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/**
* Copyright (C) 2015 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* 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 GNU Affero General 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 "mongo/base/status.h"
#include "mongo/rpc/protocol.h"
#include "mongo/unittest/unittest.h"
namespace {
using namespace mongo::rpc;
// Checks if negotiation of the first to protocol sets results in the 'proto'
const auto assert_negotiated = [](ProtocolSet fst, ProtocolSet snd, Protocol proto) {
auto negotiated = negotiate(fst, snd);
ASSERT_TRUE(negotiated.isOK());
ASSERT_TRUE(negotiated.getValue() == proto);
};
TEST(Protocol, SuccessfulNegotiation) {
assert_negotiated(supports::kAll, supports::kAll, Protocol::kOpCommandV1);
assert_negotiated(supports::kAll, supports::kOpCommandOnly, Protocol::kOpCommandV1);
assert_negotiated(supports::kAll, supports::kOpQueryOnly, Protocol::kOpQuery);
}
// Checks that negotiation fails
const auto assert_not_negotiated = [](ProtocolSet fst, ProtocolSet snd) {
auto proto = negotiate(fst, snd);
ASSERT_TRUE(!proto.isOK());
ASSERT_TRUE(proto.getStatus().code() == mongo::ErrorCodes::RPCProtocolNegotiationFailed);
};
TEST(Protocol, FailedNegotiation) {
assert_not_negotiated(supports::kOpQueryOnly, supports::kOpCommandOnly);
assert_not_negotiated(supports::kAll, supports::kNone);
assert_not_negotiated(supports::kOpQueryOnly, supports::kNone);
assert_not_negotiated(supports::kOpCommandOnly, supports::kNone);
}
} // namespace
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