public async void SearchAccessoriesNegative()
        {
            var ctx = _fixture.ctx;
            var advertisementRepository = new AdvertisementRepository(ctx);

            var accessories = await advertisementRepository.GetQueriedAds(new AdQueryOptions()
            {
                Type    = "accessory",
                Systems = new int[0],
                Genres  = new int[0]
            }) as List <Advertisement>;

            Assert.Empty(accessories);
        }
        public async void SearchConsolesPositive()
        {
            // Arrange
            var ctx = _fixture.ctx;
            var advertisementRepository = new AdvertisementRepository(ctx);

            // Act
            var consoles = await advertisementRepository.GetQueriedAds(new AdQueryOptions()
            {
                Type    = "console",
                Systems = new int[0],
                Genres  = new int[0]
            }) as List <Advertisement>;

            // Assert

            Assert.Equal(3, consoles.Count);
        }