Exemplo n.º 1
0
void IndexTestCase::testKeywordIndex()
{
    DocumentSchema schema;
    schema.addUnIndexedField("PATH");
    schema.addField("Keyword", "KEYWORD", false);

    buildIndex(schema, "file1.txt, hello world.");

    tstring str = getTestPath();
    Index index;
    index.open(str, Index::READ, NULL);
    IndexReaderPtr pReader = index.acquireReader();
    CPPUNIT_ASSERT(pReader != NULL);
    TermReaderPtr pTermReader = pReader->termReader();
    CPPUNIT_ASSERT(pTermReader);
    TermIteratorPtr pTermIterator = pTermReader->termIterator("Keyword");
    CPPUNIT_ASSERT(pTermIterator != NULL);

    while (pTermIterator->hasNext())
    {
        TermIterator::TermEntry entry = pTermIterator->next();
        const TermMeta& termMeta = entry.postingIterator->getTermMeta();
        CPPUNIT_ASSERT_EQUAL((df_t)1, termMeta.getDocFreq());
        CPPUNIT_ASSERT_EQUAL((ctf_t)1, termMeta.getCTF());
    }

    Term term("Keyword", "hello world.");
    TermPostingIteratorPtr pPost = pTermReader->seek(&term);
    CPPUNIT_ASSERT(pPost);
    docid_t docId = pPost->skipTo(0);
    CPPUNIT_ASSERT_EQUAL((docid_t)0, docId);
    docId = pPost->skipTo(++docId);
    CPPUNIT_ASSERT_EQUAL((docid_t)INVALID_DOCID, docId);
}
Exemplo n.º 2
0
void IndexTestCase::testInt32_IF()
{
    DocumentSchema schema;
    schema.addField("Int32", "INT32_IF", false);

    const static size_t NUM_DOCS = 1000;
    stringstream ss;
    for (size_t i = 0; i < NUM_DOCS; ++i)
    {
        ss << (i % 100) << ";";
    }

    GLOBAL_CONF().Build.buildThreadCount = 1;
    buildIndex(schema, ss.str());

    tstring str = getTestPath();
    Index index;
    index.open(str, Index::READ, NULL);
    IndexReaderPtr pReader = index.acquireReader();
    CPPUNIT_ASSERT(pReader != NULL);
    TermReaderPtr pTermReader = pReader->termReader();
    CPPUNIT_ASSERT(pTermReader);
    TermIteratorPtr pTermIterator = pTermReader->termIterator("Int32");
    CPPUNIT_ASSERT(pTermIterator != NULL);

    while (pTermIterator->hasNext())
    {
        TermIterator::TermEntry entry = pTermIterator->next();
        const TermMeta& termMeta = entry.postingIterator->getTermMeta();
        CPPUNIT_ASSERT_EQUAL((df_t)10, termMeta.getDocFreq());
        CPPUNIT_ASSERT_EQUAL((ctf_t)10, termMeta.getCTF());
    }

    Term term("Int32", "0");
    TermPostingIteratorPtr pPost = pTermReader->seek(&term);
    CPPUNIT_ASSERT(pPost);
    docid_t docId = pPost->skipTo(0);
    CPPUNIT_ASSERT_EQUAL((docid_t)0, docId);
    docId = pPost->skipTo(901);
    CPPUNIT_ASSERT_EQUAL((docid_t)INVALID_DOCID, docId);

    ForwardIndexIteratorPtr pForIndexIt = pReader->forwardIndexReader("Int32");
    CPPUNIT_ASSERT(pForIndexIt != NULL);
    Int32ForwardIndexIteratorPtr pInt32ForIndexIt =
        pForIndexIt.cast<Int32ForwardIndexIterator>();
    CPPUNIT_ASSERT(pInt32ForIndexIt != NULL);
    
    int32_t value = 0;
    docId = 0;
    for (; docId < (docid_t)NUM_DOCS; ++docId)
    {
        CPPUNIT_ASSERT(pInt32ForIndexIt->seek(docId, value));
        CPPUNIT_ASSERT_EQUAL((int32_t)(docId % 100), value);
    }
    CPPUNIT_ASSERT(!pInt32ForIndexIt->seek(docId, value));
}
Exemplo n.º 3
0
void DateTimeIndexTestCase::testPosting()
{
    const size_t NUM_DOCS = 100;
    vector<TimeAndDoc> timeVec;

    stringstream ss;
    for (size_t i = 0; i < NUM_DOCS; ++i)
    {
        int y = 2011;
        int m = (i % 12) + 1;
        int d = (i % 27) + 1;
        int h = i % 24;
        int min = i % 60;
        int s = i % 60;
        ss << y << "-" << m << "-" << d << " " 
           << h << ":" << min << ":" << s << ";";
        TimeAndDoc td;
        td.nTime = DateTimeAnalyzer::makeTime(y, m, d, h, min, s);
        td.docId = (docid_t)i;
        timeVec .push_back(td);
    }
    sort(timeVec.begin(), timeVec.end(), timeLess);

    GLOBAL_CONF().Build.buildThreadCount = 1;
    buildDateTimeIndex(ss.str());

    Index index;
    index.open(getIndexPath(), Index::READ, NULL);
    IndexReaderPtr pReader = index.acquireReader();
    TermReaderPtr pTermReader = pReader->termReader();
    TermIteratorPtr pIterator = pTermReader->termIterator("DateTime1");
    CPPUNIT_ASSERT(pIterator);

    size_t j = 0;
    while (pIterator->hasNext())
    {
        TermIterator::TermEntry entry = pIterator->next();
        const Term* pTerm = entry.term;
        const Int64Term* pTermX = pTerm->cast<int64_t>();
        int64_t nCurTerm = pTermX->getValue();
        int64_t nExpTerm = timeVec[j].nTime;
        CPPUNIT_ASSERT_EQUAL(nExpTerm, nCurTerm);

        TermPostingIteratorPtr pPostingIter = entry.postingIterator;
        CPPUNIT_ASSERT(pPostingIter != NULL);
        docid_t docId = pPostingIter->skipTo(0);
        CPPUNIT_ASSERT_EQUAL(timeVec[j].docId, docId);
        docId = pPostingIter->skipTo(docId + 1);
        CPPUNIT_ASSERT_EQUAL((docid_t)INVALID_DOCID, docId);
        
        j++;
    }
}
Exemplo n.º 4
0
void IndexTestCase::testPrimaryKeyIndex()
{
    DocumentSchema schema;
    schema.addField("PK", "PRIMARY_KEY", false);

    const static size_t NUM_DOCS = 1000;
    stringstream ss;
    for (size_t i = 0; i < NUM_DOCS; ++i)
    {
        ss << i << ";";
    }

    GLOBAL_CONF().Build.buildThreadCount = 1;

    buildIndex(schema, ss.str());

    tstring str = getTestPath();
    Index index;
    index.open(str, Index::READ, NULL);
    IndexReaderPtr pReader = index.acquireReader();
    CPPUNIT_ASSERT(pReader != NULL);
    TermReaderPtr pTermReader = pReader->termReader();
    CPPUNIT_ASSERT(pTermReader);
    TermIteratorPtr pTermIterator = pTermReader->termIterator("PK");
    CPPUNIT_ASSERT(pTermIterator != NULL);

    while (pTermIterator->hasNext())
    {
        TermIterator::TermEntry entry = pTermIterator->next();
        const TermMeta& termMeta = entry.postingIterator->getTermMeta();
        CPPUNIT_ASSERT_EQUAL((df_t)1, termMeta.getDocFreq());
        CPPUNIT_ASSERT_EQUAL((ctf_t)1, termMeta.getCTF());
    }

    for (size_t i = 0; i < NUM_DOCS; ++i)
    {
        stringstream ss2;
        ss2 << i;
        Term  term("PK", ss2.str());
        TermPostingIteratorPtr pPost = pTermReader->seek(&term);
        CPPUNIT_ASSERT(pPost);
        docid_t docId = pPost->skipTo(0);
        CPPUNIT_ASSERT_EQUAL((docid_t)i, docId);
        docId = pPost->skipTo(++docId);
        CPPUNIT_ASSERT_EQUAL((docid_t)INVALID_DOCID, docId);
    }
}
Exemplo n.º 5
0
void IndexTestCase::testTextIndex()
{
    DocumentSchema schema;
    schema.addUnIndexedField("PATH");
    schema.addTextField("CONTENT");

    buildIndex(schema, "file1.txt, hello world.");

    tstring str = getTestPath();
    Index index;
    index.open(str, Index::READ, NULL);
    IndexReaderPtr pReader = index.acquireReader();
    CPPUNIT_ASSERT(pReader != NULL);
    TermReaderPtr pTermReader = pReader->termReader();
    CPPUNIT_ASSERT(pTermReader);

    TermIteratorPtr pTermIterator = pTermReader->termIterator("CONTENT");
    CPPUNIT_ASSERT(pTermIterator != NULL);

    while (pTermIterator->hasNext())
    {
        TermIterator::TermEntry entry = pTermIterator->next();
        const TermMeta& termMeta = entry.postingIterator->getTermMeta();
        CPPUNIT_ASSERT_EQUAL((df_t)1, termMeta.getDocFreq());
        CPPUNIT_ASSERT_EQUAL((ctf_t)1, termMeta.getCTF());
    }

    Term term("CONTENT", "hello");
    TermPostingIteratorPtr pPost = pTermReader->seek(&term);

    CPPUNIT_ASSERT(pPost);
    docid_t docId = pPost->skipTo(0);
    CPPUNIT_ASSERT_EQUAL((docid_t)0, docId);
    docId = pPost->skipTo(++docId);
    CPPUNIT_ASSERT_EQUAL((docid_t)INVALID_DOCID, docId);

    StoredFieldsReaderPtr pDocReader = pReader->createStoredFieldsReader();
    CPPUNIT_ASSERT(pDocReader);
    FieldSelector selector(pReader->getDocSchema(), true, false);
    ResultDoc resultDoc(0);
    bool ret = pDocReader->getDocument(selector, resultDoc);
    CPPUNIT_ASSERT(ret);
    CPPUNIT_ASSERT(resultDoc.size() > 0);
}
Exemplo n.º 6
0
void IndexTestCase::testDocumentDeletion()
{
    DocumentSchema schema;
    schema.addField("URL", "PRIMARY_KEY", true);
    schema.addTextField("BODY");
    schema.addField("MODIFIED", "INT64", true);
    
    stringstream ss1;
    const size_t NUM_DOCS = 1000;
    size_t i = 0;
    for (; i < NUM_DOCS; ++i)
    {
        ss1 << "url" << i << ", body" << i << " hot," 
            << (i * 100) % 1000 << ";";
    }
    buildIndex(schema, ss1.str());

    stringstream ss2;
    for (; i < 2 * NUM_DOCS; ++i)
    {
        ss2 << "url" << i << ", body" << i << " hot," 
            << (i * 100) % 1000 << ";";
    }

    buildIndex(schema, ss2.str(), true);

    StandardAnalyzerPtr sa(new StandardAnalyzer());
    sa->init();

    TokenViewPtr pTokens = sa->tokenize("hot", 3);
    CPPUNIT_ASSERT(pTokens);
    CPPUNIT_ASSERT(pTokens->getNumTokens() == 1);
    TokenView::Iterator it = pTokens->iterator();
    TermPtr pTerm(new Term("BODY", it.next().getTextValue()));
    
    tstring str = getTestPath();
    
    std::set<docid_t> answer;

    {
        Index index;
        index.open(str, Index::RDWR, NULL); 
        IndexWriterPtr pIndexWriter = index.acquireWriter();
        CPPUNIT_ASSERT(pIndexWriter != NULL);

        IndexReaderPtr pIndexReader = index.acquireReader();
        CPPUNIT_ASSERT(pIndexReader != NULL);

        for (size_t i = 0; i < 2 * NUM_DOCS; ++i)
        {
            stringstream ss;
            ss << "url" << i;
            if (i == 1000 || i == 1500 || i == 1505 || i == 1999)
            {
                pIndexWriter->deleteDocument(ss.str());
            }
            else
            {
                TermReaderPtr pTermReader = pIndexReader->termReader();
                TermPtr pTerm(new Term("URL", ss.str()));
                TermPostingIteratorPtr pIt = pTermReader->seek(pTerm.get());
                docid_t docId = pIt->skipTo(0);
                answer.insert(docId);
            }
        }

        TermReaderPtr pTermReader = pIndexReader->termReader();
        TermPostingIteratorPtr pDocFreqs = pTermReader->seek(pTerm.get());
        CPPUNIT_ASSERT(pDocFreqs);

        CPPUNIT_ASSERT_EQUAL((df_t)NUM_DOCS * 2, pDocFreqs->getTermMeta().getDocFreq());

        std::set<docid_t>::const_iterator it = answer.begin();
        for (docid_t i = 0; i < (docid_t)(2 * NUM_DOCS); )
        {        
            docid_t docId = pDocFreqs->skipTo((docid_t)i);
            i = docId + 1;
            if (docId == INVALID_DOCID)
            {
                break;
            }
            CPPUNIT_ASSERT_EQUAL(*it, docId);
            ++it;
        }
        CPPUNIT_ASSERT(it == answer.end());
    }

    {
        Index index;
        index.open(str, Index::READ, NULL); 
        IndexReaderPtr pIndexReader = index.acquireReader();
        CPPUNIT_ASSERT(pIndexReader != NULL);

        TermReaderPtr pTermReader = pIndexReader->termReader();
        TermPostingIteratorPtr pDocFreqs = pTermReader->seek(pTerm.get());
        CPPUNIT_ASSERT(pDocFreqs);

        CPPUNIT_ASSERT_EQUAL((df_t)(2 * NUM_DOCS), pDocFreqs->getTermMeta().getDocFreq());
        std::set<docid_t>::const_iterator it = answer.begin();
        for (docid_t i = 0; i < (docid_t)(2 * NUM_DOCS); )
        {        
            docid_t docId = pDocFreqs->skipTo((docid_t)i);
            i = docId + 1;
            if (docId == INVALID_DOCID)
            {
                break;
            }
            CPPUNIT_ASSERT_EQUAL(*it, docId);
            ++it;
        }
        CPPUNIT_ASSERT(it == answer.end());

        // for (std::set<docid_t>::const_iterator it = answer.begin();
        //      it != answer.end(); ++it)
        // {
        //     docid_t docId = pDocFreqs->skipTo(*it);
        //     CPPUNIT_ASSERT_EQUAL(*it, docId);
        // }

        // docid_t docId = pDocFreqs->skipTo(NUM_DOCS + 0);
        // CPPUNIT_ASSERT_EQUAL((docid_t)NUM_DOCS + 1, docId);
        // docId = pDocFreqs->skipTo(NUM_DOCS + 500);
        // CPPUNIT_ASSERT_EQUAL((docid_t)NUM_DOCS + 501, docId);
        // docId = pDocFreqs->skipTo(NUM_DOCS + 505);
        // CPPUNIT_ASSERT_EQUAL((docid_t)NUM_DOCS + 506, docId);
        // docId = pDocFreqs->skipTo(2 * NUM_DOCS - 1);
        // CPPUNIT_ASSERT_EQUAL((docid_t)INVALID_DOCID, docId);
    }
}
Exemplo n.º 7
0
void KeywordIndexTestCase::testPosting()
{
    const size_t NUM_DOCS = 100;

    vector<HashAndDoc> hashVec;
    stringstream ss;
    size_t i;
    for (i = 0; i < NUM_DOCS; ++i)
    {
        stringstream ss1;
        ss1 << "abc" << i;
        ss << ss1.str() << ", " << "abc" << ";";
        HashAndDoc hd;
        hd.nHash = Hash::hashString64(ss1.str().c_str());
        hd.docId = (docid_t)i;
        hashVec.push_back(hd);
    }
    GLOBAL_CONF().Build.buildThreadCount = 1;
    buildKeywordIndex(ss.str());

    Index index;
    index.open(getIndexPath(), Index::READ, NULL);
    IndexReaderPtr pReader = index.acquireReader();
    TermReaderPtr pTermReader = pReader->termReader();
    TermIteratorPtr pIterator = pTermReader->termIterator("Keyword1");
    CPPUNIT_ASSERT(!pIterator.isNull());

    sort(hashVec.begin(), hashVec.end(), hashLess);
    int32_t j = 0;
    while (pIterator->hasNext())
    {
        TermIterator::TermEntry entry = pIterator->next();

        const Term* pTerm = entry.term;
        const UInt64Term* pTermX = pTerm->cast<uint64_t>();
        uint64_t nCurTerm = pTermX->getValue();
        uint64_t nExpTerm = hashVec[j].nHash;
        CPPUNIT_ASSERT_EQUAL(nExpTerm, nCurTerm);

        TermPostingIteratorPtr pPostingIter = entry.postingIterator;
        CPPUNIT_ASSERT(pPostingIter != NULL);
        docid_t docId = pPostingIter->skipTo(0);
        CPPUNIT_ASSERT_EQUAL(hashVec[j].docId, docId);
        docId = pPostingIter->skipTo(docId + 1);
        CPPUNIT_ASSERT_EQUAL((docid_t)INVALID_DOCID, docId);
        j++;
    } 

    //test abc term
    TermIteratorPtr pIterator2 = pTermReader->termIterator("Keyword2");
    CPPUNIT_ASSERT(!pIterator2.isNull());
    i = 0;
    while (pIterator2->hasNext())
    {
        TermIterator::TermEntry entry = pIterator2->next();

        const Term* pTerm = entry.term;
        const UInt64Term* pTermX = pTerm->cast<uint64_t>();
        uint64_t nCurTerm = pTermX->getValue();
        uint64_t nExpTerm = Hash::hashString64("abc");
        CPPUNIT_ASSERT_EQUAL(nExpTerm, nCurTerm);

        TermPostingIteratorPtr pPostingIter = entry.postingIterator;
        CPPUNIT_ASSERT(pPostingIter != NULL);
        docid_t docId = 0;
        docid_t docIdRet = 0;
        while ((docIdRet = pPostingIter->skipTo(docId)) != INVALID_DOCID)
        {
            CPPUNIT_ASSERT_EQUAL(docId++, docIdRet);
        }
        CPPUNIT_ASSERT_EQUAL((docid_t)100, docId);
        i++;
    } 
    CPPUNIT_ASSERT_EQUAL((size_t)1, i);
}