1 files changed, 57 insertions, 0 deletions
diff --git a/tests/split/filter.sh b/tests/split/filter.sh
new file mode 100755
index 0000000..e4e4dca
--- /dev/null
+++ b/tests/split/filter.sh
@@ -0,0 +1,57 @@
+#!/bin/sh
+# Exercise split's new --filter option.
+
+# Copyright (C) 2011-2016 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=.}/tests/init.sh"; path_prepend_ ./src
+print_ver_ split
+xz --version || skip_ "xz (better than gzip/bzip2) required"
+
+for total_n_lines in 5 3000 20000; do
+  seq $total_n_lines > in || framework_failure_
+  for i in 2 51 598; do
+
+    # Don't create too many files/processes.
+    # Starting 10k (or even "only" 1500) processes would take a long time,
+    # and would provide little added benefit.
+    case $i:$total_n_lines in 2:5);; *) continue;; esac
+
+    split -l$i --filter='xz -1 > $FILE.xz' in out- || fail=1
+    xz -dc out-* > out || fail=1
+    compare in out || fail=1
+    rm -f out*
+  done
+  rm -f in
+done
+
+# Show how --elide-empty-files works with --filter:
+# split does not run the command (and effectively elides the file)
+# only when the output to that command would have been empty.
+split -e -n 10 --filter='xz > $FILE.xz' /dev/null || fail=1
+stat x?? 2>/dev/null && fail=1
+
+# Ensure this invalid combination is flagged
+returns_ 1 split -n 1/2 --filter='true' /dev/null 2>&1 || fail=1
+
+# Ensure SIGPIPEs sent by the children don't propagate back
+# where they would result in a non zero exit from split.
+yes | head -n200K | split -b1G --filter='head -c1 >/dev/null' || fail=1
+
+# Ensure that endless input is ignored when all filters finish
+timeout 10 yes | split --filter="head -c1 >/dev/null" -n r/1 || fail=1
+timeout 10 split --filter="head -c1 >/dev/null" -n 1 /dev/zero || fail=1
+
+Exit $fail