dcapwell commented on code in PR #3416:
URL: https://github.com/apache/cassandra/pull/3416#discussion_r1683578263
##########
test/unit/org/apache/cassandra/utils/CassandraGenerators.java:
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@@ -825,4 +876,145 @@ public static Gen<DecoratedKey>
decoratedKeys(Gen<IPartitioner> partitionerGen,
{
return rs ->
partitionerGen.generate(rs).decorateKey(keyGen.generate(rs));
}
+
+ public static String insertCqlAllColumns(TableMetadata metadata)
+ {
+ StringBuilder sb = new StringBuilder();
+ sb.append("INSERT INTO ").append(metadata.toString()).append(" (");
+ Iterator<ColumnMetadata> cols = metadata.allColumnsInSelectOrder();
+ while (cols.hasNext())
+ sb.append(cols.next().name.toCQLString()).append(", ");
+ sb.setLength(sb.length() - 2); // remove last ", "
+ sb.append(") VALUES (");
+ for (int i = 0; i < metadata.columns().size(); i++)
+ {
+ if (i > 0)
+ sb.append(", ");
+ sb.append('?');
+ }
+ sb.append(')');
+ return sb.toString();
+ }
+
+ public static void visitUDTs(TableMetadata metadata, Consumer<UserType> fn)
+ {
+ Set<UserType> udts = CassandraGenerators.extractUDTs(metadata);
+ if (!udts.isEmpty())
+ {
+ Deque<UserType> pending = new ArrayDeque<>(udts);
+ Set<ByteBuffer> visited = new HashSet<>();
+ while (!pending.isEmpty())
+ {
+ UserType next = pending.poll();
+ Set<UserType> subTypes =
AbstractTypeGenerators.extractUDTs(next);
+ subTypes.remove(next); // it includes self
+ if (subTypes.isEmpty() || subTypes.stream().allMatch(t ->
visited.contains(t.name)))
+ {
+ fn.accept(next);
+ visited.add(next.name);
+ }
+ else
+ {
+ pending.add(next);
+ }
+ }
+ }
+ }
+
+ public static class DataGeneratorBuilder
Review Comment:
this is actually used in `RandomSchemaTest`.. the reason for the refactor is
no longer needed, but I still prefer this...
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