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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/db/jsobj.h"
#include "mongo/db/json.h"
#include "mongo/db/matcher/expression.h"
#include "mongo/db/matcher/expression_leaf.h"
#include "mongo/db/matcher/expression_parser.h"
#include "mongo/db/matcher/schema/expression_internal_schema_xor.h"
#include "mongo/db/pipeline/expression_context_for_test.h"
#include "mongo/unittest/unittest.h"
namespace mongo {
namespace {
using std::unique_ptr;
TEST(InternalSchemaXorOp, MatchesNothingWhenHasNoClauses) {
InternalSchemaXorMatchExpression internalSchemaXorOp;
ASSERT_FALSE(internalSchemaXorOp.matchesBSON(BSONObj()));
}
TEST(InternalSchemaXorOp, MatchesSingleClause) {
BSONObj matchPredicate = fromjson("{$_internalSchemaXor: [{a: { $ne: 5 }}]}");
boost::intrusive_ptr<ExpressionContextForTest> expCtx(new ExpressionContextForTest());
auto expr = MatchExpressionParser::parse(matchPredicate, expCtx);
ASSERT_OK(expr.getStatus());
ASSERT_TRUE(expr.getValue()->matchesBSON(BSON("a" << 4)));
ASSERT_TRUE(expr.getValue()->matchesBSON(BSON("a" << BSON_ARRAY(4 << 6))));
ASSERT_FALSE(expr.getValue()->matchesBSON(BSON("a" << 5)));
ASSERT_FALSE(expr.getValue()->matchesBSON(BSON("a" << BSON_ARRAY(4 << 5))));
}
TEST(InternalSchemaXorOp, MatchesThreeClauses) {
boost::intrusive_ptr<ExpressionContextForTest> expCtx(new ExpressionContextForTest());
BSONObj matchPredicate =
fromjson("{$_internalSchemaXor: [{a: { $gt: 10 }}, {a: { $lt: 0 }}, {b: 0}]}");
auto expr = MatchExpressionParser::parse(matchPredicate, expCtx);
ASSERT_OK(expr.getStatus());
ASSERT_TRUE(expr.getValue()->matchesBSON(BSON("a" << -1)));
ASSERT_TRUE(expr.getValue()->matchesBSON(BSON("a" << 11)));
ASSERT_FALSE(expr.getValue()->matchesBSON(BSON("a" << 5)));
ASSERT_FALSE(expr.getValue()->matchesBSON(BSON("b" << 100)));
ASSERT_FALSE(expr.getValue()->matchesBSON(BSON("b" << 101)));
ASSERT_FALSE(expr.getValue()->matchesBSON(BSONObj()));
ASSERT_TRUE(expr.getValue()->matchesBSON(BSON("a" << 11 << "b" << 100)));
ASSERT_FALSE(expr.getValue()->matchesBSON(BSON("a" << 11 << "b" << 0)));
}
TEST(InternalSchemaXorOp, DoesNotUseElemMatchKey) {
boost::intrusive_ptr<ExpressionContextForTest> expCtx(new ExpressionContextForTest());
BSONObj matchPredicate = fromjson("{$_internalSchemaXor: [{a: 1}, {b: 2}]}");
auto expr = MatchExpressionParser::parse(matchPredicate, expCtx);
MatchDetails details;
details.requestElemMatchKey();
ASSERT_OK(expr.getStatus());
ASSERT_TRUE(expr.getValue()->matchesBSON(BSON("a" << 1), &details));
ASSERT_FALSE(details.hasElemMatchKey());
ASSERT_TRUE(expr.getValue()->matchesBSON(BSON("a" << BSON_ARRAY(1) << "b" << BSON_ARRAY(10)),
&details));
ASSERT_FALSE(details.hasElemMatchKey());
ASSERT_FALSE(
expr.getValue()->matchesBSON(BSON("a" << BSON_ARRAY(3) << "b" << BSON_ARRAY(4)), &details));
ASSERT_FALSE(details.hasElemMatchKey());
}
TEST(InternalSchemaXorOp, Equivalent) {
BSONObj baseOperand1 = BSON("a" << 1);
BSONObj baseOperand2 = BSON("b" << 2);
EqualityMatchExpression sub1("a"_sd, baseOperand1["a"]);
EqualityMatchExpression sub2("b"_sd, baseOperand2["b"]);
InternalSchemaXorMatchExpression e1;
e1.add(sub1.clone());
e1.add(sub2.clone());
InternalSchemaXorMatchExpression e2;
e2.add(sub1.clone());
ASSERT(e1.equivalent(&e1));
ASSERT_FALSE(e1.equivalent(&e2));
}
} // namespace
} // namespace mongo
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