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diff --git a/tests/sys/netpfil/pf/route_to.sh b/tests/sys/netpfil/pf/route_to.sh
--- a/tests/sys/netpfil/pf/route_to.sh
+++ b/tests/sys/netpfil/pf/route_to.sh
@@ -309,6 +309,62 @@
pft_cleanup
}
+atf_test_case "dummynet" "cleanup"
+dummynet_head()
+{
+ atf_set descr 'Test that dummynet applies to route-to packets'
+ atf_set require.user root
+}
+
+dummynet_body()
+{
+ dummynet_init
+
+ epair_srv=$(vnet_mkepair)
+ epair_gw=$(vnet_mkepair)
+
+ vnet_mkjail srv ${epair_srv}a
+ jexec srv ifconfig ${epair_srv}a 192.0.2.1/24 up
+ jexec srv route add default 192.0.2.2
+
+ vnet_mkjail gw ${epair_srv}b ${epair_gw}a
+ jexec gw ifconfig ${epair_srv}b 192.0.2.2/24 up
+ jexec gw ifconfig ${epair_gw}a 198.51.100.1/24 up
+ jexec gw sysctl net.inet.ip.forwarding=1
+
+ ifconfig ${epair_gw}b 198.51.100.2/24 up
+ route add -net 192.0.2.0/24 198.51.100.1
+
+ # Sanity check
+ atf_check -s exit:0 -o ignore ping -c 1 -t 1 192.0.2.1
+
+ jexec gw dnctl pipe 1 config delay 1200
+ pft_set_rules gw \
+ "pass out route-to (${epair_srv}b 192.0.2.1) to 192.0.2.1 dnpipe 1"
+ jexec gw pfctl -e
+
+ # The ping request will pass, but take 1.2 seconds
+ # So this works:
+ atf_check -s exit:0 -o ignore ping -c 1 192.0.2.1
+ # But this times out:
+ atf_check -s exit:2 -o ignore ping -c 1 -t 1 192.0.2.1
+
+ # return path dummynet
+ pft_set_rules gw \
+ "pass out route-to (${epair_srv}b 192.0.2.1) to 192.0.2.1 dnpipe (0, 1)"
+
+ # The ping request will pass, but take 1.2 seconds
+ # So this works:
+ atf_check -s exit:0 -o ignore ping -c 1 192.0.2.1
+ # But this times out:
+ atf_check -s exit:2 -o ignore ping -c 1 -t 1 192.0.2.1
+}
+
+dummynet_cleanup()
+{
+ pft_cleanup
+}
+
atf_init_test_cases()
{
atf_add_test_case "v4"
@@ -316,4 +372,5 @@
atf_add_test_case "multiwan"
atf_add_test_case "multiwanlocal"
atf_add_test_case "icmp_nat"
+ atf_add_test_case "dummynet"
}

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