text: /**
   *    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/platform/basic.h"
  
  #include "mongo/unittest/bson_test_util.h"
  
  namespace mongo {
  namespace unittest {
  
  #define GENERATE_BSON_CMP_FUNC(BSONTYPE, NAME, COMPARATOR, OPERATOR)                 \
      void assertComparison_##BSONTYPE##NAME(const std::string& theFile,               \
                                             unsigned theLine,                         \
                                             StringData aExpression,                   \
                                             StringData bExpression,                   \
                                             const BSONTYPE& aValue,                   \
                                             const BSONTYPE& bValue) {                 \
          if (!COMPARATOR.evaluate(aValue OPERATOR bValue)) {                          \
              std::ostringstream os;                                                   \
              os << "Expected [ " << aExpression << " " #OPERATOR " " << bExpression   \
                 << " ] but found [ " << aValue << " " #OPERATOR " " << bValue << "]"; \
              TestAssertionFailure(theFile, theLine, os.str()).stream();               \
          }                                                                            \
      }
  
  GENERATE_BSON_CMP_FUNC(BSONObj, EQ, SimpleBSONObjComparator::kInstance, ==);
  GENERATE_BSON_CMP_FUNC(BSONObj, LT, SimpleBSONObjComparator::kInstance, <);
  GENERATE_BSON_CMP_FUNC(BSONObj, LTE, SimpleBSONObjComparator::kInstance, <=);
  GENERATE_BSON_CMP_FUNC(BSONObj, GT, SimpleBSONObjComparator::kInstance, >);
  GENERATE_BSON_CMP_FUNC(BSONObj, GTE, SimpleBSONObjComparator::kInstance, >=);
  GENERATE_BSON_CMP_FUNC(BSONObj, NE, SimpleBSONObjComparator::kInstance, !=);
  
  GENERATE_BSON_CMP_FUNC(BSONElement, EQ, SimpleBSONElementComparator::kInstance, ==);
  GENERATE_BSON_CMP_FUNC(BSONElement, LT, SimpleBSONElementComparator::kInstance, <);
  GENERATE_BSON_CMP_FUNC(BSONElement, LTE, SimpleBSONElementComparator::kInstance, <=);
  GENERATE_BSON_CMP_FUNC(BSONElement, GT, SimpleBSONElementComparator::kInstance, >);
  GENERATE_BSON_CMP_FUNC(BSONElement, GTE, SimpleBSONElementComparator::kInstance, >=);
  GENERATE_BSON_CMP_FUNC(BSONElement, NE, SimpleBSONElementComparator::kInstance, !=);
  
  }  // namespace unittest
  }  // namespace mongo
  