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Diffstat (limited to 'src/mongo/db/exec/projection_exec_agg_test.cpp')
| -rw-r--r-- | src/mongo/db/exec/projection_exec_agg_test.cpp | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/src/mongo/db/exec/projection_exec_agg_test.cpp b/src/mongo/db/exec/projection_exec_agg_test.cpp new file mode 100644 index 00000000000..a8dcde138d3 --- /dev/null +++ b/src/mongo/db/exec/projection_exec_agg_test.cpp @@ -0,0 +1,148 @@ +/** + * Copyright (C) 2018 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 <http://www.gnu.org/licenses/>. + * + * 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 "mongo/db/exec/projection_exec_agg.h" + +#include "mongo/bson/bsonmisc.h" +#include "mongo/bson/bsonobjbuilder.h" +#include "mongo/unittest/unittest.h" +#include "mongo/util/assert_util.h" + +namespace mongo { +namespace { + +template <typename T> +BSONObj wrapInLiteral(const T& arg) { + return BSON("$literal" << arg); +} + +// +// Error cases. +// + +TEST(ProjectionExecAggErrors, ShouldRejectMixOfInclusionAndComputedFields) { + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a" << true << "b" << wrapInLiteral(1))), + AssertionException); + + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a" << wrapInLiteral(1) << "b" << true)), + AssertionException); + + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a.b" << true << "a.c" << wrapInLiteral(1))), + AssertionException); + + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a.b" << wrapInLiteral(1) << "a.c" << true)), + AssertionException); + + ASSERT_THROWS( + ProjectionExecAgg::create(BSON("a" << BSON("b" << true << "c" << wrapInLiteral(1)))), + AssertionException); + + ASSERT_THROWS( + ProjectionExecAgg::create(BSON("a" << BSON("b" << wrapInLiteral(1) << "c" << true))), + AssertionException); +} + +TEST(ProjectionExecAggErrors, ShouldRejectMixOfExclusionAndComputedFields) { + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a" << false << "b" << wrapInLiteral(1))), + AssertionException); + + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a" << wrapInLiteral(1) << "b" << false)), + AssertionException); + + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a.b" << false << "a.c" << wrapInLiteral(1))), + AssertionException); + + ASSERT_THROWS(ProjectionExecAgg::create(BSON("a.b" << wrapInLiteral(1) << "a.c" << false)), + AssertionException); + + ASSERT_THROWS( + ProjectionExecAgg::create(BSON("a" << BSON("b" << false << "c" << wrapInLiteral(1)))), + AssertionException); + + ASSERT_THROWS( + ProjectionExecAgg::create(BSON("a" << BSON("b" << wrapInLiteral(1) << "c" << false))), + AssertionException); +} + +TEST(ProjectionExecAggErrors, ShouldRejectOnlyComputedFields) { + ASSERT_THROWS( + ProjectionExecAgg::create(BSON("a" << wrapInLiteral(1) << "b" << wrapInLiteral(1))), + AssertionException); + + ASSERT_THROWS( + ProjectionExecAgg::create(BSON("a.b" << wrapInLiteral(1) << "a.c" << wrapInLiteral(1))), + AssertionException); + + ASSERT_THROWS(ProjectionExecAgg::create( + BSON("a" << BSON("b" << wrapInLiteral(1) << "c" << wrapInLiteral(1)))), + AssertionException); +} + +// Valid projections. + +TEST(ProjectionExecAggType, ShouldAcceptInclusionProjection) { + auto parsedProject = ProjectionExecAgg::create(BSON("a" << true)); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kInclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("_id" << false << "a" << true)); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kInclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("_id" << false << "a.b.c" << true)); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kInclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("_id.x" << true)); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kInclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("_id" << BSON("x" << true))); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kInclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("x" << BSON("_id" << true))); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kInclusionProjection); +} + +TEST(ProjectionExecAggType, ShouldAcceptExclusionProjection) { + auto parsedProject = ProjectionExecAgg::create(BSON("a" << false)); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kExclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("_id.x" << false)); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kExclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("_id" << BSON("x" << false))); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kExclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("x" << BSON("_id" << false))); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kExclusionProjection); + + parsedProject = ProjectionExecAgg::create(BSON("_id" << false)); + ASSERT(parsedProject->getType() == ProjectionExecAgg::ProjectionType::kExclusionProjection); +} + +} // namespace +} // namespace mongo |