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test_runner.py: modify RunNode.test_introducer to test that starting an introducer works when the introducer.furl file already exists. refs #1385

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david-sarah 2011-08-02 18:27:04 -07:00
parent c7f65ee8ad
commit e74387f4f1
1 changed files with 8 additions and 4 deletions
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12
src/allmydata/test/test_runner.py
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@ -394,8 +394,7 @@ class RunNode(common_util.SignalMixin, unittest.TestCase, pollmixin.PollMixin,
def _started(res):
open(HOTLINE_FILE, "w").write("")
self.failUnless(os.path.exists(TWISTD_PID_FILE))
# rm this so we can detect when the second incarnation is ready
os.unlink(INTRODUCER_FURL_FILE)
self.stash_mtime = os.stat(INTRODUCER_FURL_FILE).st_mtime
return self.run_bintahoe(["--quiet", "restart", c1])
d.addCallback(_started)
@ -409,8 +408,13 @@ class RunNode(common_util.SignalMixin, unittest.TestCase, pollmixin.PollMixin,
d.addCallback(_then)
# again, the second incarnation of the node might not be ready yet,
# so poll until it is
d.addCallback(lambda res: self.poll(_node_has_started))
# so poll until it is. This time the INTRODUCER_FURL_FILE already
# existed (and we couldn't delete it because we wanted to check whether
# its existence caused an error), so we check whether its mtime has
# changed.
def _node_has_restarted():
return os.stat(INTRODUCER_FURL_FILE).st_mtime != self.stash_mtime
d.addCallback(lambda res: self.poll(_node_has_restarted))
# now we can kill it. TODO: On a slow machine, the node might kill
# itself before we get a chance too, especially if spawning the