msokolov commented on code in PR #12248:
URL: https://github.com/apache/lucene/pull/12248#discussion_r1180744345
##########
lucene/core/src/test/org/apache/lucene/util/hnsw/HnswGraphTestCase.java:
##########
@@ -23,15 +23,7 @@
import com.carrotsearch.randomizedtesting.RandomizedTest;
import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Random;
-import java.util.Set;
+import java.util.*;
Review Comment:
We don't want to import all of `java.util` here
##########
lucene/core/src/java/org/apache/lucene/util/hnsw/HnswGraph.java:
##########
@@ -240,4 +242,34 @@ public boolean hasNext() {
return nodes.hasNext();
}
}
+
+ public String prettyPrint() {
Review Comment:
Does this use only public methods? Could we move it to the test class that
is its only user?
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