/**
* Copyright (C) 2015 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 .
*
* 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
#include "mongo/bson/json.h"
#include "mongo/db/pipeline/aggregation_request.h"
#include "mongo/db/query/count_request.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/mongoutils/str.h"
namespace mongo {
namespace {
static const NamespaceString testns("TestDB.TestColl");
TEST(CountRequest, ParseDefaults) {
const bool isExplain = false;
const auto countRequestStatus =
CountRequest::parseFromBSON(testns,
BSON("count"
<< "TestColl"
<< "query"
<< BSON("a" << BSON("$lte" << 10))),
isExplain);
ASSERT_OK(countRequestStatus.getStatus());
const CountRequest& countRequest = countRequestStatus.getValue();
ASSERT_EQ(countRequest.getNs().ns(), "TestDB.TestColl");
ASSERT_BSONOBJ_EQ(countRequest.getQuery(), fromjson("{ a : { '$lte' : 10 } }"));
// Defaults
ASSERT_EQUALS(countRequest.getLimit(), 0);
ASSERT_EQUALS(countRequest.getSkip(), 0);
ASSERT_EQUALS(countRequest.getMaxTimeMS(), 0u);
ASSERT(countRequest.getHint().isEmpty());
ASSERT(countRequest.getCollation().isEmpty());
ASSERT(countRequest.getReadConcern().isEmpty());
ASSERT(countRequest.getUnwrappedReadPref().isEmpty());
ASSERT(countRequest.getComment().empty());
}
TEST(CountRequest, ParseComplete) {
const bool isExplain = false;
const auto countRequestStatus =
CountRequest::parseFromBSON(testns,
BSON("count"
<< "TestColl"
<< "query"
<< BSON("a" << BSON("$gte" << 11))
<< "limit"
<< 100
<< "skip"
<< 1000
<< "hint"
<< BSON("b" << 5)
<< "collation"
<< BSON("locale"
<< "en_US")
<< "readConcern"
<< BSON("level"
<< "linearizable")
<< "$queryOptions"
<< BSON("$readPreference"
<< "secondary")
<< "comment"
<< "aComment"
<< "maxTimeMS"
<< 10000),
isExplain);
ASSERT_OK(countRequestStatus.getStatus());
const CountRequest& countRequest = countRequestStatus.getValue();
ASSERT_EQ(countRequest.getNs().ns(), "TestDB.TestColl");
ASSERT_BSONOBJ_EQ(countRequest.getQuery(), fromjson("{ a : { '$gte' : 11 } }"));
ASSERT_EQUALS(countRequest.getLimit(), 100);
ASSERT_EQUALS(countRequest.getSkip(), 1000);
ASSERT_EQUALS(countRequest.getMaxTimeMS(), 10000u);
ASSERT_EQUALS(countRequest.getComment(), "aComment");
ASSERT_BSONOBJ_EQ(countRequest.getHint(), fromjson("{ b : 5 }"));
ASSERT_BSONOBJ_EQ(countRequest.getCollation(), fromjson("{ locale : 'en_US' }"));
ASSERT_BSONOBJ_EQ(countRequest.getReadConcern(), fromjson("{ level: 'linearizable' }"));
ASSERT_BSONOBJ_EQ(countRequest.getUnwrappedReadPref(),
fromjson("{ $readPreference: 'secondary' }"));
}
TEST(CountRequest, ParseWithExplain) {
const bool isExplain = true;
const auto countRequestStatus =
CountRequest::parseFromBSON(testns,
BSON("count"
<< "TestColl"
<< "query"
<< BSON("a" << BSON("$lte" << 10))),
isExplain);
ASSERT_OK(countRequestStatus.getStatus());
const CountRequest& countRequest = countRequestStatus.getValue();
ASSERT_EQ(countRequest.getNs().ns(), "TestDB.TestColl");
ASSERT_BSONOBJ_EQ(countRequest.getQuery(), fromjson("{ a : { '$lte' : 10 } }"));
// Defaults
ASSERT_EQUALS(countRequest.getLimit(), 0);
ASSERT_EQUALS(countRequest.getSkip(), 0);
ASSERT_EQUALS(countRequest.isExplain(), true);
ASSERT(countRequest.getHint().isEmpty());
ASSERT(countRequest.getCollation().isEmpty());
}
TEST(CountRequest, ParseNegativeLimit) {
const auto countRequestStatus =
CountRequest::parseFromBSON(testns,
BSON("count"
<< "TestColl"
<< "query"
<< BSON("a" << BSON("$gte" << 11))
<< "limit"
<< -100
<< "skip"
<< 1000
<< "hint"
<< BSON("b" << 5)
<< "collation"
<< BSON("locale"
<< "en_US")),
false);
ASSERT_OK(countRequestStatus.getStatus());
const CountRequest& countRequest = countRequestStatus.getValue();
ASSERT_EQ(countRequest.getNs().ns(), "TestDB.TestColl");
ASSERT_BSONOBJ_EQ(countRequest.getQuery(), fromjson("{ a : { '$gte' : 11 } }"));
ASSERT_EQUALS(countRequest.getLimit(), 100);
ASSERT_EQUALS(countRequest.getSkip(), 1000);
ASSERT_BSONOBJ_EQ(countRequest.getHint(), fromjson("{ b : 5 }"));
ASSERT_BSONOBJ_EQ(countRequest.getCollation(), fromjson("{ locale : 'en_US' }"));
}
TEST(CountRequest, FailParseBadSkipValue) {
const bool isExplain = false;
const auto countRequestStatus =
CountRequest::parseFromBSON(testns,
BSON("count"
<< "TestColl"
<< "query"
<< BSON("a" << BSON("$gte" << 11))
<< "skip"
<< -1000),
isExplain);
ASSERT_EQUALS(countRequestStatus.getStatus(), ErrorCodes::BadValue);
}
TEST(CountRequest, FailParseBadCollationValue) {
const bool isExplain = false;
const auto countRequestStatus =
CountRequest::parseFromBSON(testns,
BSON("count"
<< "TestColl"
<< "query"
<< BSON("a" << BSON("$gte" << 11))
<< "collation"
<< "en_US"),
isExplain);
ASSERT_EQUALS(countRequestStatus.getStatus(), ErrorCodes::BadValue);
}
TEST(CountRequest, ConvertToAggregationWithHint) {
CountRequest countRequest(testns, BSONObj());
countRequest.setHint(BSON("x" << 1));
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_BSONOBJ_EQ(ar.getValue().getHint(), BSON("x" << 1));
std::vector expectedPipeline{BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
ar.getValue().getPipeline().end(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
TEST(CountRequest, ConvertToAggregationSucceeds) {
CountRequest countRequest(testns, BSONObj());
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_EQ(ar.getValue().getBatchSize(), AggregationRequest::kDefaultBatchSize);
ASSERT_EQ(ar.getValue().getNamespaceString(), testns);
ASSERT_BSONOBJ_EQ(ar.getValue().getCollation(), BSONObj());
std::vector expectedPipeline{BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
TEST(CountRequest, ConvertToAggregationWithQueryAndFilterAndLimit) {
CountRequest countRequest(testns, BSON("x" << 7));
countRequest.setLimit(200);
countRequest.setSkip(300);
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_EQ(ar.getValue().getBatchSize(), AggregationRequest::kDefaultBatchSize);
ASSERT_EQ(ar.getValue().getNamespaceString(), testns);
ASSERT_BSONOBJ_EQ(ar.getValue().getCollation(), BSONObj());
std::vector expectedPipeline{BSON("$match" << BSON("x" << 7)),
BSON("$skip" << 300),
BSON("$limit" << 200),
BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
TEST(CountRequest, ConvertToAggregationWithMaxTimeMS) {
CountRequest countRequest(testns, BSONObj());
countRequest.setMaxTimeMS(100);
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_EQ(ar.getValue().getMaxTimeMS(), 100u);
std::vector expectedPipeline{BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
ar.getValue().getPipeline().end(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
TEST(CountRequest, ConvertToAggregationWithQueryOptions) {
CountRequest countRequest(testns, BSONObj());
countRequest.setUnwrappedReadPref(BSON("readPreference"
<< "secondary"));
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_BSONOBJ_EQ(ar.getValue().getUnwrappedReadPref(),
BSON("readPreference"
<< "secondary"));
std::vector expectedPipeline{BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
ar.getValue().getPipeline().end(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
TEST(CountRequest, ConvertToAggregationWithComment) {
CountRequest countRequest(testns, BSONObj());
countRequest.setComment("aComment");
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_EQ(ar.getValue().getComment(), "aComment");
std::vector expectedPipeline{BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
ar.getValue().getPipeline().end(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
TEST(CountRequest, ConvertToAggregationWithReadConcern) {
CountRequest countRequest(testns, BSONObj());
countRequest.setReadConcern(BSON("level"
<< "linearizable"));
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_BSONOBJ_EQ(ar.getValue().getReadConcern(),
BSON("level"
<< "linearizable"));
std::vector expectedPipeline{BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
ar.getValue().getPipeline().end(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
TEST(CountRequest, ConvertToAggregationOmitsExplain) {
CountRequest countRequest(testns, BSONObj());
countRequest.setExplain(true);
auto agg = countRequest.asAggregationCommand();
ASSERT_OK(agg);
ASSERT_FALSE(agg.getValue().hasField("explain"));
auto ar = AggregationRequest::parseFromBSON(testns, agg.getValue());
ASSERT_OK(ar.getStatus());
ASSERT_FALSE(ar.getValue().getExplain());
ASSERT_EQ(ar.getValue().getNamespaceString(), testns);
ASSERT_BSONOBJ_EQ(ar.getValue().getCollation(), BSONObj());
std::vector expectedPipeline{BSON("$count"
<< "count")};
ASSERT(std::equal(expectedPipeline.begin(),
expectedPipeline.end(),
ar.getValue().getPipeline().begin(),
SimpleBSONObjComparator::kInstance.makeEqualTo()));
}
} // namespace
} // namespace mongo