeepBrokenPart), + [ begin + NewList = lists:nthtail(X, OKList), + NewSz = byte_size(unicode:characters_to_binary(NewList,unicode,{utf32,big})) + + BrokenSz, + Chomped = binary:part(PartlyBroken,PBSz - NewSz, NewSz), + true = (binary:referenced_byte_size(Chomped) =:= PBSz), + {error,NewList,DeepBrokenPart2} = + unicode:characters_to_list(Chomped,{utf32,big}), + BrokenPart = iolist_to_binary(DeepBrokenPart2) + end || X <- lists:seq(1,OKLen) ] + end || N <- lists:seq(1,15) ], + ok. + +ex_binaries_errors_utf32_little(Config) when is_list(Config) -> + BrokenPart = << <<X:32/little>> || X <- lists:seq(16#DC00,16#DFFF) >>, + BrokenSz = byte_size(BrokenPart), + [ begin + OKList = lists:flatten(lists:duplicate(N,lists:seq(1,255))), + OKBin = unicode:characters_to_binary(OKList,unicode,{utf32,little}), + OKLen = length(OKList), + %% Copy to avoid that the binary get's writable + PartlyBroken = binary:copy(<<OKBin/binary, BrokenPart/binary>>), + PBSz = byte_size(PartlyBroken), + {error,OKList,DeepBrokenPart} = + unicode:characters_to_list(PartlyBroken,{utf32,little}), + BrokenPart = iolist_to_binary(DeepBrokenPart), + [ begin + NewList = lists:nthtail(X, OKList), + NewSz = byte_size(unicode:characters_to_binary(NewList,unicode,{utf32,little})) + + BrokenSz, + Chomped = binary:part(PartlyBroken,PBSz - NewSz, NewSz), + true = (binary:referenced_byte_size(Chomped) =:= PBSz), + {error,NewList,DeepBrokenPart2} = + unicode:characters_to_list(Chomped,{utf32,little}), + BrokenPart = iolist_to_binary(DeepBrokenPart2) + end || X <- lists:seq(1,OKLen) ] + end || N <- lists:seq(1,15) ], + ok. + exceptions(Config) when is_list(Config) -> |