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authorVlad Dumitrescu <[email protected]>2015-03-12 23:04:30 +0100
committerVlad Dumitrescu <[email protected]>2015-03-12 23:04:30 +0100
commit65d41cb6c514308ab11645dc2d0842d4f6b629a4 (patch)
tree415ffb892239c26a317e2ac96743e6771d39ebe4 /lib/eunit
parentbcf520a6aeb5ff4423ade377e38269383b52e8f7 (diff)
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OTP-11660: make eunit unicode safe
All output from eunit is unicode, including the surefire XML files.
Diffstat (limited to 'lib/eunit')
-rw-r--r--lib/eunit/include/eunit.hrl6
-rw-r--r--lib/eunit/src/eunit.erl2
-rw-r--r--lib/eunit/src/eunit_data.erl2
-rw-r--r--lib/eunit/src/eunit_internal.hrl4
-rw-r--r--lib/eunit/src/eunit_lib.erl42
-rw-r--r--lib/eunit/src/eunit_proc.erl7
-rw-r--r--lib/eunit/src/eunit_surefire.erl27
-rw-r--r--lib/eunit/src/eunit_tty.erl24
-rw-r--r--lib/eunit/test/Makefile4
-rw-r--r--lib/eunit/test/eunit_SUITE.erl38
-rw-r--r--lib/eunit/test/tlatin.erl15
-rw-r--r--lib/eunit/test/tutf8.erl15
12 files changed, 124 insertions, 62 deletions
diff --git a/lib/eunit/include/eunit.hrl b/lib/eunit/include/eunit.hrl
index 9e8d34567a..53d291430d 100644
--- a/lib/eunit/include/eunit.hrl
+++ b/lib/eunit/include/eunit.hrl
@@ -414,7 +414,7 @@
-else.
-define(debugMsg(S),
begin
- io:fwrite(user, <<"~s:~w:~w: ~s\n">>,
+ io:fwrite(user, <<"~ts:~w:~w: ~ts\n">>,
[?FILE, ?LINE, self(), S]),
ok
end).
@@ -423,7 +423,7 @@
-define(debugVal(E),
begin
((fun (__V) ->
- ?debugFmt(<<"~s = ~P">>, [(??E), __V, 15]),
+ ?debugFmt(<<"~ts = ~tP">>, [(??E), __V, 15]),
__V
end)(E))
end).
@@ -433,7 +433,7 @@
{__T0, _} = statistics(wall_clock),
__V = (E),
{__T1, _} = statistics(wall_clock),
- ?debugFmt(<<"~s: ~.3f s">>, [(S), (__T1-__T0)/1000]),
+ ?debugFmt(<<"~ts: ~.3f s">>, [(S), (__T1-__T0)/1000]),
__V
end)())
end).
diff --git a/lib/eunit/src/eunit.erl b/lib/eunit/src/eunit.erl
index 9c589dfa86..fbfd123c43 100644
--- a/lib/eunit/src/eunit.erl
+++ b/lib/eunit/src/eunit.erl
@@ -231,7 +231,7 @@ event_logger(LogFile) ->
event_logger_loop(Reference, FD) ->
receive
{status, _Id, _Info}=Msg ->
- io:fwrite(FD, "~p.\n", [Msg]),
+ io:fwrite(FD, "~tp.\n", [Msg]),
event_logger_loop(Reference, FD);
{stop, Reference, _ReplyTo} ->
%% no need to reply, just exit
diff --git a/lib/eunit/src/eunit_data.erl b/lib/eunit/src/eunit_data.erl
index cbbc6fbc15..8b53a3681d 100644
--- a/lib/eunit/src/eunit_data.erl
+++ b/lib/eunit/src/eunit_data.erl
@@ -391,7 +391,7 @@ parse({with, X, As}=T) when is_list(As) ->
parse({S, T1} = T) when is_list(S) ->
case eunit_lib:is_string(S) of
true ->
- group(#group{tests = T1, desc = list_to_binary(S)});
+ group(#group{tests = T1, desc = unicode:characters_to_binary(S)});
false ->
bad_test(T)
end;
diff --git a/lib/eunit/src/eunit_internal.hrl b/lib/eunit/src/eunit_internal.hrl
index 92694ec39b..8e1e27811f 100644
--- a/lib/eunit/src/eunit_internal.hrl
+++ b/lib/eunit/src/eunit_internal.hrl
@@ -14,8 +14,8 @@
-define(DEFAULT_MODULE_WRAPPER_NAME, eunit_wrapper_).
-ifdef(DEBUG).
--define(debugmsg(S),io:fwrite("\n* ~s: ~s\n", [?MODULE,S])).
--define(debugmsg1(S,As),io:fwrite("\n* ~s: " ++ S ++ "\n", [?MODULE] ++ As)).
+-define(debugmsg(S),io:fwrite("\n* ~ts: ~ts\n", [?MODULE,S])).
+-define(debugmsg1(S,As),io:fwrite("\n* ~ts: " ++ S ++ "\n", [?MODULE] ++ As)).
-else.
-define(debugmsg(S),ok).
-define(debugmsg1(S,As),ok).
diff --git a/lib/eunit/src/eunit_lib.erl b/lib/eunit/src/eunit_lib.erl
index 40bae93298..d8f98cffa5 100644
--- a/lib/eunit/src/eunit_lib.erl
+++ b/lib/eunit/src/eunit_lib.erl
@@ -57,7 +57,7 @@ format_exception({Class,Term,Trace}, Depth)
when is_atom(Class), is_list(Trace) ->
case is_stacktrace(Trace) of
true ->
- io_lib:format("~s**~w:~s",
+ io_lib:format("~ts**~w:~ts",
[format_stacktrace(Trace), Class,
format_term(Term, Depth)]);
false ->
@@ -67,11 +67,11 @@ format_exception(Term, Depth) ->
format_term(Term, Depth).
format_term(Term, Depth) ->
- io_lib:format("~P\n", [Term, Depth]).
+ io_lib:format("~tP\n", [Term, Depth]).
format_exit_term(Term) ->
{Reason, Trace} = analyze_exit_term(Term),
- io_lib:format("~P~s", [Reason, 15, Trace]).
+ io_lib:format("~tP~ts", [Reason, 15, Trace]).
analyze_exit_term({Reason, [_|_]=Trace}=Term) ->
case is_stacktrace(Trace) of
@@ -102,7 +102,7 @@ format_stacktrace(Trace) ->
format_stacktrace(Trace, "in function", "in call from").
format_stacktrace([{M,F,A,L}|Fs], Pre, Pre1) when is_integer(A) ->
- [io_lib:fwrite("~s ~w:~w/~w~s\n",
+ [io_lib:fwrite("~ts ~w:~w/~w~ts\n",
[Pre, M, F, A, format_stacktrace_location(L)])
| format_stacktrace(Fs, Pre1, Pre1)];
format_stacktrace([{M,F,As,L}|Fs], Pre, Pre1) when is_list(As) ->
@@ -110,15 +110,15 @@ format_stacktrace([{M,F,As,L}|Fs], Pre, Pre1) when is_list(As) ->
C = case is_op(M,F,A) of
true when A =:= 1 ->
[A1] = As,
- io_lib:fwrite("~s ~s", [F,format_arg(A1)]);
+ io_lib:fwrite("~ts ~ts", [F,format_arg(A1)]);
true when A =:= 2 ->
[A1, A2] = As,
- io_lib:fwrite("~s ~s ~s",
+ io_lib:fwrite("~ts ~ts ~ts",
[format_arg(A1),F,format_arg(A2)]);
false ->
- io_lib:fwrite("~w(~s)", [F,format_arglist(As)])
+ io_lib:fwrite("~w(~ts)", [F,format_arglist(As)])
end,
- [io_lib:fwrite("~s ~w:~w/~w~s\n called as ~s\n",
+ [io_lib:fwrite("~ts ~w:~w/~w~ts\n called as ~ts\n",
[Pre,M,F,A,format_stacktrace_location(L),C])
| format_stacktrace(Fs,Pre1,Pre1)];
format_stacktrace([{M,F,As}|Fs], Pre, Pre1) ->
@@ -130,18 +130,18 @@ format_stacktrace_location(Location) ->
File = proplists:get_value(file, Location),
Line = proplists:get_value(line, Location),
if File =/= undefined, Line =/= undefined ->
- io_lib:format(" (~s, line ~w)", [File, Line]);
+ io_lib:format(" (~ts, line ~w)", [File, Line]);
true ->
""
end.
format_arg(A) ->
- io_lib:format("~P",[A,15]).
+ io_lib:format("~tP",[A,15]).
format_arglist([A]) ->
format_arg(A);
format_arglist([A|As]) ->
- [io_lib:format("~P,",[A,15]) | format_arglist(As)];
+ [io_lib:format("~tP,",[A,15]) | format_arglist(As)];
format_arglist([]) ->
"".
@@ -155,41 +155,41 @@ is_op(_M, _F, _A) ->
false.
format_error({bad_test, Term}) ->
- error_msg("bad test descriptor", "~P", [Term, 15]);
+ error_msg("bad test descriptor", "~tP", [Term, 15]);
format_error({bad_generator, {{M,F,A}, Term}}) ->
error_msg(io_lib:format("result from generator ~w:~w/~w is not a test",
[M,F,A]),
- "~P", [Term, 15]);
+ "~tP", [Term, 15]);
format_error({generator_failed, {{M,F,A}, Exception}}) ->
error_msg(io_lib:format("test generator ~w:~w/~w failed",[M,F,A]),
- "~s", [format_exception(Exception)]);
+ "~ts", [format_exception(Exception)]);
format_error({no_such_function, {M,F,A}})
when is_atom(M), is_atom(F), is_integer(A) ->
error_msg(io_lib:format("no such function: ~w:~w/~w", [M,F,A]),
"", []);
format_error({module_not_found, M}) ->
- error_msg("test module not found", "~p", [M]);
+ error_msg("test module not found", "~tp", [M]);
format_error({application_not_found, A}) when is_atom(A) ->
error_msg("application not found", "~w", [A]);
format_error({file_read_error, {_R, Msg, F}}) ->
- error_msg("error reading file", "~s: ~s", [Msg, F]);
+ error_msg("error reading file", "~ts: ~ts", [Msg, F]);
format_error({setup_failed, Exception}) ->
- error_msg("context setup failed", "~s",
+ error_msg("context setup failed", "~ts",
[format_exception(Exception)]);
format_error({cleanup_failed, Exception}) ->
- error_msg("context cleanup failed", "~s",
+ error_msg("context cleanup failed", "~ts",
[format_exception(Exception)]);
format_error({{bad_instantiator, {{M,F,A}, Term}}, _DummyException}) ->
error_msg(io_lib:format("result from instantiator ~w:~w/~w is not a test",
[M,F,A]),
- "~P", [Term, 15]);
+ "~tP", [Term, 15]);
format_error({instantiation_failed, Exception}) ->
- error_msg("instantiation of subtests failed", "~s",
+ error_msg("instantiation of subtests failed", "~ts",
[format_exception(Exception)]).
error_msg(Title, Fmt, Args) ->
Msg = io_lib:format("**"++Fmt, Args), % gets indentation right
- io_lib:fwrite("*** ~s ***\n~s\n\n", [Title, Msg]).
+ io_lib:fwrite("*** ~ts ***\n~ts\n\n", [Title, Msg]).
-ifdef(TEST).
format_exception_test_() ->
diff --git a/lib/eunit/src/eunit_proc.erl b/lib/eunit/src/eunit_proc.erl
index 03d1a18321..98ae31d54b 100644
--- a/lib/eunit/src/eunit_proc.erl
+++ b/lib/eunit/src/eunit_proc.erl
@@ -230,7 +230,7 @@ insulator_wait(Child, Parent, Buf, St) ->
message_super(Id, {progress, 'begin', {Type, Data}}, St),
insulator_wait(Child, Parent, [[] | Buf], St);
{child, Child, Id, {'end', Status, Time}} ->
- Data = [{time, Time}, {output, buffer_to_binary(hd(Buf))}],
+ Data = [{time, Time}, {output, lists:reverse(hd(Buf))}],
message_super(Id, {progress, 'end', {Status, Data}}, St),
insulator_wait(Child, Parent, tl(Buf), St);
{child, Child, Id, {skipped, Reason}} ->
@@ -272,9 +272,6 @@ kill_task(Child, St) ->
exit(Child, kill),
terminate_insulator(St).
-buffer_to_binary([B]) when is_binary(B) -> B; % avoid unnecessary copying
-buffer_to_binary(Buf) -> list_to_binary(lists:reverse(Buf)).
-
%% Unlinking before exit avoids polluting the parent process with exit
%% signals from the insulator. The child process is already dead here.
@@ -597,7 +594,7 @@ group_leader_loop(Runner, Wait, Buf) ->
%% no more messages and nothing to wait for; we ought to
%% have collected all immediately pending output now
process_flag(priority, normal),
- Runner ! {self(), buffer_to_binary(Buf)}
+ Runner ! {self(), lists:reverse(Buf)}
end.
group_leader_sync(G) ->
diff --git a/lib/eunit/src/eunit_surefire.erl b/lib/eunit/src/eunit_surefire.erl
index 2d1f0b1497..d6684f33cb 100644
--- a/lib/eunit/src/eunit_surefire.erl
+++ b/lib/eunit/src/eunit_surefire.erl
@@ -206,6 +206,7 @@ handle_cancel(test, Data, St) ->
format_name({Module, Function, Arity}, Line) ->
lists:flatten([atom_to_list(Module), ":", atom_to_list(Function), "/",
integer_to_list(Arity), "_", integer_to_list(Line)]).
+
format_desc(undefined) ->
"";
format_desc(Desc) when is_binary(Desc) ->
@@ -279,7 +280,7 @@ write_report_to(TestSuite, FileDescriptor) ->
%% Write the XML header.
%% ----------------------------------------------------------------------------
write_header(FileDescriptor) ->
- file:write(FileDescriptor, [<<"<?xml version=\"1.0\" encoding=\"UTF-8\" ?>">>, ?NEWLINE]).
+ io:format(FileDescriptor, "~ts~ts", [<<"<?xml version=\"1.0\" encoding=\"UTF-8\" ?>">>, ?NEWLINE]).
%% ----------------------------------------------------------------------------
%% Write the testsuite start tag, with attributes describing the statistics
@@ -303,7 +304,7 @@ write_start_tag(
<<"\" time=\"">>, format_time(Time),
<<"\" name=\"">>, escape_attr(Name),
<<"\">">>, ?NEWLINE],
- file:write(FileDescriptor, StartTag).
+ io:format(FileDescriptor, "~ts", [StartTag]).
%% ----------------------------------------------------------------------------
%% Recursive function to write the test cases.
@@ -317,7 +318,7 @@ write_testcases([TestCase| Tail], FileDescriptor) ->
%% Write the testsuite end tag.
%% ----------------------------------------------------------------------------
write_end_tag(FileDescriptor) ->
- file:write(FileDescriptor, [<<"</testsuite>">>, ?NEWLINE]).
+ io:format(FileDescriptor, "~ts~ts", [<<"</testsuite>">>, ?NEWLINE]).
%% ----------------------------------------------------------------------------
%% Write a test case, as a testcase tag.
@@ -344,7 +345,7 @@ write_testcase(
{ok, <<>>} -> [<<"/>">>, ?NEWLINE];
_ -> [<<">">>, ?NEWLINE, format_testcase_result(Result), format_testcase_output(Output), ?INDENT, <<"</testcase>">>, ?NEWLINE]
end,
- file:write(FileDescriptor, [StartTag, ContentAndEndTag]).
+ io:format(FileDescriptor, "~ts~ts", [StartTag, ContentAndEndTag]).
%% ----------------------------------------------------------------------------
%% Format the result of the test.
@@ -427,7 +428,7 @@ escape_suitename([Char | Tail], Acc) -> escape_suitename(Tail, [Char | Acc]).
%% Replace < with &lt;, > with &gt; and & with &amp;
%% ----------------------------------------------------------------------------
escape_text(Text) when is_binary(Text) -> escape_text(binary_to_list(Text));
-escape_text(Text) -> escape_xml(lists:flatten(Text), [], false).
+escape_text(Text) -> escape_xml(to_utf8(lists:flatten(Text)), [], false).
%% ----------------------------------------------------------------------------
@@ -435,7 +436,7 @@ escape_text(Text) -> escape_xml(lists:flatten(Text), [], false).
%% Replace < with &lt;, > with &gt; and & with &amp;
%% ----------------------------------------------------------------------------
escape_attr(Text) when is_binary(Text) -> escape_attr(binary_to_list(Text));
-escape_attr(Text) -> escape_xml(lists:flatten(Text), [], true).
+escape_attr(Text) -> escape_xml(to_utf8(lists:flatten(Text)), [], true).
escape_xml([], Acc, _ForAttr) -> lists:reverse(Acc);
escape_xml([$< | Tail], Acc, ForAttr) -> escape_xml(Tail, [$;, $t, $l, $& | Acc], ForAttr);
@@ -443,3 +444,17 @@ escape_xml([$> | Tail], Acc, ForAttr) -> escape_xml(Tail, [$;, $t, $g, $& | Acc]
escape_xml([$& | Tail], Acc, ForAttr) -> escape_xml(Tail, [$;, $p, $m, $a, $& | Acc], ForAttr);
escape_xml([$" | Tail], Acc, true) -> escape_xml(Tail, [$;, $t, $o, $u, $q, $& | Acc], true); % "
escape_xml([Char | Tail], Acc, ForAttr) when is_integer(Char) -> escape_xml(Tail, [Char | Acc], ForAttr).
+
+%% the input may be utf8 or latin1; the resulting list is unicode
+to_utf8(Desc) when is_binary(Desc) ->
+ case unicode:characters_to_list(Desc) of
+ {_,_,_} -> unicode:characters_to_list(Desc, latin1);
+ X -> X
+ end;
+to_utf8(Desc) when is_list(Desc) ->
+ try
+ to_utf8(list_to_binary(Desc))
+ catch
+ _:_ ->
+ Desc
+ end.
diff --git a/lib/eunit/src/eunit_tty.erl b/lib/eunit/src/eunit_tty.erl
index f21b2da3d3..699d2adaca 100644
--- a/lib/eunit/src/eunit_tty.erl
+++ b/lib/eunit/src/eunit_tty.erl
@@ -83,7 +83,7 @@ terminate({ok, Data}, St) ->
sync_end(error)
end;
terminate({error, Reason}, _St) ->
- fwrite("Internal error: ~P.\n", [Reason, 25]),
+ fwrite("Internal error: ~tP.\n", [Reason, 25]),
sync_end(error).
sync_end(Result) ->
@@ -177,7 +177,7 @@ indent(_N) ->
print_group_start(I, Desc) ->
indent(I),
- fwrite("~s\n", [Desc]).
+ fwrite("~ts\n", [Desc]).
print_group_end(I, Time) ->
if Time > 0 ->
@@ -195,13 +195,13 @@ print_test_begin(I, Data) ->
true -> io_lib:fwrite("~w:", [Line])
end,
D = if Desc =:= "" ; Desc =:= undefined -> "";
- true -> io_lib:fwrite(" (~s)", [Desc])
+ true -> io_lib:fwrite(" (~ts)", [Desc])
end,
case proplists:get_value(source, Data) of
{Module, Name, _Arity} ->
- fwrite("~s:~s ~s~s...", [Module, L, Name, D]);
+ fwrite("~ts:~ts ~ts~ts...", [Module, L, Name, D]);
_ ->
- fwrite("~s~s...", [L, D])
+ fwrite("~ts~ts...", [L, D])
end.
print_test_end(Data) ->
@@ -209,21 +209,21 @@ print_test_end(Data) ->
T = if Time > 0 -> io_lib:fwrite("[~.3f s] ", [Time/1000]);
true -> ""
end,
- fwrite("~sok\n", [T]).
+ fwrite("~tsok\n", [T]).
print_test_error({error, Exception}, Data) ->
Output = proplists:get_value(output, Data),
- fwrite("*failed*\n~s", [eunit_lib:format_exception(Exception)]),
+ fwrite("*failed*\n~ts", [eunit_lib:format_exception(Exception)]),
case Output of
<<>> ->
fwrite("\n\n");
<<Text:800/binary, _:1/binary, _/binary>> ->
- fwrite(" output:<<\"~s\">>...\n\n", [Text]);
+ fwrite(" output:<<\"~ts\">>...\n\n", [Text]);
_ ->
- fwrite(" output:<<\"~s\">>\n\n", [Output])
+ fwrite(" output:<<\"~ts\">>\n\n", [Output])
end;
print_test_error({skipped, Reason}, _) ->
- fwrite("*did not run*\n::~s\n", [format_skipped(Reason)]).
+ fwrite("*did not run*\n::~ts\n", [format_skipped(Reason)]).
format_skipped({module_not_found, M}) ->
io_lib:fwrite("missing module: ~w", [M]);
@@ -244,12 +244,12 @@ format_cancel(undefined) ->
format_cancel(timeout) ->
"*timed out*\n";
format_cancel({startup, Reason}) ->
- io_lib:fwrite("*could not start test process*\n::~P\n\n",
+ io_lib:fwrite("*could not start test process*\n::~tP\n\n",
[Reason, 15]);
format_cancel({blame, _SubId}) ->
"*cancelled because of subtask*\n";
format_cancel({exit, Reason}) ->
- io_lib:fwrite("*unexpected termination of test process*\n::~P\n\n",
+ io_lib:fwrite("*unexpected termination of test process*\n::~tP\n\n",
[Reason, 15]);
format_cancel({abort, Reason}) ->
eunit_lib:format_error(Reason).
diff --git a/lib/eunit/test/Makefile b/lib/eunit/test/Makefile
index e4ddf4e42c..b0dde64c67 100644
--- a/lib/eunit/test/Makefile
+++ b/lib/eunit/test/Makefile
@@ -20,7 +20,9 @@ include $(ERL_TOP)/make/target.mk
include $(ERL_TOP)/make/$(TARGET)/otp.mk
MODULES = \
- eunit_SUITE
+ eunit_SUITE \
+ tlatin \
+ tutf8
ERL_FILES= $(MODULES:%=%.erl)
diff --git a/lib/eunit/test/eunit_SUITE.erl b/lib/eunit/test/eunit_SUITE.erl
index d13dc73923..2ac6fafe5d 100644
--- a/lib/eunit/test/eunit_SUITE.erl
+++ b/lib/eunit/test/eunit_SUITE.erl
@@ -1,35 +1,35 @@
%%
%% %CopyrightBegin%
-%%
+%%
%% Copyright Ericsson AB 2010-2011. 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
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
-module(eunit_SUITE).
--export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
+-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
- app_test/1,appup_test/1,eunit_test/1]).
-
+ app_test/1,appup_test/1,eunit_test/1,surefire_utf8_test/1,surefire_latin_test/1]).
+
-include_lib("common_test/include/ct.hrl").
suite() -> [{ct_hooks,[ts_install_cth]}].
-all() ->
- [app_test, appup_test, eunit_test].
+all() ->
+ [app_test, appup_test, eunit_test, surefire_utf8_test, surefire_latin_test].
-groups() ->
+groups() ->
[].
init_per_suite(Config) ->
@@ -54,3 +54,21 @@ eunit_test(Config) when is_list(Config) ->
ok = file:set_cwd(code:lib_dir(eunit)),
ok = eunit:test(eunit).
+surefire_latin_test(Config) when is_list(Config) ->
+ ok = file:set_cwd(proplists:get_value(priv_dir, Config, ".")),
+ check_surefire(tlatin),
+ ok.
+
+surefire_utf8_test(Config) when is_list(Config) ->
+ ok = file:set_cwd(proplists:get_value(priv_dir, Config, ".")),
+ check_surefire(tutf8),
+ ok.
+
+check_surefire(Module) ->
+ File = "TEST-"++atom_to_list(Module)++".xml",
+ file:delete(File),
+ % ignore test result, some fail on purpose
+ eunit:test(Module, [{report,{eunit_surefire,[{dir,"."}]}}]),
+ {ok, Bin} = file:read_file(File),
+ [_|_] = unicode:characters_to_list(Bin, unicode),
+ ok. \ No newline at end of file
diff --git a/lib/eunit/test/tlatin.erl b/lib/eunit/test/tlatin.erl
new file mode 100644
index 0000000000..a42e67d581
--- /dev/null
+++ b/lib/eunit/test/tlatin.erl
@@ -0,0 +1,15 @@
+% coding: latin-1
+
+-module(tlatin).
+
+-include_lib("eunit/include/eunit.hrl").
+
+'foo_�_test_'() ->
+ [
+ {"1�1", fun() -> io:format("1�1 ~s ~w",[<<"a�">>, 'Z�k']), io:format([128,64,255,255]), ?assert("g�"=="g�") end}
+ ,{<<"2�2">>, fun() -> io:format("2�2 ~s",[<<"b�">>]), io:format([128,64]), ?assert("g�"=="g�") end}
+ ,{<<"3�3"/utf8>>, fun() -> io:format("3�3 ~ts",[<<"c�"/utf8>>]), io:format([128,64]), ?assert("g�"=="g�") end}
+ ,{"1�1", fun() -> io:format("1�1 ~s ~w",[<<"a�">>,'Zb�d']), io:format([128,64,255,255]), ?assert("w�"=="w�") end}
+ ,{<<"2�2">>, fun() -> io:format("2�2 ~s",[<<"b�">>]), io:format([128,64]), ?assert("w�"=="w�") end}
+ ,{<<"3�3"/utf8>>, fun() -> io:format("3�3 ~ts",[<<"c�"/utf8>>]), io:format([128,64]), ?assert("w�"=="w�") end}
+ ].
diff --git a/lib/eunit/test/tutf8.erl b/lib/eunit/test/tutf8.erl
new file mode 100644
index 0000000000..c902f3ad18
--- /dev/null
+++ b/lib/eunit/test/tutf8.erl
@@ -0,0 +1,15 @@
+%% coding: utf-8
+
+-module(tutf8).
+
+-include_lib("eunit/include/eunit.hrl").
+
+'foo_ö_test_'() ->
+ [
+ {"1ö汉1", fun() -> io:format("1å汉1 ~s ~w",[<<"aö汉">>, 'Zök']), io:format([128,64,255,255]), ?assert("gö汉"=="gö汉") end}
+ ,{<<"2ö汉2">>, fun() -> io:format("2å汉2 ~s",[<<"bö汉">>]), io:format([128,64]), ?assert("gö汉"=="gö汉") end}
+ ,{<<"3ö汉3"/utf8>>, fun() -> io:format("3å汉3 ~ts",[<<"cö汉"/utf8>>]), io:format([128,64]), ?assert("gö汉"=="gö汉") end}
+ ,{"1ä汉1", fun() -> io:format("1ä汉1 ~s ~w",[<<"aä汉">>, 'Zbäd']), io:format([128,64,255,255]), ?assert("wå汉"=="wä汉") end}
+ ,{<<"2ä汉2">>, fun() -> io:format("2ä汉2 ~s",[<<"bä汉">>]), io:format([128,64]), ?assert("wå汉"=="wä汉") end}
+ ,{<<"3ä汉"/utf8>>, fun() -> io:format("3ä汉3 ~ts",[<<"cä汉"/utf8>>]), io:format([128,64]), ?assert("wå汉"=="wä汉") end}
+ ].