codaitya commented on a change in pull request #2214:
URL: https://github.com/apache/lucene-solr/pull/2214#discussion_r560718191
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File path: lucene/core/src/test/org/apache/lucene/index/TestVectorValues.java
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@@ -815,4 +816,47 @@ public void testSearchStrategyIdentifiers() {
assertEquals(2, VectorValues.SearchStrategy.DOT_PRODUCT_HNSW.ordinal());
assertEquals(3, VectorValues.SearchStrategy.values().length);
}
+
+ public void testAdvance() throws Exception {
+ try (Directory dir = newDirectory()) {
+ try (IndexWriter w = new IndexWriter(dir, createIndexWriterConfig())) {
+ int numdocs = 2000;
+ String fieldName = "field";
+ for (int i = 0; i < numdocs; i++) {
+ Document doc = new Document();
+ // randomly add a vector field
+ if (random().nextInt(4) == 3) {
+ doc.add(
+ new VectorField(
+ fieldName, new float[4],
VectorValues.SearchStrategy.DOT_PRODUCT_HNSW));
+ }
+ w.addDocument(doc);
+ }
+ w.forceMerge(1);
+ try (IndexReader reader = w.getReader()) {
+ LeafReader r = getOnlyLeafReader(reader);
+ VectorValues vectorValues = r.getVectorValues(fieldName);
+ TreeSet<Integer> vectorDocs = new TreeSet<>();
Review comment:
We might need to advance the index by more than 1 sometimes ? But I can
also do that with an array since it's always increasing. I will update to use
array instead of TreeSet.
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