TEST(NotMatchExpression, MatchesScalar) {
BSONObj baseOperand = BSON("$lt" << 5);
unique_ptr<ComparisonMatchExpression> lt(new LTMatchExpression());
ASSERT(lt->init("a", baseOperand["$lt"]).isOK());
NotMatchExpression notOp;
ASSERT(notOp.init(lt.release()).isOK());
ASSERT(notOp.matchesBSON(BSON("a" << 6), NULL));
ASSERT(!notOp.matchesBSON(BSON("a" << 4), NULL));
}
TEST(NotMatchExpression, MatchesArray) {
BSONObj baseOperand = BSON("$lt" << 5);
unique_ptr<ComparisonMatchExpression> lt(new LTMatchExpression());
ASSERT(lt->init("a", baseOperand["$lt"]).isOK());
NotMatchExpression notOp;
ASSERT(notOp.init(lt.release()).isOK());
ASSERT(notOp.matchesBSON(BSON("a" << BSON_ARRAY(6)), NULL));
ASSERT(!notOp.matchesBSON(BSON("a" << BSON_ARRAY(4)), NULL));
// All array elements must match.
ASSERT(!notOp.matchesBSON(BSON("a" << BSON_ARRAY(4 << 5 << 6)), NULL));
}
TEST(NotMatchExpression, ElemMatchKey) {
BSONObj baseOperand = BSON("$lt" << 5);
unique_ptr<ComparisonMatchExpression> lt(new LTMatchExpression());
ASSERT(lt->init("a", baseOperand["$lt"]).isOK());
NotMatchExpression notOp;
ASSERT(notOp.init(lt.release()).isOK());
MatchDetails details;
details.requestElemMatchKey();
ASSERT(!notOp.matchesBSON(BSON("a" << BSON_ARRAY(1)), &details));
ASSERT(!details.hasElemMatchKey());
ASSERT(notOp.matchesBSON(BSON("a" << 6), &details));
ASSERT(!details.hasElemMatchKey());
ASSERT(notOp.matchesBSON(BSON("a" << BSON_ARRAY(6)), &details));
// elemMatchKey is not implemented for negative match operators.
ASSERT(!details.hasElemMatchKey());
}
