Files
scylladb/tests/mutation_source_test.hh
2016-06-02 16:21:59 +02:00

54 lines
1.7 KiB
C++

/*
* Copyright (C) 2015 ScyllaDB
*/
/*
* This file is part of Scylla.
*
* Scylla is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Scylla 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
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "mutation_reader.hh"
using populate_fn = std::function<mutation_source(schema_ptr s, const std::vector<mutation>&)>;
// Must be run in a seastar thread
void run_mutation_source_tests(populate_fn populate);
enum are_equal { no, yes };
// Calls the provided function on mutation pairs, equal and not equal. Is supposed
// to exercise all potential ways two mutations may differ.
void for_each_mutation_pair(std::function<void(const mutation&, const mutation&, are_equal)>);
// Calls the provided function on mutations. Is supposed to exercise as many differences as possible.
void for_each_mutation(std::function<void(const mutation&)>);
class random_mutation_generator {
class impl;
std::unique_ptr<impl> _impl;
public:
random_mutation_generator();
~random_mutation_generator();
mutation operator()(bool range_deletes);
mutation operator()(){
return (*this)(false);
}
schema_ptr schema() const;
};
bytes make_blob(size_t blob_size);