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/**
* Copyright (C) 2012 10gen 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/db/jsobj.h"
#include "mongo/s/chunk_version.h"
#include "mongo/unittest/unittest.h"
namespace mongo {
namespace {
TEST(Parsing, EpochIsOptional) {
const OID oid = OID::gen();
bool canParse = false;
ChunkVersion chunkVersionComplete = ChunkVersion::fromBSON(
BSON("lastmod" << Timestamp(Seconds(2), 3) << "lastmodEpoch" << oid), "lastmod", &canParse);
ASSERT(canParse);
ASSERT(chunkVersionComplete.epoch().isSet());
ASSERT(chunkVersionComplete.epoch() == oid);
ASSERT_EQ(2, chunkVersionComplete.majorVersion());
ASSERT_EQ(3, chunkVersionComplete.minorVersion());
canParse = false;
ChunkVersion chunkVersionNoEpoch =
ChunkVersion::fromBSON(BSON("lastmod" << Timestamp(Seconds(3), 4)), "lastmod", &canParse);
ASSERT(canParse);
ASSERT(!chunkVersionNoEpoch.epoch().isSet());
ASSERT_EQ(3, chunkVersionNoEpoch.majorVersion());
ASSERT_EQ(4, chunkVersionNoEpoch.minorVersion());
}
TEST(Comparison, StrictEqual) {
OID epoch = OID::gen();
ASSERT(ChunkVersion(3, 1, epoch).isStrictlyEqualTo(ChunkVersion(3, 1, epoch)));
ASSERT(!ChunkVersion(3, 1, epoch).isStrictlyEqualTo(ChunkVersion(3, 1, OID())));
ASSERT(!ChunkVersion(3, 1, OID()).isStrictlyEqualTo(ChunkVersion(3, 1, epoch)));
ASSERT(ChunkVersion(3, 1, OID()).isStrictlyEqualTo(ChunkVersion(3, 1, OID())));
ASSERT(!ChunkVersion(4, 2, epoch).isStrictlyEqualTo(ChunkVersion(4, 1, epoch)));
}
TEST(Comparison, OlderThan) {
OID epoch = OID::gen();
ASSERT(ChunkVersion(3, 1, epoch).isOlderThan(ChunkVersion(4, 1, epoch)));
ASSERT(!ChunkVersion(4, 1, epoch).isOlderThan(ChunkVersion(3, 1, epoch)));
ASSERT(ChunkVersion(3, 1, epoch).isOlderThan(ChunkVersion(3, 2, epoch)));
ASSERT(!ChunkVersion(3, 2, epoch).isOlderThan(ChunkVersion(3, 1, epoch)));
ASSERT(!ChunkVersion(3, 1, epoch).isOlderThan(ChunkVersion(4, 1, OID())));
ASSERT(!ChunkVersion(4, 1, OID()).isOlderThan(ChunkVersion(3, 1, epoch)));
ASSERT(ChunkVersion(3, 2, epoch).isOlderThan(ChunkVersion(4, 1, epoch)));
ASSERT(!ChunkVersion(3, 1, epoch).isOlderThan(ChunkVersion(3, 1, epoch)));
}
} // unnamed namespace
} // namespace mongo
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