{
TokenMetadata metadata = StorageService.instance.getTokenMetadata();
metadata.clearUnsafe();
// DC1
Multimap<InetAddress, Token> dc1 = HashMultimap.create();
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("A"));
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("E"));
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("H"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("C"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("I"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("J"));
metadata.updateNormalTokens(dc1);
// DC2
Multimap<InetAddress, Token> dc2 = HashMultimap.create();
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("B"));
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("G"));
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("L"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("D"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("F"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("K"));
metadata.updateNormalTokens(dc2);
Map<String, String> configOptions = new HashMap<String, String>();
configOptions.put("DC2", "2");
Keyspace.clear("Keyspace1");
KSMetaData meta = KSMetaData.newKeyspace("Keyspace1", "NetworkTopologyStrategy", configOptions, false);
Schema.instance.setKeyspaceDefinition(meta);
// endpoints in DC1 should not have primary range
Collection<Range<Token>> primaryRanges = StorageService.instance.getPrimaryRangesForEndpoint(meta.name, InetAddress.getByName("127.0.0.1"));
assert primaryRanges.isEmpty();
primaryRanges = StorageService.instance.getPrimaryRangesForEndpoint(meta.name, InetAddress.getByName("127.0.0.2"));
assert primaryRanges.isEmpty();
// endpoints in DC2 should have primary ranges which also cover DC1
primaryRanges = StorageService.instance.getPrimaryRangesForEndpoint(meta.name, InetAddress.getByName("127.0.0.4"));
assert primaryRanges.size() == 4;
assert primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B")));
assert primaryRanges.contains(new Range<Token>(new StringToken("F"), new StringToken("G")));
assert primaryRanges.contains(new Range<Token>(new StringToken("K"), new StringToken("L")));
// because /127.0.0.4 holds token "B" which is the next to token "A" from /127.0.0.1,
// the node covers range (L, A]
assert primaryRanges.contains(new Range<Token>(new StringToken("L"), new StringToken("A")));
primaryRanges = StorageService.instance.getPrimaryRangesForEndpoint(meta.name, InetAddress.getByName("127.0.0.5"));
assert primaryRanges.size() == 8;
assert primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D")));
assert primaryRanges.contains(new Range<Token>(new StringToken("E"), new StringToken("F")));
assert primaryRanges.contains(new Range<Token>(new StringToken("J"), new StringToken("K")));
// ranges from /127.0.0.1
assert primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("E")));
// the next token to "H" in DC2 is "K" in /127.0.0.5, so (G, H] goes to /127.0.0.5
assert primaryRanges.contains(new Range<Token>(new StringToken("G"), new StringToken("H")));
// ranges from /127.0.0.2
assert primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C")));
assert primaryRanges.contains(new Range<Token>(new StringToken("H"), new StringToken("I")));
assert primaryRanges.contains(new Range<Token>(new StringToken("I"), new StringToken("J")));
}