public void GetMetaTags_OnExecuteWithNoMetaTags_ThrowsException()
{
var doc = new HtmlDocument();
doc.LoadHtml("<html>Empty</html>");
var htmlTagHelper = new HtmlTagHelper();
htmlTagHelper.GetMetaTags(doc.DocumentNode);
}
public override AnalyzeResult Analyse(IPageData pageData)
{
var result = new AnalyzeResult();
var metaTags = _htmlTagHelper.GetMetaTags(pageData.Document, result);
if (metaTags.Any())
{
AnalyzeMetaTags(metaTags, result);
}
return(result);
}
public void GetMetaTags_OnExecuteWithMetaTags_ReturnsMetaTagsNodes()
{
var doc = new HtmlDocument();
doc.LoadHtml("<html><meta /><meta /></html>");
var htmlTagHelper = new HtmlTagHelper();
var metaTags = htmlTagHelper.GetMetaTags(doc.DocumentNode);
Assert.IsNotNull(metaTags);
Assert.AreEqual(2, metaTags.Count());
}
public override AnalyzeResult Analyse(IPageData pageData)
{
var result = new AnalyzeResult();
var metaTags = _htmlTagHelper.GetMetaTags(pageData.Document, result);
if (metaTags.Any())
{
var attributeValues = from metaTag in metaTags
let attribute = metaTag.GetAttribute("name")
where attribute != null
where attribute.Value == "description"
select metaTag.GetAttribute("content");
if (!attributeValues.Any())
{
result.AddResultRule("no_meta_description_tag", ResultType.Warning);
}
else if (attributeValues.Count() > 1)
{
result.AddResultRule("multiple_meta_description_tags", ResultType.Warning);
}
else
{
var firstMetaDescriptionTag = attributeValues.FirstOrDefault();
if (firstMetaDescriptionTag != null)
{
var descriptionValue = firstMetaDescriptionTag.Value;
if (descriptionValue.IndexOf(pageData.Focuskeyword, StringComparison.InvariantCultureIgnoreCase) >= 0)
{
result.AddResultRule("meta_description_contains_keyword", ResultType.Success);
}
else
{
result.AddResultRule("meta_description_doesnt_contain_keyword", ResultType.Hint);
}
}
}
}
return(result);
}
public void GetMetaTags_OnExecuteWithNullParameter_ThrowsException()
{
var htmlTagHelper = new HtmlTagHelper();
htmlTagHelper.GetMetaTags(null);
}
