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authorHans Bolinder <hasse@erlang.org>2013-02-13 12:33:31 +0100
committerHans Bolinder <hasse@erlang.org>2013-02-13 12:44:15 +0100
commit11a642476470712fee8d6f78424d56b8b6da92d7 (patch)
tree570f49144d47108fb24f076b2cb10ac37af01a96 /lib/stdlib/test
parentcd08400f92ec7672025bf39a458effcf33a423dc (diff)
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Extend ~ts to handle binaries with characters coded in ISO-latin-1
Make sure io_lib:fwrite() with a format string including "~ts" does not crash when given binaries that cannot be interpreted as UTF-8-encoded strings. We want to avoid crashes caused by excessive use of the 't' modifier.
Diffstat (limited to 'lib/stdlib/test')
-rw-r--r--lib/stdlib/test/io_SUITE.erl11
1 files changed, 9 insertions, 2 deletions
diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl
index 05009fa570..65a112c966 100644
--- a/lib/stdlib/test/io_SUITE.erl
+++ b/lib/stdlib/test/io_SUITE.erl
@@ -29,7 +29,7 @@
manpage/1, otp_6708/1, otp_7084/1, otp_7421/1,
io_lib_collect_line_3_wb/1, cr_whitespace_in_string/1,
io_fread_newlines/1, otp_8989/1, io_lib_fread_literal/1,
- io_lib_print_binary_depth_one/1, otp_10302/1]).
+ io_lib_print_binary_depth_one/1, otp_10302/1, otp_10836/1]).
%-define(debug, true).
@@ -65,7 +65,7 @@ all() ->
manpage, otp_6708, otp_7084, otp_7421,
io_lib_collect_line_3_wb, cr_whitespace_in_string,
io_fread_newlines, otp_8989, io_lib_fread_literal,
- io_lib_print_binary_depth_one, otp_10302].
+ io_lib_print_binary_depth_one, otp_10302, otp_10836].
groups() ->
[].
@@ -2078,3 +2078,10 @@ pretty(Term, Opts) when is_list(Opts) ->
is_latin1(S) ->
S >= 0 andalso S =< 255.
+
+otp_10836(doc) ->
+ "OTP-10836. ~ts extended to latin1";
+otp_10836(Suite) when is_list(Suite) ->
+ S = io_lib:format("~ts", [[<<"äpple"/utf8>>, <<"äpple">>]]),
+ "äppleäpple" = lists:flatten(S),
+ ok.