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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "searchhistory.h"
#include <vespa/searchlib/fef/termfieldmatchdata.h>
#include <vespa/searchlib/queryeval/fake_search.h>
#include <vespa/searchlib/queryeval/searchiterator.h>
#include <string>
namespace search::queryeval::test {
/**
* Proxy and wrapper for FakeSearch to track search history and
* keep match data.
**/
class TrackedSearch : public SearchIterator
{
private:
std::string _name;
SearchHistory &_history;
fef::TermFieldMatchData _matchData;
SearchIterator::UP _search;
std::unique_ptr<MinMaxPostingInfo> _minMaxPostingInfo;
static fef::TermFieldMatchDataArray makeArray(fef::TermFieldMatchData &match) {
fef::TermFieldMatchDataArray array;
array.add(&match);
return array;
}
protected:
void doSeek(uint32_t docid) override {
_history.seek(_name, docid);
_search->seek(docid);
setDocId(_search->getDocId());
_history.step(_name, getDocId());
}
void doUnpack(uint32_t docid) override {
_history.unpack(_name, docid);
_search->unpack(docid);
}
public:
// wraps a FakeSearch and owns its match data
TrackedSearch(const std::string &name, SearchHistory &hist,
const FakeResult &result, const MinMaxPostingInfo &minMaxPostingInfo)
: _name(name), _history(hist), _matchData(),
_search(new FakeSearch("<tag>", "<field>", "<term>", result, makeArray(_matchData))),
_minMaxPostingInfo(new MinMaxPostingInfo(minMaxPostingInfo))
{ setDocId(_search->getDocId()); }
// wraps a FakeSearch with external match data
TrackedSearch(const std::string &name, SearchHistory &hist,
const FakeResult &result, fef::TermFieldMatchData &tfmd,
const MinMaxPostingInfo &minMaxPostingInfo)
: _name(name), _history(hist), _matchData(),
_search(new FakeSearch("<tag>", "<field>", "<term>", result, makeArray(tfmd))),
_minMaxPostingInfo(new MinMaxPostingInfo(minMaxPostingInfo))
{ setDocId(_search->getDocId()); }
// wraps a generic search (typically wand)
TrackedSearch(const std::string &name, SearchHistory &hist, SearchIterator::UP search)
: _name(name), _history(hist), _matchData(), _search(std::move(search)), _minMaxPostingInfo()
{ setDocId(_search->getDocId()); }
// wraps a generic search (typically wand)
TrackedSearch(const std::string &name, SearchHistory &hist, SearchIterator *search)
: _name(name), _history(hist), _matchData(), _search(search), _minMaxPostingInfo()
{ setDocId(_search->getDocId()); }
const PostingInfo *getPostingInfo() const override {
return _minMaxPostingInfo.get();
}
};
}
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