RAMDirectory directory = new RAMDirectory();
IndexWriter writer = new IndexWriter(directory, new SimpleAnalyzer(), true);
Document doc = new Document();
// doc.add(new Field("field", "the quick brown fox jumps over the lazy dog", Field.Store.NO, Field.Index.TOKENIZED));
// writer.addDocument(doc);
// doc = new Document();
doc.add(new Field("field", "auto update", Field.Store.NO, Field.Index.TOKENIZED));
writer.addDocument(doc);
doc = new Document();
doc.add(new Field("field", "first auto update", Field.Store.NO, Field.Index.TOKENIZED));
writer.addDocument(doc);
writer.optimize();
writer.close();
IndexSearcher searcher = new IndexSearcher(directory);
SpanRegexQuery srq = new SpanRegexQuery(new Term("field", "aut.*"));
SpanFirstQuery sfq = new SpanFirstQuery(srq, 1);
// SpanNearQuery query = new SpanNearQuery(new SpanQuery[] {srq, stq}, 6, true);
Hits hits = searcher.search(sfq);
assertEquals(1, hits.length());
