public static void ResetBlogs(SampleWebAppDb context, TestDataSelection selection)
        {
            try
            {
                context.Posts.ToList().ForEach(x => context.Posts.Remove(x));
                context.Tags.ToList().ForEach(x => context.Tags.Remove(x));
                context.Blogs.ToList().ForEach(x => context.Blogs.Remove(x));
                context.SaveChanges();
            }
            catch (Exception ex)
            {
                _logger.Critical("Exception when resetting the blogs", ex);
                throw;
            }

            var bloggers = LoadDbDataFromXml.FormBlogsWithPosts(XmlBlogsDataFileManifestPath[selection]);

            context.Blogs.AddRange(bloggers);
            var status = context.SaveChangesWithChecking();

            if (!status.IsValid)
            {
                _logger.CriticalFormat("Error when resetting courses data. Error:\n{0}",
                                       string.Join(",", status.Errors));
                throw new FormatException("problem writing to database. See log.");
            }
        }
        public static void ResetBlogs(SampleWebAppDb context, TestDataSelection selection)
        {
            try
            {
                context.Posts.ToList().ForEach(x => context.Posts.Remove(x));
                context.Tags.ToList().ForEach(x => context.Tags.Remove(x));
                context.Blogs.ToList().ForEach(x => context.Blogs.Remove(x));
                context.SaveChanges();
            }
            catch (Exception ex)
            {
                _logger.Critical("Exception when resetting the blogs", ex);
                throw;
            }

            var bloggers = LoadDbDataFromXml.FormBlogsWithPosts(XmlBlogsDataFileManifestPath[selection]);

            context.Blogs.AddRange(bloggers);
            var status = context.SaveChangesWithChecking();
            if (!status.IsValid)
            {
                _logger.CriticalFormat("Error when resetting courses data. Error:\n{0}",
                    string.Join(",", status.Errors));
                throw new FormatException("problem writing to database. See log.");
            }
        }