tests: Add test cases for nested anonymous sets

This makes sure nesting of anonymous sets works regardless of whether
defines are used or not. As a side-effect, it also checks that overlap
checking when IP address prefixes are used, works.

Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 46 insertions, 0 deletions

diff --git a/tests/shell/testcases/sets/0021nesting_0 b/tests/shell/testcases/sets/0021nesting_0
new file mode 100755
index 00000000..3bcb6147
--- /dev/null
+++ b/tests/shell/testcases/sets/0021nesting_0
@@ -0,0 +1,46 @@
+#!/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
+
+RULESET='
+define set1 = {
+	2.2.2.0/24,
+}
+define set2 = {
+	$set1,
+	1.1.1.0/24
+}
+table ip x {
+	chain y {
+		ip saddr { 3.3.3.0/24, $set2 }
+	}
+}'
+
+echo "$RULESET" > $tmpfile
+$NFT -f $tmpfile
+if [ $? -ne 0 ] ; then
+        echo "E: unable to load ruleset" >&2
+        exit 1
+fi
+
+EXPECTED="table ip x {
+	chain y {
+		ip saddr { 1.1.1.0/24, 2.2.2.0/24, 3.3.3.0/24}
+	}
+}"
+
+GET="$($NFT list ruleset)"
+
+if [ "$EXPECTED" != "$GET" ] ; then
+	DIFF="$(which diff)"
+	[ -x $DIFF ] && $DIFF -u <(echo "$EXPECTED") <(echo "$GET")
+	exit 1
+fi