/**
 *    Copyright (C) 2018-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/commands/list_collections_filter.h"

#include "mongo/bson/json.h"
#include "mongo/unittest/unittest.h"

namespace {

using namespace mongo;

TEST(ListCollectionsFilterTest, AddCollectionFilter) {
    BSONObj filter = fromjson("{'options.capped': false}");
    BSONObj expected = fromjson(
        "{$and: ["
        "{'options.capped': false}, "
        "{$or: [{type: 'collection'}, {type: {$exists: false}}]}]}");

    ASSERT_BSONOBJ_EQ(expected, ListCollectionsFilter::addTypeCollectionFilter(filter));
}

TEST(ListCollectionsFilterTest, AddCollectionFilterToEmptyInputFilter) {
    BSONObj filter;
    BSONObj expected = fromjson("{$or: [{type: 'collection'}, {type: {$exists: false}}]}");

    ASSERT_BSONOBJ_EQ(expected, ListCollectionsFilter::addTypeCollectionFilter(filter));
}

TEST(ListCollectionsFilterTest, AddViewFilter) {
    BSONObj filter = fromjson("{'options.capped': false}");
    BSONObj expected = fromjson("{$and: [{'options.capped': false}, {type: 'view'}]}");

    ASSERT_BSONOBJ_EQ(expected, ListCollectionsFilter::addTypeViewFilter(filter));
}

TEST(ListCollectionsFilterTest, AddViewFilterToEmptyInputFilter) {
    BSONObj filter;
    BSONObj expected = fromjson("{type: 'view'}");

    ASSERT_BSONOBJ_EQ(expected, ListCollectionsFilter::addTypeViewFilter(filter));
}

}  // namespace