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dictionary_test.cpp
1517 lines (1379 loc) · 44.4 KB
/
dictionary_test.cpp
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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/searchlib/diskindex/fusion.h>
#include <vespa/searchlib/diskindex/indexbuilder.h>
#include <vespa/searchlib/diskindex/zcposoccrandread.h>
#include <vespa/searchlib/fef/fieldpositionsiterator.h>
#include <vespa/searchlib/fef/termfieldmatchdata.h>
#include <vespa/searchlib/index/docbuilder.h>
#include <vespa/searchlib/index/dummyfileheadercontext.h>
#include <vespa/searchlib/btree/btreeroot.hpp>
#include <vespa/searchlib/btree/btreenodeallocator.hpp>
#include <vespa/searchlib/memoryindex/dictionary.h>
#include <vespa/searchlib/memoryindex/documentinverter.h>
#include <vespa/searchlib/memoryindex/fieldinverter.h>
#include <vespa/searchlib/memoryindex/postingiterator.h>
#include <vespa/searchlib/memoryindex/ordereddocumentinserter.h>
#include <vespa/searchlib/common/sequencedtaskexecutor.h>
#include <vespa/searchlib/test/searchiteratorverifier.h>
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/log/log.h>
LOG_SETUP("dictionary_test");
namespace search {
using namespace btree;
using namespace datastore;
using namespace fef;
using namespace index;
using document::Document;
using queryeval::SearchIterator;
using search::index::schema::CollectionType;
using search::index::schema::DataType;
using test::SearchIteratorVerifier;
using vespalib::GenerationHandler;
namespace memoryindex {
typedef Dictionary::PostingList PostingList;
typedef PostingList::ConstIterator PostingConstItr;
class MyBuilder : public IndexBuilder {
private:
std::stringstream _ss;
bool _insideWord;
bool _insideField;
bool _insideDoc;
bool _insideElem;
bool _firstWord;
bool _firstField;
bool _firstDoc;
bool _firstElem;
bool _firstPos;
public:
MyBuilder(const Schema &schema)
: IndexBuilder(schema),
_ss(),
_insideWord(false),
_insideField(false),
_insideDoc(false),
_insideElem(false),
_firstWord(true),
_firstField(true),
_firstDoc(true),
_firstElem(true),
_firstPos(true)
{}
virtual void
startWord(vespalib::stringref word) override
{
assert(_insideField);
assert(!_insideWord);
if (!_firstWord)
_ss << ",";
_ss << "w=" << word << "[";
_firstDoc = true;
_insideWord = true;
}
virtual void
endWord() override
{
assert(_insideWord);
assert(!_insideDoc);
_ss << "]";
_firstWord = false;
_insideWord = false;
}
virtual void
startField(uint32_t fieldId) override
{
assert(!_insideField);
if (!_firstField) _ss << ",";
_ss << "f=" << fieldId << "[";
_firstWord = true;
_insideField = true;
}
virtual void
endField() override
{
assert(_insideField);
assert(!_insideWord);
_ss << "]";
_firstField = false;
_insideField = false;
}
virtual void
startDocument(uint32_t docId) override
{
assert(_insideWord);
assert(!_insideDoc);
if (!_firstDoc) _ss << ",";
_ss << "d=" << docId << "[";
_firstElem = true;
_insideDoc = true;
}
virtual void
endDocument() override
{
assert(_insideDoc);
assert(!_insideElem);
_ss << "]";
_firstDoc = false;
_insideDoc = false;
}
virtual void
startElement(uint32_t elementId,
int32_t weight,
uint32_t elementLen) override
{
assert(_insideDoc);
assert(!_insideElem);
if (!_firstElem)
_ss << ",";
_ss << "e=" << elementId <<
",w=" << weight << ",l=" << elementLen << "[";
_firstPos = true;
_insideElem = true;
}
virtual void
endElement() override
{
assert(_insideElem);
_ss << "]";
_firstElem = false;
_insideElem = false;
}
virtual void
addOcc(const WordDocElementWordPosFeatures &features) override
{
assert(_insideElem);
if (!_firstPos) _ss << ",";
_ss << features.getWordPos();
_firstPos = false;
}
std::string
toStr() const
{
return _ss.str();
}
};
std::string
toString(FieldPositionsIterator posItr,
bool hasElements = false,
bool hasWeights = false)
{
std::stringstream ss;
ss << "{";
ss << posItr.getFieldLength() << ":";
bool first = true;
for (; posItr.valid(); posItr.next()) {
if (!first) ss << ",";
ss << posItr.getPosition();
first = false;
if (hasElements) {
ss << "[e=" << posItr.getElementId();
if (hasWeights)
ss << ",w=" << posItr.getElementWeight();
ss << ",l=" << posItr.getElementLen() << "]";
}
}
ss << "}";
return ss.str();
}
bool
assertPostingList(const std::string &exp,
PostingConstItr itr,
const FeatureStore *store = NULL)
{
std::stringstream ss;
FeatureStore::DecodeContextCooked decoder(NULL);
TermFieldMatchData tfmd;
TermFieldMatchDataArray matchData;
matchData.add(&tfmd);
ss << "[";
for (size_t i = 0; itr.valid(); ++itr, ++i) {
if (i > 0) ss << ",";
uint32_t docId = itr.getKey();
ss << docId;
if (store != NULL) { // consider features as well
EntryRef ref(itr.getData());
store->setupForField(0, decoder);
store->setupForUnpackFeatures(ref, decoder);
decoder.unpackFeatures(matchData, docId);
ss << toString(tfmd.getIterator());
}
}
ss << "]";
return EXPECT_EQUAL(exp, ss.str());
}
bool
assertPostingList(std::vector<uint32_t> &exp, PostingConstItr itr)
{
std::stringstream ss;
ss << "[";
for (size_t i = 0; i < exp.size(); ++i) {
if (i > 0) ss << ",";
ss << exp[i];
}
ss << "]";
return assertPostingList(ss.str(), itr);
}
namespace
{
/**
* MockDictionary is a simple mockup of memory index, used to verify
* that we get correct posting lists from real memory index.
*/
class MockDictionary
{
std::map<std::pair<vespalib::string, uint32_t>, std::set<uint32_t>> _dict;
vespalib::string _word;
uint32_t _fieldId;
public:
~MockDictionary();
void
setNextWord(const vespalib::string &word)
{
_word = word;
}
void
setNextField(uint32_t fieldId)
{
_fieldId = fieldId;
}
void
add(uint32_t docId)
{
_dict[std::make_pair(_word, _fieldId)].insert(docId);
}
void
remove(uint32_t docId)
{
_dict[std::make_pair(_word, _fieldId)].erase(docId);
}
std::vector<uint32_t>
find(const vespalib::string &word, uint32_t fieldId)
{
std::vector<uint32_t> res;
for (auto docId : _dict[std::make_pair(word, fieldId)] ) {
res.push_back(docId);
}
return res;
}
auto begin()
{
return _dict.begin();
}
auto end()
{
return _dict.end();
}
};
MockDictionary::~MockDictionary() = default;
/**
* MockWordStoreScan is a helper class to ensure that previous word is
* still stored safely in memory, to satisfy OrderedDocumentInserter
* needs.
*/
class MockWordStoreScan
{
vespalib::string _word0;
vespalib::string _word1;
vespalib::string *_prevWord;
vespalib::string *_word;
public:
MockWordStoreScan()
: _word0(),
_word1(),
_prevWord(&_word0),
_word(&_word1)
{ }
~MockWordStoreScan();
const vespalib::string &
getWord() const
{
return *_word;
}
const vespalib::string &
setWord(const vespalib::string &word)
{
std::swap(_prevWord, _word);
*_word = word;
return *_word;
}
};
MockWordStoreScan::~MockWordStoreScan() = default;
/**
* MyInserter performs insertions on both a mockup version of memory index
* and a real memory index. Mockup version is used to calculate expected
* answers.
*/
class MyInserter
{
MockWordStoreScan _wordStoreScan;
MockDictionary _mock;
Dictionary _d;
DocIdAndPosOccFeatures _features;
IOrderedDocumentInserter *_documentInserter;
public:
MyInserter(const Schema &schema)
: _wordStoreScan(),
_mock(),
_d(schema),
_features(),
_documentInserter(nullptr)
{
_features.addNextOcc(0, 0, 1, 1);
}
~MyInserter();
void
setNextWord(const vespalib::string &word)
{
const vespalib::string &w = _wordStoreScan.setWord(word);
_documentInserter->setNextWord(w);
_mock.setNextWord(w);
}
void
setNextField(uint32_t fieldId)
{
if (_documentInserter != nullptr) {
_documentInserter->flush();
}
_documentInserter = &_d.getFieldIndex(fieldId)->getInserter();
_documentInserter->rewind();
_mock.setNextField(fieldId);
}
void
add(uint32_t docId)
{
_documentInserter->add(docId, _features);
_mock.add(docId);
}
void
remove(uint32_t docId)
{
_documentInserter->remove(docId);
_mock.remove(docId);
}
bool
assertPosting(const vespalib::string &word,
uint32_t fieldId)
{
std::vector<uint32_t> exp = _mock.find(word, fieldId);
PostingConstItr itr = _d.find(word, fieldId);
return EXPECT_TRUE(assertPostingList(exp, itr));
}
bool
assertPostings()
{
if (_documentInserter != nullptr) {
_documentInserter->flush();
}
for (auto wfp : _mock) {
auto &wf = wfp.first;
auto &word = wf.first;
auto fieldId = wf.second;
if (!EXPECT_TRUE(assertPosting(word, fieldId))) {
return false;
}
}
return true;
}
void
rewind()
{
if (_documentInserter != nullptr) {
_documentInserter->flush();
_documentInserter = nullptr;
}
}
uint32_t
getNumUniqueWords()
{
return _d.getNumUniqueWords();
}
Dictionary &getDict() { return _d; }
};
MyInserter::~MyInserter() = default;
void
myremove(uint32_t docId, DocumentInverter &inv, Dictionary &d,
ISequencedTaskExecutor &invertThreads)
{
inv.removeDocument(docId);
invertThreads.sync();
inv.pushDocuments(d, std::shared_ptr<IDestructorCallback>());
}
class WrapInserter
{
OrderedDocumentInserter &_inserter;
public:
WrapInserter(Dictionary &d, uint32_t fieldId)
: _inserter(d.getFieldIndex(fieldId)->getInserter())
{
}
WrapInserter &word(vespalib::stringref word_)
{
_inserter.setNextWord(word_);
return *this;
}
WrapInserter &add(uint32_t docId, const index::DocIdAndFeatures &features)
{
_inserter.add(docId, features);
return *this;
}
WrapInserter &add(uint32_t docId)
{
DocIdAndPosOccFeatures features;
features.addNextOcc(0, 0, 1, 1);
return add(docId, features);
}
WrapInserter &remove(uint32_t docId)
{
_inserter.remove(docId);
return *this;
}
WrapInserter &flush()
{
_inserter.flush();
return *this;
}
WrapInserter &rewind()
{
_inserter.rewind();
return *this;
}
datastore::EntryRef
getWordRef()
{
return _inserter.getWordRef();
}
};
class MyDrainRemoves : IDocumentRemoveListener
{
DocumentRemover &_remover;
public:
virtual void remove(const vespalib::stringref, uint32_t) override { }
MyDrainRemoves(Dictionary &d, uint32_t fieldId)
: _remover(d.getFieldIndex(fieldId)->getDocumentRemover())
{
}
void drain(uint32_t docId)
{
_remover.remove(docId, *this);
}
};
void
myPushDocument(DocumentInverter &inv, Dictionary &d)
{
inv.pushDocuments(d, std::shared_ptr<IDestructorCallback>());
}
const FeatureStore *
featureStorePtr(const Dictionary &d, uint32_t fieldId)
{
return &d.getFieldIndex(fieldId)->getFeatureStore();
}
const FeatureStore &
featureStoreRef(const Dictionary &d, uint32_t fieldId)
{
return d.getFieldIndex(fieldId)->getFeatureStore();
}
DataStoreBase::MemStats
getFeatureStoreMemStats(const Dictionary &d)
{
DataStoreBase::MemStats res;
uint32_t numFields = d.getNumFields();
for (uint32_t fieldId = 0; fieldId < numFields; ++fieldId) {
DataStoreBase::MemStats stats =
d.getFieldIndex(fieldId)->getFeatureStore().getMemStats();
res += stats;
}
return res;
}
void myCommit(Dictionary &d, ISequencedTaskExecutor &pushThreads)
{
uint32_t fieldId = 0;
for (auto &fieldIndex : d.getFieldIndexes()) {
pushThreads.execute(fieldId,
[fieldIndex(fieldIndex.get())]()
{ fieldIndex->commit(); });
++fieldId;
}
pushThreads.sync();
}
void
myCompactFeatures(Dictionary &d, ISequencedTaskExecutor &pushThreads)
{
uint32_t fieldId = 0;
for (auto &fieldIndex : d.getFieldIndexes()) {
pushThreads.execute(fieldId,
[fieldIndex(fieldIndex.get())]()
{ fieldIndex->compactFeatures(); });
++fieldId;
}
}
}
struct Fixture
{
Schema _schema;
Fixture() : _schema() {
_schema.addIndexField(Schema::IndexField("f0", DataType::STRING));
_schema.addIndexField(Schema::IndexField("f1", DataType::STRING));
_schema.addIndexField(Schema::IndexField("f2", DataType::STRING, CollectionType::ARRAY));
_schema.addIndexField(Schema::IndexField("f3", DataType::STRING, CollectionType::WEIGHTEDSET));
}
const Schema & getSchema() const { return _schema; }
};
TEST_F("requireThatFreshInsertWorks", Fixture)
{
Dictionary d(f.getSchema());
SequencedTaskExecutor pushThreads(2);
EXPECT_TRUE(assertPostingList("[]", d.find("a", 0)));
EXPECT_TRUE(assertPostingList("[]", d.findFrozen("a", 0)));
EXPECT_EQUAL(0u, d.getNumUniqueWords());
WrapInserter(d, 0).word("a").add(10).flush();
EXPECT_TRUE(assertPostingList("[10]", d.find("a", 0)));
EXPECT_TRUE(assertPostingList("[]", d.findFrozen("a", 0)));
myCommit(d, pushThreads);
EXPECT_TRUE(assertPostingList("[10]", d.findFrozen("a", 0)));
EXPECT_EQUAL(1u, d.getNumUniqueWords());
}
TEST_F("requireThatAppendInsertWorks", Fixture)
{
Dictionary d(f.getSchema());
SequencedTaskExecutor pushThreads(2);
WrapInserter(d, 0).word("a").add(10).flush().rewind().
word("a").add(5).flush();
EXPECT_TRUE(assertPostingList("[5,10]", d.find("a", 0)));
EXPECT_TRUE(assertPostingList("[]", d.findFrozen("a", 0)));
WrapInserter(d, 0).rewind().word("a").add(20).flush();
EXPECT_TRUE(assertPostingList("[5,10,20]", d.find("a", 0)));
EXPECT_TRUE(assertPostingList("[]", d.findFrozen("a", 0)));
myCommit(d, pushThreads);
EXPECT_TRUE(assertPostingList("[5,10,20]", d.findFrozen("a", 0)));
}
TEST_F("requireThatMultiplePostingListsCanExist", Fixture)
{
Dictionary d(f.getSchema());
WrapInserter(d, 0).word("a").add(10).word("b").add(11).add(15).flush();
WrapInserter(d, 1).word("a").add(5).word("b").add(12).flush();
EXPECT_EQUAL(4u, d.getNumUniqueWords());
EXPECT_TRUE(assertPostingList("[10]", d.find("a", 0)));
EXPECT_TRUE(assertPostingList("[5]", d.find("a", 1)));
EXPECT_TRUE(assertPostingList("[11,15]", d.find("b", 0)));
EXPECT_TRUE(assertPostingList("[12]", d.find("b", 1)));
EXPECT_TRUE(assertPostingList("[]", d.find("a", 2)));
EXPECT_TRUE(assertPostingList("[]", d.find("c", 0)));
}
TEST_F("requireThatRemoveWorks", Fixture)
{
Dictionary d(f.getSchema());
WrapInserter(d, 0).word("a").remove(10).flush();
EXPECT_TRUE(assertPostingList("[]", d.find("a", 0)));
WrapInserter(d, 0).add(10).add(20).add(30).flush();
EXPECT_TRUE(assertPostingList("[10,20,30]", d.find("a", 0)));
WrapInserter(d, 0).rewind().word("a").remove(10).flush();
EXPECT_TRUE(assertPostingList("[20,30]", d.find("a", 0)));
WrapInserter(d, 0).remove(20).flush();
EXPECT_TRUE(assertPostingList("[30]", d.find("a", 0)));
WrapInserter(d, 0).remove(30).flush();
EXPECT_TRUE(assertPostingList("[]", d.find("a", 0)));
EXPECT_EQUAL(1u, d.getNumUniqueWords());
MyDrainRemoves(d, 0).drain(10);
WrapInserter(d, 0).rewind().word("a").add(10).flush();
EXPECT_TRUE(assertPostingList("[10]", d.find("a", 0)));
}
TEST_F("requireThatMultipleInsertAndRemoveWorks", Fixture)
{
MyInserter inserter(f.getSchema());
uint32_t numFields = 4;
for (uint32_t fi = 0; fi < numFields; ++fi) {
inserter.setNextField(fi);
for (char w = 'a'; w <= 'z'; ++w) {
std::string word(&w, 1);
inserter.setNextWord(word);
for (uint32_t di = 0; di < (uint32_t) w; ++di) { // insert
inserter.add(di * 3);
}
EXPECT_EQUAL((w - 'a' + 1u) + ('z' - 'a' +1u) * fi,
inserter.getNumUniqueWords());
}
}
EXPECT_TRUE(inserter.assertPostings());
inserter.rewind();
for (uint32_t fi = 0; fi < numFields; ++fi) {
MyDrainRemoves drainRemoves(inserter.getDict(), fi);
for (uint32_t di = 0; di < 'z' * 2 + 1; ++di) {
drainRemoves.drain(di);
}
}
for (uint32_t fi = 0; fi < numFields; ++fi) {
inserter.setNextField(fi);
for (char w = 'a'; w <= 'z'; ++w) {
std::string word(&w, 1);
inserter.setNextWord(word);
for (uint32_t di = 0; di < (uint32_t) w; ++di) {
// remove half of the docs
if ((di % 2) == 0) {
inserter.remove(di * 2);
} else {
inserter.add(di * 2 + 1);
}
}
}
}
EXPECT_TRUE(inserter.assertPostings());
}
void
addElement(DocIdAndFeatures &f,
uint32_t elemLen,
uint32_t numOccs,
int32_t weight = 1)
{
f._elements.push_back(WordDocElementFeatures(f._elements.size()));
f._elements.back().setElementLen(elemLen);
f._elements.back().setWeight(weight);
f._elements.back().setNumOccs(numOccs);
for (uint32_t i = 0; i < numOccs; ++i) {
f._wordPositions.push_back(WordDocElementWordPosFeatures(i));
}
}
DocIdAndFeatures
getFeatures(uint32_t elemLen, uint32_t numOccs, int32_t weight = 1)
{
DocIdAndFeatures f;
addElement(f, elemLen, numOccs, weight);
return f;
}
TEST_F("requireThatFeaturesAreInPostingLists", Fixture)
{
Dictionary d(f.getSchema());
WrapInserter(d, 0).word("a").add(1, getFeatures(4, 2)).flush();
EXPECT_TRUE(assertPostingList("[1{4:0,1}]",
d.find("a", 0),
featureStorePtr(d, 0)));
WrapInserter(d, 0).word("b").add(2, getFeatures(5, 1)).
add(3, getFeatures(6, 2)).flush();
EXPECT_TRUE(assertPostingList("[2{5:0},3{6:0,1}]",
d.find("b", 0),
featureStorePtr(d, 0)));
WrapInserter(d, 1).word("c").add(4, getFeatures(7, 2)).flush();
EXPECT_TRUE(assertPostingList("[4{7:0,1}]",
d.find("c", 1),
featureStorePtr(d, 1)));
}
class Verifier : public SearchIteratorVerifier {
public:
Verifier(const Schema & schema);
~Verifier();
SearchIterator::UP create(bool strict) const override {
(void) strict;
TermFieldMatchDataArray matchData;
matchData.add(&_tfmd);
return std::make_unique<PostingIterator>(_dictionary.find("a", 0), featureStoreRef(_dictionary, 0), 0, matchData);
}
private:
mutable TermFieldMatchData _tfmd;
Dictionary _dictionary;
};
Verifier::Verifier(const Schema & schema)
: _tfmd(),
_dictionary(schema)
{
WrapInserter inserter(_dictionary, 0);
inserter.word("a");
for (uint32_t docId : getExpectedDocIds()) {
inserter.add(docId);
}
inserter.flush();
}
Verifier::~Verifier() {}
TEST_F("require that postingiterator conforms", Fixture) {
Verifier verifier(f.getSchema());
verifier.verify();
}
TEST_F("requireThatPostingIteratorIsWorking", Fixture)
{
Dictionary d(f.getSchema());
WrapInserter(d, 0).word("a").add(10, getFeatures(4, 1)).
add(20, getFeatures(5, 2)).
add(30, getFeatures(6, 1)).
add(40, getFeatures(7, 2)).flush();
TermFieldMatchData tfmd;
TermFieldMatchDataArray matchData;
matchData.add(&tfmd);
{
PostingIterator itr(d.find("not", 0),
featureStoreRef(d, 0),
0, matchData);
itr.initFullRange();
EXPECT_TRUE(itr.isAtEnd());
}
{
PostingIterator itr(d.find("a", 0),
featureStoreRef(d, 0),
0, matchData);
itr.initFullRange();
EXPECT_EQUAL(10u, itr.getDocId());
itr.unpack(10);
EXPECT_EQUAL("{4:0}", toString(tfmd.getIterator()));
EXPECT_TRUE(!itr.seek(25));
EXPECT_EQUAL(30u, itr.getDocId());
itr.unpack(30);
EXPECT_EQUAL("{6:0}", toString(tfmd.getIterator()));
EXPECT_TRUE(itr.seek(40));
EXPECT_EQUAL(40u, itr.getDocId());
itr.unpack(40);
EXPECT_EQUAL("{7:0,1}", toString(tfmd.getIterator()));
EXPECT_TRUE(!itr.seek(41));
EXPECT_TRUE(itr.isAtEnd());
}
}
TEST_F("requireThatDumpingToIndexBuilderIsWorking", Fixture)
{
{
MyBuilder b(f.getSchema());
WordDocElementWordPosFeatures wpf;
b.startField(4);
b.startWord("a");
b.startDocument(2);
b.startElement(0, 10, 20);
wpf.setWordPos(1);
b.addOcc(wpf);
wpf.setWordPos(3);
b.addOcc(wpf);
b.endElement();
b.endDocument();
b.endWord();
b.endField();
EXPECT_EQUAL("f=4[w=a[d=2[e=0,w=10,l=20[1,3]]]]", b.toStr());
}
{
Dictionary d(f.getSchema());
MyBuilder b(f.getSchema());
DocIdAndFeatures df;
WrapInserter(d, 1).word("a").add(5, getFeatures(2, 1)).
add(7, getFeatures(3, 2)).
word("b").add(5, getFeatures(12, 2)).flush();
df = getFeatures(4, 1);
addElement(df, 5, 2);
WrapInserter(d, 2).word("a").add(5, df);
df = getFeatures(6, 1);
addElement(df, 7, 2);
WrapInserter(d, 2).add(7, df).flush();
df = getFeatures(8, 1, 12);
addElement(df, 9, 2, 13);
WrapInserter(d, 3).word("a").add(5, df);
df = getFeatures(10, 1, 14);
addElement(df, 11, 2, 15);
WrapInserter(d, 3).add(7, df).flush();
d.dump(b);
EXPECT_EQUAL("f=0[],"
"f=1[w=a[d=5[e=0,w=1,l=2[0]],d=7[e=0,w=1,l=3[0,1]]],"
"w=b[d=5[e=0,w=1,l=12[0,1]]]],"
"f=2[w=a[d=5[e=0,w=1,l=4[0],e=1,w=1,l=5[0,1]],"
"d=7[e=0,w=1,l=6[0],e=1,w=1,l=7[0,1]]]],"
"f=3[w=a[d=5[e=0,w=12,l=8[0],e=1,w=13,l=9[0,1]],"
"d=7[e=0,w=14,l=10[0],e=1,w=15,l=11[0,1]]]]",
b.toStr());
}
{ // test word with no docs
Dictionary d(f.getSchema());
WrapInserter(d, 0).word("a").add(2, getFeatures(2, 1)).
word("b").add(4, getFeatures(4, 1)).flush().rewind().
word("a").remove(2).flush();
{
MyBuilder b(f.getSchema());
d.dump(b);
EXPECT_EQUAL("f=0[w=b[d=4[e=0,w=1,l=4[0]]]],f=1[],f=2[],f=3[]",
b.toStr());
}
{
search::diskindex::IndexBuilder b(f.getSchema());
b.setPrefix("dump");
TuneFileIndexing tuneFileIndexing;
DummyFileHeaderContext fileHeaderContext;
b.open(5, 2, tuneFileIndexing, fileHeaderContext);
d.dump(b);
b.close();
}
}
}
template <typename FixtureBase>
class DictionaryFixture : public FixtureBase
{
public:
using FixtureBase::getSchema;
Dictionary _d;
DocBuilder _b;
SequencedTaskExecutor _invertThreads;
SequencedTaskExecutor _pushThreads;
DocumentInverter _inv;
DictionaryFixture()
: FixtureBase(),
_d(getSchema()),
_b(getSchema()),
_invertThreads(2),
_pushThreads(2),
_inv(getSchema(), _invertThreads, _pushThreads)
{
}
};
TEST_F("requireThatInversionIsWorking", DictionaryFixture<Fixture>)
{
Document::UP doc;
f._b.startDocument("doc::10");
f._b.startIndexField("f0").
addStr("a").addStr("b").addStr("c").addStr("d").
endField();
doc = f._b.endDocument();
f._inv.invertDocument(10, *doc);
f._invertThreads.sync();
myPushDocument(f._inv, f._d);
f._pushThreads.sync();
f._b.startDocument("doc::20");
f._b.startIndexField("f0").
addStr("a").addStr("a").addStr("b").addStr("c").addStr("d").
endField();
doc = f._b.endDocument();
f._inv.invertDocument(20, *doc);
f._invertThreads.sync();
myPushDocument(f._inv, f._d);
f._pushThreads.sync();
f._b.startDocument("doc::30");
f._b.startIndexField("f0").
addStr("a").addStr("b").addStr("c").addStr("d").
addStr("e").addStr("f").
endField();
f._b.startIndexField("f1").
addStr("\nw2").addStr("w").addStr("x").
addStr("\nw3").addStr("y").addStr("z").
endField();
f._b.startIndexField("f2").
startElement(4).
addStr("w").addStr("x").
endElement().
startElement(5).
addStr("y").addStr("z").
endElement().
endField();
f._b.startIndexField("f3").
startElement(6).
addStr("w").addStr("x").
endElement().
startElement(7).
addStr("y").addStr("z").
endElement().
endField();
doc = f._b.endDocument();
f._inv.invertDocument(30, *doc);
f._invertThreads.sync();
myPushDocument(f._inv, f._d);
f._pushThreads.sync();
f._b.startDocument("doc::40");
f._b.startIndexField("f0").
addStr("a").addStr("a").addStr("b").addStr("c").addStr("a").
addStr("e").addStr("f").
endField();
doc = f._b.endDocument();
f._inv.invertDocument(40, *doc);
f._invertThreads.sync();
myPushDocument(f._inv, f._d);
f._pushThreads.sync();
f._b.startDocument("doc::999");
f._b.startIndexField("f0").
addStr("this").addStr("is").addStr("_a_").addStr("test").
addStr("for").addStr("insertion").addStr("speed").addStr("with").
addStr("more").addStr("than").addStr("just").addStr("__a__").
addStr("few").addStr("words").addStr("present").addStr("in").
addStr("some").addStr("of").addStr("the").addStr("fields").
endField();
f._b.startIndexField("f1").
addStr("the").addStr("other").addStr("field").addStr("also").
addStr("has").addStr("some").addStr("content").
endField();
f._b.startIndexField("f2").
startElement(1).
addStr("strange").addStr("things").addStr("here").
addStr("has").addStr("some").addStr("content").
endElement().
endField();
f._b.startIndexField("f3").