def test__deferredDHCPRequestErrback_logs_known_exceptions(self):
logger = self.useFixture(TwistedLoggerFixture())
monitor = DHCPRequestMonitor("lo")
error = factory.make_string()
monitor.deferredDHCPRequestErrback(
make_Failure(DHCPProbeException, error))
self.assertThat(logger.output,
DocTestMatches("DHCP probe failed. %s" % error))
def test__deferredDHCPRequestErrback_logs_unknown_exceptions(self):
logger = self.useFixture(TwistedLoggerFixture())
monitor = DHCPRequestMonitor('lo')
error = factory.make_string()
monitor.deferredDHCPRequestErrback(make_Failure(IOError, error))
self.assertThat(
logger.output,
DocTestMatches("...unknown error...Traceback...%s" % error))
def test__deferredDHCPRequestErrback_ignores_cancelled(self):
logger = self.useFixture(TwistedLoggerFixture())
monitor = DHCPRequestMonitor("lo")
error = factory.make_string()
monitor.deferredDHCPRequestErrback(make_Failure(CancelledError, error))
self.assertThat(logger.output, DocTestMatches(""))
