public WebpageReaderTests()
{
ContentExtractionStrategyFactory contentExtractionStrategyFactory = new ContentExtractionStrategyFactory();
INodeContentExtractionStrategy extractContentAttribute =
contentExtractionStrategyFactory.ExtractAttributeByName("content");
INodeContentExtractionStrategy extractInnerText =
contentExtractionStrategyFactory.ExtractInnerText();
_webpageTitleSearch = PageSearch.NewBuilder()
.AddSearchCriteria("/html/head/meta[@property='og:title']", extractContentAttribute)
.AddSearchCriteria("/html/head/meta[@name='twitter:title']", extractContentAttribute)
.AddSearchCriteria("/html/head/title", extractInnerText)
.SetDefault("Untitled")
.Build();
}