1 files changed, 56 insertions, 0 deletions
diff --git a/tests/posixpipe.tests b/tests/posixpipe.tests
new file mode 100644
index 0000000..fa8febe
--- /dev/null
+++ b/tests/posixpipe.tests
@@ -0,0 +1,56 @@
+#   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/>.
+#
+# Test timed and negated pipelines in bash-4.2 and later
+export TIMEFORMAT=$'real %2R\nuser %2U\nsys %2S'
+
+!
+echo $?
+
+! !
+echo $?
+
+time ! echo a
+echo $?
+
+! time echo a
+echo $?
+
+tfunc()
+{
+	time
+}
+
+type tfunc
+
+! true
+echo $?
+! ! true
+echo $?
+! ! ! true
+echo $?
+
+time time echo a
+echo $?
+
+time time -p echo a
+echo $?
+time -p time echo a
+echo $?
+
+!
+echo $?
+! !
+echo $?
+
+time -p -- echo a