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/**
* Copyright (C) 2020-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/platform/basic.h"
#include "mongo/db/catalog/collection.h"
#include "mongo/db/catalog/collection_mock.h"
#include "mongo/db/matcher/extensions_callback_noop.h"
#include "mongo/db/pipeline/expression_context_for_test.h"
#include "mongo/db/query/mock_yield_policies.h"
#include "mongo/db/query/sbe_stage_builder.h"
#include "mongo/db/query/sbe_stage_builder_test_fixture.h"
namespace mongo {
std::unique_ptr<QuerySolution> SbeStageBuilderTestFixture::makeQuerySolution(
std::unique_ptr<QuerySolutionNode> root) {
auto querySoln = std::make_unique<QuerySolution>();
querySoln->setRoot(std::move(root));
return querySoln;
}
std::tuple<sbe::value::SlotVector,
std::unique_ptr<sbe::PlanStage>,
stage_builder::PlanStageData,
boost::intrusive_ptr<ExpressionContext>>
SbeStageBuilderTestFixture::buildPlanStage(
std::unique_ptr<QuerySolution> querySolution,
MultipleCollectionAccessor& colls,
bool hasRecordId,
std::unique_ptr<ShardFiltererFactoryInterface> shardFiltererInterface,
std::unique_ptr<CollatorInterface> collator) {
auto findCommand = std::make_unique<FindCommandRequest>(_nss);
const boost::intrusive_ptr<ExpressionContext> expCtx(
new ExpressionContextForTest(operationContext(), _nss, std::move(collator)));
auto statusWithCQ =
CanonicalQuery::canonicalize(operationContext(), std::move(findCommand), false, expCtx);
ASSERT_OK(statusWithCQ.getStatus());
if (hasRecordId) {
// Force the builder to generate the RecordId output even if it isn't needed by the plan.
statusWithCQ.getValue()->setForceGenerateRecordId(true);
}
CollectionMock coll(_nss);
CollectionPtr collPtr(&coll);
if (shardFiltererInterface) {
auto shardFilterer = shardFiltererInterface->makeShardFilterer(operationContext());
collPtr.setShardKeyPattern(shardFilterer->getKeyPattern().toBSON());
colls = MultipleCollectionAccessor(collPtr);
}
stage_builder::SlotBasedStageBuilder builder{
operationContext(), colls, *statusWithCQ.getValue(), *querySolution, getYieldPolicy()};
auto stage = builder.build(querySolution->root());
auto data = builder.getPlanStageData();
// Reset "shardFilterer".
if (auto shardFiltererSlot = data.env->getSlotIfExists("shardFilterer"_sd);
shardFiltererSlot && shardFiltererInterface) {
auto shardFilterer = shardFiltererInterface->makeShardFilterer(operationContext());
data.env->resetSlot(*shardFiltererSlot,
sbe::value::TypeTags::shardFilterer,
sbe::value::bitcastFrom<ShardFilterer*>(shardFilterer.release()),
true);
}
auto slots = sbe::makeSV();
if (hasRecordId) {
slots.push_back(data.outputs.get(stage_builder::PlanStageSlots::kRecordId));
}
slots.push_back(data.outputs.get(stage_builder::PlanStageSlots::kResult));
// 'expCtx' owns the collator and a collator slot is registered into the runtime environment
// while creating 'builder'. So, the caller should retain the 'expCtx' until the execution is
// done. Otherwise, the collator slot becomes invalid at runtime because the canonical query
// which is created here owns the 'expCtx' which is deleted with the canonical query at the end
// of this function.
return {slots, std::move(stage), std::move(data), expCtx};
}
} // namespace mongo
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