tests: shell: redefine and undefine

This tests cover the new redefine and undefine scripting feature.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/tests/shell/testcases/nft-f/0016redefines_1 b/tests/shell/testcases/nft-f/0016redefines_1
new file mode 100755 (executable)
index 0000000..da30360
--- /dev/null
+++ b/tests/shell/testcases/nft-f/0016redefines_1
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+set -e
+
+tmpfile=$(mktemp)
+if [ ! -w $tmpfile ] ; then
+       echo "Failed to create tmp file" >&2
+       exit 0
+fi
+
+trap "rm -rf $tmpfile" EXIT # cleanup if aborted
+
+echo "
+table ip x {
+        chain y {
+                define unused = 4.4.4.4
+                define address = { 1.1.1.1, 2.2.2.2 }
+                ip saddr $address
+                redefine address = { 3.3.3.3 }
+                ip saddr $address
+                undefine unused
+        }
+}" >> $tmpfile
+
+EXPECTED="table ip x {
+        chain y {
+                ip saddr { 1.1.1.1, 2.2.2.2 }
+                ip saddr { 3.3.3.3 }
+        }
+}"
+
+$NFT -f $tmpfile
+
+GET="$($NFT list ruleset)"
+
+if [ "$EXPECTED" != "$GET" ] ; then
+        DIFF="$(which diff)"
+        [ -x $DIFF ] && $DIFF -u <(echo "$EXPECTED") <(echo "$GET")
+        exit 1
+fi