public void ParseAndFormat(SampleFeed embeddedDocument)
        {
            // arrange
            var document1 = embeddedDocument.XDocument;

            // action
            var tryParseResult = Rss10FeedParser.TryParseRss10Feed(document1, out var feed);

            Assert.True(tryParseResult);

            var tryFormatResult = Rss10FeedFormatter.TryFormatRss10Feed(feed, out var document2);

            Assert.True(tryFormatResult);

            var xmlWriterSettings = new XmlWriterSettings {
                Indent = true
            };
            var xmlStringBuilder1 = new StringBuilder();
            var xmlStringBuilder2 = new StringBuilder();

            using (var xmlWriter1 = XmlWriter.Create(xmlStringBuilder1, xmlWriterSettings))
                using (var xmlWriter2 = XmlWriter.Create(xmlStringBuilder2, xmlWriterSettings))
                {
                    document1.WriteTo(xmlWriter1);
                    document2.WriteTo(xmlWriter2);
                    xmlWriter1.Flush();
                    xmlWriter2.Flush();

                    // assert
                    var xmlString1 = xmlStringBuilder1.ToString();
                    var xmlString2 = xmlStringBuilder2.ToString();
                    Assert.Equal(xmlString1, xmlString2);
                }
        }
        public void ParseWithoutCrashing(SampleFeed embeddedDocument)
        {
            // arrange
            var document = embeddedDocument.XDocument;

            // action
            // ReSharper disable once UnusedVariable
            var tryParseResult = Rss10FeedParser.TryParseRss10Feed(document, out var parsedFeed);

            // assert
            Assert.True(tryParseResult);
        }