MarcusSorealheis commented on code in PR #12208: URL: https://github.com/apache/lucene/pull/12208#discussion_r1158233897
########## lucene/sandbox/src/test/org/apache/lucene/sandbox/search/TestTermAutomatonQuery.java: ########## @@ -842,6 +844,95 @@ public void testRewriteSimplePhrase() throws Exception { IOUtils.close(w, r, dir); } + public void testExplainNonMatchingDocument() throws Exception { + TermAutomatonQuery q = new TermAutomatonQuery("field"); + int initState = q.createState(); + int s1 = q.createState(); + int s2 = q.createState(); + q.addTransition(initState, s1, "xml"); + q.addTransition(s1, s2, "json"); + q.setAccept(s2, true); + q.finish(); + + Directory dir = newDirectory(); + RandomIndexWriter w = new RandomIndexWriter(random(), dir); + Document doc = new Document(); + doc.add(newTextField("field", "protobuf", Field.Store.NO)); + w.addDocument(doc); + + IndexReader r = w.getReader(); + IndexSearcher searcher = newSearcher(r); + Query rewrite = q.rewrite(searcher); + assertTrue(rewrite instanceof PhraseQuery); + + TopDocs topDocs = searcher.search(rewrite, 10); + assertEquals(0, topDocs.totalHits.value); + + for (ScoreDoc scoreDoc : topDocs.scoreDocs) { + Explanation explanation = searcher.explain(rewrite, scoreDoc.doc); + assertNotNull("Explanation should not be null", explanation); + assertTrue( + "Explanation score should match the actual score", + Float.compare(scoreDoc.score, (Float) explanation.getValue()) == 0); + } + + IOUtils.close(w, r, dir); + } + + // TODO: improve experience of working with explain + + public void testExplainMatchingDocuments() throws Exception { + TermAutomatonQuery q = new TermAutomatonQuery("field"); + + int initState = q.createState(); + int s1 = q.createState(); + int s2 = q.createState(); + int s3 = q.createState(); + q.addTransition(initState, s1, "foo"); + q.addAnyTransition(s1, s2); + q.addTransition(s2, s3, "bar"); + q.setAccept(s3, true); + q.finish(); + + Directory dir = newDirectory(); + RandomIndexWriter w = new RandomIndexWriter(random(), dir); + Document doc1 = new Document(); + doc1.add(newTextField("field", "foo x bar", Field.Store.NO)); + w.addDocument(doc1); + + Document doc2 = new Document(); + doc2.add(newTextField("field", "foo y bar", Field.Store.NO)); + w.addDocument(doc2); + + IndexReader r = w.getReader(); + IndexSearcher searcher = newSearcher(r); + + QueryUtils.check(random(), q, searcher); + TopDocs topDocs = searcher.search(q, 10); + // Verify that the docs matched fasho + assertEquals(2, topDocs.totalHits.value); + + // Iterate through score docs and assert aspects of explanation + for (ScoreDoc scoreDoc : topDocs.scoreDocs) { + Explanation explanation = searcher.explain(q, scoreDoc.doc); Review Comment: Can you clarify what you mean to be sure? Rewrite is behaving as intended here as I understand. ########## lucene/sandbox/src/test/org/apache/lucene/sandbox/search/TestTermAutomatonQuery.java: ########## @@ -842,6 +844,95 @@ public void testRewriteSimplePhrase() throws Exception { IOUtils.close(w, r, dir); } + public void testExplainNonMatchingDocument() throws Exception { + TermAutomatonQuery q = new TermAutomatonQuery("field"); + int initState = q.createState(); + int s1 = q.createState(); + int s2 = q.createState(); + q.addTransition(initState, s1, "xml"); + q.addTransition(s1, s2, "json"); + q.setAccept(s2, true); + q.finish(); + + Directory dir = newDirectory(); + RandomIndexWriter w = new RandomIndexWriter(random(), dir); + Document doc = new Document(); + doc.add(newTextField("field", "protobuf", Field.Store.NO)); + w.addDocument(doc); + + IndexReader r = w.getReader(); + IndexSearcher searcher = newSearcher(r); + Query rewrite = q.rewrite(searcher); + assertTrue(rewrite instanceof PhraseQuery); + + TopDocs topDocs = searcher.search(rewrite, 10); + assertEquals(0, topDocs.totalHits.value); + + for (ScoreDoc scoreDoc : topDocs.scoreDocs) { + Explanation explanation = searcher.explain(rewrite, scoreDoc.doc); + assertNotNull("Explanation should not be null", explanation); + assertTrue( + "Explanation score should match the actual score", + Float.compare(scoreDoc.score, (Float) explanation.getValue()) == 0); + } + + IOUtils.close(w, r, dir); + } + + // TODO: improve experience of working with explain + + public void testExplainMatchingDocuments() throws Exception { + TermAutomatonQuery q = new TermAutomatonQuery("field"); + + int initState = q.createState(); + int s1 = q.createState(); + int s2 = q.createState(); + int s3 = q.createState(); + q.addTransition(initState, s1, "foo"); + q.addAnyTransition(s1, s2); + q.addTransition(s2, s3, "bar"); + q.setAccept(s3, true); + q.finish(); + + Directory dir = newDirectory(); + RandomIndexWriter w = new RandomIndexWriter(random(), dir); + Document doc1 = new Document(); + doc1.add(newTextField("field", "foo x bar", Field.Store.NO)); + w.addDocument(doc1); + + Document doc2 = new Document(); + doc2.add(newTextField("field", "foo y bar", Field.Store.NO)); + w.addDocument(doc2); + + IndexReader r = w.getReader(); + IndexSearcher searcher = newSearcher(r); + + QueryUtils.check(random(), q, searcher); + TopDocs topDocs = searcher.search(q, 10); + // Verify that the docs matched fasho + assertEquals(2, topDocs.totalHits.value); + + // Iterate through score docs and assert aspects of explanation + for (ScoreDoc scoreDoc : topDocs.scoreDocs) { + Explanation explanation = searcher.explain(q, scoreDoc.doc); Review Comment: Can you clarify what you mean to be sure I understand? Rewrite is behaving as intended here as I understand. -- 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