testsuite: Add a test for batch processing

Test that when a second or following command in a batch fails, tc
reports it correctly. This is a test for the previous patch.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/testsuite/tests/tc/batch.t b/testsuite/tests/tc/batch.t
new file mode 100755 (executable)
index 0000000..50e7ba3
--- /dev/null
+++ b/testsuite/tests/tc/batch.t
@@ -0,0 +1,23 @@
+#!/bin/sh
+. lib/generic.sh
+
+DEV="$(rand_dev)"
+ts_ip "$0" "Add $DEV dummy interface" link add dev $DEV type dummy
+ts_ip "$0" "Enable $DEV" link set $DEV up
+ts_tc "$0" "Add ingress qdisc" qdisc add dev $DEV clsact
+
+TMP="$(mktemp)"
+echo filt add dev $DEV ingress pref 1000 matchall action pass >> "$TMP"
+echo filt add dev $DEV ingress pref 1000 matchall action pass >> "$TMP"
+
+"$TC" -b "$TMP" 2> $STD_ERR > $STD_OUT
+if [ $? -eq 0 ]; then
+       ts_err "$0: batch passed when it should have failed"
+elif [ ! -s $STD_ERR ]; then
+       ts_err "$0: batch produced no error message"
+else
+       echo "$0: batch failed, as expected"
+fi
+
+rm "$TMP"
+ts_ip "$0" "Del $DEV dummy interface" link del dev $DEV