18   InstanceKey key1("instance", "_service._udp", "domain");  in TEST()
19   InstanceKey key2("instance", "_service._udp", "domain");  in TEST()
23   key1 = InstanceKey("instance", "_service2._udp", "domain");  in TEST()
26   key2 = InstanceKey("instance", "_service2._udp", "domain");  in TEST()
30   key1 = InstanceKey("instance", "_service2._udp", "domain2");  in TEST()
33   key2 = InstanceKey("instance", "_service2._udp", "domain2");  in TEST()
37   key1 = InstanceKey("instance2", "_service2._udp", "domain2");  in TEST()
40   key2 = InstanceKey("instance2", "_service2._udp", "domain2");  in TEST()
47   InstanceKey svc("instance", "_service._udp", "domain");  in TEST()
50   svc = InstanceKey("other id", "_service._udp", "domain");  in TEST()
53   svc = InstanceKey("instance", "_service._udp", "domain2");  in TEST()
58   svc = InstanceKey("instance", "_service2._udp", "domain");  in TEST()
65   InstanceKey key{"instance", "_service._udp", "domain"};  in TEST()
66   InstanceKey key2{"instance", "_service._udp", "domain"};  in TEST()
67   InstanceKey key3{"instance2", "_service._udp", "domain"};  in TEST()
68   InstanceKey key4{"instance", "_service2._udp", "domain"};  in TEST()
69   InstanceKey key5{"instance", "_service2._udp", "domain2"};  in TEST()
70   std::unordered_map<InstanceKey, int32_t, absl::Hash<InstanceKey>> map;  in TEST()
93   InstanceKey key(record);  in TEST()
100   InstanceKey key("instance", "_service._udp", "domain");  in TEST()
104   key = InstanceKey("foo", "_bar._tcp", "local");  in TEST()