tools: Fix a bug adding multiple modules to an Xref server

The bug when introduced in OTP-19.0.

Optimize adding multiple modules to an Xref server

1 files changed, 15 insertions, 2 deletions

diff --git a/lib/tools/test/xref_SUITE.erl b/lib/tools/test/xref_SUITE.erl
index ce30fb711a..01dbac6ecb 100644
--- a/lib/tools/test/xref_SUITE.erl
+++ b/lib/tools/test/xref_SUITE.erl
@@ -50,7 +50,7 @@
 
 -export([analyze/1, basic/1, md/1, q/1, variables/1, unused_locals/1]).
 
--export([format_error/1, otp_7423/1, otp_7831/1, otp_10192/1]).
+-export([format_error/1, otp_7423/1, otp_7831/1, otp_10192/1, otp_13708/1]).
 
 -import(lists, [append/2, flatten/1, keysearch/3, member/2, sort/1, usort/1]).
 
@@ -82,7 +82,7 @@ groups() ->
        fun_mfa_r14, fun_mfa_vars, qlc]},
      {analyses, [],
       [analyze, basic, md, q, variables, unused_locals]},
-     {misc, [], [format_error, otp_7423, otp_7831, otp_10192]}].
+     {misc, [], [format_error, otp_7423, otp_7831, otp_10192, otp_13708]}].
 
 
 init_per_suite(Conf) when is_list(Conf) ->
@@ -2393,6 +2393,19 @@ otp_10192(Conf) when is_list(Conf) ->
     xref:stop(s),
     ok.
 
+%% OTP-10192. Allow filenames with character codes greater than 126.
+otp_13708(Conf) when is_list(Conf) ->
+    {ok, _} = start(s),
+    ok = xref:set_default(s, [{verbose, true}]),
+    {ok, []} = xref:q(s,"E"),
+    xref:stop(s),
+
+    CopyDir = ?copydir,
+    Dir = fname(CopyDir,"lib_test"),
+    {ok, _} = start(s),
+    ok = xref:set_library_path(s, [Dir], [{verbose, true}]),
+    xref:stop(s).
+
 %%%
 %%% Utilities
 %%%