On Sat, Oct 3, 2009 at 1:50 AM, Bjorn Tillenius <[email protected]> wrote: > On Fri, Oct 02, 2009 at 02:06:58PM -0500, Edwin Grubbs wrote: >> I am in the process of converting the registry windmill tests to use >> ./bin/test, and I am having problems with sporadic >> LayerIsolationErrors. I put sleep() calls in the tearDown(), which >> reduced the frequency of errors from 10 out of 20 to 1 or 2 out of 20. >> I'm already using a 9 second sleep, so I think there must be a better >> way to prevent the errors. >> >> Error in test >> lp.registry.windmill.tests.test_timeline_graph.TestTimelineGraph.test_series_timeline_graph >> Traceback (most recent call last): >> File >> "/home/egrubbs/canonical/lp-branches/bug-430708-registry-windmill-layer/lib/canonical/testing/layers.py", >> line 394, in flagTestIsolationFailure >> raise LayerIsolationError(message) >> LayerIsolationError: Test left new live threads: [<Thread(Thread-285, >> started daemon)>] >> >> >> The above error occurs most of the time after running >> test_series_timeline_graph, but if I run that test by itself, I never >> get any LayerIsolationErrors. You can see my changes in this branch: >> >> lp:~edwin-grubbs/launchpad/bug-430708-registry-windmill-layer > > This is too bad. I'm going to see if I can reproduce it on Monday. You > are using version 1.3beta3-lp-r1440, right? (Look in bin/test to see > which egg gets added to the sys.path.
Yes, it is using 1.3beta3-lp-r1440. >> I had to add some sleep() calls inside a couple of the windmill tests >> to prevent sporadic failures where it can't find a node. This is odd, >> since I put a waits.forElement() call directly before the >> assertNode(), so it should never fail to find a node. > > Right, this shouldn't happen. I think we've seen this before. Do you > have an example where you need to add a sleep()? You can see where I added the sleep() calls in lib/lp/registry/windmill/tests/test_timeline_graph.py in lp:~edwin-grubbs/launchpad/bug-430708-registry-windmill-layer -Edwin _______________________________________________ Mailing list: https://launchpad.net/~launchpad-dev Post to : [email protected] Unsubscribe : https://launchpad.net/~launchpad-dev More help : https://help.launchpad.net/ListHelp
