test/coredevice/time_keeps_running: start new session to prevent now_…

…mu save/restore
m-labs · Mar 8, 2016 · 59d7f5f · 59d7f5f
1 parent 739568f
commit 59d7f5f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/artiq/test/coredevice/test_rtio.py b/artiq/test/coredevice/test_rtio.py
@@ -234,8 +234,11 @@ def test_watchdog(self):
     def test_time_keeps_running(self):
         self.execute(TimeKeepsRunning)
         t1 = self.dataset_mgr.get("time_at_start")
+
+        self.device_mgr.get("comm").close()  # start a new session
         self.execute(TimeKeepsRunning)
         t2 = self.dataset_mgr.get("time_at_start")
+
         dead_time = mu_to_seconds(t2 - t1, self.device_mgr.get("core"))
         print(dead_time)
         self.assertGreater(dead_time, 1*ms)