def test_unregister_works(self):
registry = CollectorRegistry()
s = Summary('s', 'help', registry=registry)
self.assertRaises(ValueError,
Gauge,
's_count',
'help',
registry=registry)
registry.unregister(s)
Gauge('s_count', 'help', registry=registry)
def test_target_info_duplicate_detected(self):
registry = CollectorRegistry(target_info={'foo': 'bar'})
self.assertRaises(ValueError, Info, 'target', 'help', registry=registry)
registry.set_target_info({})
i = Info('target', 'help', registry=registry)
registry.set_target_info({})
self.assertRaises(ValueError, Info, 'target', 'help', registry=registry)
self.assertRaises(ValueError, registry.set_target_info, {'foo': 'bar'})
registry.unregister(i)
registry.set_target_info({'foo': 'bar'})
