extensions: libxt_NFLOG: add unit test to cover nflog-size with zero

"--nflog-size 0" is valid and we must display it appropriately.

Suggested-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Liping Zhang <liping.zhang@spreadtrum.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/extensions/libxt_NFLOG.t b/extensions/libxt_NFLOG.t
index 78076b5681f5be4bf55aced171504780cff7a0a2..933fa22160e59e01916d45cadb236108eb6e075c 100644 (file)
--- a/extensions/libxt_NFLOG.t
+++ b/extensions/libxt_NFLOG.t
@@ -7,6 +7,7 @@
 -j NFLOG --nflog-range 4294967295;=;OK
 -j NFLOG --nflog-range 4294967296;;FAIL
 -j NFLOG --nflog-range -1;;FAIL
+-j NFLOG --nflog-size 0;=;OK
 -j NFLOG --nflog-size 1;=;OK
 -j NFLOG --nflog-size 4294967295;=;OK
 -j NFLOG --nflog-size 4294967296;;FAIL