public override AnalyzeResult Analyse(IPageData pageData)
{
var result = new AnalyzeResult();
var titleTag = _htmlTagHelper.GetTitleTag(pageData.Document, result);
if (titleTag != null)
{
var titleText = titleTag.InnerText;
var position = titleText.IndexOf(pageData.Focuskeyword, StringComparison.InvariantCultureIgnoreCase);
if (position >= 0)
{
if (position < 10)
{
result.AddResultRule("title_contains_keyword", ResultType.Success);
}
else
{
result.AddResultRule("title_not_in_front", ResultType.Hint);
}
}
else
{
result.AddResultRule("title_doesnt_contain_keyword", ResultType.Warning);
}
}
return(result);
}
private void AnalyzeHeadTag(HtmlNode headTag, AnalyzeResult result)
{
var titleTag = _htmlTagHelper.GetTitleTag(headTag, result);
if (titleTag != null)
{
AnalyzeTitleTag(titleTag, result);
}
}
public void GetTitleTag_OnExecuteWithMultipleTitleTags_ThrowsException()
{
var doc = new HtmlDocument();
doc.LoadHtml("<html><head><title>Title</title></head><head><title>Title</title></head></html>");
var htmlTagHelper = new HtmlTagHelper();
htmlTagHelper.GetTitleTag(doc.DocumentNode);
}
public void GetTitleTag_OnExecuteWithNoTitleTag_ThrowsException()
{
var doc = new HtmlDocument();
doc.LoadHtml("<html>Title</html>");
var htmlTagHelper = new HtmlTagHelper();
htmlTagHelper.GetTitleTag(doc.DocumentNode);
}
public void GetTitleTag_OnExecuteWithHeadTag_ReturnsTheTitleNode()
{
var doc = new HtmlDocument();
doc.LoadHtml("<html><head><title>Title</title></head></html>");
var htmlTagHelper = new HtmlTagHelper();
var titleTag = htmlTagHelper.GetTitleTag(doc.DocumentNode);
Assert.IsNotNull(titleTag);
Assert.AreEqual("Title", titleTag.InnerHtml);
}
public void GetTitleTag_OnExecuteWithNullParameter_ThrowsException()
{
var htmlTagHelper = new HtmlTagHelper();
htmlTagHelper.GetTitleTag(null);
}