tests: add a test for today's uniq bug

* tests/misc/uniq-perf: New file.
* tests/Makefile.am (TESTS): Add it.

2 files changed, 26 insertions, 0 deletions

diff --git a/tests/Makefile.am b/tests/Makefile.am
index a5dbd3e05..1e4e3009f 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -286,6 +286,7 @@ TESTS =						\
   misc/tty-eof					\
   misc/unexpand					\
   misc/uniq					\
+  misc/uniq-perf				\
   misc/xattr					\
   tail-2/wait					\
   chmod/c-option				\
diff --git a/tests/misc/uniq-perf b/tests/misc/uniq-perf
new file mode 100755
index 000000000..f000e76e6
--- /dev/null
+++ b/tests/misc/uniq-perf
@@ -0,0 +1,25 @@
+#!/bin/sh
+# before coreutils-8.10, seq 100000|uniq -f 10000000000 would run for days
+
+# Copyright (C) 2011 Free Software Foundation, Inc.
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+. "${srcdir=.}/init.sh"; path_prepend_ ../src
+print_ver_ uniq
+
+seq 100 > in || fail=1
+timeout 1 uniq -f 10000000000 in || fail=1
+
+Exit $fail