public async Task DeleteVideoPlaylistTest()
        {
            var authorizedHttpClient = await base.SignIn(Role.User);

            var dbContext = TestsBase.CreateDbContext();
            VideoPlaylistModel         testVideoPlaylist          = CreateTestVideoPlaylist();
            VideoPlaylistClientService videoPlaylistClientService = base.CreateVideoPlaylistClientService();
            await videoPlaylistClientService.CreateVideoPlaylistAsync(testVideoPlaylist);

            var entity = await dbContext.VideoPlaylist
                         .Include(p => p.OwnerApplicationUser)
                         .Where(p => p.PlaylistName == testVideoPlaylist.PlaylistName &&
                                p.OwnerApplicationUser.AzureAdB2cobjectId.ToString() == TestsBase.TestAzureAdB2CAuthConfiguration !.AzureAdUserObjectId)
                         .AsNoTracking().SingleOrDefaultAsync();

            Assert.IsNotNull(entity);
            await videoPlaylistClientService.DeleteVideoPlaylistAsync(entity !.VideoPlaylistId);

            entity = await dbContext.VideoPlaylist
                     .Include(p => p.OwnerApplicationUser)
                     .Where(p => p.PlaylistName == testVideoPlaylist.PlaylistName &&
                            p.OwnerApplicationUser.AzureAdB2cobjectId.ToString() == TestsBase.TestAzureAdB2CAuthConfiguration !.AzureAdUserObjectId)
                     .AsNoTracking().SingleOrDefaultAsync();

            Assert.IsNull(entity);
        }