dnhatn commented on a change in pull request #326: URL: https://github.com/apache/lucene/pull/326#discussion_r718495134
########## File path: lucene/core/src/test/org/apache/lucene/search/TestSortOptimization.java ########## @@ -483,6 +484,42 @@ public void testDocSortOptimizationWithAfter() throws IOException { dir.close(); } + public void testDocSortOptimizationWithAfterCollectsAllDocs() throws IOException { + final Directory dir = newDirectory(); + final IndexWriter writer = new IndexWriter(dir, new IndexWriterConfig()); + final int numDocs = atLeast(TEST_NIGHTLY ? 50_000 : 5_000); + final boolean multipleSegments = random().nextBoolean(); + final int numDocsInSegment = numDocs / 10 + random().nextInt(numDocs / 10); + + for (int i = 1; i <= numDocs; ++i) { + final Document doc = new Document(); + writer.addDocument(doc); + if (multipleSegments && (i % numDocsInSegment == 0)) { + writer.flush(); + } + } + writer.flush(); + + IndexReader reader = DirectoryReader.open(writer); + IndexSearcher searcher = newSearcher(reader); + int visitedHits = 0; + ScoreDoc after = null; + while (visitedHits < numDocs) { + int batch = 1 + random().nextInt(500); + Query query = new MatchAllDocsQuery(); + TopDocs topDocs = searcher.searchAfter(after, query, batch, new Sort(FIELD_DOC)); + int expectedHits = Math.min(numDocs - visitedHits, batch); + assertEquals(expectedHits, topDocs.scoreDocs.length); + after = topDocs.scoreDocs[expectedHits - 1]; + for (int i = 0; i < topDocs.scoreDocs.length; i++) { + assertEquals(visitedHits, topDocs.scoreDocs[i].doc); + visitedHits++; + } + } + assert (visitedHits == numDocs); Review comment: assertEquals instead? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@lucene.apache.org For additional commands, e-mail: issues-h...@lucene.apache.org