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/**
* Copyright (C) 2018-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 <memory>
#include "mongo/transport/message_compressor_noop.h"
#include "mongo/transport/message_compressor_registry.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/assert_util.h"
/**
* Asserts that a value is null
*
* TODO: Move this into the unittest's standard ASSERT_ macros.
*/
#define ASSERT_NULL(a) ASSERT_EQ(a, static_cast<decltype(a)>(nullptr))
namespace mongo {
namespace {
TEST(MessageCompressorRegistry, RegularTest) {
MessageCompressorRegistry registry;
auto compressor = std::make_unique<NoopMessageCompressor>();
auto compressorPtr = compressor.get();
std::vector<std::string> compressorList = {compressorPtr->getName()};
auto compressorListCheck = compressorList;
registry.setSupportedCompressors(std::move(compressorList));
registry.registerImplementation(std::move(compressor));
registry.finalizeSupportedCompressors().transitional_ignore();
ASSERT_TRUE(compressorListCheck == registry.getCompressorNames());
ASSERT_EQ(registry.getCompressor(compressorPtr->getName()), compressorPtr);
ASSERT_EQ(registry.getCompressor(compressorPtr->getId()), compressorPtr);
ASSERT_NULL(registry.getCompressor("fakecompressor"));
ASSERT_NULL(registry.getCompressor(255));
}
TEST(MessageCompressorRegistry, NothingRegistered) {
MessageCompressorRegistry registry;
ASSERT_NULL(registry.getCompressor("noop"));
ASSERT_NULL(registry.getCompressor(0));
}
TEST(MessageCompressorRegistry, SetSupported) {
MessageCompressorRegistry registry;
auto compressor = std::make_unique<NoopMessageCompressor>();
auto compressorId = compressor->getId();
auto compressorName = compressor->getName();
std::vector<std::string> compressorList = {"foobar"};
registry.setSupportedCompressors(std::move(compressorList));
registry.registerImplementation(std::move(compressor));
auto ret = registry.finalizeSupportedCompressors();
ASSERT_NOT_OK(ret);
ASSERT_NULL(registry.getCompressor(compressorId));
ASSERT_NULL(registry.getCompressor(compressorName));
}
} // namespace
} // namespace mongo
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