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arangodb/tests/Aql/TestExecutorHelper.cpp

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C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2018 ArangoDB GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Tobias Goedderz
/// @author Michael Hackstein
/// @author Heiko Kernbach
/// @author Jan Christoph Uhde
////////////////////////////////////////////////////////////////////////////////
#include "TestExecutorHelper.h"
#include "Basics/Common.h"
#include "Aql/InputAqlItemRow.h"
#include "Aql/AqlValue.h"
#include "Aql/ExecutorInfos.h"
#include "Aql/SingleRowFetcher.h"
#include "Logger/LogMacros.h"
#include <utility>
using namespace arangodb;
using namespace arangodb::aql;
TestExecutorHelper::TestExecutorHelper(Fetcher& fetcher, Infos& infos) : _infos(infos), _fetcher(fetcher){};
TestExecutorHelper::~TestExecutorHelper() = default;
std::pair<ExecutionState, FilterStats> TestExecutorHelper::produceRows(OutputAqlItemRow& output) {
TRI_IF_FAILURE("TestExecutorHelper::produceRows") {
THROW_ARANGO_EXCEPTION(TRI_ERROR_DEBUG);
}
ExecutionState state;
FilterStats stats{};
InputAqlItemRow input{CreateInvalidInputRowHint{}};
while (true) {
std::tie(state, input) = _fetcher.fetchRow();
if (state == ExecutionState::WAITING) {
if (_returnedDone) {
return {ExecutionState::DONE, stats};
}
return {state, stats};
}
if (!input) {
TRI_ASSERT(state == ExecutionState::DONE);
_returnedDone = true;
return {state, stats};
}
TRI_ASSERT(input.isInitialized());
output.copyRow(input);
return {state, stats};
//stats.incrFiltered();
}
}
TestExecutorHelperInfos::TestExecutorHelperInfos(RegisterId inputRegister_,
RegisterId nrInputRegisters,
RegisterId nrOutputRegisters,
std::unordered_set<RegisterId> registersToClear,
std::unordered_set<RegisterId> registersToKeep)
: ExecutorInfos(std::make_shared<std::unordered_set<RegisterId>>(inputRegister_),
nullptr, nrInputRegisters, nrOutputRegisters,
std::move(registersToClear), std::move(registersToKeep)),
_inputRegister(inputRegister_) {}