test: add 125-packetloss test

test/simulation/125-packetloss

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+. ./test.common
+
+test_start "packet loss"
+
+# Drop 33% of packets by default and 100% on the 3->1 path
+base_delay=$(cat <<-EOF | tr -d '\n'
+  (+ 1e-4
+     (* -1 (equal 0.33 (uniform) 1.0))
+     (* -1 (equal 0.1 from 3) (equal 0.1 to 1)))
+EOF
+)
+clients=2
+peers=2
+jitter=1e-5
+limit=20000
+max_sync_time=10000
+
+for options in "maxpoll 8" "maxpoll 8 xleave"; do
+	client_server_options=$options
+	client_peer_options=$options
+
+	run_test || test_fail
+	check_chronyd_exit || test_fail
+	check_sync || test_fail
+done
+
+test_pass