diff options
Diffstat (limited to 'src/mongo/db/pipeline/document_source_query_stats_test.cpp')
-rw-r--r-- | src/mongo/db/pipeline/document_source_query_stats_test.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/mongo/db/pipeline/document_source_query_stats_test.cpp b/src/mongo/db/pipeline/document_source_query_stats_test.cpp new file mode 100644 index 00000000000..7e29a44d591 --- /dev/null +++ b/src/mongo/db/pipeline/document_source_query_stats_test.cpp @@ -0,0 +1,95 @@ +/** + * 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 |