updated testcase to use freebsd utility

microsoft/testsuites/core/timesync.py

@@ -19,7 +19,7 @@
     UnsupportedCpuArchitectureException,
     create_timer,
 )
-from lisa.operating_system import CpuArchitecture, Redhat, Suse
+from lisa.operating_system import BSD, CpuArchitecture, Redhat, Suse
 from lisa.tools import Cat, Chrony, Dmesg, Hwclock, Lscpu, Ntp, Ntpstat, Service
 from lisa.tools.date import Date
 from lisa.tools.lscpu import CpuType
@@ -325,12 +325,16 @@ def verify_timesync_ntp(self, node: Node) -> None:
                 "which is provided in the chrony package."
             )
         ntp = node.tools[Ntp]
-        hwclock = node.tools[Hwclock]
+        if not isinstance(node.os, BSD):
+            hwclock = node.tools[Hwclock]
         service = node.tools[Service]
         # 1. Stop systemd-timesyncd if this service exists.
         service.stop_service("systemd-timesyncd")
         # 2. Set rtc clock to system time.
-        hwclock.set_rtc_clock_to_system_time()
+        if not isinstance(node.os, BSD):
+            hwclock.set_rtc_clock_to_system_time()
+        else:
+            node.execute("adjkerntz -i")
         # 3. Restart Ntp service.
         ntp.restart()
         # 4. Check and set server setting in config file.