dcapwell commented on code in PR #3474:
URL: https://github.com/apache/cassandra/pull/3474#discussion_r1723579107
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test/unit/org/apache/cassandra/utils/CassandraGenerators.java:
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@@ -610,6 +628,58 @@ public static Gen<Token> tokensInRange(Range<Token> range)
throw new UnsupportedOperationException("Unsupported partitioner: " +
partitioner.getClass());
}
+ private enum SupportedPartitioners { Murmur, ByteOrdered, Random, Local,
OrderPreserving}
+
+ public static Gen<IPartitioner> partitioners()
+ {
+ var pGen =
SourceDSL.arbitrary().enumValues(SupportedPartitioners.class);
+ return pGen.flatMap(p -> {
+ switch (p)
+ {
+ case Murmur: return ignore -> Murmur3Partitioner.instance;
+ case ByteOrdered: return ignore ->
ByteOrderedPartitioner.instance;
+ case Random: return ignore -> RandomPartitioner.instance;
+ case OrderPreserving: return ignore ->
OrderPreservingPartitioner.instance;
+ case Local: return localPartitioner();
+ default: throw new AssertionError("Unknown partition: " + p);
+ }
+ });
+ }
+
+ public static Gen<IPartitioner> nonLocalPartitioners()
+ {
+ var pGen =
SourceDSL.arbitrary().enumValues(SupportedPartitioners.class);
+ return pGen.assuming(p -> p != SupportedPartitioners.Local).flatMap(p
-> {
+ switch (p)
+ {
+ case Murmur: return ignore -> Murmur3Partitioner.instance;
+ case ByteOrdered: return ignore ->
ByteOrderedPartitioner.instance;
+ case Random: return ignore -> RandomPartitioner.instance;
+ case OrderPreserving: return ignore ->
OrderPreservingPartitioner.instance;
+ default: throw new AssertionError("Unknown partition: " + p);
+ }
+ });
+ }
Review Comment:
made the change, good suggestions
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