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 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 function testBody() {

   setWatchdogEnabled(true);

   // It's unlikely that we've ever hibernated at this point, but the timestamps

   // default to 0, so this should always be true.

   var now = Date.now() * 1000;

   var startHibernation = Cu.getWatchdogTimestamp("WatchdogHibernateStart");

   var stopHibernation = Cu.getWatchdogTimestamp("WatchdogHibernateStop");

   do_log_info("Pre-hibernation statistics:");

   do_log_info("now: " + now / 1000000);

   do_log_info("startHibernation: " + startHibernation / 1000000);

   do_log_info("stopHibernation: " + stopHibernation / 1000000);

   do_check_true(startHibernation < now);

   do_check_true(stopHibernation < now);

   // When the watchdog runs, it hibernates if there's been no activity for the

   // last 2 seconds, otherwise it sleeps for 1 second. As such, given perfect

   // scheduling, we should never have more than 3 seconds of inactivity without

   // hibernating. To add some padding for automation, we mandate that hibernation

   // must begin between 2 and 5 seconds from now.

   var timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);

   timer.initWithCallback(continueTest, 10000, Ci.nsITimer.TYPE_ONE_SHOT);

   simulateActivityCallback(false);

   yield;

   simulateActivityCallback(true);

   busyWait(1000); // Give the watchdog time to wake up on the condvar.

   var stateChange = Cu.getWatchdogTimestamp("RuntimeStateChange");

   startHibernation = Cu.getWatchdogTimestamp("WatchdogHibernateStart");

   stopHibernation = Cu.getWatchdogTimestamp("WatchdogHibernateStop");

   do_log_info("Post-hibernation statistics:");

   do_log_info("stateChange: " + stateChange / 1000000);

   do_log_info("startHibernation: " + startHibernation / 1000000);

   do_log_info("stopHibernation: " + stopHibernation / 1000000);

   // XPCOM timers, JS times, and PR_Now() are apparently not directly

   // comparable, as evidenced by certain seemingly-impossible timing values

   // that occasionally get logged in windows automation. We're really just

   // making sure this behavior is roughly as expected on the macro scale,

   // so we add a 1 second fuzz factor here.

   const FUZZ_FACTOR = 1 * 1000 * 1000;

   do_check_true(stateChange > now + 10*1000*1000 - FUZZ_FACTOR);

   do_check_true(startHibernation > now + 2*1000*1000 - FUZZ_FACTOR);

   do_check_true(startHibernation < now + 5*1000*1000 + FUZZ_FACTOR);

   do_check_true(stopHibernation > now + 10*1000*1000 - FUZZ_FACTOR);

   do_test_finished();

   yield;

 }