assert store != null;
store.forceBlockingFlush();
assert DefsTable.getFiles(oldKs.name, cfName).size() > 0;
final String newKsName = "RenamedKeyspace2";
new RenameKeyspace(oldKs.name, newKsName).apply();
KSMetaData newKs = DatabaseDescriptor.getTableDefinition(newKsName);
assert DatabaseDescriptor.getTableDefinition(oldKs.name) == null;
assert newKs != null;
assert newKs.name.equals(newKsName);