add top of range checks

(cherry picked from commit 8d69e15988d160a8214d9003d0bfcdfb296bd6fe)

diff --git a/lib/dns/tests/rdata_test.c b/lib/dns/tests/rdata_test.c
index ad858c946665f1e0fe49d49c362506adc3e926a9..732a7bc44c3489ea2e587addfef2c42be33ad581 100644 (file)
--- a/lib/dns/tests/rdata_test.c
+++ b/lib/dns/tests/rdata_test.c
@@ -1633,6 +1633,10 @@ zonemd(void **state) {
                TEXT_INVALID("2019020700 0 0 "),
                TEXT_INVALID("2019020700 1 0 DEADBEEF"),
                TEXT_VALID("2019020700 2 0 DEADBEEF"),
+               TEXT_VALID("2019020700 255 0 DEADBEEF"),
+               TEXT_INVALID("2019020700 256 0 DEADBEEF"),
+               TEXT_VALID("2019020700 2 255 DEADBEEF"),
+               TEXT_INVALID("2019020700 2 256 DEADBEEF"),
                TEXT_VALID("2019020700 1 0 7162D2BB75C047A53DE98767C9192BEB"
                                          "14DB01E7E2267135DAF0230A 19BA4A31"
                                          "6AF6BF64AA5C7BAE24B2992850300509"),