diff --git a/lucene/sandbox/src/test/org/apache/lucene/sandbox/postingshighlight/TestPostingsHighlighter.java b/lucene/sandbox/src/test/org/apache/lucene/sandbox/postingshighlight/TestPostingsHighlighter.java
index 009b1ec9cbc..f91aa9788a8 100644
--- a/lucene/sandbox/src/test/org/apache/lucene/sandbox/postingshighlight/TestPostingsHighlighter.java
+++ b/lucene/sandbox/src/test/org/apache/lucene/sandbox/postingshighlight/TestPostingsHighlighter.java
@@ -76,6 +76,42 @@ public class TestPostingsHighlighter extends LuceneTestCase {
dir.close();
}
+ // simple test with one sentence documents.
+ public void testOneSentence() throws Exception {
+ Directory dir = newDirectory();
+ // use simpleanalyzer for more natural tokenization (else "test." is a token)
+ IndexWriterConfig iwc = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random(), MockTokenizer.SIMPLE, true));
+ iwc.setMergePolicy(newLogMergePolicy());
+ RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwc);
+
+ FieldType offsetsType = new FieldType(TextField.TYPE_STORED);
+ offsetsType.setIndexOptions(IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS);
+ Field body = new Field("body", "", offsetsType);
+ Document doc = new Document();
+ doc.add(body);
+
+ body.setStringValue("This is a test.");
+ iw.addDocument(doc);
+ body.setStringValue("Test a one sentence document.");
+ iw.addDocument(doc);
+
+ IndexReader ir = iw.getReader();
+ iw.close();
+
+ IndexSearcher searcher = newSearcher(ir);
+ PostingsHighlighter highlighter = new PostingsHighlighter("body");
+ Query query = new TermQuery(new Term("body", "test"));
+ TopDocs topDocs = searcher.search(query, null, 10, Sort.INDEXORDER);
+ assertEquals(2, topDocs.totalHits);
+ String snippets[] = highlighter.highlight(query, searcher, topDocs);
+ assertEquals(2, snippets.length);
+ assertEquals("This is a test.", snippets[0]);
+ assertEquals("Test a one sentence document.", snippets[1]);
+
+ ir.close();
+ dir.close();
+ }
+
public void testMultipleTerms() throws Exception {
Directory dir = newDirectory();
IndexWriterConfig iwc = newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));