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// Copyright 2009-present MongoDB, Inc.
//
// 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.
#pragma once
#include "../microbench.hpp"
#include <bsoncxx/builder/basic/document.hpp>
#include <bsoncxx/builder/basic/kvp.hpp>
#include <mongocxx/client.hpp>
#include <mongocxx/instance.hpp>
#include <mongocxx/uri.hpp>
namespace benchmark {
using bsoncxx::builder::basic::concatenate;
using bsoncxx::builder::basic::kvp;
using bsoncxx::builder::basic::make_document;
class find_many : public microbench {
public:
// The task size comes from the Driver Perfomance Benchmarking Reference Doc.
find_many(std::string json_file)
: microbench{"TestFindManyAndEmptyCursor",
16.22,
std::set<benchmark_type>{benchmark_type::multi_bench,
benchmark_type::read_bench}},
_conn{mongocxx::uri{}},
_json_file{std::move(json_file)} {}
void setup();
void teardown();
protected:
void task();
private:
mongocxx::client _conn;
std::string _json_file;
};
void find_many::setup() {
auto doc = parse_json_file_to_documents(_json_file)[0];
mongocxx::database db = _conn["perftest"];
db.drop();
auto coll = db["corpus"];
for (std::int32_t i = 0; i < iterations; i++) {
coll.insert_one(doc.view());
}
}
void find_many::teardown() {
_conn["perftest"].drop();
}
void find_many::task() {
auto coll = _conn["perftest"]["corpus"];
auto cursor = coll.find({});
// Iterate over the cursor.
for ([[maybe_unused]] auto&& doc : cursor) {
}
}
} // namespace benchmark
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