public void Save_UpdatesMetadataIsbnAndPageCount()
{
_bookDom = new HtmlDom(
@"<html>
<head>
<meta content='text/html; charset=utf-8' http-equiv='content-type' />
<title>Test Shell</title>
<link rel='stylesheet' href='Basic Book.css' type='text/css' />
<link rel='stylesheet' href='../../previewMode.css' type='text/css' />;
</head>
<body>
<div class='bloom-page' id='guid3'>
<textarea lang='en' data-book='ISBN'>original</textarea>
</div>
</body></html>");
var book = CreateBook();
var isbnElt = _bookDom.SelectSingleNode("//textarea");
isbnElt.InnerText = "978-0-306-40615-7";
book.Save();
Assert.That(book.BookInfo.Isbn, Is.EqualTo("978-0-306-40615-7"));
var dom = book.GetEditableHtmlDomForPage(book.GetPages().First());
isbnElt = dom.SelectSingleNode("//textarea");
isbnElt.InnerText = " ";
book.SavePage(dom);
book.Save();
Assert.That(_metadata.Isbn, Is.EqualTo(""));
}
