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/**
 * Copyright (C) 2016 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/db/commands.h"
#include "mongo/platform/basic.h"
#include "mongo/unittest/unittest.h"

namespace mongo {

TEST(Commands, appendCommandStatusOK) {
    BSONObjBuilder actualResult;
    Command::appendCommandStatus(actualResult, Status::OK());

    BSONObjBuilder expectedResult;
    expectedResult.append("ok", 1.0);

    ASSERT_BSONOBJ_EQ(actualResult.obj(), expectedResult.obj());
}

TEST(Commands, appendCommandStatusError) {
    BSONObjBuilder actualResult;
    const Status status(ErrorCodes::InvalidLength, "Response payload too long");
    Command::appendCommandStatus(actualResult, status);

    BSONObjBuilder expectedResult;
    expectedResult.append("ok", 0.0);
    expectedResult.append("errmsg", status.reason());
    expectedResult.append("code", status.code());
    expectedResult.append("codeName", ErrorCodes::errorString(status.code()));

    ASSERT_BSONOBJ_EQ(actualResult.obj(), expectedResult.obj());
}

TEST(Commands, appendCommandStatusNoOverwrite) {
    BSONObjBuilder actualResult;
    actualResult.append("a", "b");
    actualResult.append("c", "d");
    actualResult.append("ok", "not ok");
    const Status status(ErrorCodes::InvalidLength, "Response payload too long");
    Command::appendCommandStatus(actualResult, status);

    BSONObjBuilder expectedResult;
    expectedResult.append("a", "b");
    expectedResult.append("c", "d");
    expectedResult.append("ok", "not ok");
    expectedResult.append("errmsg", status.reason());
    expectedResult.append("code", status.code());
    expectedResult.append("codeName", ErrorCodes::errorString(status.code()));

    ASSERT_BSONOBJ_EQ(actualResult.obj(), expectedResult.obj());
}

}  // namespace mongo