3890. [bug] RRSIG sets that were not loaded in a single transaction

at start up where not being correctly added to
                        re-signing heaps.  [RT #36302]

(cherry picked from commit 63e1ac1e09)

bin/tests/system/dnssec/tests.sh

@@ -2459,5 +2459,13 @@ n=`expr $n + 1`
 if [ $ret != 0 ]; then echo "I:failed"; fi
 status=`expr $status + $ret`
 
+echo "I:check that split rrsigs are handled ($n)"
+ret=0
+$DIG $DIGOPTS split-rrsig soa @10.53.0.7 > dig.out.test$n || ret=1
+awk 'BEGIN { ok=0; } $4 == "SOA" { if ($7 > 1) ok=1; } END { if (!ok) exit(1); }' dig.out.test$n || ret=1 
+n=`expr $n + 1`
+if [ $ret != 0 ]; then echo "I:failed"; fi
+status=`expr $status + $ret`
+
 echo "I:exit status: $status"
 exit $status