/**
 *    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/s/chunk_diff.h"

#include <string>
#include <utility>

#include "mongo/db/jsobj.h"
#include "mongo/s/catalog/type_chunk.h"
#include "mongo/unittest/unittest.h"

namespace {

using mongo::BSONObj;
using mongo::ChunkType;
using mongo::ConfigDiffTracker;
using std::string;
using std::pair;
using std::make_pair;

// XXX
// We'd move ChunkDiffUnitTest here
// We can check the queries it generates.
// We can check if is populating the attaching structures properly
//

// The default pass-through adapter for using config diffs.
class DefaultDiffAdapter : public ConfigDiffTracker<BSONObj, string> {
public:
    DefaultDiffAdapter() {}
    virtual ~DefaultDiffAdapter() {}

    virtual bool isTracked(const ChunkType& chunk) const {
        return true;
    }

    virtual pair<BSONObj, BSONObj> rangeFor(const ChunkType& chunk) const {
        return make_pair(chunk.getMin(), chunk.getMax());
    }

    virtual string shardFor(const string& name) const {
        return name;
    }
};

TEST(Basics, Simple) {
    DefaultDiffAdapter differ;
    ASSERT_TRUE(true);
}

}  // unnamed namespace