1 files changed, 57 insertions, 0 deletions
diff --git a/bin/tests/system/limits/tests.sh b/bin/tests/system/limits/tests.sh
new file mode 100644
index 0000000..f2cf0fb
--- /dev/null
+++ b/bin/tests/system/limits/tests.sh
@@ -0,0 +1,57 @@
+#!/bin/sh
+
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# SPDX-License-Identifier: MPL-2.0
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0.  If a copy of the MPL was not distributed with this
+# file, you can obtain one at https://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+set -e
+
+. ../conf.sh
+
+DIGOPTS="-p ${PORT}"
+
+status=0
+
+echo_i "1000 A records"
+$DIG $DIGOPTS +tcp +norec 1000.example. @10.53.0.1 a > dig.out.1000 || status=1
+# $DIG $DIGOPTS 1000.example. @10.53.0.1 a > knowngood.dig.out.1000
+digcomp knowngood.dig.out.1000 dig.out.1000 || status=1
+
+echo_i "2000 A records"
+$DIG $DIGOPTS +tcp +norec 2000.example. @10.53.0.1 a > dig.out.2000 || status=1
+# $DIG $DIGOPTS 2000.example. @10.53.0.1 a > knowngood.dig.out.2000
+digcomp knowngood.dig.out.2000 dig.out.2000 || status=1
+
+echo_i "3000 A records"
+$DIG $DIGOPTS +tcp +norec 3000.example. @10.53.0.1 a > dig.out.3000 || status=1
+# $DIG $DIGOPTS 3000.example. @10.53.0.1 a > knowngood.dig.out.3000
+digcomp knowngood.dig.out.3000 dig.out.3000 || status=1
+
+echo_i "4000 A records"
+$DIG $DIGOPTS +tcp +norec 4000.example. @10.53.0.1 a > dig.out.4000 || status=1
+# $DIG $DIGOPTS 4000.example. @10.53.0.1 a > knowngood.dig.out.4000
+digcomp knowngood.dig.out.4000 dig.out.4000 || status=1
+
+echo_i "exactly maximum rrset"
+$DIG $DIGOPTS +tcp +norec +noedns a-maximum-rrset.example. @10.53.0.1 a > dig.out.a-maximum-rrset \
+	|| status=1
+# $DIG $DIGOPTS a-maximum-rrset.example. @10.53.0.1 a > knowngood.dig.out.a-maximum-rrset
+digcomp knowngood.dig.out.a-maximum-rrset dig.out.a-maximum-rrset || status=1
+
+echo_i "exceed maximum rrset (5000 A records)"
+$DIG $DIGOPTS +tcp +norec +noadd 5000.example. @10.53.0.1 a > dig.out.exceed || status=1
+# Look for truncation bit (tc).
+grep 'flags: .*tc.*;' dig.out.exceed > /dev/null || {
+    echo_i "TC bit was not set"
+    status=1
+}
+
+echo_i "exit status: $status"
+[ $status -eq 0 ] || exit 1