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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* 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 Server Side 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, !=);
// This comparator checks for binary equality. Useful when logical equality (through woCompare()) is
// not strong enough.
class BSONObjBinaryComparator final : public BSONObj::ComparatorInterface {
public:
static const BSONObjBinaryComparator kInstance;
/**
* The function only supports equals to operation.
*/
int compare(const BSONObj& lhs, const BSONObj& rhs) const final {
return !lhs.binaryEqual(rhs);
}
void hash_combine(size_t& seed, const BSONObj& toHash) const final {
MONGO_UNREACHABLE;
}
};
const BSONObjBinaryComparator BSONObjBinaryComparator::kInstance{};
GENERATE_BSON_CMP_FUNC(BSONObj, BINARY_EQ, BSONObjBinaryComparator::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
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