src: allow for negative value in variable definitions

Extend test to cover for negative value in chain priority definition.

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

1 files changed, 13 insertions, 0 deletions

diff --git a/tests/shell/testcases/chains/dumps/0032priority_variable_0.nft b/tests/shell/testcases/chains/dumps/0032priority_variable_0.nft
new file mode 100644
index 00000000..1a1b0794
--- /dev/null
+++ b/tests/shell/testcases/chains/dumps/0032priority_variable_0.nft
@@ -0,0 +1,13 @@
+table inet global {
+	chain prerouting {
+		type filter hook prerouting priority filter + 10; policy accept;
+	}
+
+	chain forward {
+		type filter hook prerouting priority dstnat; policy accept;
+	}
+
+	chain postrouting {
+		type filter hook postrouting priority filter - 10; policy accept;
+	}
+}