test/coredevice/time_keeps_running: start new session to prevent now_mu save/restore

2016-03-08 14:04:51 +08:00 · 2016-03-08 14:04:51 +08:00 · 59d7f5f1e3
parent 739568fcb8
commit 59d7f5f1e3
1 changed files with 3 additions and 0 deletions
--- a/artiq/test/coredevice/test_rtio.py
+++ b/artiq/test/coredevice/test_rtio.py
@ -234,8 +234,11 @@ class CoredeviceTest(ExperimentCase):
    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)