void doTestDocument()
 {
     sis->read(dir);
     IndexReaderPtr reader = openReader();
     BOOST_CHECK(reader);
     DocumentPtr newDoc1 = reader->document(0);
     BOOST_CHECK(newDoc1);
     BOOST_CHECK(DocHelper::numFields(newDoc1) == DocHelper::numFields(doc1) - DocHelper::unstored.size());
     DocumentPtr newDoc2 = reader->document(1);
     BOOST_CHECK(newDoc2);
     BOOST_CHECK(DocHelper::numFields(newDoc2) == DocHelper::numFields(doc2) - DocHelper::unstored.size());
     TermFreqVectorPtr vector = reader->getTermFreqVector(0, DocHelper::TEXT_FIELD_2_KEY);
     BOOST_CHECK(vector);
     checkNorms(reader);
 }
    void testTermVectors()
    {
        int32_t numDocs = reader->numDocs();
        int64_t start = 0;
        for (int32_t docId = 0; docId < numDocs; ++docId)
        {
            start = MiscUtils::currentTimeMillis();
            Collection<TermFreqVectorPtr> vectors = reader->getTermFreqVectors(docId);
            timeElapsed += MiscUtils::currentTimeMillis() - start;

            // verify vectors result
            verifyVectors(vectors, docId);

            start = MiscUtils::currentTimeMillis();
            TermFreqVectorPtr vector = reader->getTermFreqVector(docId, L"field");
            timeElapsed += MiscUtils::currentTimeMillis() - start;

            vectors = newCollection<TermFreqVectorPtr>(vector);

            verifyVectors(vectors, docId);
        }
    }