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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "fake_search.h"
#include <vespa/searchlib/fef/termfieldmatchdataposition.h>
#include <vespa/searchlib/fef/termfieldmatchdata.h>
#include <vespa/vespalib/objects/visit.h>
#include <vespa/searchcommon/attribute/i_search_context.h>
#include <cassert>
namespace search::queryeval {
FakeSearch::FakeSearch(const vespalib::string &tag, const vespalib::string &field,
const vespalib::string &term, const FakeResult &res,
fef::TermFieldMatchDataArray tfmda)
: _tag(tag), _field(field), _term(term),
_result(res), _offset(0), _tfmda(std::move(tfmda)),
_ctx(nullptr)
{
assert(_tfmda.size() == 1);
}
void
FakeSearch::doSeek(uint32_t docid)
{
while (valid() && docid > currId()) {
next();
}
if (valid()) {
setDocId(currId());
} else {
setAtEnd();
}
}
void
FakeSearch::doUnpack(uint32_t docid)
{
using PosCtx = fef::TermFieldMatchDataPosition;
using Doc = FakeResult::Document;
using Elem = FakeResult::Element;
assert(valid());
const Doc &doc = _result.inspect()[_offset];
assert(doc.docId == docid);
_tfmda[0]->reset(docid);
int32_t sum_weight = 0;
for (uint32_t i = 0; i < doc.elements.size(); ++i) {
const Elem &elem = doc.elements[i];
sum_weight += elem.weight;
if (!is_attr()) {
for (uint32_t j = 0; j < elem.positions.size(); ++j) {
_tfmda[0]->appendPosition(PosCtx(elem.id, elem.positions[j],
elem.weight, elem.length));
}
}
}
if (is_attr()) {
_tfmda[0]->appendPosition(PosCtx(0, 0, sum_weight, 1));
}
if (_tfmda[0]->needs_interleaved_features()) {
_tfmda[0]->setNumOccs(doc.num_occs);
_tfmda[0]->setFieldLength(doc.field_length);
}
}
void
FakeSearch::visitMembers(vespalib::ObjectVisitor &visitor) const
{
visit(visitor, "tag", _tag);
visit(visitor, "field", _field);
visit(visitor, "term", _term);
}
}
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