def test_all_alive(self):
results = probe(alive_servers)
self.assertIn(True, [x.is_alive for x in results])
self.assertNotIn(False, [x.is_alive for x in results])
def test_mix(self):
results = probe(mix)
self.assertEqual(len(results), 199)
self.assertIn(True, [x.is_alive for x in results])
self.assertIn(False, [x.is_alive for x in results])
