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How to use suspend_to_ram method in autotest

Best Python code snippet using autotest_python

network_WiFiResume.py

Source:network_WiFiResume.py

...23            raise error.TestError('No WiFi device found')24        logging.info('checking wifi interface %s', dev)25        check_wifi_dev(dev)26        if network_is_up(reachable=reachable, dev=dev):27            suspend_to_ram()28            start = rtc.get_seconds()29            deadline = start + wifi_timeout30            have_network = network_is_up(reachable=reachable, dev=dev)31            while (not have_network) and (deadline > rtc.get_seconds()):32                have_network = network_is_up(reachable=reachable, dev=dev)33            if have_network:34                delay = rtc.get_seconds() - start35                logging.info('Network came up at %d seconds', delay)36                self.write_perf_keyval({'secs_iface_up_delay': delay})37                return38            delay = rtc.get_seconds() - start39            raise error.TestFail('Network down after %d seconds' % delay)40        raise error.TestFail('Network down at start of test - cannot continue')41def suspend_to_ram(secs_to_suspend=5):42    logging.info('Scheduling wakeup in %d seconds\n', secs_to_suspend)43    sys_power.do_suspend(secs_to_suspend)44    logging.info('Woke up at %d', rtc.get_seconds())45def get_wifi_dev():46    return utils.system_output('iwconfig 2>/dev/null | (read i x; echo $i)')47def check_wifi_dev(dev):48    cmd = 'iwconfig %s 2>/dev/null | grep "^%s"' % (dev, dev)49    ret = utils.system(cmd, ignore_status=True)50    if dev and ret == 0:51        return52    raise error.TestError('"%s" is not a valid WiFi device' % dev)53def get_pingable_address(dev=None):54    if not dev:55        dev = get_wifi_dev()...

DBusQuery.py

Source:DBusQuery.py

...35	@classmethod36	def lock_screensaver(cls):37		subprocess.check_call([ "dbus-send", "--type=method_call", "--dest=org.mate.ScreenSaver", "/org/mate/ScreenSaver", "org.mate.ScreenSaver.Lock" ])38	@classmethod39	def suspend_to_ram(cls):40		subprocess.check_call([ "dbus-send", "--system", "--print-reply", "--dest=org.freedesktop.login1", "/org/freedesktop/login1", "org.freedesktop.login1.Manager.Suspend", "boolean:true" ])41	@classmethod42	def lock_screensaver_and_suspend_to_ram(cls):43		cls.lock_screensaver()44		while not cls.is_screensaver_active():45			time.sleep(0.3)46		cls.suspend_to_ram()47if __name__ == "__main__":48	import time49	DBusQuery.lock_screensaver_and_suspend_to_ram()50#	DBusQuery.suspend_to_ram()51#	DBusQuery.lock_screensaver()52	for i in range(100):53		print(DBusQuery.is_screensaver_active())...

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