memgraph/tests/unit/interpreter_faker.hpp

50 lines
2.1 KiB
C++

// Copyright 2023 Memgraph Ltd.
//
// Use of this software is governed by the Business Source License
// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
// License, and you may not use this file except in compliance with the Business Source License.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0, included in the file
// licenses/APL.txt.
#include "communication/result_stream_faker.hpp"
#include "query/interpreter.hpp"
struct InterpreterFaker {
InterpreterFaker(memgraph::query::InterpreterContext *interpreter_context)
: interpreter_context(interpreter_context), interpreter(interpreter_context) {
interpreter_context->auth_checker = &auth_checker;
interpreter_context->interpreters.WithLock([this](auto &interpreters) { interpreters.insert(&interpreter); });
}
auto Prepare(const std::string &query, const std::map<std::string, memgraph::storage::PropertyValue> &params = {}) {
ResultStreamFaker stream(interpreter_context->db);
const auto [header, _, qid] = interpreter.Prepare(query, params, nullptr);
stream.Header(header);
return std::make_pair(std::move(stream), qid);
}
void Pull(ResultStreamFaker *stream, std::optional<int> n = {}, std::optional<int> qid = {}) {
const auto summary = interpreter.Pull(stream, n, qid);
stream->Summary(summary);
}
/**
* Execute the given query and commit the transaction.
*
* Return the query stream.
*/
auto Interpret(const std::string &query, const std::map<std::string, memgraph::storage::PropertyValue> &params = {}) {
auto prepare_result = Prepare(query, params);
auto &stream = prepare_result.first;
auto summary = interpreter.Pull(&stream, {}, prepare_result.second);
stream.Summary(summary);
return std::move(stream);
}
memgraph::query::AllowEverythingAuthChecker auth_checker;
memgraph::query::InterpreterContext *interpreter_context;
memgraph::query::Interpreter interpreter;
};