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/**
* Copyright (C) 2022-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/exec/document_value/document.h"
#include "mongo/db/exec/document_value/document_value_test_util.h"
#include "mongo/db/pipeline/aggregation_context_fixture.h"
#include "mongo/db/pipeline/document_source_query_stats.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/assert_util.h"
#include "mongo/util/str.h"
namespace mongo {
namespace {
/**
* Subclass AggregationContextFixture to set the ExpressionContext's namespace to 'admin' with
* {aggregate: 1} by default, so that parsing tests other than those which validate the namespace do
* not need to explicitly set it.
*/
class DocumentSourceQueryStatsTest : public AggregationContextFixture {
public:
DocumentSourceQueryStatsTest()
: AggregationContextFixture(
NamespaceString::makeCollectionlessAggregateNSS(DatabaseName::kAdmin)) {}
};
TEST_F(DocumentSourceQueryStatsTest, ShouldFailToParseIfSpecIsNotObject) {
ASSERT_THROWS_CODE(DocumentSourceQueryStats::createFromBson(
fromjson("{$queryStats: 1}").firstElement(), getExpCtx()),
AssertionException,
ErrorCodes::FailedToParse);
}
TEST_F(DocumentSourceQueryStatsTest, ShouldFailToParseIfNotRunOnAdmin) {
getExpCtx()->ns = NamespaceString::makeCollectionlessAggregateNSS(
DatabaseName::createDatabaseName_forTest(boost::none, "foo"));
ASSERT_THROWS_CODE(DocumentSourceQueryStats::createFromBson(
fromjson("{$queryStats: {}}").firstElement(), getExpCtx()),
AssertionException,
ErrorCodes::InvalidNamespace);
}
TEST_F(DocumentSourceQueryStatsTest, ShouldFailToParseIfNotRunWithAggregateOne) {
getExpCtx()->ns = NamespaceString::createNamespaceString_forTest("admin.foo");
ASSERT_THROWS_CODE(DocumentSourceQueryStats::createFromBson(
fromjson("{$queryStats: {}}").firstElement(), getExpCtx()),
AssertionException,
ErrorCodes::InvalidNamespace);
}
TEST_F(DocumentSourceQueryStatsTest, ShouldFailToParseIfUnrecognisedParameterSpecified) {
ASSERT_THROWS_CODE(DocumentSourceQueryStats::createFromBson(
fromjson("{$queryStats: {foo: true}}").firstElement(), getExpCtx()),
AssertionException,
ErrorCodes::FailedToParse);
}
TEST_F(DocumentSourceQueryStatsTest, ParseAndSerialize) {
auto obj = fromjson("{$queryStats: {}}");
auto doc = DocumentSourceQueryStats::createFromBson(obj.firstElement(), getExpCtx());
auto queryStatsOp = static_cast<DocumentSourceQueryStats*>(doc.get());
auto expected = Document{{"$queryStats", Document{}}};
ASSERT_DOCUMENT_EQ(queryStatsOp->serialize().getDocument(), expected);
}
} // namespace
} // namespace mongo
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